Age and Sex in Boulder, Colorado (City)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the places in Colorado.
Scope: population of Colorado, Boulder, and other places in Colorado
Boulder
Colorado
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%1%2%3%4%5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,7701.679%1.68%1,2561.191%1.19%1,5871.505%1.51%2,3772.255%2.25%2,1922.079%2.08%1,6291.545%1.55%2,8012.657%2.66%2,0861.979%1.98%4,7374.493%4.49%5,4625.181%5.18%5,2985.026%5.03%5,8075.508%5.51%6,2285.908%5.91%7,6257.233%7.23%9,0208.556%8.56%11,01811.0k10.452%10.5%5,4235.144%5.14%5,6835.391%5.39%9,5259.035%9.04%2,2712.154%2.15%4,0913.881%3.88%3,9873.782%3.78%3,5473.365%3.36%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Colorado and Boulder
Female Male
Colorado
Boulder
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%Senior2Older Adult3Younger Adult4College5Children6-0.122289%-0.040289%-0.159429%-0.032577%-0.162577%0.2%0.122289%0.159429%0.122289%0.1%10,81110.8k10.255%10.3%-0.489585%-0.649641%-0.003939%-0.489585%0.5%0.489585%0.014608%0.649641%0.504193%0.5%26,19126.2k24.844%24.8%-0.793335%-0.698809%-0.793335%0.8%0.793335%0.199361%0.698809%0.046202%0.992696%1.0%33,89133.9k32.149%32.1%-2.373364%-0.656150%-2.373364%2.4%2.373364%0.145845%0.656150%0.069282%2.519209%2.5%20,63120.6k19.570%19.6%-0.341017%-0.631041%-0.341017%0.3%0.341017%0.050275%0.631041%0.029735%0.391292%0.4%13,89613.9k13.182%13.2%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval 265+ 340-64 422-39 518-21 60-17

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Colorado and Boulder
Female Male
Colorado
Boulder
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.028813%-0.047311%-0.031630%-0.027891%-0.076124%0.1%0.028813%0.031630%0.028813%0.0%1,7701.679%1.68%-0.103396%-0.031493%-0.120243%-0.046920%-0.134889%0.1%0.103396%0.120243%0.103396%0.1%1,2561.191%1.19%-0.144565%-0.011952%-0.194604%-0.034814%-0.156517%0.2%0.144565%0.194604%0.144565%0.1%1,5871.505%1.51%-0.206412%-0.038133%-0.282056%-0.036128%-0.244546%0.2%0.206412%0.282056%0.206412%0.2%2,3772.255%2.25%-0.327262%-0.038576%-0.408630%-0.028822%-0.365838%0.4%0.327262%0.408630%0.327262%0.3%2,1922.079%2.08%-0.343863%-0.084899%-0.511485%-0.025367%-0.428761%0.4%0.343863%0.511485%0.343863%0.3%1,6291.545%1.55%-0.438563%-0.008537%-0.552461%-0.022236%-0.447100%0.4%0.438563%0.552461%0.438563%0.4%2,8012.657%2.66%-0.462910%-0.063555%-0.614297%-0.019275%-0.526466%0.5%0.462910%0.614297%0.462910%0.5%2,0861.979%1.98%-0.430848%-0.648339%-0.033419%-0.430848%0.4%0.430848%0.036995%0.648339%0.467843%0.5%4,7374.493%4.49%-0.516411%-0.682217%-0.013517%-0.516411%0.5%0.516411%0.003415%0.682217%0.519825%0.5%5,4625.181%5.18%-0.477329%-0.647511%-0.477329%0.5%0.477329%0.050465%0.647511%0.008494%0.527794%0.5%5,2985.026%5.03%-0.544489%-0.644656%-0.544489%0.5%0.544489%0.012711%0.644656%0.039796%0.557200%0.6%5,8075.508%5.51%-0.590021%-0.001518%-0.670073%-0.591539%0.6%0.590021%0.670073%0.033960%0.590021%0.6%6,2285.908%5.91%-0.638019%-0.719972%-0.638019%0.6%0.638019%0.170556%0.719972%0.045961%0.808575%0.8%7,6257.233%7.23%-0.757921%-0.717822%-0.757921%0.8%0.757921%0.195409%0.717822%0.056493%0.953330%1.0%9,0208.556%8.56%-1.447543%-0.679741%-1.447543%1.4%1.447543%0.588756%0.679741%0.049857%2.036299%2.0%11,01811.0k10.452%10.5%-2.357238%-0.683784%-2.357238%2.4%2.357238%0.429710%0.683784%0.093072%2.786947%2.8%5,4235.144%5.14%-2.669323%-0.674174%-2.669323%2.7%2.669323%0.052172%0.674174%0.065942%2.721495%2.7%5,6835.391%5.39%-2.233447%-0.633320%-2.233447%2.2%2.233447%0.050749%0.633320%0.059056%2.284197%2.3%9,5259.035%9.04%-0.312401%-0.619970%-0.312401%0.3%0.312401%0.093278%0.619970%0.025899%0.405679%0.4%2,2712.154%2.15%-0.328211%-0.643872%-0.328211%0.3%0.328211%0.119712%0.643872%0.025231%0.447923%0.4%4,0913.881%3.88%-0.371087%-0.644283%-0.371087%0.4%0.371087%0.014229%0.644283%0.037497%0.385316%0.4%3,9873.782%3.78%-0.332005%-0.008917%-0.611610%-0.340922%0.3%0.332005%0.611610%0.028780%0.332005%0.3%3,5473.365%3.36%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Colorado and Boulder
More Females More Males
Colorado
Boulder
150%100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-164.197531%-88.179338%-164.197531%164.2%0.3790.3872.542%72.5%27.458%27.5%-30.458716%-39.021135%-30.458716%30.5%0.7670.7756.608%56.6%43.392%43.4%-8.267717%-17.889811%-8.267717%8.3%0.9240.9251.985%52.0%48.015%48.0%-18.474265%-12.808775%-18.474265%18.5%0.8440.8454.228%54.2%45.772%45.8%-11.787440%-7.053380%-11.787440%11.8%0.8950.8952.783%52.8%47.217%47.2%-24.689655%-4.959507%-24.689655%24.7%0.8020.8055.494%55.5%44.506%44.5%-1.946647%-4.024813%-1.946647%1.9%0.9810.9850.482%50.5%49.518%49.5%-13.729508%-3.137719%-13.729508%13.7%0.8790.8853.212%53.2%46.788%46.8%-5.154491%8.586526%8.586526%8.6%1.0861.0947.942%47.9%52.058%52.1%-1.981292%0.661278%0.661278%0.7%1.0071.0149.835%49.8%50.165%50.2%10.572337%1.311740%10.572337%10.6%1.1061.1147.490%47.5%52.510%52.5%2.334495%6.173261%2.334495%2.3%1.0231.0249.423%49.4%50.577%50.6%-0.257235%-0.257235%0.3%5.068057%0.9971.0050.064%50.1%49.936%49.9%26.732084%6.383762%26.732084%26.7%1.2671.2744.105%44.1%55.895%55.9%25.782228%7.869988%25.782228%25.8%1.2581.2644.290%44.3%55.710%55.7%40.672783%7.334749%40.672783%40.7%1.4071.4141.550%41.6%58.450%58.4%18.229376%13.611308%18.229376%18.2%1.1821.1845.823%45.8%54.177%54.2%1.954513%9.781074%1.954513%2.0%1.0201.0249.516%49.5%50.484%50.5%2.272245%9.324868%2.272245%2.3%1.0231.0249.438%49.4%50.562%50.6%29.858300%4.177451%29.858300%29.9%1.2991.3043.505%43.5%56.495%56.5%36.473988%3.918625%36.473988%36.5%1.3651.3642.288%42.3%57.712%57.7%3.834356%5.820035%3.834356%3.8%1.0381.0449.059%49.1%50.941%50.9%-2.685714%-2.685714%2.7%4.705595%0.9740.9750.663%50.7%49.337%49.3%
M:F ratio of males to females in the age cohort
F females as a percentage of the age cohort
M males as a percentage of the age cohort

Map of Age Cohorts by Neighborhood in Boulder

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
0%7%13%20%26%33%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
0%18%36%53%71%90%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
1%9%16%23%30%38%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
0%6%12%18%24%30%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
0.0%5.0%9.9%14.9%19.9%24.9%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
0.0%4.3%8.5%12.8%17.1%21.4%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
0%7%15%22%29%37%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
0.0%4.6%9.3%13.9%18.6%23.3%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
0.0%3.4%6.9%10.3%13.8%17.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Boulder

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
1.9%6.8%11.7%16.6%21.5%26.4%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0%15%29%43%57%72%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
4%11%18%25%31%39%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
3.9%7.2%10.4%13.6%16.8%20.1%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
2.0%5.3%8.4%11.6%14.7%18.0%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
1.3%5.9%10.5%15.0%19.6%24.2%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
0.1%4.0%7.8%11.7%15.6%19.5%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.2%2.7%5.3%7.8%10.3%12.9%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%1.9%3.8%5.7%7.7%9.6%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Boulder

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
0%7%13%20%27%34%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%19%39%58%77%97%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0%12%25%37%49%62%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0%6%12%18%23%30%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
0%5%10%16%21%27%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
0%6%12%19%25%32%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%7%15%22%29%37%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%4.6%9.3%13.9%18.6%23.3%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0%5%11%16%21%27%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Boulder

There are 67 neighborhoods that are fully or partially contained within Boulder (36 fully and 31 partially). This section compares the 50 most populous of those to each other, Boulder, and other entities that contain or substantially overlap with Boulder. The least populous of the compared neighborhoods has a population of 208.

Children by Neighborhood#32

Percentage of population aged 0 to 17 (%):
Scope: population of Boulder, selected neighborhoods in Boulder, and entities that contain Boulder
0%10%20%30%Count#Boulder Meadows NeighborhoodBoulder MdwsCrestview NeighborhoodCrestviewNorth Wonderland NeighborhoodN WonderlandCarolyn Heights NeighborhoodCarolyn HtsFour Mile Creek NeighborhoodFour Mile CrkMountainNorwood - Quince NeighborhoodNorwood - QuinceOrchard Park NeighborhoodOrchard ParkMoores NeighborhoodMooresWestBuena Vista NeighborhoodBuena VistaSan Juan del Centro NeighborhoodSan Juan del CentroColoradoDevil's Thumb NeighborhoodDevil's ThumbUnited States of AmericaUnited StatesWonderland Hills NeighborhoodWonderland HlsJuniper - Kalmia NeighborhoodJuniper - KalmiaDakota Ridge NeighborhoodDakota RidgeNewlands NeighborhoodNewlandsOld North Boulder NeighborhoodOld N BoulderCountry Meadows NeighborhoodCountry MdwsTable Mesa South NeighborhoodTable Mesa SEast Chautauqua NeighborhoodE ChautauquaBoulder Metro AreaBoulder AreaBoulder CountyBoulderShanahan Ridge NeighborhoodShanahan RdgEast Foothills NeighborhoodE FoothillsParkside NeighborhoodParksideHawthorn NeighborhoodHawthornHartford - Yale NeighborhoodHartford - YaleTable Mesa North NeighborhoodTable Mesa NMapleton Mobile Home Park NeighborhoodMapleton Mobile H…CU - East Campus NeighborhoodCU - E CampusKings Ridge NeighborhoodKings RidgeGunbarrel NeighborhoodGunbarrelMajestic Heights NeighborhoodMajestic HtsFrasier Meadows NeighborhoodFrasier MdwsKeewaydin East NeighborhoodKeewaydin EWinding Trail Village NeighborhoodWinding Trl VlgGrant NeighborhoodGrantPark East NeighborhoodPark EastBoulderHillcrest - Panorama Heights NeighborhoodHillcrest - Panora…Mapleton Hill NeighborhoodMapleton HillCatalpa Park NeighborhoodCatalpa ParkKeewaydin NeighborhoodKeewaydinTantra Park NeighborhoodTantra ParkMartin Acres NeighborhoodMartin AcresWhittier NeighborhoodWhittierFlatirons NeighborhoodFlatironsWest Pearl NeighborhoodWest PearlEast Aurora NeighborhoodEast AuroraColorado University NeighborhoodColorado UnivUniversity Hill NeighborhoodUniv HlUniversity Heights NeighborhoodUniv HtsGoss Grove NeighborhoodGoss GroveCU - Williams Village NeighborhoodCU - Williams Vlg32.821388%32.821388%32.8%502503126.706834%26.706834%26.7%184226.499552%26.499552%26.5%117118325.547445%25.547445%25.5%82425.069506%25.069506%25.1%230231524.709269%24.709269%24.7%5,732,5615.73M24.398915%24.398915%24.4%152623.901591%23.901591%23.9%143723.762883%23.762883%23.8%63823.760486%23.760486%23.8%17,834,66617.8M23.328380%23.328380%23.3%8485923.308958%23.308958%23.3%1401411023.252704%23.252704%23.3%1,246,1811.25M23.127406%23.127406%23.1%3341123.108006%23.108006%23.1%73,612,43873.6M22.661304%22.661304%22.7%2182191222.108844%22.108844%22.1%1181321.617891%21.617891%21.6%2091421.584530%21.584530%21.6%5371521.386433%21.386433%21.4%6826831621.349010%21.349010%21.3%1381391720.778285%20.778285%20.8%8438441820.346747%20.346747%20.3%2281920.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k19.303222%19.303222%19.3%2722018.899125%18.899125%18.9%6396402118.554630%18.554630%18.6%2852862218.064076%18.064076%18.1%40412317.492831%17.492831%17.5%42432517.492831%17.492831%17.5%3763772416.866667%16.866667%16.9%352616.822430%16.822430%16.8%83842716.683350%16.683350%16.7%2592816.395199%16.395199%16.4%1,5181,5192916.148195%16.148195%16.1%2582593015.783953%15.783953%15.8%5505513115.245099%15.245099%15.2%1641653213.880126%13.880126%13.9%843313.808463%13.808463%13.8%1381393413.487099%13.487099%13.5%1913513.181559%13.181559%13.2%13,89613.9k13.121387%13.121387%13.1%1033612.838014%12.838014%12.8%3623711.559633%11.559633%11.6%1403811.342828%11.342828%11.3%1451463910.473870%10.473870%10.5%115116409.294954%9.294954%9.3%390391418.844293%8.844293%8.8%411412428.636323%8.636323%8.6%140437.255549%7.255549%7.3%4647445.975116%5.975116%6.0%136137453.690083%3.690083%3.7%231232462.864120%2.864120%2.9%201202472.720000%2.720000%2.7%14481.683843%1.683843%1.7%31490.496689%0.496689%0.5%131450
Count number of children
# rank of neighborhood out of 50 by %

Age Cohorts by Place in the Boulder Area

There are 34 places in the Boulder Area. This section compares Boulder to all of the places in the Boulder Area and to those entities that contain or substantially overlap with Boulder.

Children by Place#41

Percentage of population aged 0 to 17 (%):
Scope: population of Boulder, selected other places in the Boulder Area, and entities that contain Boulder
0%10%20%30%Count#CrismanErieNiwotPine Brook HillPne Brk HlSuperiorLyonsLongmontMountainBark RanchEldoraLouisvilleWestLafayetteColoradoUnited States of AmericaUnited StatesNederlandBoulder Metro AreaBoulder AreaBoulder CountyBoulderLazy AcresJamestownEldorado SpringsEldorado SpgsWardParagon EstatesParagon EstsGunbarrelBoulderGold HillValmontSunshineAltonaCoal CreekSugarloafAllensparkBonanza Mountain EstatesBonanza Mtn EstsMountain MeadowsMtn MdwsTall TimberSt. Ann HighlandsSeven HillsGlendaleLeyner32.587065%32.587065%32.6%131129.195712%29.195712%29.2%6,073228.988666%28.988666%29.0%1,330328.597617%28.597617%28.6%312428.132735%28.132735%28.1%3,637525.012333%25.012333%25.0%507624.994764%24.994764%25.0%22,67522.7k724.709269%24.709269%24.7%5,732,5615.73M24.553571%24.553571%24.6%55824.369748%24.369748%24.4%29923.933507%23.933507%23.9%4,7801023.760486%23.760486%23.8%17,834,66617.8M23.361550%23.361550%23.4%6,3201123.252704%23.252704%23.3%1,246,1811.25M23.108006%23.108006%23.1%73,612,43873.6M22.115385%22.115385%22.1%3451220.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k18.469945%18.469945%18.5%1691317.808219%17.808219%17.8%391417.647059%17.647059%17.6%1651516.279070%16.279070%16.3%211615.246637%15.246637%15.2%1361715.064337%15.064337%15.1%1,4401813.181559%13.181559%13.2%13,89613.9k1912.837838%12.837838%12.8%192012.727273%12.727273%12.7%72110.734463%10.734463%10.7%192210.621762%10.621762%10.6%41239.060956%9.060956%9.1%165248.695652%8.695652%8.7%32258.173913%8.173913%8.2%47267.784431%7.784431%7.8%13277.185629%7.185629%7.2%12285.780347%5.780347%5.8%10292.732240%2.732240%2.7%10300.000000%0.000000%0.0%0310.000000%0.000000%0.0%0320.000000%0.000000%0.0%033
Count number of children
# rank of place out of 33 by %

Age Cohorts by Place in Colorado

There are 458 places in Colorado. This section compares Boulder to the 50 most populous places in Colorado and to those entities that contain or substantially overlap with Boulder. The least populous of the compared places has a population of 12,928.

Children by Place#50

Percentage of population aged 0 to 17 (%):
Scope: population of Boulder, selected other places in Colorado, and entities that contain Boulder
0%10%20%30%Count#Commerce CityFountainWelbyParkerEvansCastle RockHighlands RanchHighlands RnchCimarron HillsCimarron HlsErieFort CarsonThorntonJohnstownBrightonSuperiorWindsorSecurity-WidefieldCliftonAuroraPueblo WestGreeleySherrelwoodLongmontMountainBroomfieldColorado SpringsColorado SpgsNorthglennLouisvilleWestWestminsterCentennialDakota RidgeBlack ForestLafayetteColoradoGreenwood VillageGreenwood VlgUnited States of AmericaUnited StatesPuebloKen CarylColumbineLovelandGrand JunctionGrand JctCañon CityArvadaMontroseDenverSterlingBoulder Metro AreaBoulder AreaBoulder CountyBoulderLakewoodLittletonFort CollinsWheat RidgeEnglewoodGoldenDurangoBoulder34.234792%34.234792%34.2%17,71017.7k132.447784%32.447784%32.4%9,026231.113231%31.113231%31.1%5,218330.296024%30.296024%30.3%14,67614.7k430.230654%30.230654%30.2%6,278530.093514%30.093514%30.1%16,18716.2k630.017074%30.017074%30.0%31,99732.0k729.414153%29.414153%29.4%5,071829.195712%29.195712%29.2%6,073928.857662%28.857662%28.9%4,2921028.655822%28.655822%28.7%37,39937.4k1128.451214%28.451214%28.5%4,0911228.363676%28.363676%28.4%10,29810.3k1328.132735%28.132735%28.1%3,6371428.127068%28.127068%28.1%5,9501527.408742%27.408742%27.4%9,5811626.297388%26.297388%26.3%5,2651726.276233%26.276233%26.3%92,26492.3k1826.046893%26.046893%26.0%7,9431925.499369%25.499369%25.5%25,23825.2k2025.130065%25.130065%25.1%4,7822124.994764%24.994764%25.0%22,67522.7k2224.709269%24.709269%24.7%5,732,5615.73M24.399110%24.399110%24.4%15,23715.2k2323.968990%23.968990%24.0%107,563108k2423.945657%23.945657%23.9%9,1302523.933507%23.933507%23.9%4,7802623.760486%23.760486%23.8%17,834,66617.8M23.646775%23.646775%23.6%26,43026.4k2723.607943%23.607943%23.6%25,46425.5k2823.560777%23.560777%23.6%8,0422923.448838%23.448838%23.4%3,1673023.361550%23.361550%23.4%6,3203123.252704%23.252704%23.3%1,246,1811.25M23.191741%23.191741%23.2%3,5273223.108006%23.108006%23.1%73,612,43873.6M22.953361%22.953361%23.0%24,87824.9k3322.722988%22.722988%22.7%7,4723422.336933%22.336933%22.3%5,6473522.303708%22.303708%22.3%16,36216.4k3622.053439%22.053439%22.1%13,37113.4k3721.812101%21.812101%21.8%3,5873821.607124%21.607124%21.6%24,53124.5k3921.571308%21.571308%21.6%4,1024020.705017%20.705017%20.7%137,337137k4120.248998%20.248998%20.2%2,8304220.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k19.879434%19.879434%19.9%29,77829.8k4319.597533%19.597533%19.6%8,8334418.998289%18.998289%19.0%29,87529.9k4517.884293%17.884293%17.9%5,5524617.781262%17.781262%17.8%5,7834717.377146%17.377146%17.4%3,5224816.265365%16.265365%16.3%2,8984913.181559%13.181559%13.2%13,89613.9k50
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the West

There are 5,635 places in the West. This section compares Boulder to the 50 most populous places in the West and to those entities that contain or substantially overlap with Boulder. The least populous of the compared places has a population of 180,303.

Children by Place#59

Percentage of population aged 0 to 17 (%):
Scope: population of Boulder, selected other places in the West, and entities that contain Boulder
0%5%10%15%20%25%30%Count#GilbertSan BernardinoBakersfieldFontanaNorth Las VegasN Las VegasMoreno ValleyFresnoStocktonOxnardSanta AnaSunrise ManorPhoenixChandlerGlendaleAuroraChula VistaModestoAnaheimAnchorageRiversideMountainSanta ClaritaMesaLong BeachLas VegasColorado SpringsColorado SpgsWestSacramentoFremontSan JoseColoradoAlbuquerqueUnited States of AmericaUnited StatesBoise CityIrvineRenoSpokaneTucsonTacomaLos AngelesHendersonSalt Lake CitySalt Lk CityParadiseDenverSan DiegoOaklandSpring ValleyBoulder Metro AreaBoulder AreaBoulder CountyBoulderHuntington BeachHuntington BchPortlandGlendaleUrban HonoluluScottsdaleSeattleSan FranciscoBoulder31.383579%31.383579%31.4%71,18871.2k130.280873%30.280873%30.3%64,97765.0k230.257240%30.257240%30.3%111,212111k330.205917%30.205917%30.2%61,99162.0k429.887691%29.887691%29.9%68,87268.9k529.366874%29.366874%29.4%59,33959.3k629.163869%29.163869%29.2%149,846150k728.614697%28.614697%28.6%86,25786.3k828.168223%28.168223%28.2%57,67557.7k928.168043%28.168043%28.2%93,97094.0k1027.865487%27.865487%27.9%53,74553.7k1126.837431%26.837431%26.8%417,409417k1226.682251%26.682251%26.7%64,60664.6k1326.309999%26.309999%26.3%63,12963.1k1426.276233%26.276233%26.3%92,26492.3k1526.128750%26.128750%26.1%68,09168.1k1625.623945%25.623945%25.6%53,42953.4k1725.338259%25.338259%25.3%87,86787.9k1825.003591%25.003591%25.0%74,84174.8k1924.847338%24.847338%24.8%79,18379.2k2024.709269%24.709269%24.7%5,732,5615.73M24.513735%24.513735%24.5%44,19944.2k2124.297490%24.297490%24.3%114,309114k2224.070388%24.070388%24.1%113,081113k2323.976553%23.976553%24.0%147,047147k2423.968990%23.968990%24.0%107,563108k2523.760486%23.760486%23.8%17,834,66617.8M23.750232%23.750232%23.8%115,077115k2623.696772%23.696772%23.7%54,01354.0k2723.475697%23.475697%23.5%236,955237k2823.252704%23.252704%23.3%1,246,1811.25M23.208388%23.208388%23.2%129,238129k2923.108006%23.108006%23.1%73,612,43873.6M22.602286%22.602286%22.6%49,42649.4k3022.167520%22.167520%22.2%54,75254.8k3122.089988%22.089988%22.1%52,38052.4k3221.985307%21.985307%22.0%46,62646.6k3321.726884%21.726884%21.7%114,628115k3421.686073%21.686073%21.7%44,58744.6k3521.605988%21.605988%21.6%846,711847k3621.562086%21.562086%21.6%59,91559.9k3721.181952%21.181952%21.2%40,55240.6k3820.979596%20.979596%21.0%48,18348.2k3920.705017%20.705017%20.7%137,337137k4020.651042%20.651042%20.7%283,913284k4120.390011%20.390011%20.4%84,01584.0k4220.314065%20.314065%20.3%38,73138.7k4320.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k19.658421%19.658421%19.7%39,06639.1k4418.415892%18.415892%18.4%114,287114k4517.993380%17.993380%18.0%35,60835.6k4617.467827%17.467827%17.5%61,06761.1k4716.876692%16.876692%16.9%39,57539.6k4815.290895%15.290895%15.3%102,273102k4913.481174%13.481174%13.5%114,628115k5013.181559%13.181559%13.2%13,89613.9k
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the United States

There are 29,322 places in the United States. This section compares Boulder to the 50 most populous places in the United States and to those entities that contain or substantially overlap with Boulder. The least populous of the compared places has a population of 383,899.

Children by Place#68

Percentage of population aged 0 to 17 (%):
Scope: population of Boulder, selected other places in the United States, and entities that contain Boulder
0%10%20%Count#FresnoFort WorthEl PasoPhoenixMilwaukeeArlingtonWichitaOklahoma CitySan AntonioDallasHoustonMemphisDetroitOmahaIndianapolisMountainTulsaCharlotteMesaLong BeachLas VegasColorado SpringsColorado SpgsWestSacramentoSan JoseKansas CityColoradoAlbuquerqueJacksonvilleUnited States of AmericaUnited StatesClevelandLouisvilleVirginia BeachVirginia BchColumbusPhiladelphiaChicagoRaleighTucsonLos AngelesNashville-DavidsonAustinNew YorkBaltimoreDenverSan DiegoOaklandBoulder Metro AreaBoulder AreaBoulder CountyBoulderMinneapolisAtlantaPortlandMiamiWashingtonBostonSeattleSan FranciscoBoulder29.163869%29.163869%29.2%149,846150k128.577574%28.577574%28.6%233,173233k227.481425%27.481425%27.5%186,340186k326.837431%26.837431%26.8%417,409417k426.475933%26.475933%26.5%158,504159k526.113118%26.113118%26.1%100,248100k625.967894%25.967894%26.0%100,764101k725.770022%25.770022%25.8%159,778160k825.703473%25.703473%25.7%369,965370k925.650464%25.650464%25.7%327,924328k1025.319180%25.319180%25.3%567,297567k1125.310548%25.310548%25.3%166,001166k1225.218343%25.218343%25.2%172,353172k1325.047396%25.047396%25.0%110,978111k1424.805415%24.805415%24.8%210,021210k1524.709269%24.709269%24.7%5,732,5615.73M24.623036%24.623036%24.6%98,46998.5k1624.540635%24.540635%24.5%198,493198k1724.297490%24.297490%24.3%114,309114k1824.070388%24.070388%24.1%113,081113k1923.976553%23.976553%24.0%147,047147k2023.968990%23.968990%24.0%107,563108k2123.760486%23.760486%23.8%17,834,66617.8M23.750232%23.750232%23.8%115,077115k2223.475697%23.475697%23.5%236,955237k2323.365136%23.365136%23.4%110,229110k2423.252704%23.252704%23.3%1,246,1811.25M23.208388%23.208388%23.2%129,238129k2523.157634%23.157634%23.2%198,372198k2623.108006%23.108006%23.1%73,612,43873.6M22.998471%22.998471%23.0%89,50289.5k2722.928906%22.928906%22.9%140,227140k2822.855339%22.855339%22.9%102,788103k2922.726089%22.726089%22.7%190,226190k3022.168125%22.168125%22.2%345,809346k3121.913385%21.913385%21.9%594,733595k3221.865242%21.865242%21.9%96,49796.5k3321.726884%21.726884%21.7%114,628115k3421.605988%21.605988%21.6%846,711847k3521.537938%21.537938%21.5%138,655139k3621.399702%21.399702%21.4%194,262194k3721.199117%21.199117%21.2%1,793,8611.79M3821.123671%21.123671%21.1%131,178131k3920.705017%20.705017%20.7%137,337137k4020.651042%20.651042%20.7%283,913284k4120.390011%20.390011%20.4%84,01584.0k4220.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k19.962439%19.962439%20.0%80,78280.8k4318.722638%18.722638%18.7%85,44685.4k4418.415892%18.415892%18.4%114,287114k4517.996773%17.996773%18.0%77,85877.9k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4815.290895%15.290895%15.3%102,273102k4913.481174%13.481174%13.5%114,628115k5013.181559%13.181559%13.2%13,89613.9k
Count number of children
# rank of place out of 50 by %

Definitions

The US Census reports extensively on the topics of age and sex, often reporting other topics broken down by age and sex cohorts. This page reports on age and sex alone; charts presenting other topics by age and sex can be found on their topic-specific pages.

  • Children: less than 18 years old
  • College: from 18 to 21 years old
  • 20s: from 22 to 29 years old, to not overlap the college category
  • Younger Adult: from 22 to 39 years old
  • Older Adult: from 40 to 64 years old
  • Senior: more than 64 years old

For additional information about the data presented on this site, including our sources, please see the About Page.

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State:
Colorado
County:
Boulder
Metro Area:
Boulder Area
ZIP Codes:
80025, 80301, 80302, 80303, 80304, 80305, 80310, 80503
Unified School Districts:
Boulder Valley RE-2, St. Vrain Valley RE 1J
Neighborhoods:
Boulder Meadows, Buena Vista, CU - East Campus, CU - Williams Village, Carolyn Heights, Catalpa Park, Centennial, Chautauqua, Colorado University, Country Meadows, Crestview, Dakota Ridge, Devil's Thumb, East Aurora, East Central, East Chautauqua, East Foothills, Flatirons, Foothills Community, Forest Glen, Four Mile Creek, Frasier Meadows, Githens Acres, Goss Grove, Grandview, Grant, Gunbarrel, Hartford - Yale, Hawthorn, Hillcrest - Panorama Heights, Hillside, Iris Hollow, Juniper - Kalmia, Keewaydin, Keewaydin East, Kings Ridge, Majestic Heights, Mapleton Hill, Mapleton Mobile Home Park, Martin Acres, Moores, Newlands, Noble Park, North Wonderland, Northbriar, Norwood - Quince, Old North Boulder, Orchard Park, Park East, Parkside, Pinon, Poplar, Sale Lake, San Juan del Centro, Shanahan Ridge, Table Mesa North, Table Mesa South, Tantra Park, Telluride, University Heights, University Hill, Wellman Creek, West Hawthorn, West Pearl, Whittier, Winding Trail Village, Wonderland Hills
Congressional District:
CO-2
State Senate District:
CO-18
State House Districts:
CO-10, CO-12, CO-13
Neighboring Unincorporated Places:
Gunbarrel, Niwot, Pine Brook Hill
Nearby Unincorporated Places:
Altona, Crisman, Eldorado Springs, Lazy Acres, Mountain Meadows, Paragon Estates, Seven Hills, Sunshine, Tall Timber, Valmont