Age and Sex in St. Vrain Valley School District RE 1J, Colorado (Unified School District)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the unified school districts in Colorado.
Scope: population of Colorado, St. Vrain Valley School District RE 1J, and other unified school districts in Colorado
St. Vrain Valley RE 1J
Colorado
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-42,1911.323%1.32%2,0961.266%1.27%3,0261.827%1.83%5,3593.236%3.24%3,9702.398%2.40%3,3582.028%2.03%5,4923.317%3.32%4,6302.796%2.80%11,88811.9k7.179%7.18%12,08412.1k7.298%7.30%12,13012.1k7.325%7.33%11,02211.0k6.656%6.66%11,89811.9k7.185%7.19%10,54310.5k6.367%6.37%10,36110.4k6.257%6.26%5,2453.168%3.17%2,2211.341%1.34%1,5830.956%0.96%3,5412.138%2.14%6,5713.968%3.97%12,10112.1k7.308%7.31%12,79212.8k7.725%7.73%11,48511.5k6.936%6.94%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Colorado and St. Vrain Valley School District RE 1J
Female Male
Colorado
St. Vrain Valley RE 1J
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.152337%-0.030833%-0.159429%-0.032577%-0.183170%0.18%0.152337%0.159429%0.152337%0.15%20,00020.0k12.078%12.1%-0.683701%-0.015460%-0.649641%-0.003939%-0.699161%0.70%0.683701%0.649641%0.683701%0.68%57,24657.2k34.572%34.6%-0.634577%-0.698809%-0.634577%0.63%0.634577%0.007348%0.698809%0.046202%0.641925%0.64%38,04738.0k22.977%23.0%-0.543823%-0.656150%-0.543823%0.54%0.543823%0.021288%0.656150%0.069282%0.565111%0.57%7,3454.436%4.44%-0.709026%-0.631041%-0.709026%0.71%0.709026%0.022915%0.631041%0.029735%0.731942%0.73%42,94942.9k25.937%25.9%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Colorado and St. Vrain Valley School District RE 1J
Female Male
Colorado
St. Vrain Valley RE 1J
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.027629%-0.027440%-0.031630%-0.027891%-0.055069%0.06%0.027629%0.031630%0.027629%0.03%2,1911.323%1.32%-0.084548%-0.084065%-0.120243%-0.046920%-0.168612%0.17%0.084548%0.120243%0.084548%0.08%2,0961.266%1.27%-0.182502%-0.000483%-0.194604%-0.034814%-0.182985%0.18%0.182502%0.194604%0.182502%0.18%3,0261.827%1.83%-0.308478%-0.030316%-0.282056%-0.036128%-0.338795%0.34%0.308478%0.282056%0.308478%0.31%5,3593.236%3.24%-0.384893%-0.408630%-0.028822%-0.384893%0.38%0.384893%0.029390%0.408630%0.414284%0.41%3,9702.398%2.40%-0.460785%-0.092399%-0.511485%-0.025367%-0.553184%0.55%0.460785%0.511485%0.460785%0.46%3,3582.028%2.03%-0.526410%-0.052742%-0.552461%-0.022236%-0.579152%0.58%0.526410%0.552461%0.526410%0.53%5,4923.317%3.32%-0.693291%-0.011474%-0.614297%-0.019275%-0.704765%0.70%0.693291%0.614297%0.693291%0.69%4,6302.796%2.80%-0.710925%-0.014011%-0.648339%-0.033419%-0.724936%0.72%0.710925%0.648339%0.710925%0.71%11,88811.9k7.179%7.18%-0.706215%-0.047105%-0.682217%-0.013517%-0.753320%0.75%0.706215%0.682217%0.706215%0.71%12,08412.1k7.298%7.30%-0.729647%-0.005798%-0.647511%-0.735444%0.74%0.729647%0.647511%0.008494%0.729647%0.73%12,13012.1k7.325%7.33%-0.652708%-0.644656%-0.652708%0.65%0.652708%0.025847%0.644656%0.039796%0.678556%0.68%11,02211.0k6.656%6.66%-0.701625%-0.033819%-0.670073%-0.735444%0.74%0.701625%0.670073%0.033960%0.701625%0.70%11,89811.9k7.185%7.19%-0.617198%-0.039013%-0.719972%-0.656211%0.66%0.617198%0.719972%0.045961%0.617198%0.62%10,54310.5k6.367%6.37%-0.590505%-0.717822%-0.590505%0.59%0.590505%0.070416%0.717822%0.056493%0.660921%0.66%10,36110.4k6.257%6.26%-0.503864%-0.679741%-0.503864%0.50%0.503864%0.048112%0.679741%0.049857%0.551976%0.55%5,2453.168%3.17%-0.609951%-0.121386%-0.683784%-0.731338%0.73%0.609951%0.683784%0.093072%0.609951%0.61%2,2211.341%1.34%-0.416699%-0.674174%-0.416699%0.42%0.416699%0.122594%0.674174%0.065942%0.539294%0.54%1,5830.956%0.96%-0.513627%-0.633320%-0.513627%0.51%0.513627%0.041972%0.633320%0.059056%0.555599%0.56%3,5412.138%2.14%-0.623640%-0.619970%-0.623640%0.62%0.623640%0.075489%0.619970%0.025899%0.699129%0.70%6,5713.968%3.97%-0.717327%-0.026934%-0.643872%-0.744261%0.74%0.717327%0.643872%0.025231%0.717327%0.72%12,10112.1k7.308%7.31%-0.758272%-0.644283%-0.758272%0.76%0.758272%0.028505%0.644283%0.037497%0.786777%0.79%12,79212.8k7.725%7.73%-0.675778%-0.611610%-0.675778%0.68%0.675778%0.035631%0.611610%0.028780%0.711409%0.71%11,48511.5k6.936%6.94%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Colorado and St. Vrain Valley School District RE 1J
More Females More Males
Colorado
St. Vrain Valley RE 1J
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-99.316940%-88.179338%-99.316940%99.3%0.5020.5066.591%66.6%33.409%33.4%-99.428571%-39.021135%-99.428571%99.4%0.5010.5066.603%66.6%33.397%33.4%-0.264725%-17.889811%-0.264725%0.3%0.9971.0050.066%50.1%49.934%49.9%-9.827721%-12.808775%-9.827721%9.8%0.9110.9152.342%52.3%47.658%47.7%-7.053380%7.635983%7.635983%7.6%1.0761.0848.161%48.2%51.839%51.8%-20.052425%-4.959507%-20.052425%20.1%0.8330.8354.556%54.6%45.444%45.4%-10.019120%-4.024813%-10.019120%10.0%0.9090.9152.385%52.4%47.615%47.6%-1.655052%-3.137719%-1.655052%1.7%0.9840.9850.410%50.4%49.590%49.6%-1.970778%-5.154491%-1.970778%2.0%0.9810.9850.488%50.5%49.512%49.5%-6.670087%-1.981292%-6.670087%6.7%0.9370.9451.614%51.6%48.386%48.4%-0.794570%-0.794570%0.8%1.311740%0.9920.9950.198%50.2%49.802%49.8%3.960030%6.173261%3.960030%4.0%1.0401.0449.029%49.0%50.971%51.0%-4.820107%-4.820107%4.8%5.068057%0.9540.9551.177%51.2%48.823%48.8%-6.320939%-6.320939%6.3%6.383762%0.9410.9451.532%51.5%48.468%48.5%11.924729%7.869988%11.924729%11.9%1.1191.1247.187%47.2%52.813%52.8%9.548542%7.334749%9.548542%9.5%1.0951.1047.722%47.7%52.278%52.3%-19.900990%-19.900990%19.9%13.611308%0.8340.8354.525%54.5%45.475%45.5%29.420290%9.781074%29.420290%29.4%1.2941.2943.588%43.6%56.412%56.4%8.171664%9.324868%8.171664%8.2%1.0821.0848.037%48.0%51.963%52.0%12.104584%4.177451%12.104584%12.1%1.1211.1247.147%47.1%52.853%52.9%-3.754841%-3.754841%3.8%3.918625%0.9640.9650.921%50.9%49.079%49.1%3.759159%5.820035%3.759159%3.8%1.0381.0449.078%49.1%50.922%50.9%5.272565%4.705595%5.272565%5.3%1.0531.0548.716%48.7%51.284%51.3%

Map of Age Cohorts by County Subdivision in St. Vrain Valley School District RE 1J

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
7.7%12.0%16.2%20.4%24.7%29.0%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0.8%4.1%7.3%10.6%13.8%17.1%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
7.1%9.3%11.5%13.6%15.7%17.9%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
5.3%7.7%10.1%12.4%14.8%17.2%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
7.7%9.4%11.1%12.8%14.4%16.2%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
10.9%12.8%14.7%16.5%18.4%20.3%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
9.0%13.6%18.2%22.7%27.3%31.9%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
3.8%5.6%7.4%9.1%10.9%12.7%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
1.5%2.7%3.8%5.0%6.1%7.3%
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Map of Age Cohorts by Tract in St. Vrain Valley School District RE 1J

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
7%13%18%24%29%35%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0.7%2.3%4.0%5.6%7.2%8.9%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
1.6%5.5%9.3%13.2%17.1%21.0%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
4.2%8.0%11.7%15.4%19.1%22.9%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
9.7%11.6%13.6%15.5%17.4%19.4%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
7.8%11.5%15.1%18.7%22.3%25.9%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
4%10%15%21%26%32%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.6%3.7%6.8%9.8%12.9%16.0%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%1.6%3.3%4.9%6.6%8.3%
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Map of Age Cohorts by Block Group in St. Vrain Valley School District RE 1J

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
3%11%19%27%34%43%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%3.5%7.0%10.6%14.1%17.7%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0%9%18%27%36%45%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
2%9%14%20%26%32%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
0.0%4.7%9.3%14.0%18.7%23.4%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
2%9%16%23%29%37%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
2%9%16%23%30%38%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%3.0%6.0%8.9%11.9%15.0%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%2.9%5.8%8.7%11.6%14.6%
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Age Cohorts by Place in St. Vrain Valley School District RE 1J

There are 13 places that are fully or partially contained within St. Vrain Valley School District RE 1J (4 fully and 9 partially). This section compares all 13 of those to each other, St. Vrain Valley School District RE 1J, and other entities that contain or substantially overlap with St. Vrain Valley School District RE 1J.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of St. Vrain Valley School District RE 1J, selected places in St. Vrain Valley School District RE 1J, and entities that contain St. Vrain Valley School District RE 1J
0%10%20%30%Count#FirestoneFrederickErieNiwotMeadDaconoSt. Vrain Valley School District RE 1JSt. Vrain Vly RE 1JLyonsLongmontMountainBroomfieldWestColoradoUnited States of AmericaUnited StatesGunbarrelBoulderAltonaAllenspark31.514220%31.514220%31.5%3,690129.635808%29.635808%29.6%3,198229.195712%29.195712%29.2%6,073328.988666%28.988666%29.0%1,330428.557761%28.557761%28.6%1,194528.336578%28.336578%28.3%1,310625.937423%25.937423%25.9%42,94942.9k25.012333%25.012333%25.0%507724.994764%24.994764%25.0%22,67522.7k824.709269%24.709269%24.7%5,732,5615.73M24.399110%24.399110%24.4%15,23715.2k923.760486%23.760486%23.8%17,834,66617.8M23.252704%23.252704%23.3%1,246,1811.25M23.108006%23.108006%23.1%73,612,43873.6M15.064337%15.064337%15.1%1,4401013.181559%13.181559%13.2%13,89613.9k1110.621762%10.621762%10.6%41128.173913%8.173913%8.2%4713

Age Cohorts by County Subdivision in St. Vrain Valley School District RE 1J

There are 12 county subdivisions that are fully or partially contained within St. Vrain Valley School District RE 1J (0 fully and 12 partially). This section compares all 12 of those to each other, St. Vrain Valley School District RE 1J, and other entities that contain or substantially overlap with St. Vrain Valley School District RE 1J.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of St. Vrain Valley School District RE 1J, selected county subdivisions in St. Vrain Valley School District RE 1J, and entities that contain St. Vrain Valley School District RE 1J
0%10%20%Count#Erie-FrederickJohnstown-MillikenSt. Vrain Valley School District RE 1JSt. Vrain Vly RE 1JLafayette-LouisvilleLongmontMountainBroomfieldWestPlattevilleColoradoUnited States of AmericaUnited StatesLovelandBerthoudBald MountainBoulderEstes ParkUpper St. Vrain28.908388%28.908388%28.9%12,78312.8k126.544052%26.544052%26.5%7,981225.937423%25.937423%25.9%42,94942.9k24.863434%24.863434%24.9%17,84217.8k324.754275%24.754275%24.8%26,14226.1k424.709269%24.709269%24.7%5,732,5615.73M24.399110%24.399110%24.4%15,23715.2k523.760486%23.760486%23.8%17,834,66617.8M23.713194%23.713194%23.7%1,055623.252704%23.252704%23.3%1,246,1811.25M23.108006%23.108006%23.1%73,612,43873.6M22.470633%22.470633%22.5%23,72023.7k720.909866%20.909866%20.9%2,698817.429522%17.429522%17.4%2,201913.856914%13.856914%13.9%17,05817.1k1011.764706%11.764706%11.8%1,300117.736721%7.736721%7.7%6712

Age Cohorts by Unified School District in Colorado

There are 178 unified school districts in Colorado. This section compares St. Vrain Valley School District RE 1J to the 50 most populous unified school districts in Colorado and to those entities that contain or substantially overlap with St. Vrain Valley School District RE 1J. The least populous of the compared unified school districts has a population of 12,868.

Children by Unified School District#50

Percentage of population aged 0 to 17 (%):
Scope: population of St. Vrain Valley School District RE 1J, selected other unified school districts in Colorado, and entities that contain St. Vrain Valley School District RE 1J
0%10%20%30%Count#Fountain School District 8Fountain 8Adams County School District 14Adams Co 14Falcon School District 49Falcon 49Brighton School District 27JBrighton 27JWindsor School District RE-4Windsor RE-4Garfield School District RE-2Garfield RE-2Douglas County School District RE-1Douglas Co RE-1Keenesburg School District RE-3JKeenesburg RE-3JAdams-Arapahoe School District 28JAdams-Arapahoe …Johnstown-Milliken School District RE-5JJohnstown-Milliken …Widefield School District 3Widefield 3Northglenn-Thornton School District 12Northglenn-Thornto…Lewis-Palmer School District 38Lewis-Palmer 38Mapleton School District 1Mapleton 1Greeley School District 6Greeley 6Harrison School District 2Harrison 2Academy School District 20Academy 20St. Vrain Valley School District RE 1JSt. Vrain Vly RE 1JMoffat County School District RE-1Moffat Co RE-1Fort Morgan School District RE-3Fort Morgan RE-3Cherry Creek School District 5Cherry Crk 5MountainElizabeth School District C-1Elizabeth C-1Pueblo County School District 70Pueblo Co 70Alamosa School District RE-11JAlamosa RE-11JWestminster School District 50Westminster 50WestColoradoEagle County School District RE 50Eagle Co RE 50United States of AmericaUnited StatesPueblo City School District 60Pueblo 60Montrose County School District RE-1JMontrose Co RE-1JMontezuma-Cortez School District RE-1Montezuma-Corte…Thompson School District R-2JThompson R-2JMesa County Valley School District 51Mesa Co Vly 51Roaring Fork School District RE-1Roaring Fork RE-1Colorado Springs School District 11Colorado Spgs 11Jefferson County School District R-1Jefferson Co R-1Delta County School District 50JDelta Co 50JDenver County School District 1Denver Co 1Cheyenne Mountain School District 12Cheyenne Mtn 12Littleton School District 6Littleton 6Poudre School District R-1Poudre R-1Woodland Park School District RE-2Wdlnd Pk RE-2Valley School District RE-1Valley RE-1Steamboat Springs School District RE-2Steamboat Spgs …Durango School District 9-RDurango 9-RCañon City School District RE-1Cañon RE-1Gunnison Watershed School District RE-1JGunnison Watersh…Boulder Valley School District RE-2Boulder Vly RE-2Englewood School District 1Englewood 1Summit School District RE-1Summit RE-1Aspen School District 1Aspen 1Florence School District RE-2Florence RE-234.725981%34.725981%34.7%11,67811.7k132.934880%32.934880%32.9%12,92212.9k229.912378%29.912378%29.9%24,71624.7k329.876423%29.876423%29.9%26,32826.3k428.914443%28.914443%28.9%7,141528.284188%28.284188%28.3%7,146628.258845%28.258845%28.3%89,52689.5k727.751010%27.751010%27.8%3,571827.672125%27.672125%27.7%61,12861.1k927.194829%27.194829%27.2%5,5541027.160899%27.160899%27.2%14,06514.1k1127.112125%27.112125%27.1%61,54161.5k1226.840025%26.840025%26.8%8,2161326.466816%26.466816%26.5%8,8731426.298693%26.298693%26.3%32,30432.3k1526.259494%26.259494%26.3%19,39519.4k1625.952471%25.952471%26.0%26,83226.8k1725.937423%25.937423%25.9%42,94942.9k1825.832438%25.832438%25.8%3,3671925.417040%25.417040%25.4%4,2512025.196764%25.196764%25.2%75,61775.6k2124.709269%24.709269%24.7%5,732,5615.73M24.308840%24.308840%24.3%3,6492224.307148%24.307148%24.3%12,50712.5k2323.921951%23.921951%23.9%3,6782423.908175%23.908175%23.9%17,83017.8k2523.760486%23.760486%23.8%17,834,66617.8M23.252704%23.252704%23.3%1,246,1811.25M23.154130%23.154130%23.2%10,35810.4k2623.108006%23.108006%23.1%73,612,43873.6M22.934991%22.934991%22.9%25,34525.3k2722.636333%22.636333%22.6%8,7462822.556955%22.556955%22.6%4,2082922.457499%22.457499%22.5%25,93125.9k3022.452315%22.452315%22.5%32,55932.6k3122.169315%22.169315%22.2%8,4273221.314687%21.314687%21.3%51,45651.5k3320.850144%20.850144%20.9%117,310117k3420.832253%20.832253%20.8%6,4283520.705017%20.705017%20.7%137,337137k3620.677908%20.677908%20.7%4,7953720.128716%20.128716%20.1%19,70419.7k3819.739772%19.739772%19.7%39,35439.4k3919.737556%19.737556%19.7%3,6404019.614947%19.614947%19.6%3,7904118.702373%18.702373%18.7%3,4364218.532106%18.532106%18.5%7,4264318.507440%18.507440%18.5%4,9504418.280994%18.280994%18.3%2,8994517.941682%17.941682%17.9%40,80140.8k4617.569274%17.569274%17.6%4,7304716.741783%16.741783%16.7%4,8294816.272033%16.272033%16.3%2,1514912.899805%12.899805%12.9%2,31150

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.

More Topics to Explore

More Maps to Explore