Age and Sex in Helena, Lewis and Clark County, Montana (Census County Division)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in Lewis and Clark County.
Scope: population of Lewis and Clark County, Helena, and other county subdivisions in Lewis and Clark County
Helena
Lewis and Clark County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,4782.607%2.61%9401.658%1.66%1,3262.339%2.34%2,5064.421%4.42%1,8033.181%3.18%1,3122.315%2.31%2,5994.585%4.59%1,6602.929%2.93%4,3747.717%7.72%4,1907.392%7.39%3,4446.076%6.08%3,2855.795%5.80%3,3975.993%5.99%3,7776.663%6.66%3,3485.907%5.91%1,6252.867%2.87%6741.189%1.19%1,1782.078%2.08%1,4642.583%2.58%2,1383.772%3.77%3,4456.078%6.08%3,4326.055%6.05%3,2885.801%5.80%
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 Lewis and Clark County and Helena
Female Male
Lewis and Clark County
Helena
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.214595%-0.029746%-0.210557%-0.027404%-0.244341%0.24%0.214595%0.210557%0.214595%0.21%9,36516.522%16.5%-0.667572%-0.044599%-0.693752%-0.030490%-0.712171%0.71%0.667572%0.693752%0.667572%0.67%19,55219.6k34.494%34.5%-0.582969%-0.024601%-0.567687%-0.027530%-0.607570%0.61%0.582969%0.567687%0.582969%0.58%12,14712.1k21.430%21.4%-0.696417%-0.633439%-0.696417%0.70%0.696417%0.069686%0.633439%0.139796%0.766103%0.77%3,3165.850%5.85%-0.575030%-0.573075%-0.575030%0.58%0.575030%0.055768%0.573075%0.067435%0.630799%0.63%12,30312.3k21.705%21.7%
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 Lewis and Clark County and Helena
Female Male
Lewis and Clark County
Helena
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.053477%-0.056013%-0.049061%-0.050861%-0.109490%0.11%0.053477%0.049061%0.053477%0.05%1,4782.607%2.61%-0.158425%-0.014819%-0.153662%-0.022125%-0.173244%0.17%0.158425%0.153662%0.158425%0.16%9401.658%1.66%-0.210645%-0.046575%-0.219734%-0.038491%-0.257220%0.26%0.210645%0.219734%0.210645%0.21%1,3262.339%2.34%-0.381067%-0.360666%-0.381067%0.38%0.381067%0.122082%0.360666%0.117595%0.503149%0.50%2,5064.421%4.42%-0.479274%-0.101735%-0.474321%-0.096986%-0.581009%0.58%0.479274%0.474321%0.479274%0.48%1,8033.181%3.18%-0.535434%-0.086446%-0.556911%-0.083347%-0.621880%0.62%0.535434%0.556911%0.535434%0.54%1,3122.315%2.31%-0.748608%-0.031167%-0.774877%-0.018185%-0.779775%0.78%0.748608%0.774877%0.748608%0.75%2,5994.585%4.59%-0.590124%-0.284036%-0.642531%-0.229584%-0.874160%0.87%0.590124%0.642531%0.590124%0.59%1,6602.929%2.93%-0.760369%-0.022582%-0.794981%-0.012123%-0.782951%0.78%0.760369%0.794981%0.760369%0.76%4,3747.717%7.72%-0.712383%-0.053632%-0.746488%-0.036976%-0.766015%0.77%0.712383%0.746488%0.712383%0.71%4,1907.392%7.39%-0.600180%-0.620710%-0.600180%0.60%0.600180%0.014819%0.620710%0.020609%0.614999%0.61%3,4446.076%6.08%-0.564896%-0.029286%-0.564033%-0.021216%-0.594182%0.59%0.564896%0.564033%0.564896%0.56%3,2855.795%5.80%-0.585361%-0.572823%-0.585361%0.59%0.585361%0.027874%0.572823%0.014851%0.613235%0.61%3,3975.993%5.99%-0.651695%-0.650411%-0.651695%0.65%0.651695%0.029286%0.650411%0.024246%0.680980%0.68%3,7776.663%6.66%-0.563837%-0.053632%-0.555850%-0.047281%-0.617469%0.62%0.563837%0.555850%0.563837%0.56%3,3485.907%5.91%-0.401061%-0.153485%-0.375820%-0.151540%-0.554546%0.55%0.401061%0.375820%0.401061%0.40%1,6252.867%2.87%-0.534552%-0.503114%-0.534552%0.53%0.534552%0.119965%0.503114%0.175787%0.654517%0.65%6741.189%1.19%-0.855636%-0.734971%-0.855636%0.86%0.855636%0.366953%0.734971%0.413705%1.222589%1.22%1,1782.078%2.08%-0.593652%-0.104088%-0.632681%-0.015154%-0.697740%0.70%0.593652%0.632681%0.593652%0.59%1,4642.583%2.58%-0.562191%-0.565246%-0.562191%0.56%0.562191%0.132903%0.565246%0.126789%0.695094%0.70%2,1383.772%3.77%-0.539844%-0.544030%-0.539844%0.54%0.539844%0.135843%0.544030%0.139114%0.675688%0.68%3,4456.078%6.08%-0.576540%-0.057866%-0.624043%-0.634405%0.63%0.576540%0.624043%0.002122%0.576540%0.58%3,4326.055%6.05%-0.558545%-0.555850%-0.558545%0.56%0.558545%0.043046%0.555850%0.025459%0.601591%0.60%3,2885.801%5.80%
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 Lewis and Clark County and Helena
More Females More Males
Lewis and Clark County
Helena
100%50%0%50%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-104.742268%-103.667954%-104.742268%104.7%0.4880.4967.185%67.2%32.815%32.8%-9.354120%-14.398422%-9.354120%9.4%0.9140.9152.234%52.2%47.766%47.8%-22.110553%-17.517241%-22.110553%22.1%0.8190.8254.977%55.0%45.023%45.0%32.037037%32.605042%32.037037%32.0%1.3201.3243.097%43.1%56.903%56.9%-21.226994%-20.447284%-21.226994%21.2%0.8250.8254.798%54.8%45.202%45.2%-16.144975%-14.965986%-16.144975%16.1%0.8610.8653.735%53.7%46.265%46.3%-4.163394%-2.346806%-4.163394%4.2%0.9600.9651.020%51.0%48.980%49.0%-48.131540%-35.731132%-48.131540%48.1%0.6750.6859.699%59.7%40.301%40.3%-2.969838%-1.524971%-2.969838%3.0%0.9710.9750.732%50.7%49.268%49.3%-7.528479%-4.953309%-7.528479%7.5%0.9300.9351.814%51.8%48.186%48.2%2.469136%3.320313%2.469136%2.5%1.0251.0249.390%49.4%50.610%50.6%-5.184260%-3.761419%-5.184260%5.2%0.9510.9551.263%51.3%48.737%48.7%4.761905%2.592593%4.761905%4.8%1.0481.0548.837%48.8%51.163%51.2%4.493774%3.727866%4.493774%4.5%1.0451.0448.901%48.9%51.099%51.1%-9.511890%-8.505998%-9.511890%9.5%0.9130.9152.270%52.3%47.730%47.7%-38.269795%-40.322581%-38.269795%38.3%0.7230.7258.031%58.0%41.969%42.0%22.442244%34.939759%22.442244%22.4%1.2241.2244.955%45.0%55.045%55.0%42.886598%56.288660%42.886598%42.9%1.4291.4341.171%41.2%58.829%58.8%-17.533432%-2.395210%-17.533432%17.5%0.8510.8554.030%54.0%45.970%46.0%23.640167%22.430742%23.640167%23.6%1.2361.2444.715%44.7%55.285%55.3%25.163399%25.571031%25.163399%25.2%1.2521.2544.412%44.4%55.588%55.6%-10.036720%-10.036720%10.0%0.339971%0.9090.9152.389%52.4%47.611%47.6%7.706886%4.580153%7.706886%7.7%1.0771.0848.145%48.1%51.855%51.9%
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 Helena

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
14.6%17.0%19.3%21.7%24.0%26.4%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
1.2%3.9%6.5%9.2%11.8%14.5%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
2.3%4.9%7.6%10.2%12.8%15.5%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
8.1%9.8%11.4%13.0%14.6%16.2%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
9.2%10.2%11.1%12.1%13.0%13.9%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
11.4%13.1%14.8%16.6%18.3%20.1%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
8.6%11.8%15.0%18.2%21.4%24.6%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
5.1%6.4%7.6%8.8%10.0%11.3%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
1.7%3.7%5.7%7.7%9.7%11.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Helena

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
10.5%13.9%17.2%20.5%23.8%27.2%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.2%5.1%9.0%12.8%16.7%20.6%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
2.9%5.8%8.7%11.5%14.4%17.2%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
11.1%12.3%13.5%14.7%15.9%17.1%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
8.5%10.1%11.6%13.1%14.7%16.2%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
12.9%13.9%14.8%15.7%16.6%17.5%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
7.5%9.5%11.4%13.3%15.2%17.1%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
3.1%4.7%6.1%7.6%9.0%10.5%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
1.3%3.2%5.0%6.8%8.6%10.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Helena

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
4%11%17%23%29%35%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%11%22%32%43%54%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0%5%11%16%21%27%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
2.3%6.2%9.9%13.7%17.5%21.3%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
4.2%7.9%11.6%15.3%19.0%22.7%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
6.3%10.5%14.7%18.9%23.0%27.3%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
4%9%15%20%26%31%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.9%4.1%7.2%10.2%13.3%16.4%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.7%9.4%14.0%18.7%23.5%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Helena

There are 9 neighborhoods that are fully or partially contained within Helena (7 fully and 2 partially). This section compares all 9 of those to each other, Helena, and other entities that contain or substantially overlap with Helena.

Children by Neighborhood#32

Percentage of population aged 0 to 17 (%):
Scope: population of Helena, selected neighborhoods in Helena, and entities that contain Helena
0%5%10%15%20%25%Count#Helena Valley West Central NeighborhoodHelena Vly W CntrlNorth NeighborhoodNorthMountainEuclid Ave North NeighborhoodEuclid Ave NWestUnited States of AmericaUnited StatesHelena High School DistrictHelenaMontanaLewis and Clark CountyLewis and ClarkHelena Metro AreaHelena AreaHelenaHelena Valley Northeast NeighborhoodHelena Vly NESoutheast NeighborhoodSoutheastHelena West Side NeighborhoodHelena W SideCentral NeighborhoodCentralWest NeighborhoodWestEuclid Ave South NeighborhoodEuclid Ave S26.346419%26.346419%26.3%2,1002,101125.242275%25.242275%25.2%1,1101,111224.709269%24.709269%24.7%5,732,5615.73M24.614007%24.614007%24.6%869870323.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M22.027782%22.027782%22.0%14,16114.2k21.987686%21.987686%22.0%225,020225k21.844550%21.844550%21.8%14,41514.4k21.723160%21.723160%21.7%16,85516.9k21.704920%21.704920%21.7%12,30312.3k19.147016%19.147016%19.1%570571415.925301%15.925301%15.9%758759515.405470%15.405470%15.4%253254615.297055%15.297055%15.3%620715.034916%15.034916%15.0%909814.638554%14.638554%14.6%5609
Count number of children
# rank of neighborhood out of 9 by %

Age Cohorts by County Subdivision in the Helena Area

There are 6 county subdivisions in the Helena Area. This section compares Helena to all of the county subdivisions in the Helena Area and to those entities that contain or substantially overlap with Helena.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Helena, selected other county subdivisions in the Helena Area, and entities that contain Helena
0%5%10%15%20%25%Count#LincolnMountainWestUnited States of AmericaUnited StatesBoulderHelena High School DistrictHelenaMontanaLewis and Clark CountyLewis and ClarkHelena Metro AreaHelena AreaHelenaWolf CreekWhitehallAugusta25.449871%25.449871%25.4%1,584124.709269%24.709269%24.7%5,732,5615.73M23.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M23.029557%23.029557%23.0%1,870222.027782%22.027782%22.0%14,16114.2k21.987686%21.987686%22.0%225,020225k21.844550%21.844550%21.8%14,41514.4k21.723160%21.723160%21.7%16,85516.9k21.704920%21.704920%21.7%12,30312.3k318.907563%18.907563%18.9%450416.374605%16.374605%16.4%570511.111111%11.111111%11.1%786
Count number of children
# rank of county subdivision out of 6 by %

Age Cohorts by County Subdivision in Montana

There are 194 county subdivisions in Montana. This section compares Helena to the 50 most populous county subdivisions in Montana and to those entities that contain or substantially overlap with Helena. The least populous of the compared county subdivisions has a population of 3,655.

Children by County Subdivision#50

Percentage of population aged 0 to 17 (%):
Scope: population of Helena, selected other county subdivisions in Montana, and entities that contain Helena
0%10%20%30%Count#Crow ReservationCut BankFort Peck ReservationFort Peck Reserva…HardinBlackfeet ReservationBlackfeet Reservat…BelgradeShepherdFlathead ReservationNorthwest YellowstoneNW YellowstoneColumbusManhattanLincolnHavreKalispellMountainLaurelGallatin GatewayKalispell NorthwestKalispell NWSidneyWestFrenchtown-WyeBillingsUnited States of AmericaUnited StatesSouth YellowstoneS YellowstoneBoulderGlasgowConradColumbia FallsCreston-BigforkGreat FallsGlendiveStevensvilleHelena High School DistrictHelenaMontanaHuntley ProjectLewis and Clark CountyLewis and ClarkHelena Metro AreaHelena AreaHelenaLewistownMiles CityLoloEurekaHamiltonThompson Falls-West EndThompson Falls-W …Bad Rock-Columbia HeightsBad Rock-Columbi…ButteLakeside-SomersShelbyDillonLivingstonMissoulaWhitefishLibbyBozemanAnacondaRed LodgeDeer Lodge33.794764%33.794764%33.8%2,246133.597811%33.597811%33.6%1,228232.715330%32.715330%32.7%3,088332.169269%32.169269%32.2%1,566431.016150%31.016150%31.0%3,092527.101008%27.101008%27.1%6,772627.047038%27.047038%27.0%1,242726.041747%26.041747%26.0%6,787826.020408%26.020408%26.0%2,091925.781626%25.781626%25.8%1,0721025.649553%25.649553%25.6%1,2341125.449871%25.449871%25.4%1,5841225.162031%25.162031%25.2%3,0671324.899838%24.899838%24.9%10,44110.4k1424.709269%24.709269%24.7%5,732,5615.73M24.644863%24.644863%24.6%4,4761524.627588%24.627588%24.6%1,2731624.046046%24.046046%24.0%1,1281723.981271%23.981271%24.0%1,8951823.760486%23.760486%23.8%17,834,66617.8M23.668639%23.668639%23.7%1,6801923.160383%23.160383%23.2%26,06426.1k2023.108006%23.108006%23.1%73,612,43873.6M23.062115%23.062115%23.1%1,7972123.029557%23.029557%23.0%1,8702222.976055%22.976055%23.0%1,2092322.804817%22.804817%22.8%9092422.598334%22.598334%22.6%2,1432522.488693%22.488693%22.5%2,1382622.487257%22.487257%22.5%15,83815.8k2722.435134%22.435134%22.4%1,8852822.419101%22.419101%22.4%3,2772922.027782%22.027782%22.0%14,16114.2k21.987686%21.987686%22.0%225,020225k21.863613%21.863613%21.9%8403021.844550%21.844550%21.8%14,41514.4k21.723160%21.723160%21.7%16,85516.9k21.704920%21.704920%21.7%12,30312.3k3121.698113%21.698113%21.7%2,0013221.689540%21.689540%21.7%2,3393321.530084%21.530084%21.5%3,2423421.376518%21.376518%21.4%1,3203520.446312%20.446312%20.4%4,2333620.286358%20.286358%20.3%1,2613720.200602%20.200602%20.2%1,0073819.999404%19.999404%20.0%6,7113919.952494%19.952494%20.0%1,0924019.721067%19.721067%19.7%8064119.477172%19.477172%19.5%1,5874218.935476%18.935476%18.9%2,3804318.721635%18.721635%18.7%16,21216.2k4418.709336%18.709336%18.7%2,4734518.404588%18.404588%18.4%1,7654616.753237%16.753237%16.8%9,2894716.490513%16.490513%16.5%1,2954816.359387%16.359387%16.4%6304913.239075%13.239075%13.2%72150
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the West

There are 1,950 county subdivisions in the West. This section compares Helena to the 50 most populous county subdivisions in the West and to those entities that contain or substantially overlap with Helena. The least populous of the compared county subdivisions has a population of 323,012.

Children by County Subdivision#59

Percentage of population aged 0 to 17 (%):
Scope: population of Helena, selected other county subdivisions in the West, and entities that contain Helena
0%10%20%30%Count#BakersfieldVictorville-HesperiaSouth Gate-East Los AngelesS Gate-E Los Ang…San BernardinoChandlerFresnoStocktonSalt Lake CitySalt Lk CityModestoComptonRiversideSouth AuroraInglewoodDowney-NorwalkPhoenixMountainOntarioBoise CityAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…Beaverton-HillsboroSacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasEwaWestOceanside-EscondidoOceanside-Escond…San MateoWhittierColorado SpringsColorado SpgsUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlyFremontUpper San Gabriel ValleyUpper San Gabriel …Seattle EastTacomaSpokaneHaywardHelena High School DistrictHelenaMontanaSan DiegoCentral Contra CostaCntrl Contra CostaLewis and Clark CountyLewis and ClarkHelena Metro AreaHelena AreaHelenaSan Fernando ValleySan Fernando VlyTucsonNortheast JeffersonNE JeffersonLos AngelesDenverOaklandNorth CoastPortland EastSouthwest San Gabriel ValleySW San Gabriel VlySeattleHonoluluSan Francisco30.255492%30.255492%30.3%124,377124k129.435174%29.435174%29.4%111,612112k229.165936%29.165936%29.2%146,441146k328.994345%28.994345%29.0%243,195243k428.984100%28.984100%29.0%121,788122k528.397448%28.397448%28.4%196,566197k628.302745%28.302745%28.3%99,59099.6k727.496527%27.496527%27.5%270,755271k827.298986%27.298986%27.3%88,17988.2k927.269923%27.269923%27.3%95,47895.5k1025.927237%25.927237%25.9%123,053123k1125.535072%25.535072%25.5%98,09498.1k1225.154719%25.154719%25.2%94,09594.1k1325.088958%25.088958%25.1%105,268105k1424.820142%24.820142%24.8%790,766791k1524.709269%24.709269%24.7%5,732,5615.73M24.651051%24.651051%24.7%158,701159k1624.573713%24.573713%24.6%83,11183.1k1724.485581%24.485581%24.5%415,583416k1824.260613%24.260613%24.3%104,522105k1924.105398%24.105398%24.1%270,060270k2024.003737%24.003737%24.0%138,756139k2123.974603%23.974603%24.0%448,315448k2223.870694%23.870694%23.9%81,44881.4k2323.760486%23.760486%23.8%17,834,66617.8M23.555887%23.555887%23.6%155,230155k2423.297112%23.297112%23.3%94,14294.1k2523.292335%23.292335%23.3%75,73275.7k2623.163415%23.163415%23.2%91,42691.4k2723.108006%23.108006%23.1%73,612,43873.6M23.033158%23.033158%23.0%147,927148k2822.866327%22.866327%22.9%401,701402k2922.814001%22.814001%22.8%218,249218k3022.761568%22.761568%22.8%78,49678.5k3122.722312%22.722312%22.7%75,16775.2k3222.721955%22.721955%22.7%133,247133k3322.639000%22.639000%22.6%100,255100k3422.471811%22.471811%22.5%81,45281.5k3522.418273%22.418273%22.4%86,88086.9k3622.027782%22.027782%22.0%14,16114.2k21.987686%21.987686%22.0%225,020225k21.982996%21.982996%22.0%523,203523k3721.890089%21.890089%21.9%108,396108k3821.844550%21.844550%21.8%14,41514.4k21.723160%21.723160%21.7%16,85516.9k21.704920%21.704920%21.7%12,30312.3k21.633042%21.633042%21.6%398,263398k3921.517750%21.517750%21.5%188,032188k4020.944454%20.944454%20.9%98,64098.6k4120.884750%20.884750%20.9%537,723538k4220.705017%20.705017%20.7%137,337137k4320.278714%20.278714%20.3%88,08188.1k4419.605378%19.605378%19.6%74,22474.2k4519.507968%19.507968%19.5%96,00396.0k4619.084224%19.084224%19.1%61,84361.8k4717.999155%17.999155%18.0%187,875188k4817.885770%17.885770%17.9%71,80671.8k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the United States

There are 35,600 county subdivisions in the United States. This section compares Helena to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with Helena. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#68

Percentage of population aged 0 to 17 (%):
Scope: population of Helena, selected other county subdivisions in the United States, and entities that contain Helena
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixMountainOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWestOceanside-EscondidoOceanside-Escond…BrooklynUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaHelena High School DistrictHelenaMontanaSan DiegoChicagoLewis and Clark CountyLewis and ClarkHelena Metro AreaHelena AreaHelenaTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSeattleWashingtonBostonManhattanSan Francisco28.994345%28.994345%29.0%243,195243k128.849273%28.849273%28.8%278,686279k228.832103%28.832103%28.8%215,729216k328.397448%28.397448%28.4%196,566197k427.641788%27.641788%27.6%235,492235k527.496527%27.496527%27.5%270,755271k626.987978%26.987978%27.0%154,609155k726.725236%26.725236%26.7%882,854883k826.475933%26.475933%26.5%158,504159k926.202297%26.202297%26.2%183,823184k1026.125729%26.125729%26.1%143,291143k1125.730246%25.730246%25.7%398,059398k1225.573137%25.573137%25.6%367,431367k1325.541202%25.541202%25.5%139,787140k1425.334430%25.334430%25.3%150,050150k1525.218343%25.218343%25.2%172,353172k1624.820142%24.820142%24.8%790,766791k1724.709269%24.709269%24.7%5,732,5615.73M24.651051%24.651051%24.7%158,701159k1824.540635%24.540635%24.5%198,493198k1924.485581%24.485581%24.5%415,583416k2024.105398%24.105398%24.1%270,060270k2124.003737%24.003737%24.0%138,756139k2223.974603%23.974603%24.0%448,315448k2323.760486%23.760486%23.8%17,834,66617.8M23.555887%23.555887%23.6%155,230155k2423.337305%23.337305%23.3%608,369608k2523.108006%23.108006%23.1%73,612,43873.6M23.033158%23.033158%23.0%147,927148k2622.866327%22.866327%22.9%401,701402k2722.814001%22.814001%22.8%218,249218k2822.721955%22.721955%22.7%133,247133k2922.597144%22.597144%22.6%185,081185k3022.467309%22.467309%22.5%172,708173k3122.237882%22.237882%22.2%129,541130k3222.168125%22.168125%22.2%345,809346k3322.027782%22.027782%22.0%14,16114.2k21.987686%21.987686%22.0%225,020225k21.982996%21.982996%22.0%523,203523k3421.913385%21.913385%21.9%594,733595k3521.844550%21.844550%21.8%14,41514.4k21.723160%21.723160%21.7%16,85516.9k21.704920%21.704920%21.7%12,30312.3k21.700117%21.700117%21.7%144,592145k3621.692326%21.692326%21.7%186,313186k3721.633042%21.633042%21.6%398,263398k3821.517750%21.517750%21.5%188,032188k3921.123671%21.123671%21.1%131,178131k4020.884750%20.884750%20.9%537,723538k4120.705017%20.705017%20.7%137,337137k4220.470812%20.470812%20.5%472,878473k4319.876571%19.876571%19.9%115,302115k4419.544858%19.544858%19.5%188,182188k4517.999155%17.999155%18.0%187,875188k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4814.639548%14.639548%14.6%239,355239k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision 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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More Maps to Explore

State:
Montana
County:
Lewis and Clark
Metro Area:
Helena Area
Cities:
East Helena, Helena
Unincorporated Places:
Helena Valley Northeast, Helena Valley Southeast, Helena Valley West Central, Helena West Side
ZIP Codes:
59601, 59602, 59635, 59636, 59728
Elementary School Districts:
East Helena, Helena, Trinity
Secondary School District:
Helena
Neighborhoods:
Central, Euclid Ave North, Euclid Ave South, Helena Valley Northeast, Helena Valley West Central, Helena West Side, North, Southeast, West
Congressional District:
MT-At Large
State Senate Districts:
MT-35, MT-40, MT-41, MT-42
State House Districts:
MT-70, MT-79, MT-80, MT-81, MT-82, MT-83, MT-84