Age and Sex in Brockton High School District, Montana (Secondary School District)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the secondary school districts in Montana.
Scope: population of Montana, Brockton High School District, and other secondary school districts in Montana
Brockton
Montana
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%2.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-420.356%0.36%40.712%0.71%71.246%1.25%71.246%1.25%142.491%2.49%122.135%2.14%101.779%1.78%122.135%2.14%305.338%5.34%264.626%4.63%193.381%3.38%264.626%4.63%234.093%4.09%8014.235%14.2%427.473%7.47%223.915%3.91%61.068%1.07%91.601%1.60%122.135%2.14%71.246%1.25%417.295%7.30%8414.947%14.9%6711.922%11.9%
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 Montana and Brockton High School District
Female Male
Montana
Brockton
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%Senior2Older Adult3Younger Adult4College5Children6-0.103796%-0.019771%-0.219958%-0.023869%-0.123567%0.12%0.103796%0.219958%0.103796%0.10%468.185%8.19%-0.412811%-0.660256%-0.003944%-0.412811%0.41%0.412811%0.049822%0.660256%0.462633%0.46%12321.886%21.9%-0.790826%-0.069197%-0.609689%-0.860024%0.86%0.790826%0.609689%0.029303%0.790826%0.79%16729.715%29.7%-0.444840%-0.311388%-0.676770%-0.756228%0.76%0.444840%0.676770%0.078562%0.444840%0.44%274.804%4.80%-0.929221%-0.593995%-0.929221%0.93%0.929221%0.108739%0.593995%0.033549%1.037960%1.04%19935.409%35.4%
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 Montana and Brockton High School District
Female Male
Montana
Brockton
Shaded bar tips show excess over facing bar.
1%0%1%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.011121%-0.046866%-0.035531%-0.011121%0.0%0.011121%0.000000%0.046866%0.011121%0.0%20.356%0.36%-0.035587%-0.071174%-0.186928%-0.031738%-0.106762%0.1%0.035587%0.186928%0.035587%0.0%40.712%0.71%-0.106762%-0.267483%-0.036936%-0.106762%0.1%0.106762%0.035587%0.267483%0.142349%0.1%71.246%1.25%-0.106762%-0.400121%-0.106762%0.1%0.106762%0.035587%0.400121%0.006176%0.142349%0.1%71.246%1.25%-0.296560%-0.526680%-0.296560%0.3%0.296560%0.237248%0.526680%0.001759%0.533808%0.5%142.491%2.49%-0.177936%-0.711744%-0.631675%-0.889680%0.9%0.177936%0.631675%0.008208%0.177936%0.2%122.135%2.14%-0.118624%-0.676770%-0.118624%0.1%0.118624%0.355872%0.676770%0.015537%0.474496%0.5%101.779%1.78%-0.444840%-0.177936%-0.724796%-0.041724%-0.622776%0.6%0.444840%0.724796%0.444840%0.4%122.135%2.14%-0.355872%-0.745522%-0.031132%-0.355872%0.4%0.355872%0.355872%0.745522%0.711744%0.7%305.338%5.34%-0.427046%-0.694163%-0.017022%-0.427046%0.4%0.427046%0.071174%0.694163%0.498221%0.5%264.626%4.63%-0.177936%-0.320285%-0.586130%-0.498221%0.5%0.177936%0.586130%0.005277%0.177936%0.2%193.381%3.38%-0.462633%-0.534361%-0.462633%0.5%0.462633%0.000000%0.534361%0.030526%0.462633%0.5%264.626%4.63%-0.213523%-0.582143%-0.213523%0.2%0.213523%0.391459%0.582143%0.011569%0.604982%0.6%234.093%4.09%-1.209964%-0.616128%-1.209964%1.2%1.209964%0.427046%0.616128%0.034825%1.637011%1.6%8014.235%14.2%-0.284698%-0.925267%-0.603445%-1.209964%1.2%0.284698%0.603445%0.038050%0.284698%0.3%427.473%7.47%-0.533808%-0.237248%-0.655273%-0.771056%0.8%0.533808%0.655273%0.035079%0.533808%0.5%223.915%3.91%-0.000000%-1.067616%-0.724259%-1.067616%1.1%0.000000%0.724259%0.045144%0.000000%0.0%61.068%1.07%-0.711744%-0.177936%-0.725529%-0.889680%0.9%0.711744%0.725529%0.116671%0.711744%0.7%91.601%1.60%-0.533808%-0.628645%-0.533808%0.5%0.533808%0.000000%0.628645%0.076217%0.533808%0.5%122.135%2.14%-0.118624%-0.578664%-0.118624%0.1%0.118624%0.177936%0.578664%0.055502%0.296560%0.3%71.246%1.25%-0.640569%-0.592755%-0.640569%0.6%0.640569%0.177936%0.592755%0.021536%0.818505%0.8%417.295%7.30%-1.387900%-0.618806%-1.387900%1.4%1.387900%0.213523%0.618806%0.033164%1.601423%1.6%8414.947%14.9%-1.138790%-0.106762%-0.579622%-1.245552%1.2%1.138790%0.579622%0.032773%1.138790%1.1%6711.922%11.9%
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 Montana and Brockton High School District
More Females More Males
Montana
Brockton
1,000%500%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-40.000000%-75.814438%0.000000%0.0%1.0001.0050.000%50.0%50.000%50.0%-200.000000%-16.978568%-200.000000%200.0%0.3330.3375.000%75.0%25.000%25.0%-13.808724%33.333333%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%33.333333%1.543421%33.333333%33.3%1.3331.3342.857%42.9%57.143%57.1%80.000000%0.333952%80.000000%80.0%1.8001.8035.714%35.7%64.286%64.3%-400.000000%-400.000000%400.0%1.299404%0.2000.2083.333%83.3%16.667%16.7%300.000000%2.295697%300.000000%300.0%4.0004.0020.000%20.0%80.000%80.0%-40.000000%-5.756657%-40.000000%40.0%0.7140.7158.333%58.3%41.667%41.7%-4.175841%100.000000%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-2.452140%16.666667%16.666667%16.7%1.1671.1746.154%46.2%53.846%53.8%-180.000000%-180.000000%180.0%0.900240%0.3570.3673.684%73.7%26.316%26.3%0.000000%0.000000%0.0%5.712614%1.0001.0050.000%50.0%50.000%50.0%183.333333%1.987377%183.333333%183.3%2.8332.8326.087%26.1%73.913%73.9%35.294118%5.652298%35.294118%35.3%1.3531.3542.500%42.5%57.500%57.5%-325.000000%-325.000000%325.0%6.305460%0.2350.2480.952%81.0%19.048%19.0%-44.444444%-44.444444%44.4%5.353415%0.6920.6959.091%59.1%40.909%40.9%-1,000.000000%-1,000.000000%> 1000%6.233135%0.0000100.000%100%0.000%0%-25.000000%-25.000000%25.0%16.080808%0.8000.8055.556%55.6%44.444%44.4%0.000000%0.000000%0.0%12.124038%1.0001.0050.000%50.0%50.000%50.0%150.000000%9.591354%150.000000%150.0%2.5002.5028.571%28.6%71.429%71.4%27.777778%3.633247%27.777778%27.8%1.2781.2843.902%43.9%56.098%56.1%15.384615%5.359399%15.384615%15.4%1.1541.1546.429%46.4%53.571%53.6%-9.375000%-9.375000%9.4%5.654270%0.9140.9152.239%52.2%47.761%47.8%
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 Block Group in Brockton High School District

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
22.6%24.8%27.0%29.2%31.4%33.6%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
5.2%5.9%6.5%7.1%7.8%8.4%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
2.3%3.9%5.4%6.9%8.4%9.9%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
11.8%12.8%13.7%14.6%15.6%16.5%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
2.9%3.9%4.8%5.6%6.5%7.4%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
13.0%13.7%14.4%15.0%15.7%16.4%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
10.4%12.3%14.1%16.0%17.8%19.7%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
2.4%3.8%5.1%6.5%7.8%9.2%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
1.3%2.4%3.5%4.5%5.6%6.6%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Brockton High School District

There is 1 place in Brockton High School District. This section compares all 1 of those to each other, Brockton High School District, and other entities that contain or substantially overlap with Brockton High School District.

Children by Place#14

Percentage of population aged 0 to 17 (%):
Scope: population of Brockton High School District, selected places in Brockton High School District, and entities that contain Brockton High School District
0%10%20%30%Count#Brockton Elementary School DistrictBrocktonBrockton High School DistrictBrockton940002Tract 940002Roosevelt CountyRooseveltBrocktonMountainWestUnited States of AmericaUnited StatesMontana35.409253%35.409253%35.4%19935.409253%35.409253%35.4%19933.833408%33.833408%33.8%1,51132.154942%32.154942%32.2%3,61128.333333%28.333333%28.3%51124.709269%24.709269%24.7%5,732,5615.73M23.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M21.987686%21.987686%22.0%225,020225k
Count number of children
# rank of place out of 1 by %

Age Cohorts by County Subdivision in Brockton High School District

There is 1 county subdivision that are fully or partially contained within Brockton High School District (0 fully and 1 partially). This section compares all 1 of those to each other, Brockton High School District, and other entities that contain or substantially overlap with Brockton High School District.

Children by County Subdivision#23

Percentage of population aged 0 to 17 (%):
Scope: population of Brockton High School District, selected county subdivisions in Brockton High School District, and entities that contain Brockton High School District
0%10%20%30%Count#Brockton Elementary School DistrictBrocktonBrockton High School DistrictBrockton940002Tract 940002Fort Peck ReservationFort Peck Reserva…Roosevelt CountyRooseveltMountainWestUnited States of AmericaUnited StatesMontana35.409253%35.409253%35.4%19935.409253%35.409253%35.4%19933.833408%33.833408%33.8%1,51132.715330%32.715330%32.7%3,088132.154942%32.154942%32.2%3,61124.709269%24.709269%24.7%5,732,5615.73M23.760486%23.760486%23.8%17,834,66617.8M23.108006%23.108006%23.1%73,612,43873.6M21.987686%21.987686%22.0%225,020225k
Count number of children
# rank of county subdivision out of 1 by %

Age Cohorts by Secondary School District in Montana

There are 408 secondary school districts in Montana. This section compares Brockton High School District to the 50 most populous secondary school districts in Montana and to those entities that contain or substantially overlap with Brockton High School District. The least populous of the compared secondary school districts has a population of 8,416.

Children by Secondary School District#32

Percentage of population aged 0 to 17 (%):
Scope: population of Brockton High School District, selected other secondary school districts in Montana, and entities that contain Brockton High School District
0%10%20%30%Count#Brockton Elementary School DistrictBrocktonBrockton High School DistrictBrocktonHardin Elementary School DistrictHardinHardin High School DistrictHardin940002Tract 940002Roosevelt CountyRooseveltRonan Elementary School DistrictRonanRonan High School DistrictRonanBrowning High School DistrictBrowningBelgrade Elementary School DistrictBelgradeBelgrade High School DistrictBelgradeLockwood Elementary School DistrictLockwoodLaurel Elementary School DistrictLaurelSidney Elementary School DistrictSidneyLaurel High School DistrictLaurelHavre High School DistrictHavreSidney High School DistrictSidneyMountainHavre Elementary School DistrictHavreHellgate Elementary School DistrictHellgateFlathead High School DistrictFlatheadWestKalispell Elementary School DistrictKalispellEast Helena Elementary School DistrictEast HelenaBillings High School DistrictBillingsBillings Elementary School DistrictBillingsUnited States of AmericaUnited StatesGreat Falls High School DistrictGreat FallsGreat Falls Elementary School DistrictGreat FallsDawson High School DistrictDawsonHelena High School DistrictHelenaStevensville High School DistrictStevensvilleMontanaMiles City Elementary School DistrictMiles CityHelena Elementary School DistrictHelenaCuster County High School DistrictCuster CountyLewistown Elementary School DistrictLewistownPolson Elementary School DistrictPolsonPolson High School DistrictPolsonFergus High School DistrictFergusColumbia Falls Elementary School DistrictColumbia FallsButte Elementary School DistrictButteButte High School DistrictButteColumbia Falls High School DistrictColumbia FallsLivingston Elementary School DistrictLivingstonMissoula High School DistrictMissoulaBigfork High School DistrictBigforkBeaverhead County High School DistrictBeaverhead CoPark High School DistrictParkLibby K-12 SchoolsLibby K-12Whitefish Elementary School DistrictWhitefishWhitefish High School DistrictWhitefishBozeman High School DistrictBozemanMissoula Elementary School DistrictMissoulaBozeman Elementary School DistrictBozemanHamilton K-12 SchoolsHamilton K-12Anaconda Elementary School DistrictAnacondaAnaconda High School DistrictAnaconda35.409253%35.409253%35.4%19935.409253%35.409253%35.4%19934.159992%34.159992%34.2%3,540134.024620%34.024620%34.0%3,068233.833408%33.833408%33.8%1,51132.154942%32.154942%32.2%3,61131.002565%31.002565%31.0%2,780331.002565%31.002565%31.0%2,780430.244173%30.244173%30.2%2,725527.350386%27.350386%27.4%5,667627.280987%27.280987%27.3%5,705727.044099%27.044099%27.0%2,312825.316683%25.316683%25.3%2,818925.047529%25.047529%25.0%2,1081025.002326%25.002326%25.0%2,6871124.871154%24.871154%24.9%3,1851224.724305%24.724305%24.7%2,2421324.709269%24.709269%24.7%5,732,5615.73M24.570044%24.570044%24.6%3,0431424.246321%24.246321%24.2%3,3941523.994780%23.994780%24.0%14,52514.5k1623.760486%23.760486%23.8%17,834,66617.8M23.672153%23.672153%23.7%6,9751723.491656%23.491656%23.5%2,0131823.452586%23.452586%23.5%31,82031.8k1923.128102%23.128102%23.1%26,28026.3k2023.108006%23.108006%23.1%73,612,43873.6M22.615063%22.615063%22.6%16,55416.6k2122.612825%22.612825%22.6%16,52516.5k2222.245834%22.245834%22.2%1,9892322.027782%22.027782%22.0%14,16114.2k2422.002147%22.002147%22.0%2,2552521.987686%21.987686%22.0%225,020225k21.945701%21.945701%21.9%2,2312621.893236%21.893236%21.9%11,66811.7k2721.828047%21.828047%21.8%2,6152821.333026%21.333026%21.3%1,8502921.228331%21.228331%21.2%2,1433021.098060%21.098060%21.1%2,3713120.963484%20.963484%21.0%1,9063220.337632%20.337632%20.3%2,8073320.003038%20.003038%20.0%6,5843419.877215%19.877215%19.9%6,8643519.850892%19.850892%19.9%2,8493619.623508%19.623508%19.6%2,1373719.079067%19.079067%19.1%19,96320.0k3819.000471%19.000471%19.0%1,6123918.915879%18.915879%18.9%1,6824018.733164%18.733164%18.7%2,4344118.472004%18.472004%18.5%1,7654218.345269%18.345269%18.3%2,4084318.320831%18.320831%18.3%2,5404417.865616%17.865616%17.9%11,52111.5k4517.308069%17.308069%17.3%12,38612.4k4617.211155%17.211155%17.2%9,9364716.672303%16.672303%16.7%1,9724815.097512%15.097512%15.1%1,3474915.075656%15.075656%15.1%1,35550
Count number of children
# rank of secondary school district 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:
Montana
County:
Roosevelt
Towns:
Brockton
ZIP Codes:
59213, 59218
Elementary School District:
Brockton
Congressional District:
MT-At Large
State Senate District:
MT-16
State House District:
MT-31
Neighboring Secondary School Districts:
Culbertson, Fairview, Poplar, Sidney
Nearby Secondary School Districts:
Froid, Lambert, Richey, Savage, Wolf Point