Age and Sex in Montgomery County Public Schools, Maryland (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 Maryland.
Scope: population of Maryland, Montgomery County Public Schools, and other unified school districts in Maryland
Montgomery County
Maryland
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-421,07721.1k2.054%2.05%17,59317.6k1.714%1.71%23,41023.4k2.281%2.28%32,45232.5k3.162%3.16%25,53425.5k2.488%2.49%20,62120.6k2.009%2.01%34,80634.8k3.391%3.39%26,32626.3k2.565%2.56%70,84970.8k6.903%6.90%76,35976.4k7.440%7.44%74,54174.5k7.263%7.26%70,90470.9k6.908%6.91%71,97172.0k7.012%7.01%71,47671.5k6.964%6.96%66,05866.1k6.436%6.44%37,77537.8k3.680%3.68%10,07110.1k0.981%0.98%10,21210.2k0.995%0.99%22,63222.6k2.205%2.21%40,65940.7k3.961%3.96%67,12767.1k6.540%6.54%67,11967.1k6.539%6.54%66,79966.8k6.508%6.51%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Maryland and Montgomery County Public Schools
Female Male
Maryland
Montgomery County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.162720%-0.055316%-0.164283%-0.053641%-0.218036%0.22%0.162720%0.164283%0.162720%0.16%140,687141k13.707%13.7%-0.650431%-0.077917%-0.653293%-0.058353%-0.728349%0.73%0.650431%0.653293%0.650431%0.65%353,785354k34.470%34.5%-0.658583%-0.021316%-0.660931%-0.018473%-0.679898%0.68%0.658583%0.660931%0.658583%0.66%247,280247k24.093%24.1%-0.493608%-0.653144%-0.493608%0.49%0.493608%0.058093%0.653144%0.037807%0.551701%0.55%42,91542.9k4.181%4.18%-0.641056%-0.615877%-0.641056%0.64%0.641056%0.026187%0.615877%0.024614%0.667243%0.67%241,704242k23.549%23.5%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Maryland and Montgomery County Public Schools
Female Male
Maryland
Montgomery County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.042967%-0.042413%-0.037657%-0.037457%-0.085380%0.09%0.042967%0.037657%0.042967%0.04%21,07721.1k2.054%2.05%-0.139638%-0.063544%-0.134972%-0.067454%-0.203182%0.20%0.139638%0.134972%0.139638%0.14%17,59317.6k1.714%1.71%-0.193536%-0.069098%-0.196741%-0.063142%-0.262634%0.26%0.193536%0.196741%0.193536%0.19%23,41023.4k2.281%2.28%-0.282568%-0.067227%-0.294971%-0.063303%-0.349796%0.35%0.282568%0.294971%0.282568%0.28%32,45232.5k3.162%3.16%-0.383747%-0.061771%-0.407412%-0.059112%-0.445518%0.45%0.383747%0.407412%0.383747%0.38%25,53425.5k2.488%2.49%-0.470249%-0.064061%-0.478011%-0.092468%-0.534310%0.53%0.470249%0.478011%0.470249%0.47%20,62120.6k2.009%2.01%-0.530477%-0.069436%-0.528415%-0.087697%-0.599913%0.60%0.530477%0.528415%0.530477%0.53%34,80634.8k3.391%3.39%-0.588189%-0.106102%-0.592585%-0.076897%-0.694291%0.69%0.588189%0.592585%0.588189%0.59%26,32626.3k2.565%2.56%-0.658144%-0.064285%-0.661612%-0.057692%-0.722429%0.72%0.658144%0.661612%0.658144%0.66%70,84970.8k6.903%6.90%-0.704521%-0.078899%-0.726394%-0.061571%-0.783420%0.78%0.704521%0.726394%0.704521%0.70%76,35976.4k7.440%7.44%-0.687705%-0.077107%-0.686773%-0.054961%-0.764811%0.76%0.687705%0.686773%0.687705%0.69%74,54174.5k7.263%7.26%-0.648226%-0.085193%-0.637604%-0.034165%-0.733419%0.73%0.648226%0.637604%0.648226%0.65%70,90470.9k6.908%6.91%-0.692849%-0.016739%-0.613926%-0.041531%-0.709587%0.71%0.692849%0.613926%0.692849%0.69%71,97172.0k7.012%7.01%-0.679345%-0.034101%-0.667390%-0.027078%-0.713446%0.71%0.679345%0.667390%0.679345%0.68%71,47671.5k6.964%6.96%-0.631818%-0.023578%-0.694488%-0.002876%-0.655397%0.66%0.631818%0.694488%0.631818%0.63%66,05866.1k6.436%6.44%-0.611475%-0.003865%-0.664278%-0.615340%0.62%0.611475%0.664278%0.008300%0.611475%0.61%37,77537.8k3.680%3.68%-0.470493%-0.658467%-0.470493%0.47%0.470493%0.040239%0.658467%0.041192%0.510731%0.51%10,07110.1k0.981%0.98%-0.442238%-0.646789%-0.442238%0.44%0.442238%0.110486%0.646789%0.058994%0.552724%0.55%10,21210.2k0.995%0.99%-0.530851%-0.653660%-0.530851%0.53%0.530851%0.040823%0.653660%0.025521%0.571674%0.57%22,63222.6k2.205%2.21%-0.647069%-0.633478%-0.647069%0.65%0.647069%0.026339%0.633478%0.024352%0.673408%0.67%40,65940.7k3.961%3.96%-0.652337%-0.619997%-0.652337%0.65%0.652337%0.003371%0.619997%0.018336%0.655708%0.66%67,12767.1k6.540%6.54%-0.633942%-0.612695%-0.633942%0.63%0.633942%0.040005%0.612695%0.031011%0.673947%0.67%67,11967.1k6.539%6.54%-0.633280%-0.604379%-0.633280%0.63%0.633280%0.035095%0.604379%0.024655%0.668374%0.67%66,79966.8k6.508%6.51%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Maryland and Montgomery County Public Schools
More Females More Males
Maryland
Montgomery County
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-98.710317%-99.468100%-98.710317%98.7%0.5030.5066.523%66.5%33.477%33.5%-45.506559%-49.976380%-45.506559%45.5%0.6870.6959.268%59.3%40.732%40.7%-35.702779%-32.093880%-35.702779%35.7%0.7370.7457.574%57.6%42.426%42.4%-23.791463%-21.460751%-23.791463%23.8%0.8080.8155.316%55.3%44.684%44.7%-16.096818%-14.509088%-16.096818%16.1%0.8610.8653.724%53.7%46.276%46.3%-13.622708%-19.344308%-13.622708%13.6%0.8800.8853.188%53.2%46.812%46.8%-13.089262%-16.596281%-13.089262%13.1%0.8840.8853.071%53.1%46.929%46.9%-18.038761%-12.976570%-18.038761%18.0%0.8470.8554.137%54.1%45.863%45.9%-9.767580%-8.719954%-9.767580%9.8%0.9110.9152.328%52.3%47.672%47.7%-11.199004%-8.476315%-11.199004%11.2%0.8990.9052.651%52.7%47.349%47.3%-11.212173%-8.002736%-11.212173%11.2%0.8990.9052.654%52.7%47.346%47.3%-13.142548%-5.358336%-13.142548%13.1%0.8840.8853.083%53.1%46.917%46.9%-2.415907%-6.764801%-2.415907%2.4%0.9760.9850.597%50.6%49.403%49.4%-5.019648%-4.057241%-5.019648%5.0%0.9520.9551.224%51.2%48.776%48.8%-3.731804%-0.414102%-3.731804%3.7%0.9640.9650.916%50.9%49.084%49.1%-0.632037%-0.632037%0.6%1.249463%0.9940.9950.158%50.2%49.842%49.8%8.552495%6.255733%8.552495%8.6%1.0861.0947.950%47.9%52.050%52.1%24.983477%9.121096%24.983477%25.0%1.2501.2544.448%44.4%55.552%55.6%7.690190%3.904255%7.690190%7.7%1.0771.0848.149%48.1%51.851%51.9%4.070468%3.844116%4.070468%4.1%1.0411.0449.003%49.0%50.997%51.0%0.516773%2.957414%0.516773%0.5%1.0051.0149.871%49.9%50.129%50.1%6.310515%5.061343%6.310515%6.3%1.0631.0648.471%48.5%51.529%51.5%5.541709%4.079355%5.541709%5.5%1.0551.0648.652%48.7%51.348%51.3%

Map of Age Cohorts by County Subdivision in Montgomery County Public Schools

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
17.1%19.3%21.5%23.7%25.9%28.2%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
2.6%3.8%5.0%6.1%7.3%8.5%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
5.1%6.4%7.8%9.1%10.4%11.7%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
7.3%9.3%11.3%13.3%15.3%17.4%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
12.5%13.4%14.3%15.2%16.0%17.0%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
12.6%14.1%15.6%17.1%18.6%20.2%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
6.6%9.0%11.3%13.6%15.9%18.3%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
2.6%4.0%5.4%6.8%8.2%9.7%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
1.2%2.3%3.4%4.4%5.5%6.6%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Montgomery County Public Schools

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
0%7%14%22%29%37%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
0.0%2.2%4.4%6.6%8.8%11.0%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
0%7%13%20%26%34%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
0%6%12%17%23%29%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
0.6%5.2%9.7%14.2%18.7%23.2%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
2.6%7.0%11.3%15.6%19.8%24.2%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
2.2%6.0%9.8%13.6%17.4%21.3%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0%7%13%19%25%32%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0%12%23%35%47%59%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Montgomery County Public Schools

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
0%9%17%26%35%44%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%3.2%6.3%9.5%12.7%15.9%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0%9%17%26%34%43%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0%9%17%26%34%44%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
0%7%13%20%27%34%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
0%6%12%19%25%31%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%8%16%24%31%40%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0%7%14%21%28%36%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0%15%31%46%62%78%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Montgomery County Public Schools

There are 56 places that are fully or partially contained within Montgomery County Public Schools (54 fully and 2 partially). This section compares the 50 most populous of those to each other, Montgomery County Public Schools, and other entities that contain or substantially overlap with Montgomery County Public Schools. The least populous of the compared places has a population of 641.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Montgomery County Public Schools, selected places in Montgomery County Public Schools, and entities that contain Montgomery County Public Schools
0%10%20%30%Count#ClarksburgChevy Chase Section FiveChevy Chase Secti…Martin's AdditionsSomersetChevy ChaseChevy Chase ViewChevy Chase VwSouth KensingtonS KensingtonKensingtonBrookmontKemp MillPoolesvilleFour CornersDamascusChevy Chase Section ThreeChevy Chase Secti…GermantownGarrett ParkTravilahBurtonsvilleNorth PotomacMontgomery VillageMontgomery VlgChevy Chase VillageChevy Chase VlgChevy ChaseCabin JohnPotomacAshton-Sandy SpringAshton-Sandy SpgGaithersburgDerwoodWhite OakOlneySpencervilleWheatonForest GlenAspen HillDarnestownMontgomery CountyMontgomeryMontgomery County Public SchoolsMontgomery CoSouthWashington, Arlington, and Alexandria Metro AreaWashingtonGlenmontUnited States of AmericaUnited StatesTakoma ParkBethesdaRedlandMarylandFairlandSouth AtlanticSilver SpringNorth KensingtonN KensingtonRockvilleLayhillColesvilleCloverlyHillandaleNorth BethesdaN BethesdaCalvertonFriendship Heights VillageFriendship Hts VlgLeisure World33.173524%33.173524%33.2%6,781129.485179%29.485179%29.5%189229.385965%29.385965%29.4%268329.135802%29.135802%29.1%354429.104478%29.104478%29.1%858528.342246%28.342246%28.3%265628.219304%28.219304%28.2%2,450727.333018%27.333018%27.3%577827.244094%27.244094%27.2%1,038927.058268%27.058268%27.1%3,4411027.055599%27.055599%27.1%1,3821127.047464%27.047464%27.0%2,3251226.938408%26.938408%26.9%4,1901326.875853%26.875853%26.9%1971426.748735%26.748735%26.7%24,20624.2k1526.748582%26.748582%26.7%2831626.235453%26.235453%26.2%3,1111726.118268%26.118268%26.1%2,5751825.761968%25.761968%25.8%6,2211925.387568%25.387568%25.4%8,4012025.369458%25.369458%25.4%5152125.317114%25.317114%25.3%2,4352225.076609%25.076609%25.1%4912324.920448%24.920448%24.9%11,43411.4k2424.684595%24.684595%24.7%1,4872524.425148%24.425148%24.4%16,14616.1k2624.403579%24.403579%24.4%4912724.135012%24.135012%24.1%4,5622824.040638%24.040638%24.0%8,4952924.029381%24.029381%24.0%4583023.800338%23.800338%23.8%11,84411.8k3123.745481%23.745481%23.7%1,6423223.741063%23.741063%23.7%12,35212.4k3323.644185%23.644185%23.6%1,5393423.549379%23.549379%23.5%241,704242k23.549379%23.549379%23.5%241,704242k23.464217%23.464217%23.5%28,099,74328.1M23.321271%23.321271%23.3%1,402,0171.40M23.304928%23.304928%23.3%3,7743523.108006%23.108006%23.1%73,612,43873.6M22.940741%22.940741%22.9%4,0303622.853309%22.853309%22.9%14,30814.3k3722.815067%22.815067%22.8%4,0283822.614634%22.614634%22.6%1,347,8101.35M22.280071%22.280071%22.3%5,3923922.148630%22.148630%22.1%13,847,14713.8M21.813732%21.813732%21.8%17,02317.0k4021.618603%21.618603%21.6%2,1294121.098341%21.098341%21.1%13,75013.8k4220.857199%20.857199%20.9%1,0564320.775662%20.775662%20.8%2,9574420.761269%20.761269%20.8%3,1094520.418848%20.418848%20.4%1,2094619.471293%19.471293%19.5%9,7304719.170872%19.170872%19.2%3,533489.577167%9.577167%9.6%453493.602040%3.602040%3.6%33250

Age Cohorts by County Subdivision in Montgomery County Public Schools

There are 13 county subdivisions that are fully or partially contained within Montgomery County Public Schools (12 fully and 1 partially). This section compares all 13 of those to each other, Montgomery County Public Schools, and other entities that contain or substantially overlap with Montgomery County Public Schools.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Montgomery County Public Schools, selected county subdivisions in Montgomery County Public Schools, and entities that contain Montgomery County Public Schools
0%5%10%15%20%25%Count#Montgomery District 22Montgomery District 66Montgomery District 33Montgomery District 99Montgomery District 1212Montgomery District 11Montgomery District 1010Montgomery CountyMontgomeryMontgomery County Public SchoolsMontgomery CoSouthWashington, Arlington, and Alexandria Metro AreaWashingtonMontgomery District 88Montgomery District 77United States of AmericaUnited StatesMontgomery District 55MarylandMontgomery District 1313South AtlanticMontgomery District 44Montgomery District 111128.137099%28.137099%28.1%15,26115.3k125.948161%25.948161%25.9%13,48513.5k225.159567%25.159567%25.2%1,695324.913737%24.913737%24.9%44,91044.9k424.623539%24.623539%24.6%4,971524.533162%24.533162%24.5%5,334623.840919%23.840919%23.8%8,968723.549379%23.549379%23.5%241,704242k23.549379%23.549379%23.5%241,704242k23.464217%23.464217%23.5%28,099,74328.1M23.321271%23.321271%23.3%1,402,0171.40M23.226004%23.226004%23.2%11,36111.4k823.210218%23.210218%23.2%23,13223.1k923.108006%23.108006%23.1%73,612,43873.6M22.619436%22.619436%22.6%24,94224.9k1022.614634%22.614634%22.6%1,347,8101.35M22.603366%22.603366%22.6%59,81859.8k1122.148630%22.148630%22.1%13,847,14713.8M21.453339%21.453339%21.5%27,47127.5k1217.107160%17.107160%17.1%35613

Age Cohorts by Unified School District in Maryland

There are 24 unified school districts in Maryland. This section compares Montgomery County Public Schools to all of the unified school districts in Maryland and to those entities that contain or substantially overlap with Montgomery County Public Schools.

Children by Unified School District#50

Percentage of population aged 0 to 17 (%):
Scope: population of Montgomery County Public Schools, selected other unified school districts in Maryland, and entities that contain Montgomery County Public Schools
0%5%10%15%20%Count#St. Marys County Public SchoolsSt. Marys CoCharles County Public SchoolsCharles CoHoward County Public SchoolsHoward CountyCalvert County Public SchoolsCalvert CoFrederick County Public SchoolsFrederick CoCaroline County Public SchoolsCaroline CoMontgomery CountyMontgomeryMontgomery County Public SchoolsMontgomery CoCecil County Public SchoolsCecil CountySouthWashington, Arlington, and Alexandria Metro AreaWashingtonUnited States of AmericaUnited StatesHarford County Public SchoolsHarford CoPrince George's County Public SchoolsPrince George's CoAnne Arundel County Public SchoolsAnne Arundel CoMarylandCarroll County Public SchoolsCarroll CoWashington County Public SchoolsWashington CoQueen Annes County Public SchoolsQueen Annes CoSouth AtlanticWicomico County Public SchoolsWicomico CoBaltimore County Public SchoolsBaltimore CoDorchester County Public SchoolsDorchester CoBaltimore City Public SchoolsBaltimoreGarrett County Public SchoolsGarrett CoTalbot County Public SchoolsTalbot CountyWorcester County Public SchoolsWorcester CoAllegany County Public SchoolsAllegany CoSomerset County Public SchoolsSomerset CoKent County Public SchoolsKent County24.922521%24.922521%24.9%27,58327.6k124.868973%24.868973%24.9%38,38738.4k224.733260%24.733260%24.7%76,28976.3k324.238073%24.238073%24.2%21,94221.9k423.997700%23.997700%24.0%58,42658.4k523.927357%23.927357%23.9%7,813623.549379%23.549379%23.5%241,704242k23.549379%23.549379%23.5%241,704242k723.535111%23.535111%23.5%24,04724.0k823.464217%23.464217%23.5%28,099,74328.1M23.321271%23.321271%23.3%1,402,0171.40M23.108006%23.108006%23.1%73,612,43873.6M23.019025%23.019025%23.0%57,49657.5k922.694730%22.694730%22.7%203,729204k1022.654211%22.654211%22.7%126,804127k1122.614634%22.614634%22.6%1,347,8101.35M22.534396%22.534396%22.5%37,75337.8k1222.321840%22.321840%22.3%33,38733.4k1322.302513%22.302513%22.3%10,86410.9k1422.148630%22.148630%22.1%13,847,14713.8M21.979375%21.979375%22.0%22,31522.3k1521.632718%21.632718%21.6%178,614179k1621.207359%21.207359%21.2%6,8821721.123671%21.123671%21.1%131,178131k1819.911042%19.911042%19.9%5,9091918.697568%18.697568%18.7%7,0432017.748489%17.748489%17.7%9,1302117.612921%17.612921%17.6%12,86812.9k2216.850071%16.850071%16.9%4,3642316.564912%16.564912%16.6%3,28324

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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