Age and Sex in St. Mary's County, Maryland (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Maryland.
Scope: population of Maryland, St. Mary's County, and other counties in Maryland
St. Mary's County
Maryland
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,4531.313%1.31%1,5801.428%1.43%2,1731.963%1.96%3,2912.974%2.97%2,5912.341%2.34%1,9421.755%1.75%2,9942.705%2.71%2,6002.349%2.35%7,5486.820%6.82%8,7257.883%7.88%8,3257.522%7.52%7,0956.411%6.41%7,0516.371%6.37%7,3706.659%6.66%7,7697.020%7.02%4,2903.876%3.88%1,8771.696%1.70%1,4841.341%1.34%2,9342.651%2.65%4,7124.258%4.26%7,9307.165%7.17%7,7196.974%6.97%7,2226.525%6.53%
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 Maryland and St. Mary's County
Female Male
Maryland
St. Mary's County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.154331%-0.018372%-0.164283%-0.053641%-0.172703%0.17%0.154331%0.164283%0.154331%0.15%13,03013.0k11.773%11.8%-0.664432%-0.018758%-0.653293%-0.058353%-0.683190%0.68%0.664432%0.653293%0.664432%0.66%37,28737.3k33.691%33.7%-0.636398%-0.660931%-0.018473%-0.636398%0.64%0.636398%0.056421%0.660931%0.692819%0.69%26,48026.5k23.926%23.9%-0.672013%-0.077931%-0.653144%-0.749944%0.75%0.672013%0.653144%0.037807%0.672013%0.67%6,2955.688%5.69%-0.688553%-0.615877%-0.688553%0.69%0.688553%0.007479%0.615877%0.024614%0.696032%0.70%27,58327.6k24.923%24.9%
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 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 Maryland and St. Mary's County
Female Male
Maryland
St. Mary's County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.033318%-0.015417%-0.037657%-0.037457%-0.048735%0.05%0.033318%0.037657%0.033318%0.03%1,4531.313%1.31%-0.140050%-0.134972%-0.067454%-0.140050%0.14%0.140050%0.005421%0.134972%0.145471%0.15%1,5801.428%1.43%-0.172397%-0.047888%-0.196741%-0.063142%-0.220285%0.22%0.172397%0.196741%0.172397%0.17%2,1731.963%1.96%-0.288231%-0.018252%-0.294971%-0.063303%-0.306483%0.31%0.288231%0.294971%0.288231%0.29%3,2912.974%2.97%-0.356600%-0.067164%-0.407412%-0.059112%-0.423763%0.42%0.356600%0.407412%0.356600%0.36%2,5912.341%2.34%-0.416083%-0.478011%-0.092468%-0.416083%0.42%0.416083%0.045177%0.478011%0.461260%0.46%1,9421.755%1.75%-0.403584%-0.094571%-0.528415%-0.087697%-0.498155%0.50%0.403584%0.528415%0.403584%0.40%2,9942.705%2.71%-0.571041%-0.032528%-0.592585%-0.076897%-0.603569%0.60%0.571041%0.592585%0.571041%0.57%2,6002.349%2.35%-0.653987%-0.661612%-0.057692%-0.653987%0.65%0.653987%0.056020%0.661612%0.710007%0.71%7,5486.820%6.82%-0.778315%-0.726394%-0.061571%-0.778315%0.78%0.778315%0.020059%0.726394%0.798374%0.80%8,7257.883%7.88%-0.743077%-0.018252%-0.686773%-0.054961%-0.761328%0.76%0.743077%0.686773%0.743077%0.74%8,3257.522%7.52%-0.600136%-0.081861%-0.637604%-0.034165%-0.681997%0.68%0.600136%0.637604%0.600136%0.60%7,0956.411%6.41%-0.596521%-0.613926%-0.041531%-0.596521%0.60%0.596521%0.081138%0.613926%0.677660%0.68%7,0516.371%6.37%-0.662480%-0.667390%-0.027078%-0.662480%0.66%0.662480%0.006867%0.667390%0.669347%0.67%7,3706.659%6.66%-0.693382%-0.694488%-0.002876%-0.693382%0.69%0.693382%0.017167%0.694488%0.710549%0.71%7,7697.020%7.02%-0.564415%-0.664278%-0.564415%0.56%0.564415%0.163241%0.664278%0.008300%0.727656%0.73%4,2903.876%3.88%-0.721030%-0.253897%-0.658467%-0.974927%0.97%0.721030%0.658467%0.041192%0.721030%0.72%1,8771.696%1.70%-0.640614%-0.059634%-0.646789%-0.700248%0.70%0.640614%0.646789%0.058994%0.640614%0.64%1,4841.341%1.34%-0.662300%-0.653660%-0.662300%0.66%0.662300%0.000904%0.653660%0.025521%0.663203%0.66%2,9342.651%2.65%-0.698743%-0.021685%-0.633478%-0.720428%0.72%0.698743%0.633478%0.024352%0.698743%0.70%4,7124.258%4.26%-0.713440%-0.006144%-0.619997%-0.719584%0.72%0.713440%0.619997%0.018336%0.713440%0.71%7,9307.165%7.17%-0.689044%-0.612695%-0.689044%0.69%0.689044%0.016806%0.612695%0.031011%0.705850%0.71%7,7196.974%6.97%-0.637904%-0.604379%-0.637904%0.64%0.637904%0.029275%0.604379%0.024655%0.667179%0.67%7,2226.525%6.53%
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 Maryland and St. Mary's County
More Females More Males
Maryland
St. Mary's County
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-46.271186%-99.468100%-46.271186%46.3%0.6840.6859.394%59.4%40.606%40.6%-49.976380%3.870968%3.870968%3.9%1.0391.0449.051%49.1%50.949%50.9%-27.777778%-32.093880%-27.777778%27.8%0.7830.7856.098%56.1%43.902%43.9%-6.332288%-21.460751%-6.332288%6.3%0.9400.9451.534%51.5%48.466%48.5%-18.834459%-14.509088%-18.834459%18.8%0.8420.8454.303%54.3%45.697%45.7%-19.344308%10.857763%10.857763%10.9%1.1091.1147.425%47.4%52.575%52.6%-23.432836%-16.596281%-23.432836%23.4%0.8100.8155.244%55.2%44.756%44.8%-5.696203%-12.976570%-5.696203%5.7%0.9460.9551.385%51.4%48.615%48.6%-8.719954%8.565902%8.565902%8.6%1.0861.0947.946%47.9%52.054%52.1%-8.476315%2.577200%2.577200%2.6%1.0261.0349.364%49.4%50.636%50.6%-2.456226%-8.002736%-2.456226%2.5%0.9760.9850.607%50.6%49.393%49.4%-13.640470%-5.358336%-13.640470%13.6%0.8800.8853.192%53.2%46.808%46.8%-6.764801%13.601939%13.601939%13.6%1.1361.1446.816%46.8%53.184%53.2%-4.057241%1.036552%1.036552%1.0%1.0101.0149.742%49.7%50.258%50.3%-0.414102%2.475893%2.475893%2.5%1.0251.0249.389%49.4%50.611%50.6%28.922092%1.249463%28.922092%28.9%1.2891.2943.683%43.7%56.317%56.3%-35.213033%-35.213033%35.2%6.255733%0.7400.7457.485%57.5%42.515%42.5%-9.308886%-9.308886%9.3%9.121096%0.9150.9152.224%52.2%47.776%47.8%0.136426%3.904255%0.136426%0.1%1.0011.0049.966%50.0%50.034%50.0%-3.103448%-3.103448%3.1%3.844116%0.9700.9750.764%50.8%49.236%49.2%-0.861196%-0.861196%0.9%2.957414%0.9910.9950.214%50.2%49.786%49.8%2.439024%5.061343%2.439024%2.4%1.0241.0249.398%49.4%50.602%50.6%4.589235%4.079355%4.589235%4.6%1.0461.0548.878%48.9%51.122%51.1%
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 County Subdivision in St. Mary's County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
12.6%15.5%18.4%21.2%24.1%27.0%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0.0%4.9%9.8%14.8%19.7%24.6%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
0.0%3.2%6.4%9.6%12.8%16.0%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
7.4%9.6%11.7%13.7%15.8%18.0%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
8.2%9.9%11.6%13.2%14.9%16.5%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
11%19%25%32%38%45%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
6.5%8.3%10.1%11.8%13.6%15.4%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
0.0%2.5%4.9%7.4%9.9%12.4%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
1.0%2.5%3.9%5.4%6.8%8.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in St. Mary's County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
17.6%21.0%24.4%27.7%31.1%34.5%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.8%6.4%10.9%15.4%19.9%24.4%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
5.7%8.1%10.5%12.9%15.3%17.8%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
7.4%12.1%16.8%21.5%26.2%30.9%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
5.3%8.1%10.8%13.6%16.3%19.1%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
1.5%5.4%9.2%13.1%16.9%20.8%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
0.3%3.3%6.2%9.2%12.1%15.1%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.0%2.5%4.9%7.4%9.9%12.4%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%1.7%3.3%5.0%6.6%8.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in St. Mary's County

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
5%12%18%24%30%37%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%12%23%35%46%58%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
2.5%6.7%10.9%15.1%19.3%23.5%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
2%12%22%31%41%51%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
2%8%14%19%24%30%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
0%6%11%17%22%27%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0.0%4.7%9.3%14.0%18.6%23.3%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%3.1%6.3%9.4%12.5%15.7%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.0%7.9%11.9%15.9%19.9%
Road Data ©OpenStreetMap

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Age Cohorts by Place in St. Mary's County

There are 9 places in St. Mary's County. This section compares all 9 of those to each other, St. Mary's County, and other entities that contain or substantially overlap with St. Mary's County.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of St. Mary's County, selected places in St. Mary's County, and entities that contain St. Mary's County
0%10%20%30%Count#Charlotte HallLexington ParkLexington PkMechanicsvilleLeonardtownGolden BeachCaliforniaCalifornia and Lexington Park Metro AreaCaliforniaSt. Marys County Public SchoolsSt. Marys CoSt. Mary's CountySt. Mary'sSouthUnited States of AmericaUnited StatesMarylandSouth AtlanticPiney PointSt. George IslandSt. George IsTall Timbers33.902036%33.902036%33.9%616129.515696%29.515696%29.5%3,742228.804665%28.804665%28.8%494327.013281%27.013281%27.0%956425.430904%25.430904%25.4%841525.084773%25.084773%25.1%3,107624.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k23.464217%23.464217%23.5%28,099,74328.1M23.108006%23.108006%23.1%73,612,43873.6M22.614634%22.614634%22.6%1,347,8101.35M22.148630%22.148630%22.1%13,847,14713.8M21.358025%21.358025%21.4%173712.663755%12.663755%12.7%2989.259259%9.259259%9.3%309
Count number of children
# rank of place out of 9 by %

Age Cohorts by County Subdivision in St. Mary's County

There are 9 county subdivisions in St. Mary's County. This section compares all 9 of those to each other, St. Mary's County, and other entities that contain or substantially overlap with St. Mary's County.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of St. Mary's County, selected county subdivisions in St. Mary's County, and entities that contain St. Mary's County
0%5%10%15%20%25%Count#District 3:Leonardtown3, LeonardtownDistrict 8:Bay8, BayDistrict 5:Mechanicsville5, MechanicsvilleDistrict 4:Chaptico4, ChapticoCalifornia and Lexington Park Metro AreaCaliforniaSt. Marys County Public SchoolsSt. Marys CoSt. Mary's CountySt. Mary'sSouthUnited States of AmericaUnited StatesMarylandSouth AtlanticDistrict 7:Milestown7, MilestownDistrict 6:Patuxent6, PatuxentDistrict 2:Valley Lee2, Vly LeeDistrict 1:St. Inigoes1, St. InigoesDistrict 9:St. George Island9, St. George Is26.941316%26.941316%26.9%4,545126.676554%26.676554%26.7%10,79210.8k226.628410%26.628410%26.6%3,573326.562956%26.562956%26.6%2,732424.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k23.464217%23.464217%23.5%28,099,74328.1M23.108006%23.108006%23.1%73,612,43873.6M22.614634%22.614634%22.6%1,347,8101.35M22.148630%22.148630%22.1%13,847,14713.8M22.005295%22.005295%22.0%665521.858618%21.858618%21.9%2,752618.667798%18.667798%18.7%1,320717.446177%17.446177%17.4%1,175812.663755%12.663755%12.7%299
Count number of children
# rank of county subdivision out of 9 by %

Age Cohorts by County in Maryland

There are 24 counties in Maryland. This section compares St. Mary's County to all of the counties in Maryland and to those entities that contain or substantially overlap with St. Mary's County.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of St. Mary's County, selected other counties in Maryland, and entities that contain St. Mary's County
0%5%10%15%20%Count#California and Lexington Park Metro AreaCaliforniaSt. Marys County Public SchoolsSt. Marys CoSt. Mary's CountySt. Mary'sCharles CountyCharlesHoward CountyHowardCalvert CountyCalvertFrederick CountyFrederickCaroline CountyCarolineMontgomery CountyMontgomeryCecil CountyCecilSouthUnited States of AmericaUnited StatesHarford CountyHarfordPrince George's CountyPrince George'sAnne Arundel CountyAnne ArundelMarylandCarroll CountyCarrollWashington CountyWashingtonQueen Anne's CountyQueen Anne'sSouth AtlanticWicomico CountyWicomicoBaltimore CountyBaltimoreDorchester CountyDorchesterBaltimore CityBaltimoreGarrett CountyGarrettTalbot CountyTalbotWorcester CountyWorcesterAllegany CountyAlleganySomerset CountySomersetKent CountyKent24.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k24.922521%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%241,704242k723.535111%23.535111%23.5%24,04724.0k823.464217%23.464217%23.5%28,099,74328.1M23.108006%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
Count number of children
# rank of county out of 24 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares St. Mary's County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with St. Mary's County. The least populous of the compared counties has a population of 941,618.

Children by County#59

Percentage of population aged 0 to 17 (%):
Scope: population of St. Mary's County, selected other counties in the United States, and entities that contain St. Mary's County
0%5%10%15%20%25%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeCalifornia and Lexington Park Metro AreaCaliforniaSt. Marys County Public SchoolsSt. Marys CoSt. Mary's CountySt. Mary'sMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaSouthKings CountyKingsHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookMarylandSt. Louis CountySt. LouisSan Diego CountySan DiegoSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaSouth AtlanticNassau CountyNassauOakland CountyOaklandPima CountyPimaHonolulu CountyHonoluluBroward CountyBrowardCuyahoga CountyCuyahogaAlameda CountyAlamedaKing CountyKingMiami-Dade CountyMiami-DadeMiddlesex CountyMiddlesexQueens CountyQueensPalm Beach CountyPalm BeachAllegheny CountyAlleghenyNew York CountyNew York28.888866%28.888866%28.9%278,246278k128.329602%28.329602%28.3%309,506310k227.363518%27.363518%27.4%576,482576k327.228891%27.228891%27.2%1,207,3991.21M427.104397%27.104397%27.1%527,866528k526.929187%26.929187%26.9%676,745677k626.401700%26.401700%26.4%613,547614k726.219361%26.219361%26.2%487,339487k825.573137%25.573137%25.6%367,431367k925.043628%25.043628%25.0%1,023,9211.02M1024.990987%24.990987%25.0%249,554250k1124.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k24.922521%24.922521%24.9%27,58327.6k24.574361%24.574361%24.6%248,637249k1224.468076%24.468076%24.5%233,745234k1324.396471%24.396471%24.4%360,897361k1424.179435%24.179435%24.2%427,394427k1523.983328%23.983328%24.0%271,704272k1623.862053%23.862053%23.9%493,981494k1723.668593%23.668593%23.7%291,625292k1823.577077%23.577077%23.6%222,006222k1923.549379%23.549379%23.5%241,704242k2023.527315%23.527315%23.5%260,665261k2123.464217%23.464217%23.5%28,099,74328.1M23.337305%23.337305%23.3%608,369608k2223.197227%23.197227%23.2%306,913307k2323.108006%23.108006%23.1%73,612,43873.6M23.087802%23.087802%23.1%435,218435k2423.030006%23.030006%23.0%264,425264k2523.024375%23.024375%23.0%721,172721k2622.943185%22.943185%22.9%222,372222k2722.934276%22.934276%22.9%228,599229k2822.837323%22.837323%22.8%2,296,7852.30M2922.760229%22.760229%22.8%285,881286k3022.694997%22.694997%22.7%1,186,3981.19M3122.614634%22.614634%22.6%1,347,8101.35M22.432138%22.432138%22.4%224,447224k3222.366565%22.366565%22.4%727,664728k3322.324565%22.324565%22.3%334,451334k3422.273612%22.273612%22.3%269,347269k3522.168125%22.168125%22.2%345,809346k3622.148630%22.148630%22.1%13,847,14713.8M22.141419%22.141419%22.1%300,415300k3722.121412%22.121412%22.1%273,247273k3821.856045%21.856045%21.9%219,290219k3921.601744%21.601744%21.6%213,209213k4021.598472%21.598472%21.6%402,548403k4121.569623%21.569623%21.6%271,499271k4221.443331%21.443331%21.4%344,212344k4320.896492%20.896492%20.9%434,553435k4420.604500%20.604500%20.6%548,990549k4520.568254%20.568254%20.6%322,430322k4620.470812%20.470812%20.5%472,878473k4719.641010%19.641010%19.6%274,730275k4819.092867%19.092867%19.1%234,911235k4914.639548%14.639548%14.6%239,355239k50
Count number of children
# rank of county 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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Principal Unincorporated Places:
Lexington Park, California
Districts:
1, St. Inigoes, 2, Valley Lee, 3, Leonardtown, 4, Chaptico, 5, Mechanicsville, 6, Patuxent, 7, Milestown, 8, Bay, 9, St. George Island
Towns:
Leonardtown
Unincorporated Places:
California, Charlotte Hall, Golden Beach, Lexington Park, Mechanicsville, Piney Point, St. George Island, Tall Timbers
ZIP Codes:
20606, 20609, 20618, 20619, 20620, 20621, 20622, 20624, 20626, 20628, 20630, 20634, 20636, 20650, 20653, 20659, 20660, 20667, 20670, 20674, 20680, 20684, 20686, 20687, 20690, 20692
Unified School District:
St. Marys County
Congressional District:
MD-5
State Senate District:
MD-29
State Legislative Subdistricts:
MD-29A, MD-29B, MD-29C
Neighboring Counties:
Calvert, Charles, Dorchester, Northumberland, Somerset, Westmoreland
Nearby Counties:
Caroline, Essex, King George, King William, King and Queen, Lancaster, Middlesex, Prince George's, Richmond, Talbot