Age and Sex in Jefferson County, Wisconsin (County)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Wisconsin.
Scope: population of Wisconsin, Jefferson County, and other counties in Wisconsin
Jefferson County
Wisconsin
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,6051.899%1.90%1,4961.770%1.77%2,1642.560%2.56%3,1523.729%3.73%2,2192.625%2.62%1,9492.305%2.31%2,9303.466%3.47%2,2712.686%2.69%6,4417.619%7.62%6,4557.636%7.64%6,0057.103%7.10%5,1386.078%6.08%5,4746.475%6.48%5,2376.195%6.19%4,5825.420%5.42%3,1183.688%3.69%9071.073%1.07%1,4971.771%1.77%3,0063.556%3.56%3,4664.100%4.10%5,6886.728%6.73%5,1996.150%6.15%4,5395.369%5.37%
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 Wisconsin and Jefferson County
Female Male
Wisconsin
Jefferson County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.188705%-0.036111%-0.188817%-0.044825%-0.224817%0.22%0.188705%0.188817%0.188705%0.19%12,58512.6k14.887%14.9%-0.687312%-0.674358%-0.001995%-0.687312%0.69%0.687312%0.008895%0.674358%0.696208%0.70%29,24029.2k34.588%34.6%-0.603016%-0.619838%-0.603016%0.60%0.603016%0.003877%0.619838%0.023301%0.606893%0.61%18,41118.4k21.778%21.8%-0.771547%-0.696840%-0.771547%0.77%0.771547%0.056779%0.696840%0.024879%0.828326%0.83%5,4106.399%6.40%-0.602819%-0.614132%-0.602819%0.60%0.602819%0.035881%0.614132%0.028174%0.638700%0.64%18,89218.9k22.347%22.3%
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 Wisconsin and Jefferson County
Female Male
Wisconsin
Jefferson County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.037853%-0.042954%-0.046413%-0.044468%-0.080807%0.08%0.037853%0.046413%0.037853%0.04%1,6051.899%1.90%-0.164187%-0.025551%-0.168055%-0.064704%-0.189737%0.19%0.164187%0.168055%0.164187%0.16%1,4961.770%1.77%-0.242258%-0.027443%-0.232161%-0.052874%-0.269701%0.27%0.242258%0.232161%0.242258%0.24%2,1642.560%2.56%-0.356763%-0.032175%-0.328939%-0.043984%-0.388938%0.39%0.356763%0.328939%0.356763%0.36%3,1523.729%3.73%-0.412043%-0.050865%-0.439847%-0.023123%-0.462908%0.46%0.412043%0.439847%0.412043%0.41%2,2192.625%2.62%-0.567792%-0.017152%-0.544737%-0.012520%-0.584944%0.58%0.567792%0.544737%0.567792%0.57%1,9492.305%2.31%-0.519293%-0.116713%-0.598619%-0.015882%-0.636006%0.64%0.519293%0.598619%0.519293%0.52%2,9303.466%3.47%-0.615699%-0.662439%-0.615699%0.62%0.615699%0.111784%0.662439%0.003371%0.727483%0.73%2,2712.686%2.69%-0.751851%-0.720157%-0.009981%-0.751851%0.75%0.751851%0.020109%0.720157%0.771961%0.77%6,4417.619%7.62%-0.756346%-0.014431%-0.745792%-0.007562%-0.770778%0.77%0.756346%0.745792%0.756346%0.76%6,4557.636%7.64%-0.695309%-0.665924%-0.695309%0.70%0.695309%0.030046%0.665924%0.002825%0.725354%0.73%6,0057.103%7.10%-0.590740%-0.598669%-0.590740%0.59%0.590740%0.034068%0.598669%0.012925%0.624808%0.62%5,1386.078%6.08%-0.641132%-0.590168%-0.641132%0.64%0.641132%0.012775%0.590168%0.014631%0.653907%0.65%5,4746.475%6.48%-0.618420%-0.002129%-0.634448%-0.620549%0.62%0.618420%0.634448%0.019208%0.618420%0.62%5,2376.195%6.19%-0.537273%-0.009463%-0.607507%-0.546736%0.55%0.537273%0.607507%0.030163%0.537273%0.54%4,5825.420%5.42%-0.604068%-0.665491%-0.604068%0.60%0.604068%0.021292%0.665491%0.033138%0.625360%0.63%3,1183.688%3.69%-0.431758%-0.716029%-0.431758%0.43%0.431758%0.209373%0.716029%0.014388%0.641132%0.64%9071.073%1.07%-0.858785%-0.711737%-0.858785%0.86%0.858785%0.053230%0.711737%0.034910%0.912016%0.91%1,4971.771%1.77%-0.880078%-0.017743%-0.679798%-0.897821%0.90%0.880078%0.679798%0.025109%0.880078%0.88%3,0063.556%3.56%-0.656509%-0.638117%-0.656509%0.66%0.656509%0.053625%0.638117%0.028052%0.710134%0.71%3,4664.100%4.10%-0.652488%-0.624425%-0.652488%0.65%0.652488%0.040692%0.624425%0.039372%0.693179%0.69%5,6886.728%6.73%-0.608484%-0.626006%-0.608484%0.61%0.608484%0.013012%0.626006%0.017637%0.621496%0.62%5,1996.150%6.15%-0.515271%-0.577574%-0.515271%0.52%0.515271%0.043294%0.577574%0.027584%0.558565%0.56%4,5395.369%5.37%
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 Wisconsin and Jefferson County
More Females More Males
Wisconsin
Jefferson County
100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-113.476563%-95.809154%-113.476563%113.5%0.4680.4768.100%68.1%31.900%31.9%-15.561960%-38.501944%-15.561960%15.6%0.8650.8753.610%53.6%46.390%46.4%-11.328125%-22.774767%-11.328125%11.3%0.8980.9052.680%52.7%47.320%47.3%-9.018568%-13.371509%-9.018568%9.0%0.9170.9252.157%52.2%47.843%47.8%-12.344498%-5.256989%-12.344498%12.3%0.8900.8952.907%52.9%47.093%47.1%-3.020833%-2.298356%-3.020833%3.0%0.9710.9750.744%50.7%49.256%49.3%-22.475323%-2.653172%-22.475323%22.5%0.8160.8255.051%55.1%44.949%44.9%18.155620%0.508893%18.155620%18.2%1.1821.1845.839%45.8%54.161%54.2%-1.385980%2.674638%2.674638%2.7%1.0271.0349.340%49.3%50.660%50.7%-1.908039%-1.014008%-1.908039%1.9%0.9810.9850.473%50.5%49.527%49.5%4.321198%0.424293%4.321198%4.3%1.0431.0448.943%48.9%51.057%51.1%5.766920%2.158933%5.766920%5.8%1.0581.0648.599%48.6%51.401%51.4%1.992620%2.479169%1.992620%2.0%1.0201.0249.507%49.5%50.493%50.5%-0.344300%-0.344300%0.3%3.027564%0.9971.0050.086%50.1%49.914%49.9%-1.761339%-1.761339%1.8%4.964989%0.9830.9850.436%50.4%49.564%49.6%3.524804%4.979416%3.524804%3.5%1.0351.0449.134%49.1%50.866%50.9%48.493151%2.009416%48.493151%48.5%1.4851.4840.243%40.2%59.757%59.8%6.198347%4.904905%6.198347%6.2%1.0621.0648.497%48.5%51.503%51.5%-2.016129%-2.016129%2.0%3.693668%0.9800.9850.499%50.5%49.501%49.5%8.168168%4.396053%8.168168%8.2%1.0821.0848.038%48.0%51.962%52.0%6.236403%6.305379%6.236403%6.2%1.0621.0648.488%48.5%51.512%51.5%2.138414%2.817457%2.138414%2.1%1.0211.0249.471%49.5%50.529%50.5%8.402204%4.775830%8.402204%8.4%1.0841.0847.984%48.0%52.016%52.0%
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 Jefferson County

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
5.1%9.6%14.1%18.6%23.1%27.6%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0%14%27%41%54%68%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
0.0%3.2%6.3%9.5%12.7%15.9%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
2.9%6.0%9.2%12.3%15.4%18.6%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
1.7%5.5%9.2%12.9%16.6%20.3%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
3%8%14%19%25%31%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
5.6%9.1%12.6%16.1%19.6%23.1%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
0.8%2.8%4.7%6.7%8.6%10.6%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
0.3%1.5%2.6%3.8%4.9%6.0%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Jefferson County

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
15.4%18.4%21.4%24.4%27.4%30.5%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1%7%14%20%26%32%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
4.6%6.2%7.7%9.2%10.8%12.3%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
7.0%9.5%12.0%14.5%16.9%19.4%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
9.2%11.2%13.0%14.9%16.8%18.7%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
9.3%11.9%14.4%16.9%19.3%21.9%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
6.8%9.7%12.6%15.5%18.4%21.4%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
4.0%5.1%6.2%7.2%8.3%9.4%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
1.5%2.5%3.6%4.6%5.6%6.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Jefferson County

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
5%12%18%25%31%38%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%13%26%39%52%66%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
1.5%5.2%8.8%12.4%16.1%19.7%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
3.0%7.5%12.0%16.4%20.9%25.3%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
1.4%5.6%9.7%13.9%18.0%22.2%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
1.2%6.0%10.8%15.6%20.3%25.1%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%6%12%17%23%29%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%2.8%5.6%8.4%11.2%14.0%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%2.7%5.4%8.1%10.8%13.5%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Jefferson County

There are 17 places that are fully or partially contained within Jefferson County (13 fully and 4 partially). This section compares all 17 of those to each other, Jefferson County, and other entities that contain or substantially overlap with Jefferson County.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Jefferson County, selected places in Jefferson County, and entities that contain Jefferson County
0%10%20%Count#Lac La BelleIxoniaJohnson CreekLake MillsFort AtkinsonWatertownJeffersonMidwestUnited States of AmericaUnited StatesEast North CentralWaterlooWisconsinWatertown and Fort Atkinson Metro AreaWatertownJefferson CountyJeffersonRomeHelenvillePalmyraSullivanCambridgeLake KoshkonongLk KoshkonongLake RipleyWhitewaterHebron27.564103%27.564103%27.6%86126.265634%26.265634%26.3%441225.916955%25.916955%25.9%749325.586611%25.586611%25.6%1,483424.811548%24.811548%24.8%3,094524.156127%24.156127%24.2%5,768623.595787%23.595787%23.6%1,882723.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.807543%22.807543%22.8%762822.615876%22.615876%22.6%1,301,4981.30M22.347347%22.347347%22.3%18,89218.9k22.347347%22.347347%22.3%18,89218.9k21.360544%21.360544%21.4%157921.142857%21.142857%21.1%371020.180723%20.180723%20.2%3351118.347339%18.347339%18.3%1311217.896522%17.896522%17.9%2111317.842660%17.842660%17.8%2201415.840456%15.840456%15.8%2781511.415094%11.415094%11.4%1,694163.947368%3.947368%3.9%617
Count number of children
# rank of place out of 17 by %

Age Cohorts by County Subdivision in Jefferson County

There are 27 county subdivisions in Jefferson County. This section compares all 27 of those to each other, Jefferson County, and other entities that contain or substantially overlap with Jefferson County.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Jefferson County, selected county subdivisions in Jefferson County, and entities that contain Jefferson County
0%10%20%Count#Town of PalmyraPalmyraTown of Cold SpringCold SpgJohnson CreekLake MillsWatertownFort AtkinsonTown of WatertownWatertownTown of ConcordConcordJeffersonMidwestUnited States of AmericaUnited StatesEast North CentralWaterlooTown of IxoniaIxoniaWisconsinTown of FarmingtonFarmingtonWatertown and Fort Atkinson Metro AreaWatertownJefferson CountyJeffersonTown of KoshkonongKoshkonongPalmyraCambridgeTown of Lake MillsLk MillsTown of HebronHebronTown of JeffersonJeffersonSullivanTown of WaterlooWaterlooTown of SullivanSullivanTown of AztalanAztalanTown of MilfordMilfordTown of OaklandOaklandTown of SumnerSumnerWhitewater27.555911%27.555911%27.6%345127.312296%27.312296%27.3%251225.916955%25.916955%25.9%749325.586611%25.586611%25.6%1,483425.463112%25.463112%25.5%3,945524.811548%24.811548%24.8%3,094624.178962%24.178962%24.2%508724.058485%24.058485%24.1%543823.595787%23.595787%23.6%1,882923.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.807543%22.807543%22.8%7621022.667263%22.667263%22.7%1,0131122.615876%22.615876%22.6%1,301,4981.30M22.364865%22.364865%22.4%3311222.347347%22.347347%22.3%18,89218.9k22.347347%22.347347%22.3%18,89218.9k21.371184%21.371184%21.4%7981320.180723%20.180723%20.2%3351420.000000%20.000000%20.0%101518.467078%18.467078%18.5%3591618.413856%18.413856%18.4%2021718.356299%18.356299%18.4%3731818.347339%18.347339%18.3%1311918.172378%18.172378%18.2%1752017.607826%17.607826%17.6%3962117.471591%17.471591%17.5%2462217.375887%17.375887%17.4%1962315.511761%15.511761%15.5%4882414.093137%14.093137%14.1%115255.137964%5.137964%5.1%16226
Count number of children
# rank of county subdivision out of 26 by %

Age Cohorts by County in Wisconsin

There are 72 counties in Wisconsin. This section compares Jefferson County to the 50 most populous counties in Wisconsin and to those entities that contain or substantially overlap with Jefferson County. The least populous of the compared counties has a population of 20,566.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Jefferson County, selected other counties in Wisconsin, and entities that contain Jefferson County
0%10%20%Count#Clark CountyClarkSt. Croix CountySt. CroixVernon CountyVernonMonroe CountyMonroeCalumet CountyCalumetMilwaukee CountyMilwaukeeBrown CountyBrownTrempealeau CountyTrempealeauKenosha CountyKenoshaOutagamie CountyOutagamieRock CountyRockRacine CountyRacineIowa CountyIowaMarathon CountyMarathonMidwestUnited States of AmericaUnited StatesWashington CountyWashingtonSauk CountySaukEast North CentralGreen CountyGreenChippewa CountyChippewaSheboygan CountySheboyganWisconsinWaukesha CountyWaukeshaColumbia CountyColumbiaWatertown and Fort Atkinson Metro AreaWatertownJefferson CountyJeffersonJackson CountyJacksonOzaukee CountyOzaukeeWalworth CountyWalworthFond du Lac CountyFond du LacPolk CountyPolkWood CountyWoodShawano CountyShawanoBarron CountyBarronWaupaca CountyWaupacaManitowoc CountyManitowocPierce CountyPierceDodge CountyDodgeDane CountyDaneWinnebago CountyWinnebagoOconto CountyOcontoDouglas CountyDouglasEau Claire CountyEau ClaireGrant CountyGrantLa Crosse CountyLa CrosseJuneau CountyJuneauDunn CountyDunnPortage CountyPortageLincoln CountyLincolnMarinette CountyMarinetteWaushara CountyWausharaOneida CountyOneidaVilas CountyVilasDoor CountyDoor29.432233%29.432233%29.4%10,15010.2k126.069460%26.069460%26.1%22,60922.6k225.977268%25.977268%26.0%7,908325.513061%25.513061%25.5%11,57411.6k425.438543%25.438543%25.4%12,63112.6k524.468076%24.468076%24.5%233,745234k624.324198%24.324198%24.3%62,42162.4k724.294570%24.294570%24.3%7,172824.216777%24.216777%24.2%40,65940.7k924.186602%24.186602%24.2%43,97144.0k1023.899594%23.899594%23.9%38,47538.5k1123.888379%23.888379%23.9%46,55246.6k1223.510589%23.510589%23.5%5,5841323.425207%23.425207%23.4%31,71031.7k1423.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.076404%23.076404%23.1%30,78930.8k1523.075951%23.075951%23.1%14,61114.6k1623.005234%23.005234%23.0%10,741,74210.7M22.977058%22.977058%23.0%8,5131722.904270%22.904270%22.9%14,51114.5k1822.843956%22.843956%22.8%26,33226.3k1922.615876%22.615876%22.6%1,301,4981.30M22.404439%22.404439%22.4%88,58288.6k2022.356575%22.356575%22.4%12,66512.7k2122.347347%22.347347%22.3%18,89218.9k22.347347%22.347347%22.3%18,89218.9k2222.337839%22.337839%22.3%4,5942322.081598%22.081598%22.1%19,34919.3k2422.007164%22.007164%22.0%22,67222.7k2522.003962%22.003962%22.0%22,43722.4k2621.990203%21.990203%22.0%9,5622721.882343%21.882343%21.9%16,11016.1k2821.853857%21.853857%21.9%9,0442921.621147%21.621147%21.6%9,8483021.258706%21.258706%21.3%11,04911.0k3121.177879%21.177879%21.2%16,98017.0k3221.176096%21.176096%21.2%8,6573321.166463%21.166463%21.2%18,71218.7k3421.130843%21.130843%21.1%109,208109k3520.923729%20.923729%20.9%35,46335.5k3620.699133%20.699133%20.7%7,7573720.537696%20.537696%20.5%8,9763820.529502%20.529502%20.5%20,92120.9k3920.449317%20.449317%20.4%10,57710.6k4020.363627%20.363627%20.4%23,93523.9k4120.349256%20.349256%20.3%5,3724219.917471%19.917471%19.9%8,8334319.720486%19.720486%19.7%13,91313.9k4419.715310%19.715310%19.7%5,5544519.454855%19.454855%19.5%7,9944618.842314%18.842314%18.8%4,5674717.351983%17.351983%17.4%6,1784816.862396%16.862396%16.9%3,6044916.599805%16.599805%16.6%4,59350
Count number of children
# rank of county out of 50 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares Jefferson County to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Jefferson 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 Jefferson County, selected other counties in the United States, and entities that contain Jefferson County
0%10%20%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasRiverside CountyRiversideBexar CountyBexarBronx CountyBronxMaricopa CountyMaricopaWake CountyWakeMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsMidwestHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeEast North CentralWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookWisconsinSt. Louis CountySt. LouisSan Diego CountySan DiegoWatertown and Fort Atkinson Metro AreaWatertownJefferson CountyJeffersonSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaNassau 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%249,554250k1124.574361%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%260,665261k2123.337305%23.337305%23.3%608,369608k2223.217458%23.217458%23.2%15,712,75815.7M23.197227%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%721,172721k2623.005234%23.005234%23.0%10,741,74210.7M22.943185%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%1,186,3981.19M3122.615876%22.615876%22.6%1,301,4981.30M22.432138%22.432138%22.4%224,447224k3222.366565%22.366565%22.4%727,664728k3322.347347%22.347347%22.3%18,89218.9k22.347347%22.347347%22.3%18,89218.9k22.324565%22.324565%22.3%334,451334k3422.273612%22.273612%22.3%269,347269k3522.168125%22.168125%22.2%345,809346k3622.141419%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.

More Topics to Explore

Demographics

Income

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More Maps to Explore

Principal Cities:
Watertown, Whitewater, Fort Atkinson
Cities:
Fort Atkinson, Jefferson, Lake Mills, Waterloo, Watertown, Whitewater
Towns:
Aztalan, Cold Spring, Concord, Farmington, Hebron, Ixonia, Jefferson, Koshkonong, Lake Mills, Milford, Oakland, Palmyra, Sullivan, Sumner, Waterloo, Watertown
Unincorporated Places:
Hebron, Helenville, Ixonia, Lake Koshkonong, Lake Ripley, Rome
Villages:
Cambridge, Johnson Creek, Lac La Belle, Palmyra, Sullivan
ZIP Codes:
53036, 53038, 53066, 53094, 53118, 53137, 53156, 53178, 53190, 53523, 53534, 53538, 53549, 53551, 53559, 53563, 53594
Unified School Districts:
Cambridge, Edgerton, Fort Atkinson, Jefferson, Johnson Creek, Kettle Moraine, Lake Mills, Oconomowoc, Palmyra-Eagle, Waterloo, Watertown, Whitewater
Congressional District:
WI-5
State Senate Districts:
WI-11, WI-13, WI-15
Assembly Districts:
WI-33, WI-37, WI-38, WI-43
Neighboring Counties:
Dane, Dodge, Rock, Walworth, Waukesha
Nearby Counties:
Boone, Columbia, Fond du Lac, Green, Green Lake, McHenry, Washington, Winnebago