Age and Sex in Tract 402100, Washtenaw County, Michigan (Tract)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the tracts in Washtenaw County.
Scope: population of Washtenaw County, Tract 402100, and other tracts in Washtenaw County
Tract 402100
Washtenaw County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%1%2%3%4%5%6%7%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4632.250%2.25%612.179%2.18%642.286%2.29%461.643%1.64%411.464%1.46%461.643%1.64%592.107%2.11%411.464%1.46%1144.071%4.07%732.607%2.61%1214.321%4.32%1625.786%5.79%1324.714%4.71%31411.214%11.2%60721.679%21.7%59821.357%21.4%481.714%1.71%270.964%0.96%110.393%0.39%361.286%1.29%230.821%0.82%742.643%2.64%391.393%1.39%
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 Washtenaw County and Tract 402100
Female Male
Washtenaw County
Tract 402100
Shaded bar tips show excess over facing bar.
1%0%1%Count%Senior2Older Adult3Younger Adult4College5Children6-0.154762%-0.008929%-0.147685%-0.037235%-0.163690%0.2%0.154762%0.147685%0.154762%0.2%32111.464%11.5%-0.342857%-0.581978%-0.034249%-0.342857%0.3%0.342857%0.128571%0.581978%0.471429%0.5%57020.357%20.4%-1.632937%-0.737773%-1.632937%1.6%1.632937%0.009921%0.737773%0.022093%1.642857%1.6%1,65158.964%59.0%-0.330357%-1.415528%-0.330357%0.3%0.330357%0.107143%1.415528%0.056970%0.437500%0.4%863.071%3.07%-0.115079%-0.111111%-0.529813%-0.226190%0.2%0.115079%0.529813%0.027120%0.115079%0.1%1726.143%6.14%
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 Washtenaw County and Tract 402100
Female Male
Washtenaw County
Tract 402100
Shaded bar tips show excess over facing bar.
3%2%1%0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.044643%-0.032081%-0.028572%-0.044643%0.0%0.044643%0.051339%0.032081%0.095982%0.1%632.250%2.25%-0.100000%-0.235714%-0.112097%-0.055295%-0.335714%0.3%0.100000%0.112097%0.100000%0.1%612.179%2.18%-0.114286%-0.176719%-0.030272%-0.114286%0.1%0.114286%0.228571%0.176719%0.342857%0.3%642.286%2.29%-0.085714%-0.157143%-0.261784%-0.058757%-0.242857%0.2%0.085714%0.261784%0.085714%0.1%461.643%1.64%-0.202381%-0.083333%-0.374868%-0.027927%-0.285714%0.3%0.202381%0.374868%0.202381%0.2%411.464%1.46%-0.392857%-0.035714%-0.462883%-0.038958%-0.428571%0.4%0.392857%0.462883%0.392857%0.4%461.643%1.64%-0.214286%-0.273810%-0.500072%-0.059018%-0.488095%0.5%0.214286%0.500072%0.214286%0.2%592.107%2.11%-0.142857%-0.446429%-0.574449%-0.079730%-0.589286%0.6%0.142857%0.574449%0.142857%0.1%411.464%1.46%-0.328571%-0.576628%-0.044180%-0.328571%0.3%0.328571%0.157143%0.576628%0.485714%0.5%1144.071%4.07%-0.185714%-0.623544%-0.031725%-0.185714%0.2%0.185714%0.150000%0.623544%0.335714%0.3%732.607%2.61%-0.164286%-0.602432%-0.025916%-0.164286%0.2%0.164286%0.535714%0.602432%0.700000%0.7%1214.321%4.32%-0.507143%-0.577465%-0.002122%-0.507143%0.5%0.507143%0.142857%0.577465%0.650000%0.7%1625.786%5.79%-0.307143%-0.328571%-0.588804%-0.635714%0.6%0.307143%0.588804%0.001731%0.307143%0.3%1324.714%4.71%-0.992857%-0.646277%-0.992857%1.0%0.992857%0.257143%0.646277%0.018823%1.250000%1.3%31411.214%11.2%-2.078571%-0.178571%-0.725979%-2.257143%2.3%2.078571%0.725979%0.045800%2.078571%2.1%60721.679%21.7%-3.321429%-1.158208%-3.321429%3.3%3.321429%0.476190%1.158208%0.021969%3.797619%3.8%59821.357%21.4%-0.678571%-0.357143%-1.624209%-0.047196%-1.035714%1.0%0.678571%1.624209%0.678571%0.7%481.714%1.71%-0.285714%-1.258930%-0.285714%0.3%0.285714%0.392857%1.258930%0.301048%0.678571%0.7%270.964%0.96%-0.000000%-1.352902%-0.012986%0.000000%0.0%0.000000%0.196429%1.352902%0.196429%0.2%110.393%0.39%-0.166667%-0.095238%-0.557693%-0.261905%0.3%0.166667%0.557693%0.036956%0.166667%0.2%361.286%1.29%-0.000000%-0.164286%-0.550209%-0.164286%0.2%0.000000%0.550209%0.036528%0.000000%0.0%230.821%0.82%-0.178571%-0.171429%-0.514910%-0.350000%0.4%0.178571%0.514910%0.017035%0.178571%0.2%742.643%2.64%-0.135714%-0.007143%-0.507593%-0.142857%0.1%0.135714%0.507593%0.021894%0.135714%0.1%391.393%1.39%
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 Washtenaw County and Tract 402100
More Females More Males
Washtenaw County
Tract 402100
1,000%500%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212015-1710-145-90-4-89.064200%115.000000%115.000000%115.0%2.1502.1531.746%31.7%68.254%68.3%-235.714286%-49.327354%-235.714286%235.7%0.2980.3077.049%77.0%22.951%23.0%-17.130215%200.000000%200.000000%200.0%3.0003.0025.000%25.0%75.000%75.0%-183.333333%-22.445061%-183.333333%183.3%0.3530.3573.913%73.9%26.087%26.1%-41.176471%-7.449714%-41.176471%41.2%0.7080.7158.537%58.5%41.463%41.5%-9.090909%-8.416290%-9.090909%9.1%0.9170.9252.174%52.2%47.826%47.8%-127.777778%-11.801936%-127.777778%127.8%0.4390.4469.492%69.5%30.508%30.5%-312.500000%-13.879436%-312.500000%312.5%0.2420.2480.488%80.5%19.512%19.5%-7.661759%47.826087%47.826087%47.8%1.4781.4840.351%40.4%59.649%59.6%-5.087782%80.769231%80.769231%80.8%1.8081.8135.616%35.6%64.384%64.4%-4.301873%326.086957%326.086957%326.1%4.2614.2619.008%19.0%80.992%81.0%-0.367540%28.169014%28.169014%28.2%1.2821.2843.827%43.8%56.173%56.2%-106.976744%-106.976744%107.0%0.294062%0.4830.4867.424%67.4%32.576%32.6%25.899281%2.912454%25.899281%25.9%1.2591.2644.268%44.3%55.732%55.7%-8.591065%-8.591065%8.6%6.308663%0.9210.9252.059%52.1%47.941%47.9%14.336918%1.896801%14.336918%14.3%1.1431.1446.656%46.7%53.344%53.3%-52.631579%-2.905777%-52.631579%52.6%0.6550.6660.417%60.4%39.583%39.6%137.500000%23.913043%137.500000%137.5%2.3752.3829.630%29.6%70.370%70.4%-57.142857%-57.142857%57.1%6.626607%0.6360.6461.111%61.1%38.889%38.9%-1,000.000000%-1,000.000000%> 1000%6.638920%0.0000100.000%100%0.000%0%-96.000000%-96.000000%96.0%3.308385%0.5100.5166.216%66.2%33.784%33.8%-5.263158%-5.263158%5.3%4.313380%0.9500.9551.282%51.3%48.718%48.7%
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 Tract 402100

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
2.8%4.7%6.5%8.3%10.2%12.0%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
1.3%1.9%2.5%3.0%3.6%4.2%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
17%26%34%42%51%59%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
14.0%15.6%17.0%18.5%20.0%21.6%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
6.1%8.1%10.0%12.0%14.0%16.0%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
1.5%3.6%5.7%7.7%9.8%11.8%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
3.3%5.3%7.3%9.2%11.2%13.2%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
3.67%3.79%3.89%4.00%4.11%4.22%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
0.6%1.7%2.7%3.8%4.8%5.9%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Tract 402100

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%6%11%17%22%28%

College Age Cohorts by Block#15

Percentage of population aged 18 to 21 (%):
0%7%13%20%27%34%

20s Age Cohorts by Block#16

Percentage of population aged 22 to 29 (%):
0%14%28%42%56%70%

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0%7%15%22%29%37%

40s Age Cohorts by Block#18

Percentage of population aged 40 to 49 (%):
0%10%20%30%40%50%

50s Age Cohorts by Block#19

Percentage of population aged 50 to 59 (%):
0%7%14%21%28%35%

60s Age Cohorts by Block#20

Percentage of population aged 60 to 69 (%):
0%5%10%15%20%25%

70s Age Cohorts by Block#21

Percentage of population aged 70 to 79 (%):
0%5%10%15%20%25%

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0%5%10%15%20%25%
Road Data ©OpenStreetMap

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Age Cohorts by Tract in Washtenaw County

There are 100 tracts in Washtenaw County. This section compares Tract 402100 to the 50 most populous tracts in Washtenaw County and to those entities that contain or substantially overlap with Tract 402100. The least populous of the compared tracts has a population of 3,348.

Children by Tract#23

Percentage of population aged 0 to 17 (%):
Scope: population of Tract 402100, selected other tracts in Washtenaw County, and entities that contain Tract 402100
0%10%20%30%Count#455000Tract 455000407400Tract 407400413402Tract 413402421100Tract 421100456000Tract 456000454000Tract 454000413401Tract 413401405600Tract 405600461000Tract 461000416000Tract 416000414900Tract 414900420000Tract 420000413000Tract 413000448000Tract 448000415800Tract 415800413200Tract 413200444000Tract 444000402700Tract 402700425000Tract 425000426000Tract 426000465000Tract 465000405300Tract 405300412700Tract 412700MidwestUnited States of AmericaUnited States422200Tract 422200East North Central416200Tract 416200Michigan453000Tract 453000403300Tract 403300423400Tract 423400404100Tract 404100431000Tract 431000412000Tract 412000464000Tract 464000406000Tract 406000407000Tract 407000Ann Arbor Metro AreaAnn ArborWashtenaw CountyWashtenaw414300Tract 414300400400Tract 400400405200Tract 405200432000Tract 432000414000Tract 414000Ann Arbor Public SchoolsAnn Arbor411900Tract 411900ZIP Code 48105ZIP 48105404600Tract 404600403600Tract 403600410400Tract 410400Ann Arbor410300Tract 410300400600Tract 400600404500Tract 404500402100Tract 402100400200Tract 400200402200Tract 402200400300Tract 400300400500Tract 40050032.051801%32.051801%32.1%1,584131.639723%31.639723%31.6%1,781230.197657%30.197657%30.2%1,650329.309016%29.309016%29.3%1,141429.006969%29.006969%29.0%1,665528.466107%28.466107%28.5%1,390628.438069%28.438069%28.4%1,249728.216930%28.216930%28.2%1,410827.572523%27.572523%27.6%2,015927.186147%27.186147%27.2%9421026.385080%26.385080%26.4%9621126.362379%26.362379%26.4%9531225.807285%25.807285%25.8%9991325.800377%25.800377%25.8%9591425.720944%25.720944%25.7%8831525.230364%25.230364%25.2%1,1501624.963432%24.963432%25.0%1,5361724.712430%24.712430%24.7%1,3321824.593813%24.593813%24.6%1,1051924.461579%24.461579%24.5%9202023.868589%23.868589%23.9%1,4242123.715562%23.715562%23.7%1,2742223.579336%23.579336%23.6%1,2782323.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.065271%23.065271%23.1%1,6752423.005234%23.005234%23.0%10,741,74210.7M22.917158%22.917158%22.9%9712522.480857%22.480857%22.5%2,227,7632.23M22.284795%22.284795%22.3%1,1082621.425097%21.425097%21.4%8812721.325391%21.325391%21.3%1,4322821.296296%21.296296%21.3%7132920.890411%20.890411%20.9%9763020.881007%20.881007%20.9%7303120.828362%20.828362%20.8%1,2223219.976289%19.976289%20.0%6743319.803461%19.803461%19.8%9273419.561441%19.561441%19.6%70,04670.0k19.561441%19.561441%19.6%70,04670.0k18.593564%18.593564%18.6%6243518.120212%18.120212%18.1%6153617.949251%17.949251%17.9%8633716.894435%16.894435%16.9%8533816.609589%16.609589%16.6%5823916.501126%16.501126%16.5%28,06028.1k16.351313%16.351313%16.4%5794016.235946%16.235946%16.2%5,80515.590617%15.590617%15.6%7514114.254937%14.254937%14.3%7944214.075067%14.075067%14.1%5254313.862661%13.862661%13.9%16,37016.4k10.886700%10.886700%10.9%4424410.508392%10.508392%10.5%432459.194583%9.194583%9.2%387466.142857%6.142857%6.1%1722.687108%2.687108%2.7%163471.797484%1.797484%1.8%90480.841611%0.841611%0.8%61490.332376%0.332376%0.3%2250
Count number of children
# rank of tract 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

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More Maps to Explore

State:
Michigan
County:
Washtenaw
Metro Area:
Ann Arbor Area
City:
Ann Arbor
ZIP Code:
48105
Unified School District:
Ann Arbor
Congressional District:
MI-12
State Senate District:
MI-18
State House Districts:
MI-53, MI-55
Block Groups:
Block Group 402100-1, Block Group 402100-2, Block Group 402100-3
Neighboring Tracts:
Tract 400700, Tract 400800, Tract 402200, Tract 403100, Tract 403200, Tract 403600, Tract 403800, Tract 406000