Age and Sex in Tract 001100, Johnson County, Iowa (Tract)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the tracts in Johnson County.
Scope: population of Johnson County, Tract 001100, and other tracts in Johnson County
Tract 001100
Johnson County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%5%10%15%20%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4300.722%0.72%50.120%0.12%270.650%0.65%451.083%1.08%150.361%0.36%40.096%0.10%310.746%0.75%410.987%0.99%872.094%2.09%1202.889%2.89%741.781%1.78%641.541%1.54%561.348%1.35%2014.839%4.84%3287.896%7.90%75318.127%18.1%89621.570%21.6%73317.646%17.6%53512.879%12.9%00.000%0%240.578%0.58%230.554%0.55%621.493%1.49%
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 Johnson County and Tract 001100
Female Male
Johnson County
Tract 001100
Shaded bar tips show excess over facing bar.
6%4%2%0%2%4%6%Count%Senior2Older Adult3Younger Adult4College5Children6-0.037447%-0.121885%-0.028931%-0.037447%0.0%0.037447%0.009362%0.121885%0.046809%0.0%1263.033%3.03%-0.169475%-0.506655%-0.025858%-0.169475%0.2%0.169475%0.062590%0.506655%0.232065%0.2%41710.039%10.0%-0.827850%-0.133740%-0.835724%-0.961590%1.0%0.827850%0.835724%0.051093%0.827850%0.8%1,33832.210%32.2%-6.415503%-1.611552%-0.041900%-6.415503%6.4%6.415503%0.192585%1.611552%6.608089%6.6%2,16452.094%52.1%-0.041459%-0.556627%-0.041459%0.0%0.041459%0.062858%0.556627%0.005516%0.104317%0.1%1092.624%2.62%
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 Johnson County and Tract 001100
Female Male
Johnson County
Tract 001100
Shaded bar tips show excess over facing bar.
10%5%0%5%10%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.012037%-0.021064%-0.025043%-0.040579%-0.033101%0.0%0.012037%0.025043%0.012037%0.0%300.722%0.72%-0.000000%-0.024073%-0.094362%-0.038449%-0.024073%0.0%0.000000%0.094362%0.000000%0.0%50.120%0.12%-0.062590%-0.148867%-0.003803%-0.062590%0.1%0.062590%0.004815%0.148867%0.067405%0.1%270.650%0.65%-0.033702%-0.224216%-0.033702%0.0%0.033702%0.149254%0.224216%0.005634%0.182956%0.2%451.083%1.08%-0.040122%-0.313367%-0.028403%-0.040122%0.0%0.040122%0.040122%0.313367%0.080244%0.1%150.361%0.36%-0.000000%-0.048146%-0.340831%-0.061969%-0.048146%0.0%0.000000%0.340831%0.000000%0.0%40.096%0.10%-0.048146%-0.152463%-0.441061%-0.036149%-0.200610%0.2%0.048146%0.441061%0.048146%0.0%310.746%0.75%-0.156476%-0.480966%-0.156476%0.2%0.156476%0.180549%0.480966%0.032393%0.337025%0.3%410.987%0.99%-0.178142%-0.531245%-0.062673%-0.178142%0.2%0.178142%0.062590%0.531245%0.240732%0.2%872.094%2.09%-0.231103%-0.523358%-0.018309%-0.231103%0.2%0.231103%0.115551%0.523358%0.346654%0.3%1202.889%2.89%-0.129995%-0.096293%-0.495613%-0.226288%0.2%0.129995%0.495613%0.015492%0.129995%0.1%741.781%1.78%-0.028888%-0.497585%-0.055068%-0.028888%0.0%0.028888%0.250361%0.497585%0.279249%0.3%641.541%1.54%-0.096293%-0.077034%-0.592369%-0.173327%0.2%0.096293%0.592369%0.098024%0.096293%0.1%561.348%1.35%-0.467020%-0.738842%-0.467020%0.5%0.467020%0.033702%0.738842%0.047744%0.500722%0.5%2014.839%4.84%-0.582571%-0.823909%-0.582571%0.6%0.582571%0.414059%0.823909%0.101545%0.996630%1.0%3287.896%7.90%-2.311026%-1.420318%-1.316846%-0.105629%-3.731343%3.7%2.311026%1.316846%2.311026%2.3%75318.127%18.1%-8.353394%-1.875977%-0.195766%-8.353394%8.4%8.353394%4.862783%1.875977%13.216177%13.2%89621.570%21.6%-7.510833%-1.528809%-7.510833%7.5%7.510833%2.623977%1.528809%0.450685%10.134810%10.1%73317.646%17.6%-1.540684%-3.358209%-1.295368%-0.211259%-4.898893%4.9%1.540684%1.295368%1.540684%1.5%53512.879%12.9%-0.000000%-0.483313%-0.026994%0.000000%0.0%0.000000%0.000000%0.483313%0.000000%0.0%00.000%0%-0.000000%-0.504767%0.000000%0.0%0.000000%0.115551%0.504767%0.046195%0.115551%0.1%240.578%0.58%-0.000000%-0.110737%-0.552089%-0.037745%-0.110737%0.1%0.000000%0.552089%0.000000%0.0%230.554%0.55%-0.038517%-0.603073%-0.038517%0.0%0.038517%0.221473%0.603073%0.027604%0.259990%0.3%621.493%1.49%
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 Johnson County and Tract 001100
More Females More Males
Johnson County
Tract 001100
1,000%500%0%500%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-195-90-4-175.000000%-162.038664%-175.000000%175.0%0.3640.3673.333%73.3%26.667%26.7%-1,000.000000%-40.746269%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-2.554399%7.692308%7.692308%7.7%1.0771.0848.148%48.1%51.852%51.9%442.857143%2.512563%442.857143%442.9%5.4295.4315.556%15.6%84.444%84.4%-9.063670%100.000000%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-1,000.000000%-18.181818%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-316.666667%-8.195849%-316.666667%316.7%0.2400.2480.645%80.6%19.355%19.4%115.384615%6.734993%115.384615%115.4%2.1542.1531.707%31.7%68.293%68.3%-11.797455%35.135135%35.135135%35.1%1.3511.3542.529%42.5%57.471%57.5%-3.498385%50.000000%50.000000%50.0%1.5001.5040.000%40.0%60.000%60.0%-74.074074%-74.074074%74.1%3.125888%0.5740.5763.514%63.5%36.486%36.5%-11.067082%866.666667%866.666667%866.7%9.6679.679.375%9.38%90.625%90.6%-80.000000%-80.000000%80.0%16.547789%0.5560.5664.286%64.3%35.714%35.7%7.216495%6.462066%7.216495%7.2%1.0721.0748.259%48.3%51.741%51.7%71.074380%12.324786%71.074380%71.1%1.7111.7136.890%36.9%63.110%63.1%-61.458333%-8.021390%-61.458333%61.5%0.6190.6261.753%61.8%38.247%38.2%-10.435435%58.213256%58.213256%58.2%1.5821.5838.728%38.7%61.272%61.3%34.935897%29.479503%34.935897%34.9%1.3491.3542.565%42.6%57.435%57.4%-217.968750%-16.308780%-217.968750%218.0%0.3140.3176.075%76.1%23.925%23.9%-1,000.000000%-6.836735%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%575.000000%4.577300%575.000000%575.0%6.7506.7512.903%12.9%87.097%87.1%
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 Block Group in Tract 001100

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
0.3%1.3%2.3%3.2%4.1%5.1%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
48.9%50.2%51.4%52.6%53.8%55.0%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
21.4%23.2%25.0%26.7%28.5%30.3%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
3.9%4.9%5.8%6.8%7.7%8.7%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
2.21%2.68%3.14%3.60%4.07%4.53%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
4.56%4.74%4.92%5.09%5.26%5.44%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
1.84%1.99%2.13%2.28%2.42%2.57%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
1.06%1.34%1.62%1.90%2.19%2.47%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
0.784%0.809%0.833%0.857%0.882%0.906%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Tract 001100

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%6%12%18%24%30%

College Age Cohorts by Block#15

Percentage of population aged 18 to 21 (%):
0%15%31%46%62%78%

20s Age Cohorts by Block#16

Percentage of population aged 22 to 29 (%):
0%17%33%50%67%84%

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0%6%11%17%22%29%

40s Age Cohorts by Block#18

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

50s Age Cohorts by Block#19

Percentage of population aged 50 to 59 (%):
0%7%13%20%27%34%

60s Age Cohorts by Block#20

Percentage of population aged 60 to 69 (%):
0.0%4.0%8.0%12.0%16.0%20.0%

70s Age Cohorts by Block#21

Percentage of population aged 70 to 79 (%):
0.0%1.5%3.0%4.5%6.0%7.6%

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0%7%14%21%28%35%
Road Data ©OpenStreetMap

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Age Cohorts by Tract in Johnson County

There are 24 tracts in Johnson County. This section compares Tract 001100 to all of the tracts in Johnson County and to those entities that contain or substantially overlap with Tract 001100.

Children by Tract#23

Percentage of population aged 0 to 17 (%):
Scope: population of Tract 001100, selected other tracts in Johnson County, and entities that contain Tract 001100
0%10%20%Count#010200Tract 010200010302Tract 010302001802Tract 001802001400Tract 001400010301Tract 010301001300Tract 001300000400Tract 000400010400Tract 010400000301Tract 000301West North CentralIowaMidwestUnited States of AmericaUnited States010500Tract 010500010100Tract 010100001801Tract 001801Iowa City Metro AreaIowa City000302Tract 000302Johnson CountyJohnsonIowa City Community School DistrictIowa City000100Tract 000100001500Tract 001500000500Tract 000500001200Tract 001200000200Tract 000200Iowa City001700Tract 001700000600Tract 000600002300Tract 002300001100Tract 001100001600Tract 001600002100Tract 00210029.820628%29.820628%29.8%1,463128.132070%28.132070%28.1%3,979228.012408%28.012408%28.0%1,174326.046323%26.046323%26.0%1,282425.976287%25.976287%26.0%3,133525.445452%25.445452%25.4%814625.308385%25.308385%25.3%1,826725.236593%25.236593%25.2%1,760823.752202%23.752202%23.8%2,427923.689691%23.689691%23.7%4,971,0164.97M23.418418%23.418418%23.4%727,514728k23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.307008%22.307008%22.3%1,7541022.184351%22.184351%22.2%1,4971120.934615%20.934615%20.9%1,1111220.759683%20.759683%20.8%34,07134.1k20.223504%20.223504%20.2%1,1221320.137881%20.137881%20.1%28,59728.6k19.261154%19.261154%19.3%21,99222.0k18.992135%18.992135%19.0%1,3041418.660489%18.660489%18.7%4431518.245879%18.245879%18.2%1,4501617.940877%17.940877%17.9%3521715.697267%15.697267%15.7%4481815.598536%15.598536%15.6%11,29111.3k14.563107%14.563107%14.6%435198.733624%8.733624%8.7%300206.848150%6.848150%6.8%322212.623977%2.623977%2.6%109220.959719%0.959719%1.0%71230.520963%0.520963%0.5%2124
Count number of children
# rank of tract out of 24 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

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More Maps to Explore

State:
Iowa
County:
Johnson
Metro Area:
Iowa City Area
City:
Iowa City
ZIP Codes:
52242, 52245
Unified School District:
Iowa City
Congressional District:
IA-2
State Senate District:
IA-43
State House District:
IA-85
Block Groups:
Block Group 001100-1, Block Group 001100-2
Neighboring Tracts:
Tract 000100, Tract 001200, Tract 001600, Tract 002100