Age and Sex in the Polk Township, DeKalb County, Missouri (Township)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in DeKalb County.
Scope: population of DeKalb County, the Polk Township, and other county subdivisions in DeKalb County
Polk Township
DeKalb County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4172.648%2.65%111.713%1.71%457.009%7.01%406.231%6.23%121.869%1.87%152.336%2.34%253.894%3.89%172.648%2.65%589.034%9.03%578.879%8.88%294.517%4.52%294.517%4.52%406.231%6.23%507.788%7.79%375.763%5.76%172.648%2.65%20.312%0.31%81.246%1.25%172.648%2.65%324.984%4.98%284.361%4.36%253.894%3.89%314.829%4.83%
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 DeKalb County and the Polk Township
Female Male
DeKalb County
Polk Township
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.276912%-0.051921%-0.203535%-0.028202%-0.328834%0.33%0.276912%0.203535%0.276912%0.28%14021.807%21.8%-0.610592%-0.118380%-0.483551%-0.728972%0.73%0.610592%0.483551%0.444200%0.610592%0.61%21533.489%33.5%-0.571132%-0.383896%-0.571132%0.57%0.571132%0.103842%0.383896%0.790090%0.674974%0.67%14422.430%22.4%-0.077882%-0.399418%-0.077882%0.08%0.077882%0.895639%0.399418%0.206595%0.973520%0.97%274.206%4.21%-0.475943%-0.442923%-0.475943%0.48%0.475943%0.051921%0.442923%0.057716%0.527864%0.53%11618.069%18.1%
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 DeKalb County and the Polk Township
Female Male
DeKalb County
Polk Township
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.019470%-0.126558%-0.076735%-0.032957%-0.146028%0.15%0.019470%0.076735%0.019470%0.02%172.648%2.65%-0.062305%-0.218069%-0.086573%-0.165276%-0.280374%0.28%0.062305%0.086573%0.062305%0.06%111.713%1.71%-0.436137%-0.281757%-0.007870%-0.436137%0.44%0.436137%0.529595%0.281757%0.965732%0.97%457.009%7.01%-0.529595%-0.186916%-0.412404%-0.007870%-0.716511%0.72%0.529595%0.412404%0.529595%0.53%406.231%6.23%-0.207684%-0.272837%-0.207684%0.21%0.207684%0.207684%0.272837%0.052469%0.415369%0.42%121.869%1.87%-0.311526%-0.545171%-0.480088%-0.856698%0.86%0.311526%0.480088%0.129860%0.311526%0.31%152.336%2.34%-0.571132%-0.335799%-0.571132%0.57%0.571132%0.155763%0.335799%0.364657%0.726895%0.73%253.894%3.89%-0.311526%-0.389580%-0.311526%0.31%0.311526%0.700935%0.389580%0.326617%1.012461%1.01%172.648%2.65%-0.529595%-0.747664%-0.645364%-1.277259%1.28%0.529595%0.645364%0.066110%0.529595%0.53%589.034%9.03%-0.685358%-0.404984%-0.544625%-1.090343%1.09%0.685358%0.544625%0.539902%0.685358%0.69%578.879%8.88%-0.342679%-0.447033%-0.342679%0.34%0.342679%0.218069%0.447033%0.569810%0.560748%0.56%294.517%4.52%-0.436137%-0.031153%-0.423422%-0.467290%0.47%0.436137%0.423422%0.695734%0.436137%0.44%294.517%4.52%-0.467290%-0.391941%-0.467290%0.47%0.467290%0.311526%0.391941%0.733512%0.778816%0.78%406.231%6.23%-0.747664%-0.388793%-0.747664%0.75%0.747664%0.062305%0.388793%0.812215%0.809969%0.81%507.788%7.79%-0.560748%-0.393515%-0.560748%0.56%0.560748%0.031153%0.393515%0.832677%0.591900%0.59%375.763%5.76%-0.415369%-0.051921%-0.346293%-0.467290%0.47%0.415369%0.346293%0.776536%0.415369%0.42%172.648%2.65%-0.000000%-0.196757%0.000000%0.00%0.000000%0.311526%0.196757%0.424996%0.311526%0.31%20.312%0.31%-0.000000%-0.684716%0.000000%0.00%0.000000%1.246106%0.684716%0.094444%1.246106%1.25%81.246%1.25%-0.155763%-0.358099%-0.155763%0.16%0.155763%1.012461%0.358099%0.153471%1.168224%1.17%172.648%2.65%-0.778816%-0.482712%-0.778816%0.78%0.778816%0.103842%0.482712%0.073456%0.882658%0.88%324.984%4.98%-0.342679%-0.186916%-0.524162%-0.529595%0.53%0.342679%0.524162%0.171572%0.342679%0.34%284.361%4.36%-0.373832%-0.316386%-0.061388%-0.373832%0.37%0.373832%0.031153%0.316386%0.404984%0.40%253.894%3.89%-0.342679%-0.402959%-0.342679%0.34%0.342679%0.280374%0.402959%0.053518%0.623053%0.62%314.829%4.83%
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 DeKalb County and the Polk Township
More Females More Males
DeKalb County
Polk Township
500%0%500%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-2418-1915-1710-145-90-4-650.000000%-42.948718%-650.000000%650.0%0.1330.1388.235%88.2%11.765%11.8%-350.000000%-190.909091%-350.000000%350.0%0.2220.2281.818%81.8%18.182%18.2%-2.793296%121.428571%121.428571%121.4%2.2142.2131.111%31.1%68.889%68.9%-35.294118%-1.908397%-35.294118%35.3%0.7390.7457.500%57.5%42.500%42.5%100.000000%19.230769%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-175.000000%-175.000000%175.0%27.049180%0.3640.3673.333%73.3%26.667%26.7%27.272727%108.593750%27.272727%27.3%1.2731.2744.000%44.0%56.000%56.0%225.000000%83.838384%225.000000%225.0%3.2503.2523.529%23.5%76.471%76.5%-141.176471%-141.176471%141.2%10.243902%0.4150.4170.690%70.7%29.310%29.3%-59.090909%-59.090909%59.1%99.132948%0.6290.6361.404%61.4%38.596%38.6%63.636364%127.464789%63.636364%63.6%1.6361.6437.931%37.9%62.069%62.1%-7.142857%-7.142857%7.1%164.312268%0.9330.9351.724%51.7%48.276%48.3%66.666667%187.148594%66.666667%66.7%1.6671.6737.500%37.5%62.500%62.5%8.333333%208.906883%8.333333%8.3%1.0831.0848.000%48.0%52.000%52.0%5.555556%211.600000%5.555556%5.6%1.0561.0648.649%48.6%51.351%51.4%-12.500000%-12.500000%12.5%224.242424%0.8890.8952.941%52.9%47.059%47.1%650.000000%42.857143%650.000000%650.0%7.5007.5011.765%11.8%88.235%88.2%13.333333%15.217391%13.333333%13.3%1.1331.1346.875%46.9%53.125%53.1%-54.545455%-54.545455%54.5%32.732733%0.6470.6560.714%60.7%39.286%39.3%-19.402985%8.333333%8.333333%8.3%1.0831.0848.000%48.0%52.000%52.0%81.818182%13.281250%81.818182%81.8%1.8181.8235.484%35.5%64.516%64.5%
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 Tract in the Polk Township

Children Age Cohorts by Tract#5

Percentage of population aged 0 to 17 (%):
15.9%16.6%17.3%18.0%18.7%19.4%

College Age Cohorts by Tract#6

Percentage of population aged 18 to 21 (%):
3.42%3.81%4.19%4.57%4.96%5.34%

20s Age Cohorts by Tract#7

Percentage of population aged 22 to 29 (%):
8.2%9.5%10.7%12.0%13.2%14.5%

30s Age Cohorts by Tract#8

Percentage of population aged 30 to 39 (%):
12.9%13.7%14.4%15.2%16.0%16.8%

40s Age Cohorts by Tract#9

Percentage of population aged 40 to 49 (%):
14.37%14.56%14.76%14.95%15.14%15.34%

50s Age Cohorts by Tract#10

Percentage of population aged 50 to 59 (%):
13.20%13.71%14.21%14.71%15.21%15.71%

60s Age Cohorts by Tract#11

Percentage of population aged 60 to 69 (%):
7.9%8.8%9.7%10.6%11.4%12.3%

70s Age Cohorts by Tract#12

Percentage of population aged 70 to 79 (%):
5.4%6.5%7.5%8.4%9.4%10.5%

80+ Age Cohorts by Tract#13

Percentage of population aged 80 and older (%):
3.82%4.07%4.32%4.56%4.81%5.07%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in the Polk Township

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
9.7%11.6%13.4%15.2%17.0%18.9%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
1.4%3.3%5.2%7.2%9.1%11.0%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
8.7%9.4%9.9%10.5%11.1%11.7%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
6.7%8.3%9.9%11.5%13.0%14.7%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
9.4%10.9%12.5%14.0%15.5%17.1%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
10.1%13.4%16.7%20.0%23.3%26.7%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
10.652%10.686%10.719%10.752%10.785%10.818%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
2.9%5.3%7.7%10.0%12.4%14.8%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
3.9%4.8%5.6%6.5%7.4%8.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in the Polk Township

Children Age Cohorts by Block#23

Percentage of population aged 0 to 17 (%):
0%15%30%45%60%75%

College Age Cohorts by Block#24

Percentage of population aged 18 to 21 (%):
0%8%16%24%32%40%

20s Age Cohorts by Block#25

Percentage of population aged 22 to 29 (%):
0%20%40%60%80%100%

30s Age Cohorts by Block#26

Percentage of population aged 30 to 39 (%):
0%20%40%60%80%100%

40s Age Cohorts by Block#27

Percentage of population aged 40 to 49 (%):
0%13%27%40%53%67%

50s Age Cohorts by Block#28

Percentage of population aged 50 to 59 (%):
0%20%40%60%80%100%

60s Age Cohorts by Block#29

Percentage of population aged 60 to 69 (%):
0%20%40%60%80%100%

70s Age Cohorts by Block#30

Percentage of population aged 70 to 79 (%):
0%20%40%60%80%100%

80+ Age Cohorts by Block#31

Percentage of population aged 80 and older (%):
0%20%40%60%80%100%
Road Data ©OpenStreetMap

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Age Cohorts by County Subdivision in the St. Joseph Area

There are 40 county subdivisions in the St. Joseph Area. This section compares the Polk Township to all of the county subdivisions in the St. Joseph Area and to those entities that contain or substantially overlap with the Polk Township.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of the Polk Township, selected other county subdivisions in the St. Joseph Area, and entities that contain the Polk Township
0%10%20%30%40%Count#Adams TownshipAdamsClay TownshipJackson TownshipJacksonLake TownshipRush TownshipDallas TownshipDallasTremont TownshipTremontAgency TownshipAgencyBenton TownshipBentonPlatte TownshipPlatteLincoln TownshipLincolnJefferson TownshipJeffersonWashington TownshipWashingtonWest North CentralMarion TownshipMarionCenter TownshipCtrNodaway TownshipNodawayMidwestWashington TownshipWashingtonUnited States of AmericaUnited StatesMissouriWayne TownshipWayneWolf River TownshipWolf RivWashington TownshipWashingtonJackson TownshipJacksonSt. Joseph Metro AreaSt. JosephMonroe TownshipMonroeCenter TownshipCtrEmpire TownshipEmpirePlatte TownshipPlatteWayne TownshipWayneCamden TownshipCamdenPolk TownshipDeKalb CountyDeKalbColfax TownshipColfaxIowa TownshipBurr Oak TownshipBurr OakBloomington TownshipBloomingtonCrawford TownshipCrawfordUnion TownshipUnionRochester TownshipRochesterGrand River TownshipGrand RivIndependence TownshipIndependenceSherman TownshipShermanMarion TownshipMarionGrant TownshipGrant42.745098%42.745098%42.7%327135.127479%35.127479%35.1%124231.545338%31.545338%31.5%247328.947368%28.947368%28.9%11428.270042%28.270042%28.3%268527.327327%27.327327%27.3%91626.243568%26.243568%26.2%153725.701289%25.701289%25.7%339825.187970%25.187970%25.2%268924.561404%24.561404%24.6%841024.210526%24.210526%24.2%2531124.017288%24.017288%24.0%1,1671223.882588%23.882588%23.9%7161323.689691%23.689691%23.7%4,971,0164.97M23.648029%23.648029%23.6%2581423.564295%23.564295%23.6%7551523.331311%23.331311%23.3%1,5381623.217458%23.217458%23.2%15,712,75815.7M23.172551%23.172551%23.2%4661723.108006%23.108006%23.1%73,612,43873.6M23.023174%23.023174%23.0%1,395,1241.40M23.008850%23.008850%23.0%521822.950820%22.950820%23.0%701922.881818%22.881818%22.9%18,04318.0k2022.755418%22.755418%22.8%1472122.222833%22.222833%22.2%28,28128.3k22.169249%22.169249%22.2%1862221.519757%21.519757%21.5%3542320.967742%20.967742%21.0%912420.479303%20.479303%20.5%942519.347037%19.347037%19.3%1602618.952135%18.952135%19.0%2932718.068536%18.068536%18.1%1162816.984102%16.984102%17.0%2,15816.935484%16.935484%16.9%1262916.921197%16.921197%16.9%2773016.560510%16.560510%16.6%263115.867159%15.867159%15.9%863215.367232%15.367232%15.4%1363314.754098%14.754098%14.8%543411.742424%11.742424%11.7%1243511.719286%11.719286%11.7%6833611.111111%11.111111%11.1%223711.111111%11.111111%11.1%56387.662835%7.662835%7.7%20390.000000%0.000000%0.0%040
Count number of children
# rank of county subdivision out of 40 by %

Age Cohorts by County Subdivision in Missouri

There are 1,395 county subdivisions in Missouri. This section compares the Polk Township to the 50 most populous county subdivisions in Missouri and to those entities that contain or substantially overlap with the Polk Township. The least populous of the compared county subdivisions has a population of 30,106.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of the Polk Township, selected other county subdivisions in Missouri, and entities that contain the Polk Township
0%10%20%30%Count#St. Ferdinand TownshipSt. FerdinandNorwood TownshipNorwoodLiberty TownshipLibertySni-A-Bar TownshipSni-A-BarBoone TownshipBooneWentzville TownshipWentzvillePrairie TownshipPrairieWashington TownshipWashingtonRock TownshipWildhorse TownshipWildhorseMeramec TownshipMeramecLewis and Clark TownshipLewis and ClarkFlorissant TownshipFlorissantChesterfield TownshipChesterfieldBrooking TownshipBrookingChouteau TownshipChouteauBlue TownshipJefferson TownshipJeffersonAirport TownshipAirportWest North CentralJefferson TownshipJeffersonSpanish Lake TownshipSpanish LkMidwestFerguson TownshipFergusonUniversity TownshipUnivUnited States of AmericaUnited StatesMissouriBonhomme TownshipBonhommeWashington TownshipWashingtonMissouri TownshipMissouriCullen TownshipCullenLafayette TownshipLafayetteSt. Joseph Metro AreaSt. JosephJoplin TownshipJoplinNormandy TownshipNormandyMidland TownshipMidlandMaryland Heights TownshipMaryland HtsClayton TownshipClaytonMissouri River TownshipMissouri RivGravois TownshipGravoisQueeny TownshipQueenyGallatin TownshipGallatinSt. Francois TownshipSt. FrancoisCreve Coeur TownshipCreve CoeurSt. LouisOakville TownshipOakvilleLemay TownshipLemayNorthwest TownshipNWConcord TownshipConcordCape Girardeau TownshipCape GirardeauKaw TownshipSpringfield TownshipSpringfieldPolk TownshipTesson Ferry TownshipTesson FerryDeKalb CountyDeKalbColumbia TownshipColumbiaHadley TownshipHadley30.439633%30.439633%30.4%10,09510.1k129.395973%29.395973%29.4%9,855228.562795%28.562795%28.6%17,48717.5k328.411684%28.411684%28.4%23,52823.5k428.080750%28.080750%28.1%13,60413.6k527.685196%27.685196%27.7%12,27712.3k627.391148%27.391148%27.4%28,24028.2k727.128626%27.128626%27.1%20,45220.5k826.063348%26.063348%26.1%8,352925.720877%25.720877%25.7%9,5891025.543126%25.543126%25.5%9,8411125.262308%25.262308%25.3%9,7031225.022072%25.022072%25.0%8,7861324.937040%24.937040%24.9%10,00110.0k1424.906925%24.906925%24.9%19,46819.5k1524.653875%24.653875%24.7%13,10613.1k1624.112045%24.112045%24.1%38,03038.0k1723.953089%23.953089%24.0%8,5171823.736283%23.736283%23.7%8,2411923.689691%23.689691%23.7%4,971,0164.97M23.288659%23.288659%23.3%12,59812.6k2023.260857%23.260857%23.3%8,2592123.217458%23.217458%23.2%15,712,75815.7M23.212913%23.212913%23.2%7,8522223.145510%23.145510%23.1%7,5542323.108006%23.108006%23.1%73,612,43873.6M23.023174%23.023174%23.0%1,395,1241.40M23.013276%23.013276%23.0%8,5112422.881818%22.881818%22.9%18,04318.0k2522.743202%22.743202%22.7%14,01814.0k2622.598926%22.598926%22.6%9,0522722.230409%22.230409%22.2%7,5432822.222833%22.222833%22.2%28,28128.3k22.099868%22.099868%22.1%9,5732921.985501%21.985501%22.0%6,9453021.659675%21.659675%21.7%7,5383121.376130%21.376130%21.4%8,0653221.371960%21.371960%21.4%7,8203321.120653%21.120653%21.1%7,4033421.073373%21.073373%21.1%7,4333520.993619%20.993619%21.0%7,9953620.890869%20.890869%20.9%14,53914.5k3720.687294%20.687294%20.7%6,3453820.457999%20.457999%20.5%7,5403920.242382%20.242382%20.2%63,97264.0k4019.495687%19.495687%19.5%7,3454119.482990%19.482990%19.5%6,9644219.358267%19.358267%19.4%5,8284319.138870%19.138870%19.1%7,2414419.054112%19.054112%19.1%7,9654518.240862%18.240862%18.2%31,31531.3k4618.124235%18.124235%18.1%29,93029.9k4718.068536%18.068536%18.1%11617.057008%17.057008%17.1%6,7444816.984102%16.984102%17.0%2,15815.570648%15.570648%15.6%10,34010.3k4915.226110%15.226110%15.2%5,23950
Count number of children
# rank of county subdivision out of 50 by %