Age and Sex in Mercer County School District 404, Illinois (Unified School District)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the unified school districts in Illinois.
Scope: population of Illinois, Mercer County School District 404, and other unified school districts in Illinois
Mercer County 404
Illinois
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-43454.131%4.13%2382.850%2.85%3213.844%3.84%5646.754%6.75%2983.568%3.57%2192.622%2.62%3203.832%3.83%3163.784%3.78%6017.197%7.20%6197.412%7.41%5376.430%6.43%3454.131%4.13%4245.077%5.08%4505.389%5.39%3794.538%4.54%3404.071%4.07%790.946%0.95%580.695%0.69%1732.072%2.07%2993.580%3.58%3824.574%4.57%5026.011%6.01%5426.490%6.49%
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 Illinois and Mercer County School District 404
Female Male
Illinois
Mercer County 404
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.292048%-0.076172%-0.165938%-0.053741%-0.368219%0.37%0.292048%0.165938%0.292048%0.29%1,98523.770%23.8%-0.638486%-0.644483%-0.024551%-0.638486%0.64%0.638486%0.034487%0.644483%0.672973%0.67%2,73832.786%32.8%-0.524222%-0.675790%-0.524222%0.52%0.524222%0.011309%0.675790%0.008914%0.535531%0.54%1,59319.076%19.1%-0.437073%-0.674894%-0.437073%0.44%0.437073%0.053886%0.674894%0.030373%0.490959%0.49%3103.712%3.71%-0.507591%-0.132386%-0.633316%-0.639977%0.64%0.507591%0.633316%0.026163%0.507591%0.51%1,72520.656%20.7%
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 Illinois and Mercer County School District 404
Female Male
Illinois
Mercer County 404
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.073345%-0.111514%-0.039174%-0.042517%-0.184858%0.18%0.073345%0.039174%0.073345%0.07%3454.131%4.13%-0.239492%-0.091007%-0.144845%-0.068886%-0.330499%0.33%0.239492%0.144845%0.239492%0.24%2382.850%2.85%-0.378398%-0.011975%-0.203849%-0.066811%-0.390372%0.39%0.378398%0.203849%0.378398%0.38%3213.844%3.84%-0.658604%-0.300244%-0.059206%-0.658604%0.66%0.658604%0.033529%0.300244%0.692133%0.69%5646.754%6.75%-0.411128%-0.367221%-0.387742%-0.055373%-0.778350%0.78%0.411128%0.387742%0.411128%0.41%2983.568%3.57%-0.532870%-0.469530%-0.056884%-0.532870%0.53%0.532870%0.245480%0.469530%0.778350%0.78%2192.622%2.62%-0.538858%-0.199577%-0.534885%-0.040654%-0.738435%0.74%0.538858%0.534885%0.538858%0.54%3203.832%3.83%-0.712490%-0.604325%-0.042815%-0.712490%0.71%0.712490%0.467010%0.604325%1.179499%1.18%3163.784%3.78%-0.687343%-0.651709%-0.040054%-0.687343%0.69%0.687343%0.064663%0.651709%0.752006%0.75%6017.197%7.20%-0.701712%-0.695837%-0.024594%-0.701712%0.70%0.701712%0.079032%0.695837%0.780745%0.78%6197.412%7.41%-0.637049%-0.661607%-0.012616%-0.637049%0.64%0.637049%0.011975%0.661607%0.649024%0.65%5376.430%6.43%-0.387977%-0.050293%-0.650601%-0.003975%-0.438271%0.44%0.387977%0.650601%0.387977%0.39%3454.131%4.13%-0.457430%-0.647538%-0.002309%-0.457430%0.46%0.457430%0.100587%0.647538%0.558017%0.56%4245.077%5.08%-0.500539%-0.076638%-0.690067%-0.577176%0.58%0.500539%0.690067%0.002213%0.500539%0.50%4505.389%5.39%-0.399952%-0.107772%-0.685705%-0.507724%0.51%0.399952%0.685705%0.016743%0.399952%0.40%3794.538%4.54%-0.574781%-0.678707%-0.574781%0.57%0.574781%0.207560%0.678707%0.025737%0.782341%0.78%3404.071%4.07%-0.383188%-0.179619%-0.706227%-0.562807%0.56%0.383188%0.706227%0.013204%0.383188%0.38%790.946%0.95%-0.263442%-0.686439%-0.263442%0.26%0.263442%0.167645%0.686439%0.037349%0.431086%0.43%580.695%0.69%-0.461023%-0.653455%-0.461023%0.46%0.461023%0.113759%0.653455%0.035470%0.574781%0.57%1732.072%2.07%-0.471001%-0.251467%-0.661483%-0.722468%0.72%0.471001%0.661483%0.027369%0.471001%0.47%2993.580%3.58%-0.407137%-0.100587%-0.649229%-0.507724%0.51%0.407137%0.649229%0.024833%0.407137%0.41%3824.574%4.57%-0.593941%-0.631827%-0.593941%0.59%0.593941%0.014370%0.631827%0.027192%0.608310%0.61%5026.011%6.01%-0.529278%-0.239492%-0.601994%-0.768770%0.77%0.529278%0.601994%0.025741%0.529278%0.53%5426.490%6.49%
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 Illinois and Mercer County School District 404
More Females More Males
Illinois
Mercer County 404
150%100%50%0%50%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-152.040816%-108.533512%-152.040816%152.0%0.3970.4071.594%71.6%28.406%28.4%-38.000000%-47.558421%-38.000000%38.0%0.7250.7257.983%58.0%42.017%42.0%-3.164557%-32.775021%-3.164557%3.2%0.9690.9750.779%50.8%49.221%49.2%-19.719383%5.090909%5.090909%5.1%1.0511.0548.759%48.8%51.241%51.2%-89.320388%-14.280841%-89.320388%89.3%0.5280.5365.436%65.4%34.564%34.6%-12.115010%46.067416%46.067416%46.1%1.4611.4640.639%40.6%59.361%59.4%-37.037037%-7.600436%-37.037037%37.0%0.7300.7357.813%57.8%42.188%42.2%-7.084825%65.546218%65.546218%65.5%1.6551.6637.658%37.7%62.342%62.3%-6.145977%9.407666%9.407666%9.4%1.0941.0947.754%47.8%52.246%52.2%-3.534511%11.262799%11.262799%11.3%1.1131.1147.334%47.3%52.666%52.7%-1.906910%1.879699%1.879699%1.9%1.0191.0249.534%49.5%50.466%50.5%-12.962963%-0.610908%-12.962963%13.0%0.8850.8953.043%53.0%46.957%47.0%-0.356647%21.989529%21.989529%22.0%1.2201.2245.047%45.0%54.953%55.0%-15.311005%-15.311005%15.3%0.320685%0.8670.8753.556%53.6%46.444%46.4%-26.946108%-26.946108%26.9%2.441770%0.7880.7955.937%55.9%44.063%44.1%36.111111%3.792094%36.111111%36.1%1.3611.3642.353%42.4%57.647%57.6%-46.875000%-46.875000%46.9%1.869725%0.6810.6859.494%59.5%40.506%40.5%63.636364%5.441005%63.636364%63.6%1.6361.6437.931%37.9%62.069%62.1%24.675325%5.428078%24.675325%24.7%1.2471.2544.509%44.5%55.491%55.5%-53.389831%-53.389831%53.4%4.137471%0.6520.6560.535%60.5%39.465%39.5%-24.705882%-24.705882%24.7%3.824931%0.8020.8055.497%55.5%44.503%44.5%2.419355%4.303673%2.419355%2.4%1.0241.0249.402%49.4%50.598%50.6%-45.248869%-45.248869%45.2%4.276016%0.6880.6959.225%59.2%40.775%40.8%
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 Mercer County School District 404

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
11%17%22%28%33%39%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
0.0%1.3%2.7%4.0%5.4%6.8%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
0.0%4.0%8.0%11.9%15.9%19.9%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
1.2%5.2%9.2%13.2%17.1%21.1%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
0%8%16%24%32%40%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
4%11%18%25%32%39%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
10.5%13.2%15.8%18.5%21.1%23.8%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
0.0%3.2%6.4%9.6%12.8%16.1%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
0.0%3.9%7.8%11.7%15.6%19.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Mercer County School District 404

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
18.4%19.4%20.3%21.2%22.1%23.1%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
3.03%3.32%3.60%3.89%4.17%4.46%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
4.1%5.3%6.6%7.8%9.0%10.3%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
9.1%9.7%10.3%11.0%11.6%12.3%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
9.5%10.6%11.7%12.8%13.9%15.0%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
11.8%13.8%15.8%17.8%19.7%21.7%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
11.9%13.1%14.3%15.5%16.6%17.9%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
5.3%6.4%7.5%8.6%9.7%10.8%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
2.7%4.3%5.8%7.3%8.9%10.4%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Mercer County School District 404

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
15.2%17.7%20.2%22.6%25.1%27.6%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.6%2.1%3.6%5.0%6.4%7.9%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0.0%3.3%6.5%9.8%13.1%16.4%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
2.2%5.1%8.0%10.9%13.7%16.7%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
6.0%9.8%13.6%17.5%21.3%25.1%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
6.4%9.6%12.8%15.9%19.0%22.2%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
9.7%12.4%15.1%17.8%20.5%23.3%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
3.8%5.9%8.0%10.2%12.3%14.5%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
1.5%4.0%6.4%8.8%11.1%13.6%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Mercer County School District 404

There are 5 places in Mercer County School District 404. This section compares all 5 of those to each other, Mercer County School District 404, and other entities that contain or substantially overlap with Mercer County School District 404.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Mercer County School District 404, selected places in Mercer County School District 404, and entities that contain Mercer County School District 404
0%5%10%15%20%Count#IllinoisMidwestUnited States of AmericaUnited StatesEast North CentralJoyMercer County School District 404Mercer Co 404SeatonNew BostonAledoKeithsburg23.270328%23.270328%23.3%2,990,6292.99M23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M20.744681%20.744681%20.7%78120.656209%20.656209%20.7%1,72520.487805%20.487805%20.5%42220.255474%20.255474%20.3%111319.722784%19.722784%19.7%683417.383513%17.383513%17.4%975
Count number of children
# rank of place out of 5 by %

Age Cohorts by County Subdivision in Mercer County School District 404

There are 15 county subdivisions that are fully or partially contained within Mercer County School District 404 (7 fully and 8 partially). This section compares all 15 of those to each other, Mercer County School District 404, and other entities that contain or substantially overlap with Mercer County School District 404.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Mercer County School District 404, selected county subdivisions in Mercer County School District 404, and entities that contain Mercer County School District 404
0%10%20%30%Count#Duncan TownshipDuncanAbington TownshipAbingtonEliza TownshipElizaDrury TownshipDruryOhio Grove TownshipOhio GrvOquawka TownshipOquawkaSuez TownshipIllinoisMidwestUnited States of AmericaUnited StatesEast North CentralPreemption TownshipPreemptionMercer County School District 404Mercer Co 404Mercer TownshipMercerBald Bluff TownshipBald BluffKeithsburg TownshipKeithsburgGreene TownshipGrnNew Boston TownshipNew BostonPerryton TownshipPerrytonMillersburg TownshipMillersburg38.699690%38.699690%38.7%125130.866808%30.866808%30.9%146230.105634%30.105634%30.1%171328.711790%28.711790%28.7%263426.455026%26.455026%26.5%50523.829990%23.829990%23.8%499623.739837%23.739837%23.7%146723.270328%23.270328%23.3%2,990,6292.99M23.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.005234%23.005234%23.0%10,741,74210.7M22.967812%22.967812%23.0%421820.656209%20.656209%20.7%1,72519.829745%19.829745%19.8%792916.949153%16.949153%16.9%401016.782007%16.782007%16.8%971115.696203%15.696203%15.7%1861215.086207%15.086207%15.1%1401312.987013%12.987013%13.0%401411.641791%11.641791%11.6%7815
Count number of children
# rank of county subdivision out of 15 by %

Age Cohorts by Unified School District in Illinois

There are 853 unified school districts in Illinois. This section compares Mercer County School District 404 to the 50 most populous unified school districts in Illinois and to those entities that contain or substantially overlap with Mercer County School District 404. The least populous of the compared unified school districts has a population of 66,026.

Children by Unified School District#50

Percentage of population aged 0 to 17 (%):
Scope: population of Mercer County School District 404, selected other unified school districts in Illinois, and entities that contain Mercer County School District 404
0%10%20%30%Count#Cicero School District 99Cicero 99Plainfield School District 202Plainfield 202Oswego Community Unit School District 308Oswego 308Aurora East Unit School District 131Aurora E 131J. Sterling Morton High School District 201J. Sterling Morton …Indian Prairie Community Unit School District 204Indian Prairie 204Waukegan Community Unit School District 60Waukegan 60Joliet Public School District 86Joliet 86Community Unit School District 300300Warren Township High School District 121Warren Twp 121Valley View Community Unit School District 365UVly Vw 365UJoliet Township High School District 204Joliet Twp 204St. Charles Community Unit School District 303St. Charles 303Aurora West Unit School District 129Aurora W 129Lincoln Way Community High School District 210Lincoln Wy 210School District U-46U-46Lyons Township High School District 204Lyons Twp 204Bremen Community High School District 228Bremen 228Hinsdale Township High School District 86Hinsdale Twp 86Community High School District 155155Thornton Township High School District 205Thornton Twp 205Northfield Township High School District 225Northfield Twp 225Naperville Community Unit District 203Naperville 203Rockford School District 205Rockford 205Community Unit School District 200200Peoria School District 150Peoria 150Palatine Community Consolidated School District 15Palatine 15IllinoisProviso Township High School District 209Proviso Twp 209MidwestUnited States of AmericaUnited StatesTownship High School District 211Township 211East North CentralGlenbard Township High School District 87Glenbard Twp 87Community Consolidated School District 5959Wheeling Community Consolidated School District 21Wheeling 21DuPage High School District 88DuPage 88Schaumburg Community Consolidated School District 54Schaumburg 54Township High School District 214Township 214Decatur School District 61Decatur 61Springfield School District 186Springfield 186Rich Township High School District 227Rich Twp 227Lockport Township High School District 205Lockport Twp 205Community High School District 218218McLean County Unit School District 5McLean Co 5Chicago Public School District 299Chicago 299Community High School District 9999Belleville Township High School District 201Belleville Twp 201Consolidated High School District 230230Maine Township High School District 207Maine Twp 207Mercer County School District 404Mercer Co 404Evanston Community Consolidated School District 65Evanston 65Evanston Township High School District 202Evanston Twp 202Niles Township Community High School District 219Niles Twp 219Champaign Community Unit School District 4Champaign 431.658172%31.658172%31.7%26,58426.6k131.061699%31.061699%31.1%37,89937.9k230.790386%30.790386%30.8%24,51924.5k330.762261%30.762261%30.8%26,82126.8k428.654259%28.654259%28.7%45,46645.5k528.230737%28.230737%28.2%36,29436.3k627.892458%27.892458%27.9%23,18723.2k727.198854%27.198854%27.2%22,79422.8k826.966922%26.966922%27.0%30,77630.8k926.795132%26.795132%26.8%18,34118.3k1026.726733%26.726733%26.7%25,21425.2k1126.344368%26.344368%26.3%34,10734.1k1226.317696%26.317696%26.3%18,16018.2k1326.062270%26.062270%26.1%19,46219.5k1425.997072%25.997072%26.0%27,70327.7k1525.825034%25.825034%25.8%60,52260.5k1625.810159%25.810159%25.8%17,96818.0k1724.778986%24.778986%24.8%23,40423.4k1824.601499%24.601499%24.6%18,64418.6k1924.579865%24.579865%24.6%23,59223.6k2024.537853%24.537853%24.5%28,11428.1k2124.325402%24.325402%24.3%21,34721.3k2224.133104%24.133104%24.1%23,62123.6k2324.080280%24.080280%24.1%45,62945.6k2423.818258%23.818258%23.8%18,83018.8k2523.760261%23.760261%23.8%23,90923.9k2623.647057%23.647057%23.6%28,30628.3k2723.270328%23.270328%23.3%2,990,6292.99M23.238908%23.238908%23.2%29,41029.4k2823.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M23.035295%23.035295%23.0%54,69854.7k2923.005234%23.005234%23.0%10,741,74210.7M22.861840%22.861840%22.9%37,82437.8k3022.860691%22.860691%22.9%15,09415.1k3122.660697%22.660697%22.7%15,28615.3k3222.501745%22.501745%22.5%18,70318.7k3322.353134%22.353134%22.4%30,01430.0k3422.270597%22.270597%22.3%56,31956.3k3522.247069%22.247069%22.2%15,52015.5k3622.244835%22.244835%22.2%25,14025.1k3722.222222%22.222222%22.2%15,44215.4k3822.201031%22.201031%22.2%16,87916.9k3922.142286%22.142286%22.1%26,86926.9k4021.931758%21.931758%21.9%21,49421.5k4121.913773%21.913773%21.9%594,733595k4221.270159%21.270159%21.3%23,34423.3k4321.103504%21.103504%21.1%22,53222.5k4420.812407%20.812407%20.8%32,90432.9k4520.779958%20.779958%20.8%30,38330.4k4620.656209%20.656209%20.7%1,72520.534870%20.534870%20.5%16,93116.9k4720.534870%20.534870%20.5%16,93116.9k4820.186771%20.186771%20.2%19,56319.6k4917.287672%17.287672%17.3%16,92116.9k50
Count number of children
# rank of unified school district 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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State:
Illinois
Counties:
Henderson, Mercer, Rock Island
Metro Areas:
Burlington Area, Davenport Area
Cities:
Aledo, Keithsburg, New Boston
Townships:
Abington, Bald Bluff, Drury, Duncan, Eliza, Greene, Keithsburg, Mercer, Millersburg, New Boston, Ohio Grove, Oquawka, Perryton, Preemption, Suez
Villages:
Joy, Seaton
ZIP Codes:
61231, 61259, 61260, 61272, 61279, 61412, 61442, 61453, 61469, 61476
Congressional District:
IL-17
State Senate Districts:
IL-36, IL-37, IL-47
State House Districts:
IL-72, IL-74, IL-94
Neighboring Unified School Districts:
Louisa-Muscatine, Mediapolis, Rockridge 300, Sherrard 200, United 304, Wapello, West Central 235
Nearby Unified School Districts:
Alwood 225, Columbus, Davenport, Durant, Moline 40, Morning Sun, Muscatine, Orion 223, Rock Island 41, Wilton