Age and Sex in Portland, Iowa (Unincorporated Place)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the places in Iowa.
Scope: population of Iowa, Portland, and other places in Iowa
Portland
Iowa
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%2%4%6%8%10%12%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-400.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%518.519%18.5%00.000%0%1762.963%63.0%518.519%18.5%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%00.000%0%
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 Iowa and Portland
Female Male
Iowa
Portland
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%Senior2Older Adult3Younger Adult4College5Children6-0.000000%-0.192490%-0.053856%0.000000%0.0%0.000000%0.000000%0.192490%0.000000%0.0%00.000%0%-1.925926%-0.148148%-0.638182%-2.074074%2.1%1.925926%0.638182%0.001353%1.925926%1.9%27100.000%100%-0.000000%-0.619125%0.000000%0.0%0.000000%0.000000%0.619125%0.025145%0.000000%0.0%00.000%0%-0.000000%-0.735381%0.000000%0.0%0.000000%0.000000%0.735381%0.054111%0.000000%0.0%00.000%0%-0.000000%-0.634612%0.000000%0.0%0.000000%0.000000%0.634612%0.031800%0.000000%0.0%00.000%0%
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 Iowa and Portland
Female Male
Iowa
Portland
Shaded bar tips show excess over facing bar.
6%4%2%0%2%4%6%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.000000%-0.051411%-0.053545%0.000000%0.0%0.000000%0.000000%0.051411%0.000000%0.0%00.000%0%-0.000000%-0.174468%-0.075066%0.000000%0.0%0.000000%0.000000%0.174468%0.000000%0.0%00.000%0%-0.000000%-0.248144%-0.065989%0.000000%0.0%0.000000%0.000000%0.248144%0.000000%0.0%00.000%0%-0.000000%-0.334521%-0.038389%0.000000%0.0%0.000000%0.000000%0.334521%0.000000%0.0%00.000%0%-0.000000%-0.424367%-0.036879%0.000000%0.0%0.000000%0.000000%0.424367%0.000000%0.0%00.000%0%-0.000000%-0.524144%-0.037115%0.000000%0.0%0.000000%0.000000%0.524144%0.000000%0.0%00.000%0%-0.000000%-0.595229%-0.000536%0.000000%0.0%0.000000%6.172840%0.595229%6.172840%6.2%518.519%18.5%-0.000000%-0.663219%-0.010462%0.000000%0.0%0.000000%0.000000%0.663219%0.000000%0.0%00.000%0%-5.925926%-0.740741%-0.675983%-0.012541%-6.666667%6.7%5.925926%0.675983%5.925926%5.9%1762.963%63.0%-0.000000%-3.703704%-0.690906%-0.006245%-3.703704%3.7%0.000000%0.690906%0.000000%0.0%518.519%18.5%-0.000000%-0.607007%0.000000%0.0%0.000000%0.000000%0.607007%0.012683%0.000000%0.0%00.000%0%-0.000000%-0.571295%0.000000%0.0%0.000000%0.000000%0.571295%0.017376%0.000000%0.0%00.000%0%-0.000000%-0.587487%0.000000%0.0%0.000000%0.000000%0.587487%0.012483%0.000000%0.0%00.000%0%-0.000000%-0.628104%0.000000%0.0%0.000000%0.000000%0.628104%0.026170%0.000000%0.0%00.000%0%-0.000000%-0.601386%0.000000%0.0%0.000000%0.000000%0.601386%0.033864%0.000000%0.0%00.000%0%-0.000000%-0.686455%0.000000%0.0%0.000000%0.000000%0.686455%0.030011%0.000000%0.0%00.000%0%-0.000000%-0.733441%0.000000%0.0%0.000000%0.000000%0.733441%0.046900%0.000000%0.0%00.000%0%-0.000000%-0.770169%0.000000%0.0%0.000000%0.000000%0.770169%0.056074%0.000000%0.0%00.000%0%-0.000000%-0.718956%0.000000%0.0%0.000000%0.000000%0.718956%0.056734%0.000000%0.0%00.000%0%-0.000000%-0.640338%0.000000%0.0%0.000000%0.000000%0.640338%0.030076%0.000000%0.0%00.000%0%-0.000000%-0.639003%0.000000%0.0%0.000000%0.000000%0.639003%0.033033%0.000000%0.0%00.000%0%-0.000000%-0.643465%0.000000%0.0%0.000000%0.000000%0.643465%0.031842%0.000000%0.0%00.000%0%-0.000000%-0.617932%0.000000%0.0%0.000000%0.000000%0.617932%0.031559%0.000000%0.0%00.000%0%
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 Iowa and Portland
More Females More Males
Iowa
Portland
1,000%500%0%M:FFM55-5950-54-12.500000%-1.855238%-12.500000%12.5%0.8890.8952.941%52.9%47.059%47.1%-1,000.000000%-0.903856%-1,000.000000%> 1000%0.0000100.000%100%0.000%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 Block in Portland

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%9%17%26%34%43%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0.0%4.3%8.6%12.9%17.1%21.5%

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
0.0%4.3%8.6%12.9%17.1%21.5%

50s Age Cohorts by Block#10

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

60s Age Cohorts by Block#11

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

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0%12%24%36%48%61%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0%7%13%20%27%34%
Road Data ©OpenStreetMap

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Age Cohorts by Place in the Mason City Area

There are 21 places in the Mason City Area. This section compares Portland to all of the places in the Mason City Area and to those entities that contain or substantially overlap with Portland.

Children by Place#14

Percentage of population aged 0 to 17 (%):
Scope: population of Portland, selected other places in the Mason City Area, and entities that contain Portland
0%20%40%60%Count#BolanBurchinal951400-1B.G. 951400-1DoughertyManlySwaledaleNora SpringsWest North CentralIowaMidwestUnited States of AmericaUnited StatesRockwellThornton951400Tract 951400Central Springs Community School DistrictCntrl SpgsNorthwoodClear LakeMason CityMason City Metro AreaMason CityCerro Gordo CountyCerro GordoHanlontownFertileGraftonPlymouthRock FallsJoiceMeserveyVenturaPortland TownshipPortlandKensettPortland60.000000%60.000000%60.0%24152.830189%52.830189%52.8%28228.849558%28.849558%28.8%48926.562500%26.562500%26.6%17326.176660%26.176660%26.2%406425.414365%25.414365%25.4%46523.867262%23.867262%23.9%374623.689691%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%73,612,43873.6M23.000000%23.000000%23.0%253722.614108%22.614108%22.6%109822.571967%22.571967%22.6%83921.964059%21.964059%22.0%1,21021.802175%21.802175%21.8%421921.376243%21.376243%21.4%1,6341021.048428%21.048428%21.0%5,7981120.904355%20.904355%20.9%10,63310.6k20.804563%20.804563%20.8%9,00920.379147%20.379147%20.4%431219.942197%19.942197%19.9%691318.873239%18.873239%18.9%671418.023256%18.023256%18.0%621518.000000%18.000000%18.0%271616.410256%16.410256%16.4%321716.384181%16.384181%16.4%291815.468114%15.468114%15.5%1141914.782609%14.782609%14.8%3414.492754%14.492754%14.5%50200.000000%0.000000%0.0%021
Count number of children
# rank of place out of 21 by %

Age Cohorts by Place in Iowa

There are 1,008 places in Iowa. This section compares Portland to the 50 most populous places in Iowa and to those entities that contain or substantially overlap with Portland. The least populous of the compared places has a population of 7,876.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Portland, selected other places in Iowa, and entities that contain Portland
0%10%20%30%Count#GrimesWaukeeDenison951400-1B.G. 951400-1PerryNorth LibertyAltoonaAnkenyNorwalkStorm LakeCliveJohnstonMarshalltownMuscatineMarionSioux CityBettendorfUrbandaleDes MoinesLe MarsIndianolaKeokukCarrollBurlingtonWaterlooWest North CentralDavenportSpencerPleasant HillIowaCrestonCouncil BluffsOttumwaMidwestNewtonUnited States of AmericaUnited StatesCedar RapidsPellaCoralville951400Tract 951400OskaloosaWest Des MoinesW Des MoinesCentral Springs Community School DistrictCntrl SpgsMount PleasantMt PleasantClintonBooneFort MadisonMason CityFort DodgeMason City Metro AreaMason CityCerro Gordo CountyCerro GordoDubuqueWaverlyGrinnellFairfieldCedar FallsIowa CityPortland TownshipPortlandAmesDecorahPortland32.431395%32.431395%32.4%3,380131.772339%31.772339%31.8%5,387230.290656%30.290656%30.3%2,522328.849558%28.849558%28.8%48928.504317%28.504317%28.5%2,245428.208902%28.208902%28.2%4,791527.875629%27.875629%27.9%4,653627.824687%27.824687%27.8%14,86214.9k727.473854%27.473854%27.5%2,732827.405275%27.405275%27.4%2,951927.388086%27.388086%27.4%4,6621027.043251%27.043251%27.0%5,2711126.091833%26.091833%26.1%7,2111226.006943%26.006943%26.0%6,2181325.896554%25.896554%25.9%9,6331425.773595%25.773595%25.8%21,30621.3k1525.530701%25.530701%25.5%8,9481625.426908%25.426908%25.4%10,57210.6k1724.908508%24.908508%24.9%53,02053.0k1824.740484%24.740484%24.7%2,4311924.460666%24.460666%24.5%3,7532023.852089%23.852089%23.9%2,5352123.813814%23.813814%23.8%2,3792223.799623%23.799623%23.8%6,0672323.725441%23.725441%23.7%16,21816.2k2423.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2523.630505%23.630505%23.6%2,6402623.601956%23.601956%23.6%2,2202723.418418%23.418418%23.4%727,514728k23.257585%23.257585%23.3%1,8322823.227866%23.227866%23.2%14,47714.5k2923.218261%23.218261%23.2%5,7373023.217458%23.217458%23.2%15,712,75815.7M23.127899%23.127899%23.1%3,4903123.108006%23.108006%23.1%73,612,43873.6M22.994202%22.994202%23.0%29,78629.8k3222.908560%22.908560%22.9%2,3553322.581930%22.581930%22.6%4,5343422.571967%22.571967%22.6%83922.352227%22.352227%22.4%2,5793522.340322%22.340322%22.3%13,76713.8k3621.964059%21.964059%22.0%1,21021.705335%21.705335%21.7%1,8433721.500688%21.500688%21.5%5,6223821.302244%21.302244%21.3%2,6863921.069737%21.069737%21.1%2,2694021.048428%21.048428%21.0%5,7984121.014375%21.014375%21.0%5,1754220.904355%20.904355%20.9%10,63310.6k20.804563%20.804563%20.8%9,00920.761937%20.761937%20.8%12,15312.2k4320.549308%20.549308%20.5%2,0654419.304214%19.304214%19.3%1,7594519.201368%19.201368%19.2%1,9094617.796610%17.796610%17.8%7,2664715.598536%15.598536%15.6%11,29111.3k4814.782609%14.782609%14.8%3412.309397%12.309397%12.3%7,8874910.732624%10.732624%10.7%857500.000000%0.000000%0.0%0
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the Midwest

There are 9,721 places in the Midwest. This section compares Portland to the 50 most populous places in the Midwest and to those entities that contain or substantially overlap with Portland. The least populous of the compared places has a population of 95,520.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of Portland, selected other places in the Midwest, and entities that contain Portland
0%10%20%30%Count#AuroraDearbornOlathe951400-1B.G. 951400-1JolietKansas CityElginSouth BendMilwaukeeNapervilleKenoshaFlintWichitaFort WayneRockfordSt. PaulDetroitPeoriaOmahaDes MoinesIndianapolisSioux FallsGreen BayRochesterGrand RapidsLansingTopekaWest North CentralDavenportIowaKansas CityToledoOverland ParkMidwestUnited States of AmericaUnited StatesClevelandCedar RapidsWarrenColumbusLincoln951400Tract 951400IndependenceSpringfieldDaytonCincinnatiCentral Springs Community School DistrictCntrl SpgsChicagoEvansvilleAkronMason City Metro AreaMason CityCerro Gordo CountyCerro GordoSt. LouisSterling HeightsSterling HtsMinneapolisFargoColumbiaSpringfieldMadisonPortland TownshipPortlandAnn ArborPortland30.107463%30.107463%30.1%60,48860.5k129.337312%29.337312%29.3%28,02328.0k229.310098%29.310098%29.3%38,92038.9k328.849558%28.849558%28.8%48928.547605%28.547605%28.5%42,11242.1k428.278188%28.278188%28.3%42,34842.3k527.918405%27.918405%27.9%31,24631.2k627.834358%27.834358%27.8%28,12328.1k726.475933%26.475933%26.5%158,504159k826.450555%26.450555%26.5%38,56238.6k926.120262%26.120262%26.1%26,08526.1k1026.042783%26.042783%26.0%25,76125.8k1125.967894%25.967894%26.0%100,764101k1225.839420%25.839420%25.8%67,42967.4k1325.506528%25.506528%25.5%38,15738.2k1425.318684%25.318684%25.3%75,23775.2k1525.218343%25.218343%25.2%172,353172k1625.069403%25.069403%25.1%29,07829.1k1725.047396%25.047396%25.0%110,978111k1824.908508%24.908508%24.9%53,02053.0k1924.805415%24.805415%24.8%210,021210k2024.789140%24.789140%24.8%41,61741.6k2124.560033%24.560033%24.6%25,77625.8k2224.207332%24.207332%24.2%26,96627.0k2323.914961%23.914961%23.9%46,36846.4k2423.889765%23.889765%23.9%27,41927.4k2523.720503%23.720503%23.7%30,23730.2k2623.689691%23.689691%23.7%4,971,0164.97M23.631299%23.631299%23.6%24,17624.2k2723.418418%23.418418%23.4%727,514728k23.365136%23.365136%23.4%110,229110k2823.297870%23.297870%23.3%65,43365.4k2923.297511%23.297511%23.3%42,81542.8k3023.217458%23.217458%23.2%15,712,75815.7M23.108006%23.108006%23.1%73,612,43873.6M22.998471%22.998471%23.0%89,50289.5k3122.994202%22.994202%23.0%29,78629.8k3222.854245%22.854245%22.9%30,86930.9k3322.726089%22.726089%22.7%190,226190k3422.619388%22.619388%22.6%61,75561.8k3522.571967%22.571967%22.6%83922.480528%22.480528%22.5%26,35126.4k3622.468628%22.468628%22.5%26,23126.2k3722.121536%22.121536%22.1%31,22331.2k3822.113949%22.113949%22.1%65,90265.9k3921.964059%21.964059%22.0%1,21021.913385%21.913385%21.9%594,733595k4021.775858%21.775858%21.8%26,16526.2k4121.641949%21.641949%21.6%42,96143.0k4220.904355%20.904355%20.9%10,63310.6k20.804563%20.804563%20.8%9,00920.242382%20.242382%20.2%63,97264.0k4320.047997%20.047997%20.0%26,39826.4k4419.962439%19.962439%20.0%80,78280.8k4519.917206%19.917206%19.9%23,09423.1k4618.454317%18.454317%18.5%21,62221.6k4718.124235%18.124235%18.1%29,93029.9k4817.137062%17.137062%17.1%42,16342.2k4914.782609%14.782609%14.8%3413.862661%13.862661%13.9%16,37016.4k500.000000%0.000000%0.0%0
Count number of children
# rank of place out of 50 by %

Age Cohorts by Place in the United States

There are 29,322 places in the United States. This section compares Portland to the 50 most populous places in the United States and to those entities that contain or substantially overlap with Portland. The least populous of the compared places has a population of 383,899.

Children by Place#41

Percentage of population aged 0 to 17 (%):
Scope: population of Portland, selected other places in the United States, and entities that contain Portland
0%10%20%Count#Fresno951400-1B.G. 951400-1Fort WorthEl PasoPhoenixMilwaukeeArlingtonWichitaOklahoma CitySan AntonioDallasHoustonMemphisDetroitOmahaIndianapolisTulsaCharlotteMesaLong BeachLas VegasColorado SpringsColorado SpgsSacramentoWest North CentralSan JoseIowaKansas CityMidwestAlbuquerqueJacksonvilleUnited States of AmericaUnited StatesClevelandLouisvilleVirginia BeachVirginia BchColumbus951400Tract 951400PhiladelphiaCentral Springs Community School DistrictCntrl SpgsChicagoRaleighTucsonLos AngelesNashville-DavidsonAustinNew YorkBaltimoreMason City Metro AreaMason CityCerro Gordo CountyCerro GordoDenverSan DiegoOaklandMinneapolisAtlantaPortlandMiamiWashingtonBostonSeattlePortland TownshipPortlandSan FranciscoPortland29.163869%29.163869%29.2%149,846150k128.849558%28.849558%28.8%48928.577574%28.577574%28.6%233,173233k227.481425%27.481425%27.5%186,340186k326.837431%26.837431%26.8%417,409417k426.475933%26.475933%26.5%158,504159k526.113118%26.113118%26.1%100,248100k625.967894%25.967894%26.0%100,764101k725.770022%25.770022%25.8%159,778160k825.703473%25.703473%25.7%369,965370k925.650464%25.650464%25.7%327,924328k1025.319180%25.319180%25.3%567,297567k1125.310548%25.310548%25.3%166,001166k1225.218343%25.218343%25.2%172,353172k1325.047396%25.047396%25.0%110,978111k1424.805415%24.805415%24.8%210,021210k1524.623036%24.623036%24.6%98,46998.5k1624.540635%24.540635%24.5%198,493198k1724.297490%24.297490%24.3%114,309114k1824.070388%24.070388%24.1%113,081113k1923.976553%23.976553%24.0%147,047147k2023.968990%23.968990%24.0%107,563108k2123.750232%23.750232%23.8%115,077115k2223.689691%23.689691%23.7%4,971,0164.97M23.475697%23.475697%23.5%236,955237k2323.418418%23.418418%23.4%727,514728k23.365136%23.365136%23.4%110,229110k2423.217458%23.217458%23.2%15,712,75815.7M23.208388%23.208388%23.2%129,238129k2523.157634%23.157634%23.2%198,372198k2623.108006%23.108006%23.1%73,612,43873.6M22.998471%22.998471%23.0%89,50289.5k2722.928906%22.928906%22.9%140,227140k2822.855339%22.855339%22.9%102,788103k2922.726089%22.726089%22.7%190,226190k3022.571967%22.571967%22.6%83922.168125%22.168125%22.2%345,809346k3121.964059%21.964059%22.0%1,21021.913385%21.913385%21.9%594,733595k3221.865242%21.865242%21.9%96,49796.5k3321.726884%21.726884%21.7%114,628115k3421.605988%21.605988%21.6%846,711847k3521.537938%21.537938%21.5%138,655139k3621.399702%21.399702%21.4%194,262194k3721.199117%21.199117%21.2%1,793,8611.79M3821.123671%21.123671%21.1%131,178131k3920.904355%20.904355%20.9%10,63310.6k20.804563%20.804563%20.8%9,00920.705017%20.705017%20.7%137,337137k4020.651042%20.651042%20.7%283,913284k4120.390011%20.390011%20.4%84,01584.0k4219.962439%19.962439%20.0%80,78280.8k4318.722638%18.722638%18.7%85,44685.4k4418.415892%18.415892%18.4%114,287114k4517.996773%17.996773%18.0%77,85877.9k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4815.290895%15.290895%15.3%102,273102k4914.782609%14.782609%14.8%3413.481174%13.481174%13.5%114,628115k500.000000%0.000000%0.0%0
Count number of children
# rank of place 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:
Iowa
County:
Cerro Gordo
Metro Area:
Mason City Area
Township:
Portland
ZIP Codes:
50401, 50458
Unified School District:
Central Springs
Congressional District:
IA-4
State Senate District:
IA-26
State House District:
IA-52
Nearby Cities:
Clear Lake, Manly, Mason City, Nora Springs, Plymouth, Rock Falls, Rockford, Rockwell, Rudd
Nearby Unincorporated Places:
Burchinal