Population of Iowa County, Iowa (County)

Map of Population by County Subdivision in Iowa County

Population Density Population by County Subdivision#1

Population per square mile of land (excluding water areas):
5/mi²23/mi²42/mi²60/mi²78/mi²97/mi²

Population Population by County Subdivision#2

Total population:
1008001,5002,2002,8003,500
Road Data ©OpenStreetMap

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Map of Population by Tract in Iowa County

Population Density Population by Tract#3

Population per square mile of land (excluding water areas):
20.4/mi²23.4/mi²26.4/mi²29.3/mi²32.3/mi²35.4/mi²

Population Population by Tract#4

Total population:
3,3503,7204,0904,4604,8305,200
Road Data ©OpenStreetMap

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Map of Population by Block Group in Iowa County

Population Density Population by Block Group#5

Population per square mile of land (excluding water areas):
0/mi²110/mi²210/mi²310/mi²410/mi²510/mi²

Population Population by Block Group#6

Total population:
5208201,1201,4201,7202,020
Road Data ©OpenStreetMap

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Population by Place in Iowa County

There are 15 places that are fully or partially contained within Iowa County (13 fully and 2 partially). This section compares all 15 of those to each other.

Total Population by Place#7

Scope: population of selected places in Iowa County
05001,0001,5002,0002,5003,000#WilliamsburgMarengoNorth EnglishVictorMiddle AmanaConroyAmanaLadoraWest AmanaParnellHomesteadMillersburgSouth AmanaHigh AmanaEast Amana3,144.0000003,144.0000003,14412,927.0000002,927.0000002,92721,148.0000001,148.0000001,14831,026.0000001,026.0000001,0264423.000000423.0000004235375.000000375.0000003756367.000000367.0000003677308.000000308.0000003088212.000000212.0000002129206.000000206.00000020610178.000000178.00000017811154.000000154.00000015412105.000000105.00000010513104.000000104.0000001041440.00000040.0000004015
# rank of place out of 15 by population

Population Density by Place#8

People per square mile (excluding waters).
Scope: population of selected places in Iowa County
05001,0001,5002,000#VictorNorth EnglishMarengoParnellMillersburgLadoraWilliamsburgWest AmanaConroyMiddle AmanaAmanaHigh AmanaHomesteadSouth AmanaEast Amana2,117.0772172,117.0772172,11712,074.7824082,074.7824082,07521,407.9235191,407.9235191,40831,192.0442531,192.0442531,19241,139.6566361,139.6566361,14051,014.1643681,014.1643681,0146840.980874840.9808748417778.759294778.7592947798491.895172491.8951724929400.260335400.26033540010325.852460325.85246032611270.225647270.22564727012103.846352103.8463521041375.82196675.821966761456.02315256.0231525615
# rank of place out of 15 by population density

Population by County Subdivision in Iowa County

There are 16 county subdivisions in Iowa County. This section compares all 16 of those to each other.

Total Population by County Subdivision#9

Scope: population of selected county subdivisions in Iowa County
0k1k2k3k#Troy TownshipMarengo TownshipMarengoEnglish TownshipEnglishHartford TownshipHartfordLenox TownshipLenoxWashington TownshipWashingtonIowa TownshipHilton TownshipHiltonFillmore TownshipFillmoreYork TownshipGreene TownshipGrnHoney Creek TownshipHoney CrkSumner TownshipSumnerDayton TownshipDaytonPilot TownshipPilotLincoln TownshipLincoln3,485.0000003,485.0000003.49k12,540.0000002,540.0000002.54k21,646.0000001,646.0000001.65k31,515.0000001,515.0000001.52k41,436.0000001,436.0000001.44k51,203.0000001,203.0000001.20k6888.000000888.0000000.89k7643.000000643.0000000.64k8642.000000642.0000000.64k9600.000000600.0000000.60k10470.000000470.0000000.47k11317.000000317.0000000.32k12280.000000280.0000000.28k13239.000000239.0000000.24k14232.000000232.0000000.23k15190.000000190.0000000.19k16
# rank of county subdivision out of 16 by population

Population Density by County Subdivision#10

People per square mile (excluding waters).
Scope: population of selected county subdivisions in Iowa County
0102030405060708090#Troy TownshipMarengo TownshipMarengoEnglish TownshipEnglishHartford TownshipHartfordLenox TownshipLenoxWashington TownshipWashingtonIowa TownshipHilton TownshipHiltonYork TownshipFillmore TownshipFillmoreGreene TownshipGrnHoney Creek TownshipHoney CrkSumner TownshipSumnerPilot TownshipPilotDayton TownshipDaytonLincoln TownshipLincoln96.31106796.31106796169.79031269.79031270243.52839543.52839544341.63102741.63102742439.75995939.75995940533.09075233.09075233624.55890724.55890725717.81008217.81008218816.78415016.78415017916.70148716.701487171012.45539812.45539812118.7485918.7485919127.6896817.6896818136.4058286.4058286146.3275576.3275576155.2223995.222399516
# rank of county subdivision out of 16 by population density

Population by County in Iowa

There are 99 counties in Iowa. This section compares Iowa County to the 50 most populous counties in Iowa. The least populous of the compared counties has a population of 15,552.

Total Population by County#11

Scope: population of Iowa County and selected other counties in Iowa
0k100k200k300k400k#Polk CountyPolkLinn CountyLinnScott CountyScottJohnson CountyJohnsonBlack Hawk CountyBlack HawkWoodbury CountyWoodburyDubuque CountyDubuqueStory CountyStoryPottawattamie CountyPottawattamieDallas CountyDallasWarren CountyWarrenClinton CountyClintonCerro Gordo CountyCerro GordoMuscatine CountyMuscatineMarshall CountyMarshallDes Moines CountyDes MoinesWebster CountyWebsterJasper CountyJasperWapello CountyWapelloLee CountyLeeSioux CountySiouxMarion CountyMarionBoone CountyBooneBenton CountyBentonPlymouth CountyPlymouthBremer CountyBremerMahaska CountyMahaskaWashington CountyWashingtonBuchanan CountyBuchananWinneshiek CountyWinneshiekCarroll CountyCarrollJones CountyJonesBuena Vista CountyBuena VistaFayette CountyFayetteHenry CountyHenryJackson CountyJacksonPoweshiek CountyPoweshiekCedar CountyCedarClayton CountyClaytonJefferson CountyJeffersonDelaware CountyDelawareTama CountyTamaHardin CountyHardinCrawford CountyCrawfordDickinson CountyDickinsonClay CountyClayIowa CountyIowaFloyd CountyFloydMadison CountyMadisonPage CountyPage459,159.000000459,159.000000459.16k1218,076.000000218,076.000000218.08k2171,116.000000171,116.000000171.12k3142,006.000000142,006.000000142.01k4132,821.000000132,821.000000132.82k5102,426.000000102,426.000000102.43k696,359.00000096,359.00000096.36k794,834.00000094,834.00000094.83k893,198.00000093,198.00000093.20k978,074.00000078,074.00000078.07k1048,170.00000048,170.00000048.17k1147,972.00000047,972.00000047.97k1243,303.00000043,303.00000043.30k1342,949.00000042,949.00000042.95k1440,735.00000040,735.00000040.74k1540,114.00000040,114.00000040.11k1637,050.00000037,050.00000037.05k1736,715.00000036,715.00000036.72k1835,242.00000035,242.00000035.24k1935,172.00000035,172.00000035.17k2034,621.00000034,621.00000034.62k2133,197.00000033,197.00000033.20k2226,411.00000026,411.00000026.41k2325,720.00000025,720.00000025.72k2424,972.00000024,972.00000024.97k2524,663.00000024,663.00000024.66k2622,324.00000022,324.00000022.32k2722,115.00000022,115.00000022.12k2821,031.00000021,031.00000021.03k2920,789.00000020,789.00000020.79k3020,555.00000020,555.00000020.56k3120,481.00000020,481.00000020.48k3220,445.00000020,445.00000020.45k3320,391.00000020,391.00000020.39k3419,941.00000019,941.00000019.94k3519,529.00000019,529.00000019.53k3618,622.00000018,622.00000018.62k3718,389.00000018,389.00000018.39k3817,735.00000017,735.00000017.74k3917,662.00000017,662.00000017.66k4017,445.00000017,445.00000017.45k4117,423.00000017,423.00000017.42k4217,324.00000017,324.00000017.32k4317,147.00000017,147.00000017.15k4417,046.00000017,046.00000017.05k4516,478.00000016,478.00000016.48k4616,326.00000016,326.00000016.33k4716,004.00000016,004.00000016.00k4815,661.00000015,661.00000015.66k4915,552.00000015,552.00000015.55k50
# rank of county out of 50 by population

Population Density by County#12

People per square mile (excluding waters).
Scope: population of Iowa County and selected other counties in Iowa
0100200300400500600700800#Polk CountyPolkScott CountyScottLinn CountyLinnBlack Hawk CountyBlack HawkJohnson CountyJohnsonStory CountyStoryDubuque CountyDubuqueDallas CountyDallasWoodbury CountyWoodburyMuscatine CountyMuscatinePottawattamie CountyPottawattamieDes Moines CountyDes MoinesWarren CountyWarrenWapello CountyWapelloCerro Gordo CountyCerro GordoMarshall CountyMarshallClinton CountyClintonLee CountyLeeMarion CountyMarionBremer CountyBremerWebster CountyWebsterJasper CountyJasperBoone CountyBooneHenry CountyHenrySioux CountySiouxDickinson CountyDickinsonJefferson CountyJeffersonMahaska CountyMahaskaWashington CountyWashingtonBuchanan CountyBuchananCarroll CountyCarrollBenton CountyBentonJones CountyJonesBuena Vista CountyBuena VistaFloyd CountyFloydPoweshiek CountyPoweshiekCedar CountyCedarJackson CountyJacksonHardin CountyHardinDelaware CountyDelawareWinneshiek CountyWinneshiekPage CountyPageClay CountyClayPlymouth CountyPlymouthMadison CountyMadisonFayette CountyFayetteIowa CountyIowaTama CountyTamaCrawford CountyCrawfordClayton CountyClayton800.368330800.3683308001373.543011373.5430113742304.193640304.1936403043234.756406234.7564062354231.267430231.2674302315165.596746165.5967461666158.407204158.4072041587132.688132132.6881321338117.340402117.340402117998.18149998.181499981098.04518298.045182981196.40285796.402857961284.53400284.534002851381.60894081.608940821476.19787276.197872761571.15246071.152460711669.03254669.032546691767.96225467.962254681859.86936059.869360601956.63418756.634187572051.77338851.773388522150.26574750.265747502246.20768546.207685462345.91262345.912623462445.08733445.087334452544.78650044.786500452640.55424240.554242412739.10571939.105719392838.87647238.876472392936.83059036.830590373036.09705636.097056363135.90850835.908508363235.58069435.580694363335.56259035.562590363431.96758931.967589323531.83696631.836966323631.73606631.736066323730.70411030.704110313830.42978230.429782303930.19439730.194397304030.13536030.135360304129.07222429.072224294229.04953929.049539294328.94202528.942025294427.91591627.915916284527.90115427.901154284627.83837027.838370284724.16466424.164664244824.00902724.009027244922.78101222.7810122350
# rank of county out of 50 by population density

Population by County in the United States

There are 3,142 counties in the United States. This section compares Iowa County to the 50 most populous counties in the United States. The least populous of the compared counties has a population of 941,618.

Total Population by County#13

Scope: population of Iowa County and selected other counties in the United States
0M2M4M6M8M10M#Los Angeles CountyLos AngelesCook CountyCookHarris CountyHarrisMaricopa CountyMaricopaSan Diego CountySan DiegoOrange CountyOrangeMiami-Dade CountyMiami-DadeKings CountyKingsDallas CountyDallasRiverside CountyRiversideQueens CountyQueensSan Bernardino CountySan BernardinoKing CountyKingClark CountyClarkTarrant CountyTarrantSanta Clara CountySanta ClaraBroward CountyBrowardBexar CountyBexarWayne CountyWayneNew York CountyNew YorkAlameda CountyAlamedaMiddlesex CountyMiddlesexPhiladelphia CountyPhiladelphiaSuffolk CountySuffolkSacramento CountySacramentoBronx CountyBronxPalm Beach CountyPalm BeachNassau CountyNassauHillsborough CountyHillsboroughCuyahoga CountyCuyahogaOrange CountyOrangeOakland CountyOaklandFranklin CountyFranklinAllegheny CountyAlleghenyHennepin CountyHennepinTravis CountyTravisFairfax CountyFairfaxContra Costa CountyContra CostaSalt Lake CountySalt LakeMontgomery CountyMontgomeryMecklenburg CountyMecklenburgPima CountyPimaSt. Louis CountySt. LouisWake CountyWakeFulton CountyFultonHonolulu CountyHonoluluWestchester CountyWestchesterFresno CountyFresnoMilwaukee CountyMilwaukeeFairfield CountyFairfieldIowa CountyIowa10,057,155.00000010,057,155.00000010.06M15,227,575.0000005,227,575.0000005.23M24,434,257.0000004,434,257.0000004.43M34,088,549.0000004,088,549.0000004.09M43,253,356.0000003,253,356.0000003.25M53,132,211.0000003,132,211.0000003.13M62,664,418.0000002,664,418.0000002.66M72,606,852.0000002,606,852.0000002.61M82,513,054.0000002,513,054.0000002.51M92,323,892.0000002,323,892.0000002.32M102,310,011.0000002,310,011.0000002.31M112,106,754.0000002,106,754.0000002.11M122,079,550.0000002,079,550.0000002.08M132,070,153.0000002,070,153.0000002.07M141,947,529.0000001,947,529.0000001.95M151,885,056.0000001,885,056.0000001.89M161,863,780.0000001,863,780.0000001.86M171,858,699.0000001,858,699.0000001.86M181,767,593.0000001,767,593.0000001.77M191,634,989.0000001,634,989.0000001.63M201,605,217.0000001,605,217.0000001.61M211,567,610.0000001,567,610.0000001.57M221,559,938.0000001,559,938.0000001.56M231,498,130.0000001,498,130.0000001.50M241,479,300.0000001,479,300.0000001.48M251,436,785.0000001,436,785.0000001.44M261,398,757.0000001,398,757.0000001.40M271,356,801.0000001,356,801.0000001.36M281,323,059.0000001,323,059.0000001.32M291,258,710.0000001,258,710.0000001.26M301,256,055.0000001,256,055.0000001.26M311,235,215.0000001,235,215.0000001.24M321,232,118.0000001,232,118.0000001.23M331,230,360.0000001,230,360.0000001.23M341,209,265.0000001,209,265.0000001.21M351,148,176.0000001,148,176.0000001.15M361,132,887.0000001,132,887.0000001.13M371,107,925.0000001,107,925.0000001.11M381,092,518.0000001,092,518.0000001.09M391,026,371.0000001,026,371.0000001.03M401,011,774.0000001,011,774.0000001.01M411,003,338.0000001,003,338.0000001.00M421,000,560.0000001,000,560.0000001.00M43998,576.000000998,576.0000001.00M44996,757.000000996,757.0000001.00M45986,999.000000986,999.0000000.99M46969,229.000000969,229.0000000.97M47963,160.000000963,160.0000000.96M48955,306.000000955,306.0000000.96M49941,618.000000941,618.0000000.94M5016,326.00000016,326.0000000.02M
# rank of county out of 50 by population

Population Density by County#14

People per square mile (excluding waters).
Scope: population of Iowa County and selected other counties in the United States
0k10k20k30k40k50k60k70k#New York CountyNew YorkKings CountyKingsBronx CountyBronxQueens CountyQueensPhiladelphia CountyPhiladelphiaCook CountyCookNassau CountyNassauOrange CountyOrangeMilwaukee CountyMilwaukeeFairfax CountyFairfaxWayne CountyWayneDallas CountyDallasCuyahoga CountyCuyahogaHarris CountyHarrisLos Angeles CountyLos AngelesFranklin CountyFranklinTarrant CountyTarrantWestchester CountyWestchesterHennepin CountyHennepinAlameda CountyAlamedaMontgomery CountyMontgomerySt. Louis CountySt. LouisMecklenburg CountyMecklenburgMiddlesex CountyMiddlesexFulton CountyFultonAllegheny CountyAlleghenyHonolulu CountyHonoluluSuffolk CountySuffolkBroward CountyBrowardSacramento CountySacramentoContra Costa CountyContra CostaFairfield CountyFairfieldBexar CountyBexarSalt Lake CountySalt LakeSanta Clara CountySanta ClaraOakland CountyOaklandMiami-Dade CountyMiami-DadeOrange CountyOrangeHillsborough CountyHillsboroughWake CountyWakeTravis CountyTravisKing CountyKingSan Diego CountySan DiegoPalm Beach CountyPalm BeachMaricopa CountyMaricopaRiverside CountyRiversideClark CountyClarkFresno CountyFresnoPima CountyPimaSan Bernardino CountySan BernardinoIowa CountyIowa72,167.60597972,167.60597972.17k137,340.67621837,340.67621837.34k234,167.96880134,167.96880134.17k321,237.94747821,237.94747821.24k411,625.88366911,625.88366911.63k55,531.8762675,531.8762675.53k64,763.9163794,763.9163794.76k73,961.7034453,961.7034453.96k83,953.6841943,953.6841943.95k92,898.4456972,898.4456972.90k102,888.1522602,888.1522602.89k112,878.4220552,878.4220552.88k122,753.3818582,753.3818582.75k132,600.9540812,600.9540812.60k142,478.2396272,478.2396272.48k152,314.3614822,314.3614822.31k162,254.9978792,254.9978792.25k172,251.3192932,251.3192932.25k182,184.2050692,184.2050692.18k192,171.8733742,171.8733742.17k202,081.8544912,081.8544912.08k211,970.4926601,970.4926601.97k221,932.3437311,932.3437311.93k231,917.0752881,917.0752881.92k241,892.4081641,892.4081641.89k251,685.2478291,685.2478291.69k261,643.3391511,643.3391511.64k271,643.1276081,643.1276081.64k281,544.1986571,544.1986571.54k291,533.0483871,533.0483871.53k301,532.9159351,532.9159351.53k311,506.6615071,506.6615071.51k321,499.0984171,499.0984171.50k331,472.2923611,472.2923611.47k341,459.9180661,459.9180661.46k351,423.9503141,423.9503141.42k361,403.3126861,403.3126861.40k371,390.4953151,390.4953151.39k381,296.7175361,296.7175361.30k391,196.1706231,196.1706231.20k401,157.6775431,157.6775431.16k41982.963629982.9636290.98k42773.385727773.3857270.77k43710.067520710.0675200.71k44444.446561444.4465610.44k45322.481032322.4810320.32k46262.321925262.3219250.26k47161.637031161.6370310.16k48109.210256109.2102560.11k49105.036867105.0368670.11k5027.83837027.8383700.03k
# rank of county out of 50 by population density

Definitions

This page reports on the population distribution in Iowa County, both in terms of raw head counts, and in terms of population density per square mile.

  • Population: count of all residents of the given entity at the time of the survey, excluding visitors
  • Population Density: population divided by the total land area of the entity (i.e., excluding water areas contained in the entity)

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

Cities:
Ladora, Marengo, Millersburg, North English, Parnell, Victor, Williamsburg
Townships:
Dayton, English, Fillmore, Greene, Hartford, Hilton, Honey Creek, Iowa, Lenox, Lincoln, Marengo, Pilot, Sumner, Troy, Washington, York
Unincorporated Places:
Amana, Conroy, East Amana, High Amana, Homestead, Middle Amana, South Amana, West Amana
ZIP Codes:
50136, 52203, 52208, 52220, 52221, 52222, 52236, 52251, 52301, 52307, 52308, 52316, 52318, 52325, 52334, 52347, 52355, 52356, 52361
Unified School Districts:
Belle Plaine, Benton, Clear Creek-Amana, English Valleys, H-L-V, Iowa Valley, Mid-Prairie, Tri-County, Williamsburg
Congressional District:
IA-1
State Senate District:
IA-38
State House Districts:
IA-75, IA-76
Neighboring Counties:
Benton, Johnson, Keokuk, Linn, Poweshiek, Tama, Washington
Nearby Counties:
Black Hawk, Buchanan, Henry, Jefferson, Louisa, Mahaska, Monroe, Wapello