Population of Winnebago County, Illinois (County)

Map of Population by County Subdivision in Winnebago County

Population Density Population by County Subdivision#1

Population per square mile of land (excluding water areas):
20/mi²330/mi²640/mi²950/mi²1,260/mi²1,580/mi²

Population Population by County Subdivision#2

Total population:
0k35k70k105k140k175k
Road Data ©OpenStreetMap

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Map of Population by Tract in Winnebago County

Population Density Population by Tract#3

Population per square mile of land (excluding water areas):
0/mi²1,600/mi²3,100/mi²4,700/mi²6,200/mi²7,900/mi²

Population Population by Tract#4

Total population:
01,7003,5005,2006,9008,700
Road Data ©OpenStreetMap

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Map of Population by Block Group in Winnebago County

Population Density Population by Block Group#5

Population per square mile of land (excluding water areas):
0/mi²2,300/mi²4,700/mi²7,000/mi²9,400/mi²11,800/mi²

Population Population by Block Group#6

Total population:
08001,7002,5003,3004,200
Road Data ©OpenStreetMap

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Population by Place in Winnebago County

There are 12 places that are fully or partially contained within Winnebago County (8 fully and 4 partially). This section compares all 12 of those to each other.

Total Population by Place#7

Scope: population of selected places in Winnebago County
0k50k100k#RockfordLoves ParkMachesney ParkMachesney PkRoscoeRocktonSouth BeloitCherry ValleyWinnebagoPecatonicaLake SummersetLk SummersetDurandNew Milford149,597.000000149,597.000000149.60k124,499.00000024,499.00000024.50k223,002.00000023,002.00000023.00k310,666.00000010,666.00000010.67k47,596.0000007,596.0000007.60k57,589.0000007,589.0000007.59k63,129.0000003,129.0000003.13k73,008.0000003,008.0000003.01k82,315.0000002,315.0000002.32k91,943.0000001,943.0000001.94k101,315.0000001,315.0000001.32k11644.000000644.0000000.64k12

Population Density by Place#8

People per square mile (excluding waters).
Scope: population of selected places in Winnebago County
05001,0001,5002,000#RockfordMachesney ParkMachesney PkPecatonicaWinnebagoLoves ParkDurandRocktonSouth BeloitRoscoeLake SummersetLk SummersetNew MilfordCherry Valley2,357.0232062,357.0232062,35711,813.2639431,813.2639431,81321,793.0139391,793.0139391,79331,552.9831171,552.9831171,55341,492.3870161,492.3870161,49251,409.3379871,409.3379871,40961,383.2832561,383.2832561,38371,288.5574651,288.5574651,28981,034.0328891,034.0328891,0349944.339756944.33975694410447.257585447.25758544711373.870506373.87050637412

Population by County Subdivision in Winnebago County

There are 14 county subdivisions in Winnebago County. This section compares all 14 of those to each other.

Total Population by County Subdivision#9

Scope: population of selected county subdivisions in Winnebago County
0k50k100k150k#Rockford TownshipRockfordHarlem TownshipHarlemCherry Valley TownshipCherry VlyRoscoe TownshipRoscoeRockton TownshipRocktonWinnebago TownshipWinnebagoPecatonica TownshipPecatonicaOwen TownshipDurand TownshipDurandShirland TownshipShirlandBurritt TownshipBurrittLaona TownshipLaonaSeward TownshipSewardHarrison TownshipHarrison174,278.000000174,278.000000174.28k139,448.00000039,448.00000039.45k219,461.00000019,461.00000019.46k319,388.00000019,388.00000019.39k416,125.00000016,125.00000016.13k55,178.0000005,178.0000005.18k64,237.0000004,237.0000004.24k73,734.0000003,734.0000003.73k82,281.0000002,281.0000002.28k91,192.0000001,192.0000001.19k101,192.0000001,192.0000001.19k111,171.0000001,171.0000001.17k12718.000000718.0000000.72k13493.000000493.0000000.49k14

Population Density by County Subdivision#10

People per square mile (excluding waters).
Scope: population of selected county subdivisions in Winnebago County
05001,0001,500#Rockford TownshipRockfordHarlem TownshipHarlemCherry Valley TownshipCherry VlyRoscoe TownshipRoscoeRockton TownshipRocktonWinnebago TownshipWinnebagoPecatonica TownshipPecatonicaOwen TownshipDurand TownshipDurandShirland TownshipShirlandLaona TownshipLaonaBurritt TownshipBurrittSeward TownshipSewardHarrison TownshipHarrison1,570.1453951,570.1453951,57011,202.4750351,202.4750351,2022641.265082641.2650826413631.894596631.8945966324445.196956445.1969564455156.712012156.7120121576120.596356120.5963561217105.767455105.767455106877.01882677.01882677962.12249362.122493621043.17124043.171240431136.66261936.662619371220.04854620.048546201320.02882720.0288272014

Population by County in the Rockford Area

There are 2 counties in the Rockford Area. This section compares Winnebago County to all of the counties in the Rockford Area.

Total Population by County#11

Scope: population of Winnebago County and selected other counties in the Rockford Area
0k50k100k150k200k250k#Winnebago CountyWinnebagoBoone CountyBoone288,896.000000288,896.000000288.90k153,656.00000053,656.00000053.66k2

Population Density by County#12

People per square mile (excluding waters).
Scope: population of Winnebago County and selected other counties in the Rockford Area
0100200300400500#Winnebago CountyWinnebagoBoone CountyBoone562.712970562.7129705631191.126531191.1265311912

Population by County in Illinois

There are 102 counties in Illinois. This section compares Winnebago County to the 50 most populous counties in Illinois. The least populous of the compared counties has a population of 29,301.

Total Population by County#13

Scope: population of Winnebago County and selected other counties in Illinois
0M1M2M3M4M5M#Cook CountyCookDuPage CountyDuPageLake CountyLakeWill CountyWillKane CountyKaneMcHenry CountyMcHenryWinnebago CountyWinnebagoMadison CountyMadisonSt. Clair CountySt. ClairChampaign CountyChampaignSangamon CountySangamonPeoria CountyPeoriaMcLean CountyMcLeanRock Island CountyRock IslandTazewell CountyTazewellKendall CountyKendallLaSalle CountyLaSalleKankakee CountyKankakeeMacon CountyMaconDeKalb CountyDeKalbVermilion CountyVermilionWilliamson CountyWilliamsonAdams CountyAdamsJackson CountyJacksonWhiteside CountyWhitesideBoone CountyBooneColes CountyColesOgle CountyOgleKnox CountyKnoxGrundy CountyGrundyHenry CountyHenryMacoupin CountyMacoupinStephenson CountyStephensonFranklin CountyFranklinWoodford CountyWoodfordJefferson CountyJeffersonMarion CountyMarionClinton CountyClintonLivingston CountyLivingstonFulton CountyFultonMorgan CountyMorganLee CountyLeeEffingham CountyEffinghamChristian CountyChristianBureau CountyBureauMonroe CountyMonroeRandolph CountyRandolphMcDonough CountyMcDonoughLogan CountyLoganMontgomery CountyMontgomery5,227,575.0000005,227,575.0000005.23M1930,514.000000930,514.0000000.93M2702,890.000000702,890.0000000.70M3685,378.000000685,378.0000000.69M4526,615.000000526,615.0000000.53M5307,083.000000307,083.0000000.31M6288,896.000000288,896.0000000.29M7266,759.000000266,759.0000000.27M8265,569.000000265,569.0000000.27M9206,420.000000206,420.0000000.21M10198,639.000000198,639.0000000.20M11186,818.000000186,818.0000000.19M12173,254.000000173,254.0000000.17M13146,536.000000146,536.0000000.15M14135,400.000000135,400.0000000.14M15121,452.000000121,452.0000000.12M16111,935.000000111,935.0000000.11M17111,493.000000111,493.0000000.11M18108,404.000000108,404.0000000.11M19104,458.000000104,458.0000000.10M2079,613.00000079,613.0000000.08M2167,336.00000067,336.0000000.07M2266,949.00000066,949.0000000.07M2359,188.00000059,188.0000000.06M2457,155.00000057,155.0000000.06M2553,656.00000053,656.0000000.05M2652,802.00000052,802.0000000.05M2752,034.00000052,034.0000000.05M2851,752.00000051,752.0000000.05M2950,338.00000050,338.0000000.05M3049,681.00000049,681.0000000.05M3146,482.00000046,482.0000000.05M3246,283.00000046,283.0000000.05M3339,503.00000039,503.0000000.04M3439,123.00000039,123.0000000.04M3538,523.00000038,523.0000000.04M3638,503.00000038,503.0000000.04M3737,858.00000037,858.0000000.04M3837,278.00000037,278.0000000.04M3936,047.00000036,047.0000000.04M4034,801.00000034,801.0000000.03M4134,718.00000034,718.0000000.03M4234,356.00000034,356.0000000.03M4333,888.00000033,888.0000000.03M4433,822.00000033,822.0000000.03M4533,703.00000033,703.0000000.03M4632,934.00000032,934.0000000.03M4731,727.00000031,727.0000000.03M4829,820.00000029,820.0000000.03M4929,301.00000029,301.0000000.03M50

Population Density by County#14

People per square mile (excluding waters).
Scope: population of Winnebago County and selected other counties in Illinois
0k1k2k3k4k5k#Cook CountyCookDuPage CountyDuPageLake CountyLakeKane CountyKaneWill CountyWillWinnebago CountyWinnebagoMcHenry CountyMcHenrySt. Clair CountySt. ClairKendall CountyKendallMadison CountyMadisonRock Island CountyRock IslandPeoria CountyPeoriaSangamon CountySangamonTazewell CountyTazewellChampaign CountyChampaignBoone CountyBooneMacon CountyMaconDeKalb CountyDeKalbKankakee CountyKankakeeWilliamson CountyWilliamsonMcLean CountyMcLeanGrundy CountyGrundyColes CountyColesJackson CountyJacksonLaSalle CountyLaSalleFranklin CountyFranklinVermilion CountyVermilionMonroe CountyMonroeWhiteside CountyWhitesideStephenson CountyStephensonClinton CountyClintonAdams CountyAdamsWoodford CountyWoodfordKnox CountyKnoxEffingham CountyEffinghamOgle CountyOgleJefferson CountyJeffersonMarion CountyMarionMorgan CountyMorganHenry CountyHenryRandolph CountyRandolphMacoupin CountyMacoupinMcDonough CountyMcDonoughLogan CountyLoganLee CountyLeeChristian CountyChristianFulton CountyFultonMontgomery CountyMontgomeryBureau CountyBureauLivingston CountyLivingston5,531.8762675,531.8762675.53k12,841.1113252,841.1113252.84k21,583.5237861,583.5237861.58k31,012.4034931,012.4034931.01k4818.914406818.9144060.82k5562.712970562.7129700.56k6509.071766509.0717660.51k7403.735929403.7359290.40k8379.200417379.2004170.38k9372.706997372.7069970.37k10342.806605342.8066050.34k11301.713756301.7137560.30k12228.767217228.7672170.23k13209.310574209.3105740.21k14207.199861207.1998610.21k15191.126531191.1265310.19k16186.682193186.6821930.19k17165.451396165.4513960.17k18164.791309164.7913090.16k19160.257072160.2570720.16k20146.409829146.4098290.15k21120.410875120.4108750.12k22103.882105103.8821050.10k23101.336830101.3368300.10k2498.60928798.6092870.10k2596.61025796.6102570.10k2688.61954488.6195440.09k2787.53644087.5364400.09k2883.52943583.5294350.08k2981.98223281.9822320.08k3079.85490479.8549040.08k3178.28410178.2841010.08k3274.12308174.1230810.07k3372.23745272.2374520.07k3471.75778071.7577800.07k3568.59417068.5941700.07k3667.44618467.4461840.07k3767.26893167.2689310.07k3861.18279361.1827930.06k3960.36596660.3659660.06k4057.22645657.2264560.06k4153.86601353.8660130.05k4253.82864553.8286450.05k4348.24802048.2480200.05k4447.89633847.8963380.05k4547.77147347.7714730.05k4641.64418641.6441860.04k4741.63928241.6392820.04k4838.91910638.9191060.04k4935.69908835.6990880.04k50

Population by County in the United States

There are 3,142 counties in the United States. This section compares Winnebago 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#15

Scope: population of Winnebago 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 CountyFairfieldWinnebago CountyWinnebago10,057,155.00000010,057,155.00000010.06M15,227,575.0000005,227,575.0000005.23M24,434,257.0000004,434,257.0000004.43M34,088,549.0000004,088,549.0000004.09M43,253,356.0000003,253,356.0000003.25M53,132,211.0000003,132,211.0000003.13M62,664,418.0000002,664,418.0000002.66M72,606,852.0000002,606,852.0000002.61M82,513,054.0000002,513,054.0000002.51M92,323,892.0000002,323,892.0000002.32M102,310,011.0000002,310,011.0000002.31M112,106,754.0000002,106,754.0000002.11M122,079,550.0000002,079,550.0000002.08M132,070,153.0000002,070,153.0000002.07M141,947,529.0000001,947,529.0000001.95M151,885,056.0000001,885,056.0000001.89M161,863,780.0000001,863,780.0000001.86M171,858,699.0000001,858,699.0000001.86M181,767,593.0000001,767,593.0000001.77M191,634,989.0000001,634,989.0000001.63M201,605,217.0000001,605,217.0000001.61M211,567,610.0000001,567,610.0000001.57M221,559,938.0000001,559,938.0000001.56M231,498,130.0000001,498,130.0000001.50M241,479,300.0000001,479,300.0000001.48M251,436,785.0000001,436,785.0000001.44M261,398,757.0000001,398,757.0000001.40M271,356,801.0000001,356,801.0000001.36M281,323,059.0000001,323,059.0000001.32M291,258,710.0000001,258,710.0000001.26M301,256,055.0000001,256,055.0000001.26M311,235,215.0000001,235,215.0000001.24M321,232,118.0000001,232,118.0000001.23M331,230,360.0000001,230,360.0000001.23M341,209,265.0000001,209,265.0000001.21M351,148,176.0000001,148,176.0000001.15M361,132,887.0000001,132,887.0000001.13M371,107,925.0000001,107,925.0000001.11M381,092,518.0000001,092,518.0000001.09M391,026,371.0000001,026,371.0000001.03M401,011,774.0000001,011,774.0000001.01M411,003,338.0000001,003,338.0000001.00M421,000,560.0000001,000,560.0000001.00M43998,576.000000998,576.0000001.00M44996,757.000000996,757.0000001.00M45986,999.000000986,999.0000000.99M46969,229.000000969,229.0000000.97M47963,160.000000963,160.0000000.96M48955,306.000000955,306.0000000.96M49941,618.000000941,618.0000000.94M50288,896.000000288,896.0000000.29M

Population Density by County#16

People per square mile (excluding waters).
Scope: population of Winnebago 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 BeachWinnebago CountyWinnebagoMaricopa CountyMaricopaRiverside CountyRiversideClark CountyClarkFresno CountyFresnoPima CountyPimaSan Bernardino CountySan Bernardino72,167.60597972,167.60597972.17k137,340.67621837,340.67621837.34k234,167.96880134,167.96880134.17k321,237.94747821,237.94747821.24k411,625.88366911,625.88366911.63k55,531.8762675,531.8762675.53k64,763.9163794,763.9163794.76k73,961.7034453,961.7034453.96k83,953.6841943,953.6841943.95k92,898.4456972,898.4456972.90k102,888.1522602,888.1522602.89k112,878.4220552,878.4220552.88k122,753.3818582,753.3818582.75k132,600.9540812,600.9540812.60k142,478.2396272,478.2396272.48k152,314.3614822,314.3614822.31k162,254.9978792,254.9978792.25k172,251.3192932,251.3192932.25k182,184.2050692,184.2050692.18k192,171.8733742,171.8733742.17k202,081.8544912,081.8544912.08k211,970.4926601,970.4926601.97k221,932.3437311,932.3437311.93k231,917.0752881,917.0752881.92k241,892.4081641,892.4081641.89k251,685.2478291,685.2478291.69k261,643.3391511,643.3391511.64k271,643.1276081,643.1276081.64k281,544.1986571,544.1986571.54k291,533.0483871,533.0483871.53k301,532.9159351,532.9159351.53k311,506.6615071,506.6615071.51k321,499.0984171,499.0984171.50k331,472.2923611,472.2923611.47k341,459.9180661,459.9180661.46k351,423.9503141,423.9503141.42k361,403.3126861,403.3126861.40k371,390.4953151,390.4953151.39k381,296.7175361,296.7175361.30k391,196.1706231,196.1706231.20k401,157.6775431,157.6775431.16k41982.963629982.9636290.98k42773.385727773.3857270.77k43710.067520710.0675200.71k44562.712970562.7129700.56k444.446561444.4465610.44k45322.481032322.4810320.32k46262.321925262.3219250.26k47161.637031161.6370310.16k48109.210256109.2102560.11k49105.036867105.0368670.11k50

Definitions

This page reports on the population distribution in Winnebago 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.

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