Population of Rock Island County, Illinois (County)

Map of Population by County Subdivision in Rock Island County

Population Density Population by County Subdivision#1

Population per square mile of land (excluding water areas):
0/mi²700/mi²1,500/mi²2,200/mi²2,900/mi²3,700/mi²

Population Population by County Subdivision#2

Total population:
0k8k15k22k29k37k
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Map of Population by Tract in Rock Island County

Population Density Population by Tract#3

Population per square mile of land (excluding water areas):
0/mi²1,500/mi²2,900/mi²4,400/mi²5,800/mi²7,300/mi²

Population Population by Tract#4

Total population:
1,2002,5003,7004,9006,2007,500
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Map of Population by Block Group in Rock Island County

Population Density Population by Block Group#5

Population per square mile of land (excluding water areas):
0/mi²2,300/mi²4,500/mi²6,800/mi²9,100/mi²11,400/mi²

Population Population by Block Group#6

Total population:
4709601,4401,9302,4202,910
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Population by Place in Rock Island County

There are 17 places that are fully or partially contained within Rock Island County (15 fully and 2 partially). This section compares all 17 of those to each other.

Total Population by Place#7

Scope: population of selected places in Rock Island County
0k10k20k30k40k#MolineRock IslandEast MolineSilvisMilanCoal ValleyCarbon CliffHamptonPort ByronAndalusiaRapids CityCoyne CenterCordovaOak GroveHillsdaleReynoldsRock Island ArsenalRock Is Arsenal42,805.00000042,805.00000042.81k138,647.00000038,647.00000038.65k221,394.00000021,394.00000021.39k37,546.0000007,546.0000007.55k45,097.0000005,097.0000005.10k53,825.0000003,825.0000003.83k62,024.0000002,024.0000002.02k71,996.0000001,996.0000002.00k81,670.0000001,670.0000001.67k91,148.0000001,148.0000001.15k101,095.0000001,095.0000001.10k111,083.0000001,083.0000001.08k12645.000000645.0000000.65k13562.000000562.0000000.56k14557.000000557.0000000.56k15444.000000444.0000000.44k16119.000000119.0000000.12k17

Population Density by Place#8

People per square mile (excluding waters).
Scope: population of selected places in Rock Island County
05001,0001,5002,0002,500#MolineRock IslandSilvisEast MolineCoal ValleyHamptonReynoldsCordovaCarbon CliffAndalusiaOak GroveHillsdaleMilanRapids CityPort ByronCoyne CenterRock Island ArsenalRock Is Arsenal2,581.6532392,581.6532392,58212,292.3679622,292.3679622,29221,763.9413451,763.9413451,76431,469.4461001,469.4461001,46941,383.0749581,383.0749581,38351,208.1181911,208.1181911,20861,195.3493061,195.3493061,19571,078.3536441,078.3536441,0788994.006334994.0063349949969.960217969.96021797010884.628668884.62866888511862.064390862.06439086212822.078000822.07800082213677.061748677.06174867714673.910170673.91017067415664.752354664.7523546651673.09127573.0912757317

Population by County Subdivision in Rock Island County

There are 18 county subdivisions in Rock Island County. This section compares all 18 of those to each other.

Total Population by County Subdivision#9

Scope: population of selected county subdivisions in Rock Island County
0k5k10k15k20k25k30k35k#South Moline TownshipS MolineMoline TownshipMolineHampton TownshipHamptonSouth Rock Island TownshipS Rock IsRock Island TownshipRock IsBlackhawk TownshipBlackhawkCoal Valley TownshipCoal VlyBowling TownshipBowlingAndalusia TownshipAndalusiaCoe TownshipPort Byron TownshipPort ByronEdgington TownshipEdgingtonRural TownshipRuralCanoe Creek TownshipCanoe CrkDrury TownshipDruryCordova TownshipCordovaBuffalo Prairie TownshipBuffalo PrairieZuma Township36,281.00000036,281.00000036.28k123,143.00000023,143.00000023.14k221,622.00000021,622.00000021.62k318,235.00000018,235.00000018.24k417,661.00000017,661.00000017.66k59,928.0000009,928.0000009.93k64,433.0000004,433.0000004.43k73,395.0000003,395.0000003.40k82,261.0000002,261.0000002.26k91,642.0000001,642.0000001.64k101,457.0000001,457.0000001.46k111,427.0000001,427.0000001.43k121,028.0000001,028.0000001.03k13948.000000948.0000000.95k14916.000000916.0000000.92k15823.000000823.0000000.82k16782.000000782.0000000.78k17554.000000554.0000000.55k18

Population Density by County Subdivision#10

People per square mile (excluding waters).
Scope: population of selected county subdivisions in Rock Island County
0k1k2k3k#Rock Island TownshipRock IsMoline TownshipMolineSouth Rock Island TownshipS Rock IsSouth Moline TownshipS MolineHampton TownshipHamptonPort Byron TownshipPort ByronCoal Valley TownshipCoal VlyBlackhawk TownshipBlackhawkAndalusia TownshipAndalusiaBowling TownshipBowlingCanoe Creek TownshipCanoe CrkCoe TownshipEdgington TownshipEdgingtonCordova TownshipCordovaRural TownshipRuralZuma TownshipDrury TownshipDruryBuffalo Prairie TownshipBuffalo Prairie3,650.9047223,650.9047223.65k13,581.7771393,581.7771393.58k22,645.2757522,645.2757522.65k32,276.6989922,276.6989922.28k4633.299199633.2991990.63k5410.408376410.4083760.41k6376.389117376.3891170.38k7354.986337354.9863370.35k8176.570618176.5706180.18k992.06815092.0681500.09k1065.64789565.6478950.07k1145.77466745.7746670.05k1239.98360539.9836050.04k1333.34769233.3476920.03k1428.39789828.3978980.03k1523.31408023.3140800.02k1618.52555118.5255510.02k1716.95347116.9534710.02k18

Population by County in the Davenport Area

There are 4 counties in the Davenport Area. This section compares Rock Island County to all of the counties in the Davenport Area.

Total Population by County#11

Scope: population of Rock Island County and selected other counties in the Davenport Area
0k50k100k150k#Scott CountyScottRock Island CountyRock IslandHenry CountyHenryMercer CountyMercer171,116.000000171,116.000000171.12k1146,536.000000146,536.000000146.54k249,681.00000049,681.00000049.68k315,971.00000015,971.00000015.97k4

Population Density by County#12

People per square mile (excluding waters).
Scope: population of Rock Island County and selected other counties in the Davenport Area
050100150200250300350#Scott CountyScottRock Island CountyRock IslandHenry CountyHenryMercer CountyMercer373.543011373.5430113741342.806605342.806605343260.36596660.36596660328.45867928.458679284

Population by County in Illinois

There are 102 counties in Illinois. This section compares Rock Island 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 Rock Island 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 Rock Island 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 Rock Island 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 Rock Island 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 CountyFairfieldRock Island CountyRock Island10,057,155.00000010,057,155.00000010.06M15,227,575.0000005,227,575.0000005.23M24,434,257.0000004,434,257.0000004.43M34,088,549.0000004,088,549.0000004.09M43,253,356.0000003,253,356.0000003.25M53,132,211.0000003,132,211.0000003.13M62,664,418.0000002,664,418.0000002.66M72,606,852.0000002,606,852.0000002.61M82,513,054.0000002,513,054.0000002.51M92,323,892.0000002,323,892.0000002.32M102,310,011.0000002,310,011.0000002.31M112,106,754.0000002,106,754.0000002.11M122,079,550.0000002,079,550.0000002.08M132,070,153.0000002,070,153.0000002.07M141,947,529.0000001,947,529.0000001.95M151,885,056.0000001,885,056.0000001.89M161,863,780.0000001,863,780.0000001.86M171,858,699.0000001,858,699.0000001.86M181,767,593.0000001,767,593.0000001.77M191,634,989.0000001,634,989.0000001.63M201,605,217.0000001,605,217.0000001.61M211,567,610.0000001,567,610.0000001.57M221,559,938.0000001,559,938.0000001.56M231,498,130.0000001,498,130.0000001.50M241,479,300.0000001,479,300.0000001.48M251,436,785.0000001,436,785.0000001.44M261,398,757.0000001,398,757.0000001.40M271,356,801.0000001,356,801.0000001.36M281,323,059.0000001,323,059.0000001.32M291,258,710.0000001,258,710.0000001.26M301,256,055.0000001,256,055.0000001.26M311,235,215.0000001,235,215.0000001.24M321,232,118.0000001,232,118.0000001.23M331,230,360.0000001,230,360.0000001.23M341,209,265.0000001,209,265.0000001.21M351,148,176.0000001,148,176.0000001.15M361,132,887.0000001,132,887.0000001.13M371,107,925.0000001,107,925.0000001.11M381,092,518.0000001,092,518.0000001.09M391,026,371.0000001,026,371.0000001.03M401,011,774.0000001,011,774.0000001.01M411,003,338.0000001,003,338.0000001.00M421,000,560.0000001,000,560.0000001.00M43998,576.000000998,576.0000001.00M44996,757.000000996,757.0000001.00M45986,999.000000986,999.0000000.99M46969,229.000000969,229.0000000.97M47963,160.000000963,160.0000000.96M48955,306.000000955,306.0000000.96M49941,618.000000941,618.0000000.94M50146,536.000000146,536.0000000.15M

Population Density by County#16

People per square mile (excluding waters).
Scope: population of Rock Island 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 CountyMaricopaRock Island CountyRock IslandRiverside CountyRiversideClark CountyClarkFresno CountyFresnoPima CountyPimaSan Bernardino CountySan Bernardino72,167.60597972,167.60597972.17k137,340.67621837,340.67621837.34k234,167.96880134,167.96880134.17k321,237.94747821,237.94747821.24k411,625.88366911,625.88366911.63k55,531.8762675,531.8762675.53k64,763.9163794,763.9163794.76k73,961.7034453,961.7034453.96k83,953.6841943,953.6841943.95k92,898.4456972,898.4456972.90k102,888.1522602,888.1522602.89k112,878.4220552,878.4220552.88k122,753.3818582,753.3818582.75k132,600.9540812,600.9540812.60k142,478.2396272,478.2396272.48k152,314.3614822,314.3614822.31k162,254.9978792,254.9978792.25k172,251.3192932,251.3192932.25k182,184.2050692,184.2050692.18k192,171.8733742,171.8733742.17k202,081.8544912,081.8544912.08k211,970.4926601,970.4926601.97k221,932.3437311,932.3437311.93k231,917.0752881,917.0752881.92k241,892.4081641,892.4081641.89k251,685.2478291,685.2478291.69k261,643.3391511,643.3391511.64k271,643.1276081,643.1276081.64k281,544.1986571,544.1986571.54k291,533.0483871,533.0483871.53k301,532.9159351,532.9159351.53k311,506.6615071,506.6615071.51k321,499.0984171,499.0984171.50k331,472.2923611,472.2923611.47k341,459.9180661,459.9180661.46k351,423.9503141,423.9503141.42k361,403.3126861,403.3126861.40k371,390.4953151,390.4953151.39k381,296.7175361,296.7175361.30k391,196.1706231,196.1706231.20k401,157.6775431,157.6775431.16k41982.963629982.9636290.98k42773.385727773.3857270.77k43710.067520710.0675200.71k44444.446561444.4465610.44k45342.806605342.8066050.34k322.481032322.4810320.32k46262.321925262.3219250.26k47161.637031161.6370310.16k48109.210256109.2102560.11k49105.036867105.0368670.11k50

Definitions

This page reports on the population distribution in Rock Island 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

More Maps to Explore