RANKING · 2024 ACS · 99 SHOWN OF 99

Least segregated, Iowa counties

Iowa counties with the lowest CensusEasy Segregation Score, where residents of every race are spread most evenly across neighborhoods (2024 ACS). This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

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SAME RANKING BYMetros

YEAR2020 2024

RANKPLACESTATEPOPSEGREGATION SCOREVS 2020

01Ringgold County, IAIA4,6424−75%

02Van Buren County, IAIA7,1316+15%

03Shelby County, IAIA11,6896−67%

04Ida County, IAIA6,7777−74%

05Buchanan County, IAIA20,8838−64%

06Osceola County, IAIA5,9808+187%

07Audubon County, IAIA5,5099−77%

08Guthrie County, IAIA10,7829+246%

09Humboldt County, IAIA9,40910−55%

10Wayne County, IAIA6,73810+21%

11Lyon County, IAIA12,35411+256%

12Monroe County, IAIA7,40611−23%

13Pocahontas County, IAIA6,81911+60%

14Harrison County, IAIA14,62311−55%

15Howard County, IAIA9,41511−62%

16Iowa County, IAIA16,50412−34%

17Butler County, IAIA14,04912−18%

18Fremont County, IAIA6,52212+527%

19Grundy County, IAIA12,36113−43%

20Emmet County, IAIA9,10713−34%

21Benton County, IAIA26,00413−7%

22Carroll County, IAIA20,30314+28%

23Keokuk County, IAIA9,79715−3%

24Boone County, IAIA26,79915−31%

25Warren County, IAIA57,33115−27%

26Union County, IAIA11,82916−31%

27Davis County, IAIA9,23016+120%

28Mitchell County, IAIA10,65017+191%

29Winneshiek County, IAIA19,73317−21%

30Winnebago County, IAIA10,25118−13%

31Adams County, IAIA3,61718−4%

32Jones County, IAIA21,25318−54%

33Delaware County, IAIA17,67418+329%

34Fayette County, IAIA19,04719+25%

35Decatur County, IAIA7,65519−10%

36Hardin County, IAIA16,45519−17%

37Mahaska County, IAIA21,88019−3%

38Monona County, IAIA8,53920−31%

39Clinton County, IAIA46,00220−32%

40Sioux County, IAIA36,77420−17%

41Floyd County, IAIA14,90120−53%

42Jackson County, IAIA19,28821−24%

43Cherokee County, IAIA11,36921−18%

44Cerro Gordo County, IAIA42,37221−5%

45Lee County, IAIA32,30621−38%

46Clay County, IAIA16,20221+3%

47Poweshiek County, IAIA18,36822−40%

48Cedar County, IAIA18,35922−15%

49Bremer County, IAIA25,29622−36%

50Montgomery County, IAIA10,00222+50%

51Greene County, IAIA8,65822+120%

52Chickasaw County, IAIA11,66323+33%

53Worth County, IAIA7,33823+76%

54Clayton County, IAIA16,84523−33%

55Pottawattamie County, IAIA92,99623−24%

56Calhoun County, IAIA9,56223+21%

57Mills County, IAIA14,79324+230%

58Dallas County, IAIA118,45724−29%

59Madison County, IAIA17,27024+53%

60Scott County, IAIA175,25924−12%

61Washington County, IAIA22,66724−19%

62Adair County, IAIA7,40325+36%

63Webster County, IAIA36,83825−24%

64Story County, IAIA101,29125−26%

65Page County, IAIA14,85626−2%

66Cass County, IAIA12,96026−6%

67Plymouth County, IAIA25,69726+57%

68Hamilton County, IAIA14,94426−29%

69Johnson County, IAIA160,04426−3%

70Hancock County, IAIA10,52826+33%

71Dubuque County, IAIA99,38126−5%

72Kossuth County, IAIA14,32226+101%

73Henry County, IAIA19,34928−23%

74Wright County, IAIA12,80128−5%

75Marion County, IAIA34,19228−16%

76Lucas County, IAIA8,84728+19%

77Palo Alto County, IAIA8,89928+57%

78Jefferson County, IAIA15,29128+0%

79Sac County, IAIA9,52529−34%

80Dickinson County, IAIA18,07729+101%

81Des Moines County, IAIA38,07730−13%

82Linn County, IAIA232,02831−4%

83Taylor County, IAIA5,83531−18%

84Muscatine County, IAIA41,85331+22%

85Franklin County, IAIA9,86833+17%

86Polk County, IAIA516,54633−9%

87Appanoose County, IAIA12,07734+184%

88Wapello County, IAIA35,21034−4%

89Woodbury County, IAIA106,64934−18%

90Jasper County, IAIA38,15335+2%

91Louisa County, IAIA10,41636−5%

92Clarke County, IAIA9,57436−11%

93O'Brien County, IAIA14,22037+241%

94Tama County, IAIA16,79637−14%

95Marshall County, IAIA39,89042+12%

96Black Hawk County, IAIA131,53242−4%

97Crawford County, IAIA16,23742−16%

98Buena Vista County, IAIA20,44945−6%

99Allamakee County, IAIA14,23857−3%

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES