RANKING · 1990 CENSUS · 87 SHOWN OF 87

Most racially diverse, Iowa cities · 1990

Iowa cities ranked by the CensusEasy Diversity Score (0 to 100), the chance two random residents are of a different race or ethnicity (1990 ACS). This list covers the 87 cities in Iowa that qualify, ranked against each other statewide. The median across all 87 is 5.

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IowaAll statesPop > 5KAll rankings

SAME RANKING BYCounties States Metros ZIP codes

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPDIVERSITY SCOREVS –

01Waterloo, IAIA66,91930–

02Davenport, IAIA100,35829–

03Des Moines, IAIA212,08627–

04Ames, IAIA68,22025–

05Fort Madison, IAIA9,93523–

06Iowa City, IAIA76,22922–

07Muscatine, IAIA23,16421–

08Sioux City, IAIA86,35621–

09Coralville, IAIA23,96020–

10Anamosa, IAIA5,90119–

11Sergeant Bluff, IAIA5,32419–

12Burlington, IAIA23,33615–

13Mount Pleasant, IAIA8,50014–

14Keokuk, IAIA9,51013–

15Storm Lake, IAIA11,59012–

16Cedar Rapids, IAIA137,93512–

17West Des Moines, IAIA74,22412–

18Fort Dodge, IAIA24,83712–

19Bettendorf, IAIA40,71012–

20Denison, IAIA8,21410–

21Windsor Heights, IAIA5,0599–

22Mason City, IAIA26,8539–

23Cedar Falls, IAIA41,2409–

24Clive, IAIA19,8619–

25Clinton, IAIA24,0499–

26Fairfield, IAIA9,2209–

27Marshalltown, IAIA27,5369–

28Council Bluffs, IAIA62,6808–

29Urbandale, IAIA48,5708–

30Oelwein, IAIA5,7578–

31Pella, IAIA10,9928–

32Pleasant Hill, IAIA11,2398–

33Grinnell, IAIA9,4307–

34Ottumwa, IAIA25,3197–

35Clear Lake, IAIA7,6017–

36Decorah, IAIA7,4177–

37Cherokee, IAIA5,1226–

38Hiawatha, IAIA7,4326–

39Centerville, IAIA5,3276–

40Oskaloosa, IAIA11,4936–

41Iowa Falls, IAIA5,0136–

42Newton, IAIA15,7416–

43Johnston, IAIA25,0656–

44Marion, IAIA42,7325–

45Polk City, IAIA6,6305–

46Waverly, IAIA10,5615–

47Orange City, IAIA6,4685–

48Altoona, IAIA22,7965–

49Dubuque, IAIA59,1485–

50Clarinda, IAIA5,2734–

51Nevada, IAIA6,9744–

52Washington, IAIA7,2614–

53Tiffin, IAIA7,1564–

54Adel, IAIA7,0984–

55Grimes, IAIA17,4054–

56Vinton, IAIA5,0044–

57Sioux Center, IAIA8,8644–

58Indianola, IAIA16,8294–

59Bondurant, IAIA9,6474–

60Creston, IAIA7,3354–

61Ankeny, IAIA77,8334–

62Norwalk, IAIA15,0043–

63Atlantic, IAIA6,6763–

64Manchester, IAIA5,3573–

65Webster City, IAIA7,8153–

66Winterset, IAIA5,5203–

67Charles City, IAIA7,0133–

68Waukee, IAIA34,8903–

69Glenwood, IAIA5,2872–

70Boone, IAIA12,4712–

71Algona, IAIA5,3092–

72Knoxville, IAIA7,4692–

73Spencer, IAIA11,2182–

74Maquoketa, IAIA6,0272–

75Asbury, IAIA6,0352–

76Perry, IAIA8,2082–

77Osceola, IAIA5,6792–

78Le Mars, IAIA10,7602–

79Carroll, IAIA10,0852–

80Estherville, IAIA5,8072–

81Sheldon, IAIA5,5751–

82North Liberty, IAIA21,9761–

83Independence, IAIA6,3121–

84DeWitt, IAIA5,7041–

85Red Oak, IAIA5,3881–

86Eldridge, IAIA6,9541–

87Spirit Lake, IAIA5,5250–

SHOWING 1–87 OF 87

Download CSV (full list, 87 rows)How this score is calculated

UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS