RANKING · 2020 CENSUS · 99 SHOWN OF 99

Highest Swedish population share, Iowa counties · 2020

Iowa counties ranked by the share of all residents who are Swedish ancestry (2020 American Community Survey). A concentration measure: Swedish residents as a percentage of total population. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide. The median across all 99 is 2.2%.

Swedish Americans: full group profile →

IowaAll states All rankings

SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSWEDISH SHAREVS 2010

01Montgomery County, IAIA10,00210.1%−5.5 pts

02Cherokee County, IAIA11,3697.4%−2.2 pts

03Boone County, IAIA26,7996.1%−4.1 pts

04Pocahontas County, IAIA6,8195.8%−3.4 pts

05Page County, IAIA14,8565.7%−3.2 pts

06Calhoun County, IAIA9,5625.5%−0.2 pts

07Union County, IAIA11,8295.1%+1.5 pts

08Webster County, IAIA36,8384.8%−2.8 pts

09Ida County, IAIA6,7774.4%−1.4 pts

10Buena Vista County, IAIA20,4494.4%−2.9 pts

11Dickinson County, IAIA18,0774.4%−0.8 pts

12Mills County, IAIA14,7933.9%+1.1 pts

13Sac County, IAIA9,5253.7%−3.0 pts

14Hamilton County, IAIA14,9443.7%−2.1 pts

15Lucas County, IAIA8,8473.5%+0.3 pts

16Des Moines County, IAIA38,0773.5%−1.1 pts

17Jefferson County, IAIA15,2913.5%+0.4 pts

18Palo Alto County, IAIA8,8993.4%+0.6 pts

19Guthrie County, IAIA10,7823.2%−1.1 pts

20Henry County, IAIA19,3493.2%−2.5 pts

21Benton County, IAIA26,0043.0%+0.3 pts

22Scott County, IAIA175,2593.0%−0.1 pts

23Clay County, IAIA16,2023.0%−2.4 pts

24Humboldt County, IAIA9,4092.9%−0.3 pts

25Cedar County, IAIA18,3592.9%+0.8 pts

26Dallas County, IAIA118,4572.9%−1.2 pts

27Story County, IAIA101,2912.8%−1.6 pts

28Greene County, IAIA8,6582.8%−1.5 pts

29Plymouth County, IAIA25,6972.8%−0.4 pts

30Johnson County, IAIA160,0442.7%−0.4 pts

31Woodbury County, IAIA106,6492.7%−0.9 pts

32Polk County, IAIA516,5462.7%−0.7 pts

33Adams County, IAIA3,6172.7%−0.4 pts

34Winneshiek County, IAIA19,7332.7%−0.2 pts

35Winnebago County, IAIA10,2512.6%−0.6 pts

36Monroe County, IAIA7,4062.5%−2.5 pts

37Clinton County, IAIA46,0022.5%−0.4 pts

38Floyd County, IAIA14,9012.5%+0.4 pts

39Cass County, IAIA12,9602.5%−1.2 pts

40Linn County, IAIA232,0282.5%0.0 pts

41Ringgold County, IAIA4,6422.4%+0.9 pts

42Cerro Gordo County, IAIA42,3722.4%−0.8 pts

43Lee County, IAIA32,3062.4%−0.6 pts

44Taylor County, IAIA5,8352.4%−1.8 pts

45Kossuth County, IAIA14,3222.3%−3.2 pts

46Emmet County, IAIA9,1072.3%−0.6 pts

47Warren County, IAIA57,3312.3%−1.6 pts

48Harrison County, IAIA14,6232.3%−1.6 pts

49Shelby County, IAIA11,6892.3%+1.0 pts

50Wapello County, IAIA35,2102.2%−0.7 pts

51Louisa County, IAIA10,4162.2%−1.2 pts

52O'Brien County, IAIA14,2202.2%−1.2 pts

53Van Buren County, IAIA7,1312.2%−1.8 pts

54Pottawattamie County, IAIA92,9962.1%−1.3 pts

55Marion County, IAIA34,1922.1%−0.2 pts

56Fremont County, IAIA6,5222.1%−1.8 pts

57Hancock County, IAIA10,5282.1%−0.8 pts

58Washington County, IAIA22,6671.9%−0.9 pts

59Keokuk County, IAIA9,7971.9%−0.5 pts

60Monona County, IAIA8,5391.9%−2.8 pts

61Adair County, IAIA7,4031.8%+0.4 pts

62Sioux County, IAIA36,7741.8%+0.3 pts

63Jones County, IAIA21,2531.8%+0.1 pts

64Crawford County, IAIA16,2371.8%−0.9 pts

65Madison County, IAIA17,2701.8%−0.7 pts

66Jasper County, IAIA38,1531.7%−0.2 pts

67Black Hawk County, IAIA131,5321.7%−0.5 pts

68Jackson County, IAIA19,2881.7%−0.5 pts

69Poweshiek County, IAIA18,3681.6%−3.0 pts

70Mitchell County, IAIA10,6501.6%0.0 pts

71Mahaska County, IAIA21,8801.6%−0.5 pts

72Lyon County, IAIA12,3541.5%−1.8 pts

73Carroll County, IAIA20,3031.5%−0.2 pts

74Grundy County, IAIA12,3611.5%+0.3 pts

75Audubon County, IAIA5,5091.5%0.0 pts

76Bremer County, IAIA25,2961.5%−0.4 pts

77Decatur County, IAIA7,6551.5%−0.4 pts

78Hardin County, IAIA16,4551.5%−0.6 pts

79Wright County, IAIA12,8011.5%−1.6 pts

80Delaware County, IAIA17,6741.4%+0.1 pts

81Muscatine County, IAIA41,8531.4%−0.8 pts

82Tama County, IAIA16,7961.3%+0.4 pts

83Worth County, IAIA7,3381.3%−2.0 pts

84Clayton County, IAIA16,8451.2%−0.4 pts

85Appanoose County, IAIA12,0771.2%−1.9 pts

86Wayne County, IAIA6,7381.2%−0.5 pts

87Butler County, IAIA14,0491.2%−0.3 pts

88Dubuque County, IAIA99,3811.1%−0.4 pts

89Iowa County, IAIA16,5041.1%−0.8 pts

90Davis County, IAIA9,2301.0%−1.1 pts

91Franklin County, IAIA9,8681.0%−1.0 pts

92Marshall County, IAIA39,8901.0%−0.4 pts

93Fayette County, IAIA19,0471.0%−0.5 pts

94Osceola County, IAIA5,9801.0%−1.0 pts

95Buchanan County, IAIA20,8830.9%−2.2 pts

96Chickasaw County, IAIA11,6630.9%−0.1 pts

97Allamakee County, IAIA14,2380.7%−1.0 pts

98Clarke County, IAIA9,5740.6%−3.1 pts

99Howard County, IAIA9,4150.5%−0.3 pts

SHOWING 1–99 OF 99

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