RANKING · 2010 CENSUS · 99 SHOWN OF 99

Largest Swedish population, Iowa counties · 2010

Iowa counties ranked by the number of residents who are Swedish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 99 counties in Iowa that qualify, ranked against each other statewide.

IowaAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSWEDISH POPULATIONVS 2000

01Polk County, IAIA516,54614,435–

02Linn County, IAIA232,0285,142–

03Scott County, IAIA175,2595,112–

04Johnson County, IAIA160,0443,992–

05Story County, IAIA101,2913,871–

06Woodbury County, IAIA106,6493,715–

07Pottawattamie County, IAIA92,9963,150–

08Webster County, IAIA36,8382,912–

09Black Hawk County, IAIA131,5322,823–

10Boone County, IAIA26,7992,697–

11Dallas County, IAIA118,4572,483–

12Des Moines County, IAIA38,0771,835–

13Warren County, IAIA57,3311,767–

14Montgomery County, IAIA10,0021,700–

15Buena Vista County, IAIA20,4491,461–

16Page County, IAIA14,8561,440–

17Cerro Gordo County, IAIA42,3721,439–

18Dubuque County, IAIA99,3811,430–

19Clinton County, IAIA46,0021,424–

20Cherokee County, IAIA11,3691,155–

21Henry County, IAIA19,3491,143–

22Lee County, IAIA32,3061,069–

23Wapello County, IAIA35,2101,053–

24Hamilton County, IAIA14,944922–

25Muscatine County, IAIA41,853915–

26Clay County, IAIA16,202901–

27Poweshiek County, IAIA18,368879–

28Kossuth County, IAIA14,322876–

29Dickinson County, IAIA18,077865–

30Plymouth County, IAIA25,697802–

31Marion County, IAIA34,192775–

32Jasper County, IAIA38,153727–

33Benton County, IAIA26,004721–

34Sac County, IAIA9,525711–

35Pocahontas County, IAIA6,819686–

36Buchanan County, IAIA20,883654–

37Washington County, IAIA22,667620–

38Winneshiek County, IAIA19,733608–

39Harrison County, IAIA14,623593–

40Marshall County, IAIA39,890579–

41Calhoun County, IAIA9,562558–

42Cass County, IAIA12,960516–

43Jefferson County, IAIA15,291505–

44O'Brien County, IAIA14,220495–

45Sioux County, IAIA36,774485–

46Mahaska County, IAIA21,880470–

47Guthrie County, IAIA10,782468–

48Bremer County, IAIA25,296456–

49Crawford County, IAIA16,237448–

50Union County, IAIA11,829444–

51Monona County, IAIA8,539435–

52Jackson County, IAIA19,288433–

53Ida County, IAIA6,777416–

54Mills County, IAIA14,793415–

55Appanoose County, IAIA12,077409–

56Wright County, IAIA12,801409–

57Greene County, IAIA8,658403–

58Monroe County, IAIA7,406399–

59Louisa County, IAIA10,416392–

60Madison County, IAIA17,270385–

61Lyon County, IAIA12,354381–

62Cedar County, IAIA18,359372–

63Carroll County, IAIA20,303367–

64Hardin County, IAIA16,455358–

65Jones County, IAIA21,253349–

66Winnebago County, IAIA10,251348–

67Floyd County, IAIA14,901345–

68Clarke County, IAIA9,574336–

69Hancock County, IAIA10,528327–

70Fayette County, IAIA19,047320–

71Humboldt County, IAIA9,409314–

72Iowa County, IAIA16,504306–

73Van Buren County, IAIA7,131305–

74Emmet County, IAIA9,107303–

75Clayton County, IAIA16,845298–

76Fremont County, IAIA6,522294–

77Lucas County, IAIA8,847292–

78Taylor County, IAIA5,835267–

79Keokuk County, IAIA9,797259–

80Palo Alto County, IAIA8,899259–

81Allamakee County, IAIA14,238256–

82Worth County, IAIA7,338250–

83Delaware County, IAIA17,674234–

84Franklin County, IAIA9,868218–

85Butler County, IAIA14,049213–

86Davis County, IAIA9,230188–

87Mitchell County, IAIA10,650176–

88Tama County, IAIA16,796173–

89Decatur County, IAIA7,655155–

90Grundy County, IAIA12,361153–

91Shelby County, IAIA11,689153–

92Adams County, IAIA3,617131–

93Osceola County, IAIA5,980129–

94Chickasaw County, IAIA11,663126–

95Adair County, IAIA7,403115–

96Wayne County, IAIA6,738106–

97Audubon County, IAIA5,50992–

98Ringgold County, IAIA4,64281–

99Howard County, IAIA9,41575–

SHOWING 1–99 OF 99

Download CSV (full list, 99 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES