RANKING · 2020 CENSUS · 87 SHOWN OF 87

Oldest by median age, Iowa cities · 2020

Iowa cities ranked by median age of residents (2020 ACS). This list covers the 87 cities in Iowa that qualify, ranked against each other statewide. The median across all 87 is 38.6.

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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 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN AGEVS 2000

01Clear Lake, IAIA7,60149.1+21%

02Cherokee, IAIA5,12246.2+8%

03Algona, IAIA5,30945.6+9%

04Fairfield, IAIA9,22044.3+7%

05Atlantic, IAIA6,67643.9+6%

06Manchester, IAIA5,35743.9+16%

07Oelwein, IAIA5,75743.1+6%

08Mason City, IAIA26,85342.7+12%

09Charles City, IAIA7,01342.6+2%

10Red Oak, IAIA5,38842.6+7%

11Spirit Lake, IAIA5,52542.5+7%

12Carroll, IAIA10,08542.5+10%

13Centerville, IAIA5,32742.3+7%

14Vinton, IAIA5,00442.2+10%

15Fort Madison, IAIA9,93542.2+6%

16Spencer, IAIA11,21841.9+7%

17Newton, IAIA15,74141.6+6%

18Burlington, IAIA23,33641.6+10%

19Clinton, IAIA24,04941.4+8%

20Keokuk, IAIA9,51041.4+9%

21Knoxville, IAIA7,46941.3+4%

22Maquoketa, IAIA6,02741.3+4%

23Boone, IAIA12,47141.2+9%

24Webster City, IAIA7,81540.7+5%

25Iowa Falls, IAIA5,01340.7−1%

26Washington, IAIA7,26140.7−3%

27Independence, IAIA6,31240.6+4%

28Anamosa, IAIA5,90140.5+13%

29Winterset, IAIA5,52040.1+4%

30Clarinda, IAIA5,27340.0+5%

31Bettendorf, IAIA40,71039.9+3%

32Nevada, IAIA6,97439.8+13%

33Windsor Heights, IAIA5,05939.8−5%

34Pleasant Hill, IAIA11,23939.6+11%

35DeWitt, IAIA5,70439.6+8%

36Creston, IAIA7,33539.30%

37Estherville, IAIA5,80739.3+3%

38Urbandale, IAIA48,57039.3+6%

39Eldridge, IAIA6,95439.2+13%

40Asbury, IAIA6,03539.1+10%

41Clive, IAIA19,86138.9+11%

42Glenwood, IAIA5,28738.9+8%

43Hiawatha, IAIA7,43238.6+21%

44Marion, IAIA42,73238.6+10%

45Council Bluffs, IAIA62,68038.3+11%

46Fort Dodge, IAIA24,83738.3+1%

47Le Mars, IAIA10,76038.1+3%

48Muscatine, IAIA23,16437.9+6%

49Davenport, IAIA100,35837.5+12%

50Pella, IAIA10,99237.4+7%

51Waterloo, IAIA66,91937.4+4%

52Dubuque, IAIA59,14837.3+1%

53Oskaloosa, IAIA11,49337.3+2%

54Sergeant Bluff, IAIA5,32437.2+19%

55Johnston, IAIA25,06537.0+2%

56Sheldon, IAIA5,57537.0−4%

57Decorah, IAIA7,41736.8+23%

58Mount Pleasant, IAIA8,50036.8+3%

59Ottumwa, IAIA25,31936.7−4%

60Altoona, IAIA22,79636.7+14%

61Marshalltown, IAIA27,53636.7−4%

62Osceola, IAIA5,67936.6−4%

63Cedar Rapids, IAIA137,93536.4+5%

64Indianola, IAIA16,82936.0+7%

65Waverly, IAIA10,56135.8+5%

66Grinnell, IAIA9,43035.5+1%

67Polk City, IAIA6,63035.5+4%

68Adel, IAIA7,09835.3−2%

69Norwalk, IAIA15,00435.3+8%

70West Des Moines, IAIA74,22435.3+7%

71Perry, IAIA8,20835.1+1%

72Des Moines, IAIA212,08634.8+3%

73Sioux City, IAIA86,35634.7+4%

74Ankeny, IAIA77,83334.0+7%

75Waukee, IAIA34,89033.9+3%

76Grimes, IAIA17,40533.6+9%

77Coralville, IAIA23,96033.2+11%

78Denison, IAIA8,21432.1−9%

79Tiffin, IAIA7,15631.8+6%

80North Liberty, IAIA21,97631.7+9%

81Storm Lake, IAIA11,59031.5−1%

82Cedar Falls, IAIA41,24031.4+21%

83Orange City, IAIA6,46831.2+12%

84Bondurant, IAIA9,64731.0−3%

85Sioux Center, IAIA8,86427.4+7%

86Iowa City, IAIA76,22927.1+7%

87Ames, IAIA68,22023.60%

SHOWING 1–87 OF 87

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