RANKING · 2020 CENSUS · 92 SHOWN OF 92

Most population lost, Indiana counties · 2020

Indiana counties that lost the most residents from the 2010 census to 2020, by raw count of people rather than percentage. This list covers the 92 counties in Indiana that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2000 2010 2020 2025

RANKPLACESTATEPOPPOPULATION CHANGEVS 2000

01Delaware County, ININ113,106-5,768+548%

02Grant County, ININ66,524-3,387+342%

03Wayne County, ININ66,169-2,364+177%

04Greene County, ININ31,165-2,362−186%

05Knox County, ININ35,652-2,158+244%

06Wabash County, ININ30,713-1,912+1654%

07Vigo County, ININ106,512-1,695+554%

08Randolph County, ININ24,438-1,669−760%

09Madison County, ININ135,088-1,507−156%

10Putnam County, ININ37,876-1,237−122%

11Parke County, ININ16,642-1,183−165%

12Spencer County, ININ20,061-1,142−227%

13Lawrence County, ININ45,568-1,123−136%

14Cass County, ININ37,836-1,096−144%

15Marshall County, ININ46,599-956−132%

16Miami County, ININ34,487-941+15%

17Jennings County, ININ27,622-912−123%

18Pulaski County, ININ12,463-888−180%

19Fayette County, ININ23,533-879+106%

20Switzerland County, ININ10,037-876−166%

21Jay County, ININ20,118-775−364%

22Vermillion County, ININ15,488-773−5253%

23Fountain County, ININ17,013-761−621%

24Posey County, ININ24,988-688−163%

25Sullivan County, ININ20,831-658−124%

26Blackford County, ININ11,730-654+3342%

27Rush County, ININ16,767-640−585%

28Pike County, ININ12,003-595−281%

29Tipton County, ININ15,319-577−226%

30Jasper County, ININ33,894-560−111%

31Henry County, ININ49,137-548−249%

32Martin County, ININ9,856-522–

33Gibson County, ININ33,091-492−184%

34Huntington County, ININ37,224-462−117%

35Union County, ININ6,863-429−215%

36Clay County, ININ26,410-424−123%

37Newton County, ININ14,188-414−141%

38Fulton County, ININ20,091-356−121%

39Franklin County, ININ23,286-302−112%

40Owen County, ININ21,886-254−106%

41Montgomery County, ININ38,954-188−106%

42Ohio County, ININ5,994-188−161%

43Crawford County, ININ10,509-187−123%

44Perry County, ININ19,389-168−19%

45Benton County, ININ8,883-135+575%

46Washington County, ININ28,383-80−102%

47Noble County, ININ47,937-79−101%

48Warren County, ININ8,474-68−128%

49Clinton County, ININ33,322-34−101%

50Starke County, ININ23,425+8−99%

51Orange County, ININ19,834+27−97%

52White County, ININ25,164+45−98%

53Carroll County, ININ20,655+151−89%

54Ripley County, ININ29,434+177−91%

55Scott County, ININ25,053+203−90%

56Brown County, ININ15,777+233−73%

57Steuben County, ININ34,799+250−96%

58Harrison County, ININ40,437+290−93%

59Vanderburgh County, ININ181,995+433−94%

60Wells County, ININ28,883+544−67%

61Shelby County, ININ45,882+619−80%

62Dearborn County, ININ51,609+632−91%

63Jefferson County, ININ33,279+719−62%

64Decatur County, ININ26,576+732−20%

65Whitley County, ININ35,046+899−71%

66Howard County, ININ83,904+906−78%

67LaPorte County, ININ111,294+950−69%

68DeKalb County, ININ44,535+1,042−79%

69Adams County, ININ36,650+1,422−44%

70Daviess County, ININ34,209+1,733−24%

71Monroe County, ININ143,345+1,744−85%

72Dubois County, ININ44,016+1,748−43%

73Lake County, ININ504,612+2,695−70%

74Kosciusko County, ININ80,892+2,882−67%

75Morgan County, ININ74,967+2,886−73%

76LaGrange County, ININ41,305+3,318−39%

77Jackson County, ININ47,370+4,052+12%

78Warrick County, ININ66,803+4,209−44%

79Bartholomew County, ININ85,729+5,414−30%

80Floyd County, ININ82,153+5,906−8%

81St. Joseph County, ININ272,861+5,981−68%

82Porter County, ININ176,049+8,872−50%

83Elkhart County, ININ208,774+9,488−64%

84Hancock County, ININ90,969+9,838−0%

85Clark County, ININ130,451+10,861+25%

86Tippecanoe County, ININ190,456+13,471−27%

87Boone County, ININ80,689+14,172+78%

88Johnson County, ININ174,262+22,111−18%

89Hendricks County, ININ193,510+29,340+3%

90Allen County, ININ402,329+30,081−3%

91Hamilton County, ININ387,036+72,898−1%

92Marion County, ININ992,196+73,810+17%

SHOWING 1–92 OF 92

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS