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RANKING · 2020 CENSUS · 92 SHOWN OF 92

Largest American population, Indiana counties · 2020

Indiana counties ranked by the number of residents who are American ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 92 counties in Indiana that qualify, ranked against each other statewide. The median across all 92 is 3,228.

American ancestry: full group profile →
SAME RANKING BYCitiesStatesMetros
Largest American population by state
RANKPLACESTATEPOPAMERICAN POPULATIONVS 2010
01Marion County, ININ992,19652,680−10%
02Hamilton County, ININ387,03626,641+32%
03Hendricks County, ININ193,51024,627+87%
04Allen County, ININ402,32924,114−36%
05Johnson County, ININ174,26218,901+35%
06Elkhart County, ININ208,77414,470−3%
07Madison County, ININ135,08814,209−14%
08St. Joseph County, ININ272,86113,216+10%
09Delaware County, ININ113,10612,329−1%
10Lake County, ININ504,61211,706−36%
11Vanderburgh County, ININ181,99511,110−66%
12Boone County, ININ80,68910,096+105%
13Tippecanoe County, ININ190,4569,350−9%
14Clark County, ININ130,4519,198−34%
15Hancock County, ININ90,9699,106+14%
16Morgan County, ININ74,9678,940−9%
17Vigo County, ININ106,5128,409−61%
18Bartholomew County, ININ85,7298,374+3%
19Monroe County, ININ143,3458,013−26%
20Howard County, ININ83,9047,767−39%
21Kosciusko County, ININ80,8927,271+16%
22Grant County, ININ66,5247,033−19%
23Floyd County, ININ82,1536,579−16%
24Porter County, ININ176,0496,396−30%
25Henry County, ININ49,1376,186−5%
26Wayne County, ININ66,1696,086−20%
27Shelby County, ININ45,8825,547−4%
28Jackson County, ININ47,3705,343−3%
29LaPorte County, ININ111,2945,213−20%
30Harrison County, ININ40,4374,985−22%
31LaGrange County, ININ41,3054,832−2%
32Lawrence County, ININ45,5684,766−21%
33Warrick County, ININ66,8034,414−44%
34Dearborn County, ININ51,6094,362+14%
35Washington County, ININ28,3834,115+2%
36Marshall County, ININ46,5993,881−12%
37DeKalb County, ININ44,5353,808−16%
38Putnam County, ININ37,8763,777−35%
39Noble County, ININ47,9373,742−29%
40Montgomery County, ININ38,9543,472−45%
41Gibson County, ININ33,0913,466−57%
42Jennings County, ININ27,6223,454−18%
43Knox County, ININ35,6523,344−56%
44Adams County, ININ36,6503,269+21%
45Greene County, ININ31,1653,253−24%
46Jefferson County, ININ33,2793,228−35%
47Clinton County, ININ33,3223,163−14%
48Huntington County, ININ37,2243,150−35%
49Steuben County, ININ34,7993,105+11%
50Cass County, ININ37,8363,082−47%
51Wabash County, ININ30,7133,045−49%
52Dubois County, ININ44,0163,024−19%
53Fayette County, ININ23,5332,984−19%
54Daviess County, ININ34,2092,944−12%
55Randolph County, ININ24,4382,861−5%
56Scott County, ININ25,0532,853−41%
57Whitley County, ININ35,0462,844−31%
58Decatur County, ININ26,5762,795−36%
59Miami County, ININ34,4872,676−59%
60Ripley County, ININ29,4342,514−38%
61Clay County, ININ26,4102,386−56%
62Wells County, ININ28,8832,375−17%
63Orange County, ININ19,8342,258−6%
64Owen County, ININ21,8862,248+24%
65Carroll County, ININ20,6552,217−25%
66Franklin County, ININ23,2862,158−37%
67Tipton County, ININ15,3192,040−13%
68Rush County, ININ16,7671,986−33%
69Parke County, ININ16,6421,919−60%
70Spencer County, ININ20,0611,848−21%
71Posey County, ININ24,9881,840−48%
72Perry County, ININ19,3891,796−20%
73Brown County, ININ15,7771,781+4%
74Fountain County, ININ17,0131,774−29%
75Sullivan County, ININ20,8311,721−60%
76Jasper County, ININ33,8941,691−26%
77Starke County, ININ23,4251,668−18%
78Jay County, ININ20,1181,667−41%
79White County, ININ25,1641,619−22%
80Fulton County, ININ20,0911,514−61%
81Vermillion County, ININ15,4881,367−66%
82Pike County, ININ12,0031,204−64%
83Switzerland County, ININ10,0371,148−31%
84Blackford County, ININ11,7301,013−33%
85Crawford County, ININ10,509995−32%
86Martin County, ININ9,856992−24%
87Union County, ININ6,863815−6%
88Warren County, ININ8,474804+2%
89Newton County, ININ14,188711−23%
90Benton County, ININ8,883650−35%
91Pulaski County, ININ12,463650−42%
92Ohio County, ININ5,994489−34%
SHOWING 1–92 OF 92

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