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Population per Square Mile in Indiana, by County

Population per Square Mile for every county in Indiana, ranked. The highest is Marion County at 2,464.2 and the lowest is Benton County at 21.5.

Indiana: 191.2 · United States: n/a · median county in Indiana: 82.3

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#County Population per Square Mile
1Marion County2,464.2
2Lake County1,003.0
3Hamilton County925.6
4Vanderburgh County771.7
5Allen County597.1
6St. Joseph County596.4
7Floyd County544.9
8Johnson County519.1
9Hendricks County450.6
10Elkhart County447.2
11Porter County418.1
12Tippecanoe County379.0
13Monroe County357.3
14Clark County333.8
15Madison County291.9
16Delaware County286.3
17Howard County285.8
18Hancock County274.7
19Vigo County262.9
20Bartholomew County205.3
21LaPorte County187.1
22Morgan County179.9
23Boone County176.7
24Warrick County169.7
25Dearborn County167.5
26Wayne County165.3
27Grant County160.1
28Kosciusko County151.4
29Scott County128.8
30Henry County125.0
31DeKalb County120.7
32Noble County115.6
33Steuben County112.5
34Shelby County110.1
35Fayette County108.5
36LaGrange County107.5
37Adams County106.9
38Marshall County104.3
39Whitley County103.1
40Dubois County102.1
41Lawrence County100.4
42Huntington County96.2
43Miami County95.5
44Jackson County91.5
45Jefferson County91.5
46Cass County91.4
47Harrison County82.3
48Clinton County81.3
49Daviess County78.4
50Putnam County77.6
51Wells County77.2
52Montgomery County75.9
53Starke County75.6
54Wabash County74.8
55Clay County73.9
56Jennings County73.2
57Blackford County72.4
58Decatur County70.9
59Knox County69.8
60Ohio County69.6
61Gibson County67.7
62Ripley County65.2
63Posey County61.4
64Vermillion County60.0
65Franklin County59.9
66Jasper County59.4
67Tipton County58.9
68Greene County57.2
69Owen County56.1
70Carroll County55.2
71Fulton County55.1
72Washington County54.9
73Randolph County53.9
74Jay County52.7
75Perry County50.5
76Spencer County50.3
77Brown County50.0
78Orange County49.6
79White County48.9
80Sullivan County46.5
81Switzerland County44.9
82Union County43.3
83Fountain County42.0
84Rush County41.0
85Parke County36.9
86Pike County36.4
87Newton County34.7
88Crawford County34.4
89Martin County29.3
90Pulaski County28.7
91Warren County23.2
92Benton County21.5

People divided by land area. Water is excluded, so lake and coastal counties are not unfairly diluted.

Source: ACS 2020-2024 5-Year Estimates, 2024.

Indiana ranks 18th of 52 states for population per square mile.

Population per Square Mile in other states

Other statistics for Indiana by county