Ranking of Indiana Counties By Population Density from Census 2020
According to the data from the US 2020 Census, as at April 2020, among all Indiana counties, Marion County had the highest population density per square mile (2.46K people per sqr mile), followed by Lake County (999.94 people per sqr mile), and Hamilton County (881.05 people per sqr mile).
On the other hand, Benton County had the lowest population density (21.45 people per sqr mile), followed by Warren County (23.14 people per sqr mile), and Pulaski County (28.86 people per sqr mile).
The chart below shows the top 10 counties with high population density, and the table below shows the ranking of all Indiana counties.
You can also see similar ranking of counties information for other states as well as for all counties in the United States.
| Rank | County | Population Density |
|---|---|---|
| 1 | Marion County | 2463.87 |
| 2 | Lake County | 999.94 |
| 3 | Hamilton County | 881.05 |
| 4 | Vanderburgh County | 771.79 |
| 5 | St. Joseph County | 596.17 |
| 6 | Allen County | 586.35 |
| 7 | Floyd County | 542.05 |
| 8 | Johnson County | 504.86 |
| 9 | Elkhart County | 447.03 |
| 10 | Hendricks County | 429.57 |
| 11 | Porter County | 414.29 |
| 12 | Tippecanoe County | 373.32 |
| 13 | Monroe County | 354.15 |
| 14 | Clark County | 324.79 |
| 15 | Madison County | 287.95 |
| 16 | Howard County | 285.45 |
| 17 | Delaware County | 285.39 |
| 18 | Vigo County | 263.01 |
| 19 | Hancock County | 260.95 |
| 20 | Bartholomew County | 202.02 |
| 21 | LaPorte County | 187.90 |
| 22 | Morgan County | 177.75 |
| 23 | Boone County | 167.45 |
| 24 | Dearborn County | 166.11 |
| 25 | Warrick County | 166.04 |
| 26 | Wayne County | 165.66 |
| 27 | Grant County | 161.01 |
| 28 | Kosciusko County | 150.99 |
| 29 | Scott County | 128.07 |
| 30 | Henry County | 124.82 |
| 31 | DeKalb County | 119.24 |
| 32 | Noble County | 115.51 |
| 33 | Steuben County | 111.52 |
| 34 | Shelby County | 109.59 |
| 35 | Fayette County | 108.82 |
| 36 | LaGrange County | 106.54 |
| 37 | Adams County | 105.65 |
| 38 | Marshall County | 103.91 |
| 39 | Dubois County | 102.13 |
| 40 | Whitley County | 101.89 |
| 41 | Lawrence County | 100.22 |
| 42 | Miami County | 96.20 |
| 43 | Huntington County | 95.81 |
| 44 | Jefferson County | 91.91 |
| 45 | Cass County | 91.89 |
| 46 | Jackson County | 91.04 |
| 47 | Clinton County | 81.94 |
| 48 | Harrison County | 81.91 |
| 49 | Daviess County | 77.72 |
| 50 | Wells County | 76.56 |
| 51 | Putnam County | 76.43 |
| 52 | Starke County | 75.60 |
| 53 | Montgomery County | 75.17 |
| 54 | Wabash County | 75.09 |
| 55 | Clay County | 74.01 |
| 56 | Blackford County | 73.37 |
| 57 | Jennings County | 73.32 |
| 58 | Decatur County | 71.05 |
| 59 | Knox County | 70.34 |
| 60 | Ohio County | 68.95 |
| 61 | Gibson County | 67.73 |
| 62 | Ripley County | 64.95 |
| 63 | Posey County | 61.61 |
| 64 | Vermillion County | 60.11 |
| 65 | Franklin County | 59.27 |
| 66 | Tipton County | 58.95 |
| 67 | Jasper County | 58.82 |
| 68 | Greene County | 56.78 |
| 69 | Fulton County | 55.59 |
| 70 | Owen County | 55.34 |
| 71 | Washington County | 54.86 |
| 72 | Carroll County | 54.55 |
| 73 | Randolph County | 54.16 |
| 74 | Jay County | 53.34 |
| 75 | Perry County | 50.22 |
| 76 | Spencer County | 49.91 |
| 77 | Orange County | 49.87 |
| 78 | Brown County | 49.60 |
| 79 | White County | 48.87 |
| 80 | Sullivan County | 46.55 |
| 81 | Switzerland County | 44.13 |
| 82 | Union County | 43.97 |
| 83 | Fountain County | 41.65 |
| 84 | Rush County | 41.05 |
| 85 | Pike County | 36.64 |
| 86 | Parke County | 36.33 |
| 87 | Crawford County | 34.44 |
| 88 | Newton County | 34.42 |
| 89 | Martin County | 29.22 |
| 90 | Pulaski County | 28.86 |
| 91 | Warren County | 23.14 |
| 92 | Benton County | 21.45 |