Indiana Citizen Voting-age Population By County in 2017 (ACS-5Yrs)
Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2017, the citizen voting-age population for Indiana was 4,850,325 and represented 73.33% of the total Indiana population.
Among all Indiana counties, Marion had the highest citizen voting-age population (653.70K), followed by Lake (357.08K), and Allen (260.67K).
In terms of percentages, Brown had the highest percentage of its population being citizens of voting-age (81.14%), followed by Ohio (80.29%), and Delaware (79.71%).
The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.
You can see similar information for other states and by state for the United States.
| County | Citizen Voting-age Population | % of County Population |
|---|---|---|
| Marion | 653700 | 69.55 |
| Lake | 357080 | 73.07 |
| Allen | 260665 | 70.88 |
| Hamilton | 212065 | 68.48 |
| St. Joseph | 195210 | 72.67 |
| Vanderburgh | 139530 | 76.74 |
| Elkhart | 135370 | 66.71 |
| Tippecanoe | 131955 | 70.91 |
| Porter | 126845 | 75.78 |
| Hendricks | 114295 | 72.26 |
| Monroe | 113390 | 78.51 |
| Johnson | 108190 | 72.44 |
| Madison | 99640 | 76.86 |
| Delaware | 92415 | 79.71 |
| Clark | 86605 | 75.38 |
| LaPorte | 85045 | 76.73 |
| Vigo | 83520 | 77.53 |
| Howard | 62810 | 76.18 |
| Floyd | 58025 | 75.87 |
| Kosciusko | 57370 | 72.88 |
| Bartholomew | 55540 | 68.55 |
| Hancock | 54545 | 74.95 |
| Grant | 53205 | 78.69 |
| Morgan | 52940 | 76.13 |
| Wayne | 51530 | 76.94 |
| Warrick | 45710 | 74.23 |
| Boone | 44925 | 71.29 |
| Henry | 38365 | 78.86 |
| Dearborn | 37840 | 76.34 |
| Lawrence | 35200 | 77.08 |
| Noble | 33995 | 71.69 |
| Marshall | 33570 | 71.81 |
| Shelby | 33375 | 75.27 |
| DeKalb | 31715 | 74.58 |
| Jackson | 31620 | 72.22 |
| Dubois | 31010 | 73.17 |
| Harrison | 30330 | 76.88 |
| Putnam | 29795 | 79.36 |
| Knox | 29525 | 78.18 |
| Montgomery | 28670 | 74.88 |
| Huntington | 28185 | 77.18 |
| Miami | 27980 | 77.65 |
| Cass | 26825 | 70.13 |
| Steuben | 26700 | 77.48 |
| Whitley | 25560 | 76.34 |
| Gibson | 25460 | 75.79 |
| Jefferson | 25425 | 78.73 |
| LaGrange | 25365 | 65.51 |
| Greene | 25095 | 77.38 |
| Jasper | 24860 | 74.32 |
| Wabash | 24830 | 77.96 |
| Adams | 23930 | 68.33 |
| Daviess | 22580 | 68.89 |
| Clinton | 22210 | 68.43 |
| Ripley | 21340 | 75.22 |
| Washington | 21240 | 76.39 |
| Jennings | 21010 | 75.47 |
| Wells | 20805 | 74.76 |
| Clay | 20215 | 76.65 |
| Posey | 19805 | 77.36 |
| Decatur | 19800 | 74.77 |
| Randolph | 18970 | 75.26 |
| Fayette | 18190 | 77.65 |
| Scott | 18050 | 76.10 |
| White | 17855 | 73.54 |
| Starke | 17420 | 75.86 |
| Franklin | 17230 | 75.45 |
| Sullivan | 16650 | 79.67 |
| Owen | 16350 | 78.02 |
| Spencer | 15845 | 76.88 |
| Jay | 15490 | 73.40 |
| Carroll | 15135 | 75.69 |
| Fulton | 15100 | 74.40 |
| Perry | 15055 | 78.29 |
| Orange | 14875 | 75.80 |
| Parke | 13300 | 77.96 |
| Rush | 12875 | 76.80 |
| Fountain | 12780 | 76.90 |
| Brown | 12175 | 81.14 |
| Vermillion | 12080 | 77.21 |
| Tipton | 11960 | 78.22 |
| Newton | 10555 | 75.10 |
| Pulaski | 9795 | 76.76 |
| Pike | 9635 | 77.27 |
| Blackford | 9475 | 77.57 |
| Crawford | 8245 | 77.78 |
| Switzerland | 7895 | 74.38 |
| Martin | 7875 | 77.06 |
| Warren | 6420 | 77.63 |
| Benton | 6415 | 73.86 |
| Union | 5540 | 76.68 |
| Ohio | 4745 | 80.29 |
