Data as of November 4, 2026 · refreshed automatically from the official Indiana voter file
Brown County, Indiana has 12,590 active registered voters across 10 precincts, as of November 2026.
Party registration
Indiana doesn't register voters by party, so there's no party breakdown to show. Party lean is usually inferred from primary participation; that data is in the voter file and available inside Motion51.
How Brown County voted for president
Election results are public records.
Brown County at a glance.
Brown County had an estimated 15,650 residents in July 2024, the 79th most populous of Indiana's 92 counties, up 1.2% since the 2020 census. Of those, 13,124 are 18 or older, the voting-age population, and 28.2% are 65 or older. Its 12,590 active registered voters equal about 95.9% of that voting-age population.
It covers 312 square miles of land (50 people per square mile). Its one incorporated place is Nashville (1,264 residents). The American Community Survey (2020-2024) puts it at a median age of 51.0, a median household income of $78,528, 26.4% of adults 25 and older holding a bachelor's degree or higher and 86.6% of occupied homes owned by the people living in them.
In 2024, 8,627 votes were cast for president, about 65.7% of the voting-age population; the Democratic ticket took 32.8% and the Republican ticket 65.5%. The two-party margin moved from R+2.6 in 2008 to R+32.7 in 2024.
- Population (2024 estimate)
- 15,650
- Population (2020 census base)
- 15,468
- Voting-age population (18+)
- 13,124
- Active voters per 100 adults
- 95.9
- Residents 65 and older
- 28.2%
- People per square mile
- 50
- Land area
- 312 sq mi
- Median age
- 51.0
- Median household income
- $78,528
- Adults 25+ with a bachelor's degree
- 26.4%
- Owner-occupied homes
- 86.6%
Presidential vote, 2008–2024
| Year | Democratic | Republican | Margin | Votes cast |
|---|---|---|---|---|
| 2024 | 32.8% | 65.5% | R+32.7 | 8,627 |
| 2020 | 33.8% | 64.3% | R+30.5 | 8,981 |
| 2016 | 31.8% | 63.4% | R+31.6 | 7,908 |
| 2012 | 40.3% | 57.0% | R+16.7 | 7,590 |
| 2008 | 47.8% | 50.4% | R+2.6 | 8,055 |
Sources: U.S. Census Bureau Vintage 2024 population estimates and 2024 Gazetteer; American Community Survey 2020–2024 5-year estimates; certified county presidential returns. Growth, density and turnout are simple arithmetic on those figures.
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