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Brown County, IN
3 cities and towns and 3 ZIP codes in Brown County, Indiana.
Population
15,606
Land area
312sq mi
People per sq mi
50
ZIP codes
3
Cities and towns in Brown County
Brown County at a glance
- Brown County is 74% less dense than Indiana as a whole.
- Households here earn a median of $78,528 a year, 9% more than the Indiana figure of $71,957.
- A typical owner-occupied home is valued at $269,100 (23% above Indiana) and median rent is $895 a month.
- The biggest population centers are Nashville (1,386), Cordry Sweetwater Lakes (1,190) and Helmsburg (387).
Local data for Brown County, IN
Counts from official public data
Housing and community stats
Brown County, IN, American Community Survey 2020-2024
Median household income
$78,528
Poverty rate
7.8%
Median home value
$269,100
Prices +6.7% in a year
Median rent
$895/mo
Homeownership
86.6%
Bachelor's or higher
26.4%
Median age
51.0
Average commute
36.0 min
Largest reported origins and ancestries: German Americans (3,369), Irish Americans (2,055), French Americans (333).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.2%
Aug 2026, -0.1 pts in a year
Average annual pay
$40,510
3,291 jobs, 2025
Income per person
$66,407
BEA, 2024
Federal spending
$127M
FY 2026, $8,203 per person
PPP loans
$15.1M
308 loans, 2,271 jobs reported
Campaign donations
$23K
Itemized, 2026 cycle
How people get to work
Brown County, IN, workers 16 and older. American Community Survey 5-year estimates
- Drove alone78.7%
- Carpooled5.7%
- Public transit0.0%
- Walked1.6%
- Bicycle0.0%
- Taxi, ride-hailing, motorcycle or other0.4%
- Worked from home13.6%
Average one-way commute: 36.0 minutes for people who do not work from home.
Environment and hazard risk
Brown County, IN, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: ice storm
Storm events since 1996
236
Most often thunderstorm wind
Flood insurance policies
71
0.8% of homes, county
July high / Jan low
85° / 21°F
49.4 inches of rain a year
Hazards, floods and storm historyCheck a flood zone4 historic places
Health statistics
Share of adults in Brown County, IN, CDC PLACES estimates
Obesity
36.1%
U.S. 33.3% +2.8 pts
Diabetes
14.7%
U.S. 12.1% +2.6 pts
Smoking
15.9%
U.S. 12.8% +3.1 pts
Uninsured (18-64)
6.8%
U.S. 11.1% -4.3 pts
Cities, towns and ZIP codes in Brown County
Population shown
Frequently asked questions
- What is the largest city in Brown County, IN?
- Nashville is the largest city or town in Brown County, with about 1,386 residents.
- How many ZIP codes are in Brown County?
- Brown County includes 3 ZIP Code Tabulation Areas, including 46164, 47435, 47448.
- What is the population of Brown County, IN?
- About 15,606 people live in Brown County, based on American Community Survey 5-year estimates.
- What counties border Brown County?
- Brown County borders Johnson County, Monroe County, Bartholomew County, Morgan County, Jackson County.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023