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Brown County, OH
12 cities and towns and 13 ZIP codes in Brown County, Ohio.
Population
43,845
Land area
490sq mi
People per sq mi
90
ZIP codes
13
Cities and towns in Brown County
Brown County at a glance
- Brown County is 69% less dense than Ohio as a whole.
- The median household income is $71,270, close to the Ohio median.
- A typical owner-occupied home is valued at $196,200 (9% below Ohio) and median rent is $817 a month.
- Its largest cities are Mount Orab (4,987), Georgetown (3,899) and Lake Lorelei (1,746).
Local data for Brown County, OH
Counts from official public data
Housing and community stats
Brown County, OH, American Community Survey 2020-2024
Median household income
$71,270
Poverty rate
19.6%
Median home value
$196,200
Prices +2.0% in a year
Median rent
$817/mo
Homeownership
77.2%
Bachelor's or higher
15.7%
Median age
42.5
Average commute
33.9 min
Largest reported origins and ancestries: German Americans (8,658), Irish Americans (5,372), French Americans (1,578).
Economy and federal money
Jobs, income, federal spending and pandemic loans
Unemployment rate
3.8%
Aug 2026, -0.9 pts in a year
Average annual pay
$45,542
8,026 jobs, 2025
Income per person
$50,147
BEA, 2024
Federal spending
$299M
FY 2026, $6,840 per person
PPP loans
$47.04M
1,195 loans, 7,172 jobs reported
Campaign donations
$82.01K
Itemized, 2026 cycle
How people get to work
Brown County, OH, workers 16 and older. American Community Survey 5-year estimates
- Drove alone81.8%
- Carpooled10.0%
- Public transit0.5%
- Walked0.3%
- Bicycle0.1%
- Taxi, ride-hailing, motorcycle or other0.9%
- Worked from home6.5%
Average one-way commute: 33.9 minutes for people who do not work from home.
Environment and hazard risk
Brown County, OH, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: landslide
Storm events since 1996
570
Most often thunderstorm wind
Flood insurance policies
91
0.4% of homes, county
July high / Jan low
86° / 17°F
47.9 inches of rain a year
Hazards, floods and storm historyCheck a flood zone22 historic places
Health statistics
Share of adults in Brown County, OH, CDC PLACES estimates
Obesity
41.6%
U.S. 33.3% +8.3 pts
Diabetes
14.5%
U.S. 12.1% +2.4 pts
Smoking
19.7%
U.S. 12.8% +6.9 pts
Uninsured (18-64)
8.7%
U.S. 11.1% -2.4 pts
Cities, towns and ZIP codes in Brown County
Population shown
Frequently asked questions
- What is the largest city in Brown County, OH?
- Mount Orab is the largest city or town in Brown County, with about 4,987 residents.
- How many ZIP codes are in Brown County?
- Brown County includes 13 ZIP Code Tabulation Areas, including 45101, 45115, 45118, 45119, 45121.
- What is the population of Brown County, OH?
- About 43,845 people live in Brown County, based on American Community Survey 5-year estimates.
- What counties border Brown County?
- Brown County borders Clermont County, Highland County, Clinton County, Adams County, Mason County, KY, Bracken County, KY.
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023