• county
  • FIPS 39015
  • Largest town: Georgetown

Brown County, Ohio

Brown County had 44,292 residents in the Census Vintage 2024 estimate, on 489.5 square miles of land. It ranks 55th of 88 in Ohio by population and 29th by land area.

Population
44,292
#55 of 88 in Ohio · #1,108 in US
Area
489.5 sq mi
#29 of 88 in Ohio · #2,127 in US
Density
90 / sq mi
#62 of 88 in Ohio · #987 in US
Median household income
$68,289
#36 of 88 in Ohio · #1,117 in US

Census Vintage 2024 estimates · SAIPE 2023 income · 2024 Gazetteer land area

Brown County within Ohio. Pin: Columbus.

Measure from here

Tools and pages that start from Brown County

Brown County population, land area and income

Brown County had 44,292 residents in the Census Vintage 2024 estimate, on 489.5 square miles of land. It ranks 55th of 88 in Ohio by population and 29th by land area. That works out to 90.5 people per square mile, near the US average of 96.3, and above the national county median.

The median county-equivalent in Ohio has 58,250 residents; Brown County is somewhat smaller.

Its SAIPE 2023 median household income of $68,289 is above the national county median among 3,143 counties with an estimate.

National rank among 3,144

Population

44,292

3144th1st

1108th of 3,144 (US)

Land area

490 sq mi

3144th1st

2127th of 3,144 (US)

Density

90.5 / sq mi

3144th1st

987th of 3,144 (US)

Median household income

$68,289

3143rd1st

1117th of 3,143 (US)

Rank within Ohio (88)

Population

44,292

88th1st

55th of 88 (OH)

Land area

490 sq mi

88th1st

29th of 88 (OH)

Density

90.5 / sq mi

88th1st

62nd of 88 (OH)

Median household income

$68,289

88th1st

36th of 88 (OH)

How Brown County's population changed since 2020

Brown County gained 608 residents between the July 2020 and July 2024 estimates, a rise of 1.4%. That ranks 16th of 88 in Ohio for growth. The median Ohio county changed by -0.2%, and the state as a whole by +0.7%.

Since the April 2020 estimates base, Brown County recorded 2,076 births and 2,691 deaths, a natural change of -615. Net international migration added +77 and net domestic migration, people moving to or from other US counties, came to +1,148. The largest single component was domestic migration, which added 1,148 people.

43.7k202043.7k202143.7k202243.8k202344.3k2024
Census Vintage 2024 county estimates for July 1 of each year. The axis starts above zero so year-to-year changes are visible.

Components of change, April 2020 to July 2024

Births
2,076
Deaths
2,691
Net international migration
+77
Net domestic migration
+1,148
Change, July 2023 to July 2024
+458

Where Brown County is

The Census internal point of Brown County is at 38.931400, -83.866800. It sits in UTM zone 17N. The map shades Ohio's 88 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Brown County outlined. Dots are towns of 1,000+ people with residents in it.

Shelby County: -0.4%Defiance County: +1.0%Darke County: -0.8%Seneca County: -0.6%Wood County: +0.6%Fayette County: -0.7%Clark County: -0.7%Hocking County: -2.2%Jackson County: +0.2%Miami County: +2.7%Richland County: -0.1%Union County: +13.7%Auglaize County: -1.2%Hancock County: +0.1%Morgan County: -1.6%Van Wert County: -0.1%Hardin County: -1.0%Paulding County: -0.3%Portage County: +1.2%Delaware County: +10.6%Harrison County: -3.1%Ross County: -1.3%Crawford County: -0.9%Clinton County: -0.0%Henry County: -0.5%Pike County: -0.0%Cuyahoga County: -1.7%Highland County: +1.0%Knox County: +1.7%Ottawa County: -1.5%Huron County: -0.6%Erie County: -2.2%Holmes County: +1.0%Lawrence County: -4.0%Marion County: -0.6%Fairfield County: +5.2%Putnam County: -0.6%Guernsey County: -0.5%Vinton County: -2.1%Gallia County: -1.2%Trumbull County: -0.7%Wayne County: -0.2%Perry County: +0.6%Ashland County: -0.1%Fulton County: -1.4%Brown County: +1.4%Lucas County: -1.1%Stark County: -0.1%Medina County: +1.1%Belmont County: -2.4%Williams County: -1.4%Mahoning County: -1.0%Noble County: +1.1%Greene County: +2.5%Preble County: -0.5%Allen County: -1.2%Athens County: +1.3%Jefferson County: -2.0%Adams County: +0.8%Monroe County: -2.3%Washington County: -2.2%Logan County: -0.1%Franklin County: +2.4%Warren County: +5.3%Wyandot County: -2.1%Licking County: +3.4%Hamilton County: +0.8%Clermont County: +2.6%Butler County: +2.2%Coshocton County: +1.1%Geauga County: -0.0%Sandusky County: -0.0%Ashtabula County: -0.6%Carroll County: -0.9%Tuscarawas County: -1.2%Morrow County: +2.7%Montgomery County: +0.1%Mercer County: +0.3%Lake County: -0.1%Pickaway County: +6.0%Madison County: +3.8%Muskingum County: +0.1%Meigs County: -3.0%Columbiana County: -1.8%Lorain County: +2.7%Scioto County: -2.8%Champaign County: +0.4%Summit County: -0.3%
Change 2020 to 2024
  1. < -1.4%
  2. < -0.6%
  3. < -0.0%
  4. < +1.1%
  5. ≥ +1.1%
no data

Orange pin: Brown County internal point. Dark pin: Columbus.

Internal point

Decimal
38.931400, -83.866800
DMS
38°55'53.04"N 83°52'0.48"W
UTM
17N 251497.2E 4313072.5N
Geohash
dnum7x4pc
Plus code
86CRW4JM+H7

Towns in Brown County

5 incorporated places of 1,000+ people have residents in Brown County, 13,140 people together, or 30% of the county. Each figure counts only the part of the town inside Brown County; towns marked "part" extend into another county. The largest is Georgetown with 4,498.

  1. 01Georgetown4,498
  2. 02Mount Orab4,400
  3. 03Ripley1,591
  4. 04Aberdeen1,542
  5. 05Sardinia1,109
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Brown County

The Census 2024 county adjacency file lists 6 neighbors for Brown County, including 2 across a state line. The most populous is Clermont County, OH, with 214,123 residents. Distances run between Census internal points in a straight line.

Distance to Columbus and the nearest big city

Columbus is 84.9 miles NNE of Brown County's internal point in a straight line. The nearest place of 100,000 or more is Cincinnati, OH (population 314,915), 37.2 miles away. The nearest place of 10,000 or more is Alexandria, KY (population 10,819), 28.0 miles away.

Brown County FIPS code

The FIPS code of Brown County is 39015: state code 39 for Ohio plus county code 015. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $68,289.

Questions people ask

What is the population of Brown County, Ohio?

The Census Vintage 2024 estimate for July 1, 2024 is 44,292. That is up 608 people (1.4%) from the July 2020 estimate of 43,684.

What is the FIPS code of Brown County?

39015. The first two digits (39) are Ohio; the last three (015) identify the county.

What is the largest town in Brown County?

Georgetown, with 4,498 residents inside Brown County in 2024.

Which counties border Brown County?

6 county-equivalents border it in the Census 2024 adjacency file: Clermont County, OH; Highland County, OH; Clinton County, OH; Adams County, OH; Mason County, KY; Bracken County, KY.

Sources and data as of

Data as of: Census Vintage 2024 population estimates, 2024 Gazetteer land area and internal points, SAIPE 2023 median household income.

  1. 01Census Vintage 2024 county population estimates
  2. 02Census 2024 Gazetteer, counties
  3. 03Census SAIPE 2023 state and county estimates
  4. 04Census Vintage 2024 subcounty population estimates
  5. 05Census 2024 county adjacency file
  6. 06Census 2024 cartographic boundary file, counties (1:5,000,000)

How every number is computed: methodology. Spotted a wrong figure? Report an error.