• county
  • FIPS 39111
  • Largest town: Woodsfield

Monroe County, Ohio

Monroe County had 13,051 residents in the Census Vintage 2024 estimate, on 455.7 square miles of land. It ranks 87th of 88 in Ohio by population and 40th by land area.

Population
13,051
#87 of 88 in Ohio · #2,216 in US
Area
455.7 sq mi
#40 of 88 in Ohio · #2,247 in US
Density
29 / sq mi
#88 of 88 in Ohio · #1,968 in US
Median household income
$54,285
#79 of 88 in Ohio · #2,391 in US

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

Monroe County within Ohio. Pin: Columbus.

Measure from here

Tools and pages that start from Monroe County

Monroe County population, land area and income

Monroe County had 13,051 residents in the Census Vintage 2024 estimate, on 455.7 square miles of land. It ranks 87th of 88 in Ohio by population and 40th by land area. That works out to 28.6 people per square mile, below the US average of 96.3, and below the national county median.

The median county-equivalent in Ohio has 58,250 residents, so Monroe County has 22% of the typical county's population.

Its SAIPE 2023 median household income of $54,285 is in the bottom quarter among 3,143 counties with an estimate.

National rank among 3,144

Population

13,051

3144th1st

2216th of 3,144 (US)

Land area

456 sq mi

3144th1st

2247th of 3,144 (US)

Density

28.6 / sq mi

3144th1st

1968th of 3,144 (US)

Median household income

$54,285

3143rd1st

2391st of 3,143 (US)

Rank within Ohio (88)

Population

13,051

88th1st

87th of 88 (OH)

Land area

456 sq mi

88th1st

40th of 88 (OH)

Density

28.6 / sq mi

88th1st

88th of 88 (OH)

Median household income

$54,285

88th1st

79th of 88 (OH)

How Monroe County's population changed since 2020

Monroe County lost 305 residents between the July 2020 and July 2024 estimates, a drop of 2.3%. That ranks 83rd 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, Monroe County recorded 507 births and 890 deaths, a natural change of -383. Net international migration added +30 and net domestic migration, people moving to or from other US counties, came to +19. The largest single component was natural change, which removed 383 people.

13.4k202013.3k202113.2k202213.2k202313.1k2024
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
507
Deaths
890
Net international migration
+30
Net domestic migration
+19
Change, July 2023 to July 2024
-114

Where Monroe County is

The Census internal point of Monroe County is at 39.726300, -81.091000. 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 Monroe 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: Monroe County internal point. Dark pin: Columbus.

Internal point

Decimal
39.726300, -81.091000
DMS
39°43'34.68"N 81°05'27.60"W
UTM
17N 492201.3E 4397383.9N
Geohash
dpn3fxzq6
Plus code
86FWPWG5+GH

Towns in Monroe County

One incorporated place of 1,000+ people has residents in Monroe County, 2,145 people together, or 16% of the county. Each figure counts only the part of the town inside Monroe County; towns marked "part" extend into another county. The largest is Woodsfield with 2,145.

  1. 01Woodsfield2,145
Census Vintage 2024 subcounty estimates, county parts of incorporated places (SUMLEV 157).

Counties bordering Monroe County

The Census 2024 county adjacency file lists 6 neighbors for Monroe County, including 3 across a state line. The most populous is Belmont County, OH, with 64,692 residents. Distances run between Census internal points in a straight line.

Distance to Columbus and the nearest big city

Columbus is 102.6 miles W of Monroe County's internal point in a straight line. The nearest place of 100,000 or more is Pittsburgh, PA (population 307,668), 76.9 miles away. The nearest place of 10,000 or more is Marietta, OH (population 13,039), 28.2 miles away.

Monroe County FIPS code

The FIPS code of Monroe County is 39111: state code 39 for Ohio plus county code 111. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $54,285.

Questions people ask

What is the population of Monroe County, Ohio?

The Census Vintage 2024 estimate for July 1, 2024 is 13,051. That is down 305 people (2.3%) from the July 2020 estimate of 13,356.

What is the FIPS code of Monroe County?

39111. The first two digits (39) are Ohio; the last three (111) identify the county.

What is the largest town in Monroe County?

Woodsfield, with 2,145 residents inside Monroe County in 2024.

Which counties border Monroe County?

6 county-equivalents border it in the Census 2024 adjacency file: Belmont County, OH; Washington County, OH; Marshall County, WV; Noble County, OH; Wetzel County, WV; Tyler County, WV.

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.