ZIP Codes of Monroe County, OH

Population & People
Population & People
Total Population
13,042
Household Income
Household Income
Median Income
$64,206
Housing
Housing
Total Housing Units
6,985
Business & Economy
Business & Economy
Total Businesses
226
Employment
Employment
Employment Rate
50.78%
Education
Education
Bachelor's Degree+
12.16%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 12 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:12 ZIP Codes (7 Standard, 5 PO Box, 0 Unique) [See All]
Area Codes:220 / 740
Timezone:Eastern (GMT -05:00)
Local Time:2:13:21 PM
Population:13,042 [See All]
FIPS:39111
Land Area:430 sq mi
Water Area:2 sq mi
Coordinates:39.7458, -81.0612
Quick Link:
https://www.zip-codes.com/county/oh-monroe.asp
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Among Ohio's 5 oldest counties
Median age 46.1.

Standout ZIPs in this County


Most Populous
Woodsfield · 4,836 people
37.1% of county total
Highest Income
Hannibal · $78,241 median
1.2× county average
Largest Land Area
Woodsfield · 106.3 sq mi
Spans the most ground
Fastest Growth
Jerusalem · 14.9% (10-yr)
1,206 → 1,386 residents
Most Educated
Sardis · 13.9% bachelor's+
156 of 1,121 adults 25+

Things worth knowing about Monroe County


13,042 residents live across 12 ZIPs covering 430 sq mi, served by 12 distinct USPS-recognized cities.

Population moved from 14,079 to 13,042 from 2014 to 2024 — a -7.4% change. 3 ZIPs gained residents, 7 lost.

The county's wealthiest ZIP 43931 (Hannibal, $78,241 median) and poorest ZIP 45734 (Graysville, $48,676) are 16.0 miles apart — a 1.6× income gap across local geography.

Median home values vary 1.8× across this county — from $123,600 in 43716 (Beallsville) to $218,800 in 43747 (Jerusalem).

Density varies 54× across the county — from 10 people/sq mi in 45734 (Graysville) to 519 in 43786 (Stafford).

Educational attainment ranges from 5.6% bachelor's+ in 43716 (Beallsville) to 44.9% in 43931 (Hannibal) — the breadth of educational profiles across the area.

Within Ohio, this is the #85 most populous of 88 counties and ranks #65 for median household income .

Weighted by population, the typical household earns about $61,834 across the county — reflecting what a typical resident sees, not a simple ZIP average.

12.2% of adults age 25+ hold a bachelor's degree or higher (1,146 of 9,425 reporting).

7 Standard delivery, 5 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Monroe County


Population decline

Monroe County lost 7.4% of residents between 2014 and 2024. ZIPs that shed the largest share:

Graysville
-48.6%
613 → 315 residents
Sardis
-34.4%
2,255 → 1,479 residents
Clarington
-10.0%
1,396 → 1,256 residents

All ZIP Codes in Monroe County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
43793WoodsfieldStandard4,836$49,234106.3-1.1%
43716BeallsvilleStandard1,903$63,03669.114.6%
43754LewisvilleStandard1,623$75,56870.2-8.1%
43946SardisStandard1,479$62,83257.9-34.4%
43747JerusalemStandard1,386$77,11534.614.9%
43915ClaringtonStandard1,256$74,40557.9-10.0%
45734GraysvilleStandard315$48,67632.8-48.6%
43931HannibalPO Box178$78,2410.6-28.5%
43786StaffordPO Box66$48,7500.1144.4%
43914CameronPO Box00.6-100.0%
43757MalagaPO Box0.0
43752LaingsPO Box0.0

Adjacent & Nearby Counties