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Zip Code 45631 — Gallipolis, OH

45631 is a ZIP Code associated with Gallipolis, OH, located within Gallia. The postal region supports an estimated population of 13,386 residents across Data Pending housing units, with a population density of 45.1 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.816720, -82.254860)

Data MetricLocal Statistic
Postal / Zip Code45631
Primary CityGallipolis
State / ProvinceOH
CountyGallia
Total Population13,386
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density45.1 people/sq mi
TimezoneAmerica/New_York

How 45631 Compares

MetricZIP 45631Gallia CountyOH State Average
Population13,38629,24311,810,293
Median IncomeData PendingN/AN/A
Population Density45.1 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 45614Bidwell7.8 mi5,450N/A
Zip 45674Rio Grande8.0 mi618N/A
Zip 45658Patriot9.3 mi2,539N/A
Zip 45620Cheshire11.4 mi675N/A
Zip 45623Crown City12.1 mi3,203N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →