Zip Code 45113 — Clarksville, OH

ZIP Code 45113 is associated with Clarksville, OH, in Clinton County. The listed population estimate is 3,877; estimated density is 39.7 people per square mile. Among records with population estimates, it ranks #4 of 9 in Clinton County and #596 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.399910, -83.985610)

Data MetricLocal Statistic
Postal / Zip Code45113
Primary CityClarksville
State / ProvinceOH
CountyClinton
Total Population3,877
Population Density39.7 people/sq mi
TimezoneAmerica/New_York

How 45113 Compares

MetricZIP 45113Clinton County recordsOH records
Population estimate3,87746,780 (sum)11,810,293 (sum)
Population Density39.7 /sq mi----
County population rank#4 of 9----
State population rank#596 of 1,215----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in OH

ZIP CodeCityDistancePopulation estimate
ZIP 45054Oregonia5.4 mi2,693
ZIP 45032Harveysburg7.2 mi683
ZIP 45107Blanchester7.7 mi9,190
ZIP 45152Morrow8.1 mi14,850
ZIP 45177Wilmington9.0 mi22,924

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 →