Zip Code 45303 — Ansonia, OH

ZIP Code 45303 is associated with Ansonia, OH, in Darke County. The listed population estimate is 2,188; estimated density is 27.2 people per square mile. Among records with population estimates, it ranks #6 of 16 in Darke County and #756 of 1,215 in OH.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.214600, -84.656270)

Data MetricLocal Statistic
Postal / Zip Code45303
Primary CityAnsonia
State / ProvinceOH
CountyDarke
Total Population2,188
Population Density27.2 people/sq mi
TimezoneAmerica/New_York

How 45303 Compares

MetricZIP 45303Darke County recordsOH records
Population estimate2,18851,969 (sum)11,810,293 (sum)
Population Density27.2 /sq mi----
County population rank#6 of 16----
State population rank#756 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 45362Rossburg5.1 mi1,071
ZIP 45390Union City5.9 mi3,432
ZIP 45348New Weston7.7 mi848
ZIP 45380Versailles7.8 mi5,394
ZIP 45331Greenville8.1 mi22,356

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 →