Ansonia is a village in Darke County, Ohio, home to about 1,051 people across 0.8 square miles. Its ZIP code is 45303.
Homes sold for a median of $146 per square foot in the three months ending August 2026, a balanced market.
Each card is that ZIP code’s whole market, including any part outside Ansonia. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
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| Nearest major airport | Cincinnati Northern Kentucky International Airport (CVG)81 miles away |
|---|---|
| Closer regional airport | James M. Cox Dayton International Airport (DAY)31 miles away |
| Nearest city of 250,000+ | Fort Wayne, IN66 miles away |
| Nearest city of 1 million+ | Chicago, IL194 miles away |
Straight-line distances from the center of Ansonia; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Ansonia had 1,160 residents in the 2020 census, up 1% since 2000.
It’s the 668th largest of 1,264 towns in Ohio by population.
Darke County grew from 42,532 residents in 1900 to 51,881 in 2020.
Darke County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 85°F in summer, and winter lows average 19°F. About 40.3 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Greenville Wtp, OH weather station (8 miles away).
15,805 jobs at 1,117 businesses in Darke County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
1 doctors and other health care providers list an office in Ansonia.
Nearest hospitals
Providers with an office here
| Primary care doctors | 1 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Public schools here are run by Ansonia Local. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Ansonia Elementary SchoolAnsonia | Pre-K–6 | 495 | Public | 0.6 mi |
| Ansonia Middle SchoolAnsonia | 7–8 | 97 | Public | 0.6 mi |
| Ansonia High SchoolAnsonia | 9–12 | 217 | Public | 0.6 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.