County ProfileOH
Clinton County
Population: 42,018 · 9 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
42,018
People
Median age
40.8
Housing
Total households
16,761
Income
Median household income
$70,407
Housing
Total housing units
18,039
Employment
Employment rate
59.4%
Education
Bachelor’s degree or higher
19.3%
Healthcare
Insured population
94%
County details
Local time 02:01:21(ET)| Name | Clinton |
|---|---|
| Total ZIP codes | 9total |
| ZIP codes (by type) | 7 Standard2 PO Box |
| Area code | 283, 326, 513, 937 |
| Timezone | Eastern Time (ET) |
| Coordinates | 39.4166813, -83.8045826 |
| Land area | 408.7 sq miles(1,058.6 km²) |
Map of Clinton county, Ohio with ZIP codes
Cities and Communities in Clinton County
Compare the largest cities in Clinton County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Wilmington | 12,664 | $57,199 | 1ZIPs |
| Blanchester | 4,224 | $54,583 | 1ZIPs |
| Sabina | 2,499 | $48,750 | 1ZIPs |
| New Vienna | 1,108 | $60,962 | 1ZIPs |
| Clarksville | 534 | $63,611 | 1ZIPs |
| Martinsville | 416 | $44,732 | 1ZIPs |
| Midland | 307 | $55,000 | 1ZIPs |
| Port William | 229 | $48,750 | 1ZIPs |
| Reesville | 83 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Clinton County
Review the most populated postal areas across Clinton County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 45177 | Wilmington | $74,051 | 22,349 |
| 45107 | Blanchester | $71,510 | 9,806 |
| 45169 | Sabina | $52,405 | 4,686 |
| 45113 | Clarksville | $104,750 | 3,974 |
| 45159 | New Vienna | $82,961 | 3,524 |
| 45148 | Midland | $78,438 | 1,539 |
| 45146 | Martinsville | $71,184 | 1,400 |
| 45164 | Port William | $48,750 | 233 |
| 45166 | Reesville | — | 83 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS