County ProfileOH
Butler County
Population: 390,357 · 18 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
390,357
People
Median age
37.2
Housing
Total households
146,822
Income
Median household income
$81,590
Housing
Total housing units
155,372
Employment
Employment rate
60.6%
Education
Bachelor’s degree or higher
32.8%
Healthcare
Insured population
93.8%
County details
Local time 03:14:32(ET)| Name | Butler |
|---|---|
| Total ZIP codes | 18total |
| ZIP codes (by type) | 12 Standard6 PO Box |
| Area code | 283, 326, 513, 937 |
| Timezone | Eastern Time (ET) |
| Coordinates | 39.4397469, -84.5657341 |
| Land area | 466.5 sq miles(1,208.3 km²) |
Map of Butler county, Ohio with ZIP codes
Cities and Communities in Butler County
Compare the largest cities in Butler 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 |
|---|---|---|---|
| Hamilton | 63,399 | $55,166 | 4ZIPs |
| West Chester | 53,694 | — | 2ZIPs |
| Middletown | 50,987 | $57,102 | 2ZIPs |
| Fairfield | 44,907 | $77,937 | 2ZIPs |
| Oxford | 23,035 | $40,764 | 1ZIPs |
| Monroe | 15,412 | $105,250 | 1ZIPs |
| Trenton | 13,021 | $80,635 | 1ZIPs |
| Ross | 3,478 | $64,522 | 1ZIPs |
| Okeana | 3,375 | — | 1ZIPs |
| Seven Mile | 712 | $57,708 | 1ZIPs |
| Somerville | 258 | $58,438 | 1ZIPs |
| Overpeck | 76 | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Butler County
Review the most populated postal areas across Butler County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 45011 | Hamilton | $91,873 | 73,596 |
| 45044 | Middletown | $73,732 | 56,128 |
| 45013 | Hamilton | $73,633 | 53,911 |
| 45069 | West Chester | $114,631 | 53,694 |
| 45014 | Fairfield | $75,661 | 46,169 |
| 45056 | Oxford | $49,233 | 28,892 |
| 45042 | Middletown | $69,520 | 26,972 |
| 45067 | Trenton | $81,605 | 15,004 |
| 45050 | Monroe | $104,282 | 12,173 |
| 45015 | Hamilton | $48,312 | 12,103 |
| 45053 | Okeana | $109,148 | 3,375 |
| 45064 | Somerville | $102,531 | 3,112 |
| 45062 | Seven Mile | $52,917 | 775 |
| 45055 | Overpeck | — | 76 |
| 45012 | Hamilton | — | — |
| 45018 | Fairfield | — | — |
| 45061 | Ross | — | — |
| 45071 | West Chester | — | — |
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