Darke County, OH ZIP codes
There are 16 ZIP codes in Darke County, OH, in 16 towns, from 45303 to 45390. The largest are 45331 (Greenville), 45304 (Arcanum) and 45380 (Versailles).
The county seat is Greenville.
- ZIP codes
- 16
- Towns
- 16
- County seat
- Greenville
- County FIPS
39037- State
- Ohio
- Population
- 51,594
- Median household income
- $64,486
- Land area
- 598 sq mi
- Area code
- 937
- Metro area
- Greenville
Darke County ZIP codes by town
- Greenville (county seat)
- 45331
Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.
Map of Darke County ZIP codes
The ZIP codes of Darke County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.
Darke County in numbers
About 51,594 people live in Darke County, in 21,297 households, the 49th most populous of Ohio's 88 counties. The median household income is $64,486 a year, 10% below the Ohio median of $71,389 (US: $80,734). The median owner-occupied home is valued at $173,200 (19% below the Ohio median), and median gross rent is $779 a month. The median age is 41.8; 16.5% of adults 25 and over hold a bachelor's degree or higher (31.5% across Ohio); the average commute takes 23 minutes.
| Population | 51,594 |
|---|---|
| Households | 21,297 |
| Median age | 41.8 |
| Median household income | $64,486 |
| Median home value | $173,200 |
| Median gross rent | $779 |
| Bachelor's degree or higher | 16.5% |
| Mean commute | 23.0 min |
| Population density | 86 / sq mi |
U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.
Largest towns in Darke County
| Town | ZIP codes | Population |
|---|---|---|
| Greenville | 1 | 12,741 |
| Arcanum | 1 | 2,912 |
| Versailles | 1 | 2,715 |
| Bradford | 1 | 1,674 |
| Union City | 1 | 1,519 |
| Ansonia | 1 | 1,051 |
| New Madison | 1 | 783 |
| Gettysburg | 1 | 544 |
| Pitsburg | 1 | 370 |
| Osgood | 1 | 337 |
| Hollansburg | 1 | 316 |
| Rossburg | 1 | 261 |
| North Star | 1 | 179 |
| Palestine | 1 | 173 |
| Yorkshire | 1 | 67 |
Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.
Neighbouring counties
Counties that share a ZIP code with Darke County.
Not sure you are in Darke County? What county am I in? answers from your location, near a county line included.
Every ZIP code in Darke County, with figures
| ZIP | City | Type | Population | Median income | Median home |
|---|---|---|---|---|---|
45303 | Ansonia , OH | Standard | 2,188 | $65,556 | $134,100 |
45304 | Arcanum , OH | Standard | 7,599 | $78,125 | $190,200 |
45308 | Bradford , OH | Standard | 4,385 | $70,435 | $171,000 |
45328 | Gettysburg , OH | Standard | 544 | $63,125 | $114,100 |
45331 | Greenville , OH | Standard | 22,356 | $53,801 | $166,200 |
45332 | Hollansburg , OH | Standard | 716 | $77,250 | $114,000 |
45346 | New Madison , OH | Standard | 1,663 | $77,083 | $161,300 |
45348 | New Weston , OH | Standard | 848 | $120,170 | $248,400 |
45350 | North Star , OH | Standard | 69 | $102,500 | $170,800 |
45351 | Osgood , OH | Standard | 328 | $101,875 | $223,700 |
45352 | Palestine , OH | Standard | 173 | $62,500 | $62,000 |
45358 | Pitsburg , OH | Standard | 362 | $60,625 | $161,700 |
45362 | Rossburg , OH | Standard | 1,071 | $61,687 | $231,500 |
45380 | Versailles , OH | Standard | 5,394 | $84,135 | $235,300 |
45388 | Yorkshire , OH | Standard | 841 | $86,996 | $324,700 |
45390 | Union City , OH | Standard | 3,432 | $52,150 | $118,100 |
Cite this page
zipcodes.pro. “Darke County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/oh/county/darke
Underlying data is public domain or openly licensed — sources, vintages and licences.