Darke County, Ohio
Darke County is a county in Ohio. Its county FIPS code is 39037. Use the boundary map and neighboring areas below to check the jurisdiction you need.
- Official code
- 39037
- Representative coordinates
- 40.131319, -84.621287
- County type
- County
- County seat or government
- Greenville
- Resident population, July 2025
- 51,520
- Land area
- 1,549.078 km²
- Water area
- 4.245 km²
- State
- Ohio
The representative point identifies this area. It is not a street address or a boundary survey.
Time zones in Darke County
| Time zone | Local time and UTC offset | Next clock change |
|---|---|---|
| America/New_York | UTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock. | Enable JavaScript for upcoming changes. |
Listed zones overlap the mapped area. A point lookup can distinguish sides of a boundary. Your device’s zone may differ.
Census ZIP areas
45303 · 45304 · 45308 · 45309 · 45310 · 45318 · 45328 · 45331 · 45332 · 45337 · 45338 · 45346 · 45347 · 45348 · 45350 · 45351 · 45352 · 45358 · 45362 · 45380 · 45382 · 45388 · 45390 · 45846 · 45883
These statistical areas overlap the boundary. They are not delivery assignments; confirm mailing details with USPS ZIP Code Lookup.
Official county information
Use the US government local-office directory ↗ to find the office responsible for your address. A county website has not been confidently matched here. A geographic lookup cannot determine eligibility, tax liability or a court obligation.
Cities, towns and communities
These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.
- Ansonia village, OH
- Arcanum village, OH
- Bradford village, OH
- Burkettsville village, OH
- Castine village, OH
- Gettysburg village, OH
- Gordon village, OH
- Greenville city, OH
- Hollansburg village, OH
- Ithaca village, OH
- New Madison village, OH
- New Weston village, OH
- North Star village, OH
- Osgood village, OH
- Palestine village, OH
- Pitsburg village, OH
- Rossburg village, OH
- Union City village, OH
- Versailles village, OH
- Wayne Lakes village, OH
- Yorkshire village, OH
Areas sharing the mapped boundary
These areas touch this mapped boundary.
Before using this answer on a form
Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.
Find the county at your current point, check its ZIP area, or find its physical time zone.
Small boundary contacts to check
These maps have small contacts that do not confidently establish another jurisdiction or clock zone. They remain separate from the main answer. Check a precise address near the line with the responsible authority.