COUNTY · PA
Greene County, Pennsylvania
Greene County is a county in Pennsylvania with FIPS code 42059 and an estimated population of 34,357 (Census 2023), 58th largest of 67 in the state.
County facts
- Name
- Greene County
- State
- Pennsylvania
- Type
- county
- FIPS code
- 42059
- State FIPS
- 42
- Population (2023)
- 34,357
- Change since 2020
- -4.2%
- State rank
- 58 of 67
Population is the Census Bureau’s Vintage 2023 estimate.
Questions
What is the FIPS code for Greene County?
Greene County, Pennsylvania has the five-digit FIPS code 42059: 42 for the state and 059 for the county.
What state is Greene County in?
Greene County is in Pennsylvania.
How do I know if an address is in this county?
Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.
Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.