Unionville
Census-designated place in Butler County, Pennsylvania

Unionville is an unincorporated community (census-designated place) in Butler County, Pennsylvania, with 849 residents (2020 Census). It sits at 1,283 ft (391 m) above sea level. The nearest town is Center, 2.3 miles SE.
- 849residents (2020 Census)
- 1,283 ftelevation · 391 m
- 2.6 sq miland area · 6.7 km²
- 331 / sq mipopulation density
- 16001ZIP code
About Unionville
Unionville is a census-designated place located in Center Township, Butler County, in the U.S. state of Pennsylvania. As of the 2010 census, the population was 962.
Unionville is located in the northwestern corner of Center Township and is bordered to the southwest by the Shanor-Northvue CDP, to the north by Clay Township and to the west by Franklin Township. Pennsylvania Route 8 passes through the community, leading south 6 miles (10 km) to Butler, the county seat, and north 14 miles (23 km) to Harrisville.
Text: Wikipedia · CC BY-SA 4.0
Unionville weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Unionville
Webcams: Windy.com
Living in Unionville
- Median household income
- $58,235
- Median home value
- $94,400
- Median age
- 59.1
Do you know Unionville? Tell us about it
Help other travelers: share what makes Unionville special. We review every message before publishing it.
Map of Unionville
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Unionville Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Unionville, PA population
Unionville had 849 residents in the 2020 Census.
| 2020 Census | 849 |
|---|---|
| Density | 331 per sq mi (128 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Unionville at a glance
| State | Pennsylvania (PA) |
|---|---|
| County | Butler County |
| Type | Census-designated place |
| Population | 849 (2020) |
| Land area | 2.57 sq mi (6.7 km²) |
| Elevation | 1,283 ft (391 m) |
| Coordinates | 40.9423° N, 79.9613° W |
| ZIP code | 16001 |
| Census code (GEOID) | 4278608 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Unionville
- Center2.3 mi SE
- Franklin2.9 mi W
- Shanor-Northvue3.0 mi SE
- Clay3.9 mi NE
- Brady4.6 mi NW
- Homeacre-Lyndora5.3 mi SE
- Prospect5.4 mi SW
- West Sunbury5.6 mi NE
- Meridian6.2 mi S
- Butler6.5 mi SE
- Oakland7.1 mi E
- West Liberty7.2 mi NW
Straight-line distance between town centers.
Frequently asked questions about Unionville
What county is Unionville in?
Unionville is in Butler County, Pennsylvania.
What is the population of Unionville, PA?
849 people lived in Unionville at the 2020 Census.
What is the ZIP code of Unionville, PA?
The ZIP code of Unionville is 16001.
What is the elevation of Unionville?
1,283 feet (391 m) above sea level.
What towns are near Unionville?
Center (2.3 mi), Franklin (2.9 mi), Shanor-Northvue (3.0 mi), Clay (3.9 mi), Brady (4.6 mi).
Last updated: