Union
Township in Washington County, Pennsylvania

Union is a township in Washington County, Pennsylvania, with 5,374 residents (2020 Census). The nearest town is Finleyville, 1.2 miles NW.
- 5,374residents (2020 Census)
- 15.3 sq miland area · 39.6 km²
- 352 / sq mipopulation density
- 15332main ZIP code (4 in total)
About Union
Union Township is a township in Washington County, Pennsylvania, United States. The population was 5,367 at the 2020 census.
Text: Wikipedia · CC BY-SA 4.0
Union weather: 7-day forecast
Loading the National Weather Service forecast…
Source: National Weather Service (NOAA).
Live webcams in Union
Webcams: Windy.com
Living in Union
- Median household income
- $61,071
- Median home value
- $178,700
- Median rent
- $981/mo
- Median age
- 48.8
Do you know Union? Tell us about it
Help other travelers: share what makes Union special. We review every message before publishing it.
Map of Union
Tap any street on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Union 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 ›Union, PA population
Union had 5,374 residents in the 2020 Census.
| 2020 Census | 5,374 |
|---|---|
| Density | 352 per sq mi (136 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Union at a glance
| State | Pennsylvania (PA) |
|---|---|
| County | Washington County |
| Type | Township |
| Population | 5,374 (2020) |
| Land area | 15.29 sq mi (39.6 km²) |
| Water area | 0.36 sq mi (0.92 km²) |
| Coordinates | 40.2416° N, 79.9836° W |
| ZIP codes | 15332, 15020, 15038, 15067 |
| Official website | uniontwp.psatstwp.org |
| Census code (GEOID) | 4212578432 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Union
- Finleyville1.2 mi NW
- Bunola1.7 mi E
- Gastonville2.2 mi NW
- New Eagle2.9 mi SE
- Elrama3.2 mi E
- Baidland4.0 mi SE
- South Park4.0 mi N
- Forward4.1 mi E
- Nottingham4.1 mi SW
- Jefferson Hills4.4 mi NE
- Monongahela4.7 mi SE
- West Elizabeth5.0 mi NE
Straight-line distance between town centers.
Frequently asked questions about Union
What county is Union in?
Union is in Washington County, Pennsylvania.
What is the population of Union, PA?
5,374 people lived in Union at the 2020 Census.
What is the ZIP code of Union, PA?
The main ZIP code is 15332. Other ZIP codes: 15020, 15038, 15067.
What towns are near Union?
Finleyville (1.2 mi), Bunola (1.7 mi), Gastonville (2.2 mi), New Eagle (2.9 mi), Elrama (3.2 mi).
Last updated: