Union
Township in Adams County, Pennsylvania

Union is a township in Adams County, Pennsylvania, with 3,076 residents (2020 Census). The nearest town is Littlestown, 2.1 miles SW.
- 3,076residents (2020 Census)
- 17.3 sq miland area · 44.7 km²
- 178 / sq mipopulation density
- 17340ZIP code
About Union
Union Township is a township in Adams County, Pennsylvania, United States. The population was 3,148 at the 2010 census.
Text: Wikipedia · CC BY-SA 4.0
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Living in Union
- Median household income
- $94,857
- Median home value
- $334,700
- Median rent
- $1,274/mo
- Median age
- 49.9
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Map of Union
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Open in Google Maps ›Union, PA population
Union had 3,076 residents in the 2020 Census.
| 2020 Census | 3,076 |
|---|---|
| Density | 178 per sq mi (69 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Union at a glance
| State | Pennsylvania (PA) |
|---|---|
| County | Adams County |
| Type | Township |
| Population | 3,076 (2020) |
| Land area | 17.28 sq mi (44.7 km²) |
| Water area | 0.03 sq mi (0.08 km²) |
| Coordinates | 39.7615° N, 77.0523° W |
| ZIP code | 17340 |
| Census code (GEOID) | 4200178264 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Union
- Littlestown2.1 mi SW
- Conewago3.0 mi NE
- McSherrystown3.4 mi NE
- Germany3.4 mi SW
- Pennville3.6 mi NE
- Midway4.1 mi NE
- Parkville4.8 mi E
- Hanover5.0 mi NE
- Mount Pleasant5.3 mi NW
- Penn5.4 mi NE
- Bonneauville5.6 mi NW
- West Manheim6.0 mi E
Straight-line distance between town centers.
Frequently asked questions about Union
What county is Union in?
Union is in Adams County, Pennsylvania.
What is the population of Union, PA?
3,076 people lived in Union at the 2020 Census.
What is the ZIP code of Union, PA?
The ZIP code of Union is 17340.
What towns are near Union?
Littlestown (2.1 mi), Conewago (3.0 mi), McSherrystown (3.4 mi), Germany (3.4 mi), Pennville (3.6 mi).
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