What is the population of Union?

The population of Union, PA is 5,661.

Where is Union located?

Union, PA is located at latitude 39.9103800 and longitude -76.2630100. It is in United States.

What is the area of Union?

The area of Union, PA is 10.8 km².

What is the elevation of Union?

Union, PA has an elevation of 204 meters (669 feet) above sea level.

What time zone is Union in?

Union, PA is in the America/New_York time zone.

What state is Union in?

Union is in the state of Pennsylvania, United States.

What county is Union, PA in?

Union is in Lancaster County, Pennsylvania.

How has the population of Union changed?

The population of Union, PA has decreased from 5,700 (2010) to 5,661 (2020), a change of -0.7%.

Union, Pennsylvania

Union: township in southeastern Union County, Pennsylvania

About

Union is a township located in the county of Lancaster in the U.S. state of Pennsylvania. Its population at the 2010 census was 5,700 and a population density of 528 people per km². After 10 years in 2020 city had an estimated population of 5,661 inhabitants.

Union locator map — Location of Union on Pennsylvania map.

Quick Facts about Union

Population	5,661 (2020)
Country	United States of America
State	Pennsylvania (United States)
County	Lancaster County
Area	10.8 km²
Latitude & Longitude	39.9104,-76.2630
Time Zone	America/New_York
Local time	01:29:18 (19th April 2026)
Density	524 Pop. per km² as of 2020
Population growth	-0.69% (2010-2020)
Weather	64℉ Chance Rain Showers 7-days weather

Shikellamy State Park Picnic Shelter image

Geography

Union is located at 39°54'37"N 76°15'47"W (39.9103800, -76.2630100).

Union map

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Weather

64°F

Chance Rain Showers

10 to 16 mph SW Sunday

A chance of rain showers. Mostly cloudy, with a high near 64. Chance of precipitation is 50%.

7-Day Forecast

Demographics

According to census records, the population of Union decreased by 0.69% in 10 years.

Year	Population	% Change	Method
2010	5,700	-	census
2011	5,776	1.32%	estimation process
2012	5,816	0.69%	estimation process
2013	5,814	-0.03%	estimation process
2014	5,800	-0.24%	estimation process
2015	5,782	-0.31%	estimation process
2016	5,740	-0.73%	estimation process
2017	5,719	-0.37%	estimation process
2018	5,705	-0.25%	estimation process
2019	5,678	-0.48%	estimation process
2020	5,661	-0.3%	estimation process

People born in Union (2)

People born in Union, including politician John Vandling Lesher, photographer Benjamin Lloyd Singley, .

More notable people

Nearby Schools and Colleges

Schools and campuses linked to Union, PA. Select a name to open its map and contact details.

Code	Name	City	ZIP
418533	Lancaster County Career and Technology Center	Willow Street (PA)	17584

Nearby Transit Stations (29)

Rail and bus stations connected to Union, PA. Select a station to open its map and address details.

Code	Name	Address	Type
LNC	Lancaster station	53 McGovern Avenue	RAIL
MJY	Mount Joy	East Henry St. and North Market St.	RAIL
PAR	Parkesburg	W. First and S. Culvert Streets	RAIL
COT	Coatesville	Third Ave. and Fleetwood St.	RAIL
ELT	Elizabethtown station	South Wilson Avenue at West High Street	RAIL

Nearby Post Offices

Closest post offices linked to Union.

Post Office Name	City	ZIP
Holtwood Post Office	Holtwood (PA)	17532

Other places with the same name (21)

Union, New Jersey A city in Union County, New Jersey. with a population of 67,137 people.
Union, New York town in Broome County, New York, United States with a population of 52,262 people.
Union, Missouri city in and county seat of Franklin County, Missouri, United States with a population of 12,094 people.
Union, South Carolina township of Union County, New Jersey with a population of 8,045 people.
Union, South Carolina county seat of Union County, South Carolina with a population of 7,535 people.
Union, Ohio city in Montgomery and Miami Counties in the U. with a population of 6,909 people.
Union, Kentucky township in Boone County, Iowa with a population of 6,116 people.
Union, Maine town in Knox County, Maine, United States with a population of 2,275 people.
Union, Oregon township of Union County, New Jersey with a population of 2,207 people.
Union, Indiana city in Indiana, United States of America with a population of 2,160 people.
Union, Mississippi county in Mississippi, United States with a population of 1,876 people.
Union, Connecticut town in Tolland County, Connecticut, United States with a population of 844 people.
Union, Wisconsin town in Waupaca County, Wisconsin, United States with a population of 799 people.
Union, Illinois village in McHenry County, Illinois, United States with a population of 548 people.
Union, West Virginia town in Monroe County, West Virginia, United States with a population of 539 people.
Union, Michigan township in Cass County, Michigan with a population of 440 people.
Union, Iowa city in Hardin County, Iowa, United States with a population of 373 people.
Union, Minnesota township in Houston County, Minnesota with a population of 365 people.
Union, Nebraska village in Cass County, Nebraska, United States with a population of 242 people.
Union, Alabama town in Alabama, USA with a population of 207 people.
Union, North Dakota township in Grand Forks County, North Dakota, United States with a population of 182 people.

Other cities in Lancaster County

Cities, towns, neighborhoods & other populated places in Lancaster County , PA. (more)

City Name	Population	Title
Hempfield	40,558	A township in Westmoreland County, Pennsylvania.
Lancaster	17,106	City in central Lancaster County, Pennsylvania, United States
West Lampeter	15,983	Township of Pennsylvania
Ephrata	13,801	City of the state Washington, United States
Elizabethtown	11,494	Borough in northwestern Lancaster County, Pennsylvania
Columbia	10,295	Borough in western Lancaster County, Pennsylvania, United States
Lititz	10,022	Borough in northern Lancaster County, Pennsylvania
Conewago	8,536	Unincorporated community in Lancaster County, Pennsylvania
Millersville	8,289	City in Lancaster County, Pennsylvania, United States
Mount Joy	8,071	Borough in northwestern Lancaster County, Pennsylvania
Willow Street	7,578	Census designated place
Clay	6,939	Census-designated place in Lancaster County, Pennsylvania
East Earl	6,899	Township in northeastern Lancaster County, Pennsylvania
Leacock	5,783	Township in Lancaster County, Pennsylvania
New Holland	5,547	Borough in Lancaster County, Pennsylvania, United States
Pequea	5,448	Unincorporated community in Lancaster County, Pennsylvania

Distance to Other Cities

Union distances to largest Pennsylvania cities