Upper Saint Clair, Allegheny County, Pennsylvania

Upper Saint Clair: Home rule municipality in Allegheny County


Upper Saint Clair is a city located in the county of Allegheny in the U.S. state of Pennsylvania. Its population at the 2010 census was 19,229 and a population density of 1,962 people per km². After 10 years in 2020 city had an estimated population of 19,896 inhabitants.

The city was created 192 years ago in 1829.

Quick Facts about Upper Saint Clair

Population : 19,896 (2020)
Country : United States of America
State : Pennsylvania (United States)
County : Allegheny County
Different from : East St. Clair Township
Area : 9.8 km2
Establishment : January 01, 1830 (192 years ago)
Time Zone : America/New_York
Local time : 07:58:50 (3rd December 2022)
Density : 2,030 Pop. per km² as of 2020
Population growth : 3.35% (2010-2020)
Upper Saint Clair locator map
Location of Upper Saint Clair on Pennsylvania map.
FultonLogHouse image
FultonLogHouse image


Upper Saint Clair is located at 40°20'9"N 80°5'0"W (40.3359000, -80.0833900).

Upper Saint Clair map


The population of Upper Saint Clair increased by 3.35% in 10 years.

Year Population % Change Method
2010 19,229 - census
2011 19,356 0.66% estimation process
2012 19,372 0.08% estimation process
2013 19,412 0.21% estimation process
2014 19,395 -0.09% estimation process
2015 19,634 1.22% estimation process
2016 19,817 0.92% estimation process
2017 19,732 -0.43% estimation process
2018 19,748 0.08% estimation process
2019 19,744 -0.02% estimation process
2020 19,896 0.76% estimation process

Upper Saint Clair, Upper Sainte Clair, Upper St. Clair

People born in Upper Saint Clair (2)

People born in Upper Saint Clair, including football offensive tackle Chad Beasley, actor Wynn Harmon, .


Schools in Upper Saint Clair

College & universities near Upper Saint Clair, PA

Code Name City ZIP
216074 South Hills Beauty Academy Pittsburgh (PA) 15216

Stations (7)

Amtrak & bus stations near Upper Saint Clair, PA

Code Name Address Type
PGH Union Station 1100 Liberty Avenue RAIL
GNB Greensburg Harrison Ave. and Seton Hill Dr. RAIL
COV Connellsville station North Water Street and West Peach Street RAIL
LAB Latrobe station 329 McKinley Ave RAIL
JST Johnstown 47 Walnut Street RAIL

Post offices near Upper Saint Clair

Post Office Name City ZIP
Upper Saint Clair Post Office Pittsburgh (PA) 15241

Other cities in Allegheny County

Cities, Towns, Neighborhoods & Other Populated Places in Allegheny County , PA. (more)

City Name Population Title
Pittsburgh 299,226 County seat in Allegheny County, Pennsylvania, United States
Penn Hills 40,517 Home rule municipality of Pennsylvania
Municipality of Bethel Park 32,345 Home rule municipality of Pennsylvania
Bethel Park 32,118 Home rule municipality of Pennsylvania
Mount Lebanon 31,418 Municipality in Pennsylvania
Monroeville 28,176 City in Alabama, United States
Plum 26,993 Borough of Pennsylvania
Moon 25,204 Township in Allegheny County, Pennsylvania
Unity 21,600 Township in Westmoreland County, Pennsylvania, United States
West Mifflin 19,588 Borough of Pennsylvania
McKeesport 18,927 City in Allegheny County, Pennsylvania, United States
Wilkinsburg 15,186 Borough of Pennsylvania
Franklin Park 14,883 Borough of Pennsylvania
Cecil 13,220 Township in Washington County, Pennsylvania
Elizabeth 11,494 Borough in Pennsylvania, United States
Jefferson Hills 11,136 Borough of Pennsylvania

Distance to Other Cities

Upper Saint Clair distances to largest Pennsylvania cities