Browse / United States / Pennsylvania / Baldwin
Baldwin
Pennsylvaniaborough
Baldwin
Total population
21,057
Median home value
$208,400
Bachelor's+
Median income
$80,983
Founded
1950
Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.
- Flood Watch · SevereFlood Watch issued September 21 at 1:31AM EDT until September 21 at 12:00PM EDT by NWS Pittsburgh PA
Source: NOAA National Weather Service.
City facts
Facts from Wikidata (CC0).
Overview
Baldwin is a borough in Allegheny County, Pennsylvania, United States. Part of the Pittsburgh metropolitan area, the borough's population was 21,510 as of the 2020 census.
Read more on WikipediaHistory & geography
History
The borough was named for Henry Baldwin (1780–1844), a U.S. Congressman from Pennsylvania and Associate Justice of the Supreme Court. Baldwin Borough was incorporated on October 27, 1950, from Baldwin Township.
Geography
Baldwin is located at . A thin strip of land which is still part of Baldwin stretches north along Becks Run Road, separating St. Clair and Hays, reaching all the way to the Monongahela River. It then forms the south bank of the river almost to the Glenwood Bridge, effectively surrounding Hays on three sides. According to the U.S. Census Bureau, the borough has a total area of , of which is land and is water. Its average elevation is above sea level. Baldwin has eleven borders: Five with the Pittsburgh neighborhoods of Arlington and South Side Flats to the north, Hays to the northeast, Carrick to the west, and St. Clair to the north-northwest. The remaining borders are: West Mifflin to the east, Pleasant Hills to the southeast, South Park Township to the south, Bethel Park to the southwest, and Whitehall and Brentwood to the west.
Excerpted from the corresponding Wikipedia article (CC BY-SA).
Demographics & economy
Race & ethnicity
Source: US Census Bureau — American Community Survey, 5-year estimates.
Geography
Coordinates & boundaries from the US Census TIGER/Line shapefiles.
Climate
Current forecast
Forecast for Baldwin, PA from NOAA NWS API.
Air quality
Industrial & pollution facilities
Natural hazard risk
Health (adults)
Walkability
Amenities nearby
Wildlife & biodiversity
Schools
Largest nearby schools
- Baldwin SHSHigh · Pittsburgh · 2,086 students · 18.6:1 ratio
- Mt Lebanon SHSHigh · Pittsburgh · 1,840 students · 14.6:1 ratio
- Pittsburgh Allderdice HSHigh · Pittsburgh · 1,362 students · 13.1:1 ratio
- Bethel Park HSHigh · Bethel Park · 1,338 students · 14.1:1 ratio
- Upper Saint Clair HSHigh · Pittsburgh · 1,288 students · 14:1 ratio
- Penn Hills El SchElementary · Pittsburgh · 1,279 students · 13.8:1 ratio
- Shaler Area HSHigh · Pittsburgh · 1,225 students · 11.9:1 ratio
- J.E. Harrison Education CtrElementary · Pittsburgh · 1,143 students · 15.7:1 ratio
Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).
Earthquake history
Photos
Sights & places nearby
Notable people from here
Nearby places in Pennsylvania
- Braddock4.3 mi away · pop. 2,039
- Braddock Hills5 mi away · pop. 1,629
- Duquesne5 mi away
- Forest Hills5.7 mi away
- Bethel Park6.2 mi away · pop. 32,881
- Green Tree6.3 mi away · pop. 4,833
- Crafton7.6 mi away · pop. 5,961
- Etna7.9 mi away · pop. 3,364
- Elizabeth8.1 mi away · pop. 1,371
- Blaine Hill8.3 mi away · pop. 587
- Bridgeville8.7 mi away · pop. 4,686
- Greenock8.8 mi away · pop. 1,815
Geography & sun
Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.
Nearby airports
Public attention
Pageview totals from the Wikimedia Pageviews API.
Books about Baldwin


Search results from Open Library.
Recent natural events nearby
Ground air-quality sensors
Recently spotted species
Nearest stream gauge
Live readings from USGS NWIS · measured 2026-09-17 01:00 UTC.
Events
Gallery
Sources
- • Wikipedia
- • US Census Bureau (ACS 5-year estimates)
- • NOAA National Weather Service
- • Wikidata
- • USGS NWIS (water data)
- • NCES via Urban Institute Education Data Portal
- • Open-Meteo / sunrise-sunset.org
- • Wikipedia Pageviews API
- • Open Library