County Maps US

Fayette County, Pennsylvania

A county in Pennsylvania, ranked 27 of 67 by population.

CountyFIPS 42051

Within Pennsylvania
Fayette County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Uniontown, the county seat, located via the 2025 Census Gazetteer.

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Population
123,021
-5,564 (-4.3%) since 2020
Land area
790.8
square miles. A further 1.0% of the total area is water
Population density
156
people per square mile, computed rather than published
County seat
Uniontown
Seat of county government.
Established
1783
242 years ago
Largest city
Uniontown city
Population 9,434.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Fayette County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Fayette County, Pennsylvania from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 638 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Fayette County ranks

Position among the 67 counties of Pennsylvania, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn PennsylvaniaNationally
Population123,02127th of 67528th of 3,144
Land area790.8 sq mi24th of 671,090th of 3,144
Population density156 per sq mi32nd of 67678th of 3,144
Median household income$58,23665th of 672,242nd of 3,143

Full data for Fayette County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population123,021Vintage 2025 Population Estimates
Population in 2020128,585Vintage 2025 Population Estimates
2020 estimates base?128,820Vintage 2025 Population Estimates
Land area790.8 sq mi2025 Gazetteer Files
Water area8.0 sq mi2025 Gazetteer Files
Total area798.7 sq mi2025 Gazetteer Files
Population density?156 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$58,236American Community Survey 2020-2024 5-Year Estimates
Median home value$143,200American Community Survey 2020-2024 5-Year Estimates
Median age45.4American Community Survey 2020-2024 5-Year Estimates
Households55,182American Community Survey 2020-2024 5-Year Estimates
Housing units62,158American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-1,226
768 births, 1,994 deaths
Net migration
+284
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 7 areas bordering Fayette County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Westmoreland CountyPennsylvania46 mi349,324
Somerset CountyPennsylvania33 mi72,004
Greene CountyPennsylvania26 mi33,885
Washington CountyPennsylvania22 mi210,802
Preston CountyWest Virginia15 mi34,004
Monongalia CountyWest Virginia8.1 mi107,991
Garrett CountyMaryland4.5 mi28,370

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 67 counties of Pennsylvania

Open the interactive Pennsylvania county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.