County outline
Where Fayette County is located
Area breakdown
Land accounts for 99% of Fayette County’s measured area and water for 1%. Its combined area converts to 2,068.7 square kilometers or approximately 511,185 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 790.758 | 2,048.054 | 506,085.1 |
| Water | 7.968 | 20.637 | 5,099.5 |
| Total | 798.726 | 2,068.691 | 511,184.6 |
How Fayette County compares
By original Census land area, Fayette County ranks #24 of 67 in Pennsylvania and #1090 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.21 times the Pennsylvania county-equivalent median of 653.3 square miles. It accounts for 1.8% of the combined county land area in the state.
See the complete Pennsylvania ranking · What counts as a county equivalent?
Population and density of Fayette County
The Census Bureau estimates that 123,021 people lived in Fayette County on July 1, 2025. That ranks #533 of 3,222 county equivalents nationally and #27 of 67 in Pennsylvania. Since the April 1, 2020 estimates base of 128,820, the population has declined by 5,799 (−4.5%), compared with +0.4% for Pennsylvania as a whole.
With 790.8 square miles of land, that is 156 people per square mile (60 per km²), placing Fayette County #756 nationally for density and #32 in Pennsylvania. The median county equivalent has 47 people per square mile; the Pennsylvania median is 137. Put another way, there are about 4.1 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 128,585 | 127,159 | 125,569 | 124,645 | 123,959 | 123,021 |
| Change | — | −1,426 | −1,590 | −924 | −686 | −938 |
U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.
Cities and towns in Fayette County
Fayette County is divided into 43 municipalities and townships. In Pennsylvania, county subdivisions are local governments, and together they cover all of the county’s land and residents.
The most populous is North Union township, with 11,368 residents (9.2% of the county). The largest by land is Wharton township, at 91.8 mi², or 11.6% of the county’s land. The county seat, Uniontown city, has 9,434 residents.
| County subdivision | Population 2025 | Since 2020 | Land mi² | Share of county land |
|---|---|---|---|---|
| North Union township | 11,368 | −4% | 38.8 | 4.9% |
| South Union township | 10,300 | −5.4% | 16.8 | 2.1% |
| Uniontown cityCounty seat | 9,434 | −5.7% | 2.05 | 0.3% |
| Connellsville city | 6,574 | −6.2% | 2.182 | 0.3% |
| Bullskin township | 6,453 | −4.4% | 44 | 5.6% |
| Dunbar township | 6,371 | −4.2% | 59.2 | 7.5% |
| Georges township | 6,092 | −4.4% | 47.6 | 6% |
| Luzerne township | 5,433 | −2.8% | 29.6 | 3.7% |
| Redstone township | 4,831 | −4.7% | 22.8 | 2.9% |
| German township | 4,483 | −4.4% | 33.5 | 4.2% |
| Menallen township | 3,980 | −2.9% | 21.3 | 2.7% |
| Washington township | 3,659 | −5.9% | 9.928 | 1.3% |
| Wharton township | 3,309 | −1.5% | 91.8 | 11.6% |
| Masontown borough | 3,100 | −4.5% | 1.495 | 0.2% |
| Saltlick township | 2,908 | −4.2% | 37.5 | 4.7% |
Show the other 28 subdivisions
| Name | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Springfield township | 2,634 | −4% | 59.2 |
| Springhill township | 2,622 | −4.3% | 33.8 |
| Franklin township | 2,272 | −4.1% | 29.7 |
| Perry township | 2,244 | −4.4% | 20.3 |
| Brownsville borough | 2,075 | −4.7% | 0.977 |
| Connellsville township | 2,008 | −4.2% | 11.3 |
| Jefferson township | 1,920 | −4.3% | 20 |
| South Connellsville borough | 1,835 | −4.4% | 1.681 |
| Fairchance borough | 1,787 | −4.3% | 1.187 |
| Upper Tyrone township | 1,694 | −4.2% | 7.806 |
| Henry Clay township | 1,681 | −4.8% | 51.2 |
| Nicholson township | 1,650 | −4.5% | 21.8 |
| Perryopolis borough | 1,599 | −6.2% | 1.465 |
| Point Marion borough | 1,094 | −4.5% | 0.405 |
| Lower Tyrone township | 1,028 | −3.9% | 15.9 |
| Belle Vernon borough | 979 | −4.6% | 0.261 |
| Dunbar borough | 978 | −4.5% | 0.578 |
| Smithfield borough | 793 | −4.5% | 0.716 |
| Everson borough | 736 | −4.4% | 0.216 |
| Stewart township | 610 | −1.8% | 50.3 |
| Brownsville township | 511 | −4.7% | 1.507 |
| Newell borough | 490 | −4.5% | 0.588 |
| Fayette City borough | 476 | −4.8% | 0.222 |
| Vanderbilt borough | 395 | −4.4% | 0.185 |
| Dawson borough | 336 | −4.5% | 0.173 |
| Markleysburg borough | 234 | −3.3% | 0.297 |
| Ohiopyle borough | 36 | −5.3% | 0.418 |
| Seven Springs borough | 9 | 0% | 0.111 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each subdivision inside Fayette County. Land: 2026 Census Gazetteer. How communities are listed.
Metropolitan area
Fayette County is an outlying county of the Pittsburgh, PA Metropolitan Statistical Area. Its 8 county equivalents have 2,421,992 residents on 5,640.3 square miles of land; Fayette County accounts for 14% of the land and 5.1% of the residents. By combined land it ranks #38 of 393 metropolitan areas, and #28 by population. It belongs to the Pittsburgh-Weirton-Steubenville, PA-OH-WV Combined Statistical Area.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Allegheny County | 1,225,035 | 730 |
| Westmoreland County | 349,324 | 1,027.7 |
| Washington County | 210,802 | 857 |
| Butler County | 200,169 | 789.5 |
| Beaver County | 166,032 | 434.7 |
| Fayette County | 123,021 | 790.8 |
| Lawrence County | 83,911 | 357.4 |
| Armstrong County | 63,698 | 653.3 |
ZIP codes
65 ZIP Code Tabulation Areas have land in Fayette County; 57 of them have most of their land inside the county, and the others mainly cover neighboring areas.
1501215401154101541315416154171542015421154221542415425154281543015431154331543515436154371543815440154421544315444154451544615447154491545015451154541545515456154581545915460154611546215463154641546515466154671546815469154701547215473154741547515476154781548015482154841548615488154891549015492155571561015622156311566615683
ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.
Counties bordering Fayette County
Fayette County shares a land border with 7 county equivalents, including 3 in West Virginia and Maryland. It has more land than 4 of them. The largest neighbor is Somerset County (1,075 mi²) and the smallest is Monongalia County (360.1 mi²). Together with its neighbors, Fayette County forms a block of 5,984.4 mi² of land, of which it holds 13.2%.
| Bordering county equivalent | Land mi² | Size vs. Fayette | Compare |
|---|---|---|---|
| Somerset County | 1,075 | 1.4× larger | Compare |
| Westmoreland County | 1,027.7 | 1.3× larger | Compare |
| Washington County | 857 | 1.1× larger | Compare |
| Garrett CountyMaryland | 649.1 | 1.2× smaller | Compare |
| Preston CountyWest Virginia | 648.8 | 1.2× smaller | Compare |
| Greene County | 575.9 | 1.4× smaller | Compare |
| Monongalia CountyWest Virginia | 360.1 | 2.2× smaller | Compare |
How big is Fayette County compared with U.S. states?
Fayette County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.3 times as much. Pennsylvania’s county land could hold about 57 areas the size of Fayette County.
Another way to picture it: the same land area would fill a square about 28.1 miles (45.3 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.
State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.
What stands out about Fayette County?
Fayette County has more land than 2,132 of the other 3,221 county equivalents in the dataset.
A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.
Does including water change its rank?
Using land plus water places Fayette County at #1,186 nationally by total area, 96 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.
Its water share is 1%, compared with a national county-equivalent median of 1.2% — 0.2 percentage points lower. This describes the statistical geography’s land/water mix, not flood exposure or developable land.
Closest positions in the national land ranking
These entries sit immediately beside Fayette County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #1089 | Bandera County, Texas | 791 | Compare |
| #1090 | Fayette County, Pennsylvania | 790.8 | This county |
| #1091 | Oregon County, Missouri | 789.8 | Compare |
Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.
Representative coordinates
The Census internal point is 39.918911, -79.640253. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.
Source and precision
U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 2,048,053,971 m²; AWATER: 20,636,976 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Fayette County?
Fayette County, Pennsylvania has 790.8 square miles (2,048.1 km²) of land and 7.968 square miles of water, for a total area of 798.7 square miles. It ranks #1090 of 3,222 U.S. county equivalents by land area.
Is Fayette County the largest county in Pennsylvania?
No. Fayette County ranks #24 of 67 in Pennsylvania by land area. The largest is Lycoming County, with 1,228.9 square miles of land.
What counties border Fayette County?
Fayette County shares a land border with Westmoreland County, Somerset County, Greene County, Preston County, West Virginia, Washington County, Monongalia County, West Virginia, and Garrett County, Maryland.
What is the population of Fayette County?
The Census Bureau estimates Fayette County had 123,021 residents on July 1, 2025, ranking #533 of 3,222 county equivalents. That is 156 people per square mile of land.
What is the county seat of Fayette County?
The county seat of Fayette County is Uniontown.
What cities and towns are in Fayette County?
Fayette County has 43 county subdivisions (cities, towns and townships). The most populous five are North Union township, South Union township, Uniontown city, Connellsville city, and Bullskin township.
Is Fayette County part of a metropolitan area?
Yes. It is an outlying county of the Pittsburgh, PA Metropolitan Statistical Area, which has 8 county equivalents and 2,421,992 residents.
How many ZIP codes are in Fayette County?
65 ZIP Code Tabulation Areas have land in Fayette County, and 57 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Fayette County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.3 times as much land.
How many acres of land are in Fayette County?
The land measurement converts to approximately 506,085 acres. Including water, total area is approximately 511,185 acres. One square mile equals 640 acres.
Why might another source show a different area?
Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.
Can this establish a property boundary?
No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.