Elk County, Pennsylvania

A county in Pennsylvania, ranked 59 of 67 by population.

CountyFIPS 42047

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

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Population
29,926
-1,014 (-3.3%) since 2020
Land area
826.9
square miles. A further 0.6% of the total area is water
Population density
36.2
people per square mile, computed rather than published
County seat
Ridgway
Seat of county government.
Established
1843
182 years ago
Largest city
St. Marys city
Population 12,253.

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 Elk 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 Elk 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 561 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 Elk 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
Population29,92659th of 671,448th of 3,144
Land area826.9 sq mi21st of 671,023rd of 3,144
Population density36.2 per sq mi61st of 671,766th of 3,144
Median household income$66,38033rd of 671,481st of 3,143

Full data for Elk County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population29,926Vintage 2025 Population Estimates
Population in 202030,940Vintage 2025 Population Estimates
2020 estimates base?30,994Vintage 2025 Population Estimates
Land area826.9 sq mi2025 Gazetteer Files
Water area4.9 sq mi2025 Gazetteer Files
Total area831.8 sq mi2025 Gazetteer Files
Population density?36.2 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$66,380American Community Survey 2020-2024 5-Year Estimates
Median home value$133,600American Community Survey 2020-2024 5-Year Estimates
Median age48.4American Community Survey 2020-2024 5-Year Estimates
Households13,325American Community Survey 2020-2024 5-Year Estimates
Housing units16,880American 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
-146
273 births, 419 deaths
Net migration
+4
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 6 areas bordering Elk 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
Cameron CountyPennsylvania35 mi4,211
McKean CountyPennsylvania30 mi38,984
Jefferson CountyPennsylvania29 mi43,255
Forest CountyPennsylvania29 mi6,614
Clearfield CountyPennsylvania27 mi78,100
Warren CountyPennsylvaniaa single point37,038

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.