Pennsylvania

Somerset

74,129
2020 population
1800
first census record
23
census records

About Somerset

Somerset, Pennsylvania, first appears in the United States federal census in 1800, when it recorded a population of 10,188. At the most recent census, in 2020, its population stood at 74,129.

Its recorded population peaked at 84,957 in 1940, and has since declined by roughly 13 percent.

On the ground today, 5 documented military engagements have been recorded within the county, among them French and Indian War – Braddock's Road Supply Skirmishes 1755, French and Indian War – Battle of Loyalhanna Creek 1758, September 11 — Shanksville PA, and 33 places are listed on the National Register of Historic Places.

Population by decade

Census YearPopulationChart
202074,129
201077,742
200080,023
199078,218
198081,243
197076,037
196077,450
195081,813
194084,957
193080,764
192082,112
191067,717
190049,461
189037,317
188033,110
187028,226
186026,778
185024,416
184019,650
183017,762
182013,974
181011,284
180010,188
Source

Population data from the United States decennial census, U.S. Census Bureau (public domain).

Battles & engagements in Somerset

Military engagements that took place in Somerset, Pennsylvania.

French and Indian War – Braddock's Road Supply Skirmishes 1755
1755
French and Indian War – Battle of Loyalhanna Creek 1758
1758
September 11 — Shanksville PA
2001
September 11 — Flight 93 (Shanksville)
2001
September 11 Attacks — Flight 93 Shanksville
2001

Historic places in Somerset

National Register of Historic Places listings in Somerset, Pennsylvania.

Uptown Somerset Historic District
Somerset
Hite House
Stoystown Borough
Shade Furnace Archeological District
Reitz
Flight 93 National Memorial
Stonycreek Township
Miller's Store
Trent
Wable-Augustine Tavern
Addison
Hair, Matthew, Farm
Hollsopple
Zimmerman, Daniel B., Mansion
Somerset
Bollman, W., and Company Bridge
Meyersdale
Somerset County Courthouse
Somerset
Beechdale Bridge
Berlin
Windber Historic District
Windber
Boswell Historic District
Boswell
Cairnbrook Historic District
Cairnbrook
Lower Humbert Bridge
Ursina
King's Bridge
Somerset
Stoystown Historic District
Stoystown Borough
Wolf, Penrose, Building
Rockwood
Second National Bank of Meyersdale
Meyersdale
New Colonial Hotel
Meyersdale
Petersburg Tollhouse
Addison
Browse all Pennsylvaniahistoric sites ›

Other counties in Pennsylvania

Explore census history and historic records for more Pennsylvania counties.

ArmstrongBeaverBedfordBerksBlairBradfordBucksButlerCambriaCameronCarbonCentreChesterClarionClearfieldClintonColumbiaCrawfordCumberlandDauphin
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Everything a full report reveals about Somerset County, Pennsylvania

This page charts the census history of Somerset County, Pennsylvania. A full Aubrey report for an address here pulls together everything the historical record holds about the ground, from the earliest settlement to the twentieth century:

Overview
An interactive map of the location with historic sites, battles and Native heritage plotted, and its full story era by era.
The Land
The historic sites and place names around the location, and how this land was settled and used.
Geology
The bedrock beneath the site, its age and rock type, reaching back millions of years.
LiDAR Terrain
Laser-scanned terrain that reveals earthworks and old features hidden in the landscape.
Conflict & War
The battles, raids and skirmishes fought near here, across every era of American conflict.
The Civil War
The Civil War on this ground, 1861 to 1865: who held it, and the battles, camps and regiments nearby.
The Soldiers
The men who marched from here in the Civil War, named and traced where the record allows.
Native Heritage
The Native nations who held this land, mapped across time from before European contact to today.
Settlement
Who claimed and held this ground, from Indigenous homelands through the colonial powers to the United States.
The Community
How the town grew, who came, and what kind of place it became, traced through the census record.
Rivers & Rail
The rivers, canals and railroads that connected this place between 1830 and 1911.
Notable People
The people born, buried or genuinely tied to this exact place, with their stories.
Historical Maps
Historic maps of the location layered over how it looks today.
Finds & Access
Museum objects tied to the area, and the laws on searching, collecting and access here.
Literature
The old books, county histories and archives that mention this place, quoted with their sources.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Points of Interest
The most significant historic sites and landmarks near the location, and why they matter.
Timeline
The whole story of the location told era by era, from first peoples to the present day.
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Frequently asked about Somerset

When does Somerset first appear in the US census?
Somerset, Pennsylvania first appears in the federal census in 1800, with a recorded population of 10,188.
What is the population of Somerset?
At the most recent federal census (2020), Somerset had a recorded population of 74,129.
When did Somerset's population peak?
Somerset's recorded population peaked at 84,957 in 1940.
Were any battles fought in Somerset?
5 documented military engagements took place in Somerset, including French and Indian War – Braddock's Road Supply Skirmishes 1755, French and Indian War – Battle of Loyalhanna Creek 1758, September 11 — Shanksville PA.
How many historic places are in Somerset?
33 sites are listed on the National Register of Historic Places in Somerset, Pennsylvania.
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