Jefferson County, county in Pennsylvania, United States. As of 2020 county had an estimated population of 43,108 inhabitants. The county was created 193 years ago in 1830. Its county seat is Brookville.
There are 2 city/town in Jefferson County, PA. The largest city of Jefferson County is Sykesville with a population of 1,107. Other cities include and Summerville population 501
Sykesville, Borough of Pennsylvania
Summerville, Borough in Jefferson County, Pennsylvania, United States
Jefferson County is located in northwestern Pennsylvania. Some of the notable cities and towns in Jefferson County include:
Brookville - Brookville is the county seat of Jefferson County. It had a population of 3,933 as of 2020. Brookville was settled in 1830 and is home to the Brookville Historic District.
Punxsutawney - Punxsutawney is a city located northwest of Brookville, best known for the annual Groundhog Day celebration. It had a population of 5,703 as of 2020.
Reynoldsville - Reynoldsville is a borough located south of Brookville along the Sandy Lick Creek. It had a population of 1,644 as of 2020. It was a coal mining center.
Corsica - Corsica is a borough located northeast of Brookville. It had a population of 262 as of 2020. Points of interest are the Jefferson County Fairgrounds and Maple Valley Park.
Big Run - Big Run is an unincorporated town south of Punxsutawney near Mahoning Creek. It was founded as a mining community.
In summary, Jefferson County is comprised of small towns and boroughs focused around Brookville and Punxsutawney in the mountainous regions of northwest Pennsylvania.
List of cities, towns, neighborhoods & other populated places in Jefferson County.
| City Name | Title | Population |
|---|---|---|
| Summerville | Borough in Jefferson County, Pennsylvania, United States | 501 |
| Sykesville | Borough of Pennsylvania | 1,107 |
