Map of Jefferson County, Pennsylvania

Jefferson County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 44,492. Its county seat is Brookville. The county was established on March 26, 1804, from part of Lycoming County and later organized in 1830. It is named for President Thomas Jefferson. It is home to Punxsutawney Phil, the most famous groundhog that predicts when spring will come every February 2 on Groundhog Day.

Jefferson County overview:
Name:Jefferson County
FIPS code:42-065
State:Pennsylvania
Founded:October 1, 1830
Named for:Thomas Jefferson
Seat:Brookville
Total Area:657 sq mi (1,700 km²)
Land Area:652 sq mi (1,690 km²)
Total Population:44,492
Population Density:68/sq mi (26/km²)
Time zone:UTC−5 (Eastern)
Summer Time Zone (DST):UTC−4 (EDT)
Website:www.jeffersoncountypa.com

Jefferson County location map. Where is Jefferson County?

Jefferson County location on the U.S. Map. Where is Jefferson County.
Location of Jefferson County in the the United States.
Jefferson County location on the Pennsylvania map. Where is Jefferson County.
Location of Jefferson County in Pennsylvania.

Jefferson County Road Map

Jefferson CountyStreet Map.
Street map of Jefferson County, Pennsylvania. Source: OpenStreetMap (OSM)
Jefferson CountyMap
Jefferson Countypolitical map.

Geography

According to the U.S. Census Bureau, the county has a total area of 657 square miles (1,700 km), of which 652 square miles (1,690 km) is land and 4.4 square miles (11 km) (0.7%) is water. It has a warm-summer humid continental climate (Dfb) and average monthly temperatures in Brookville range from 24.8 °F in January to 68.8 °F in July, while in Punxsutawney they range from 25.7 °F in January to 69.6 °F in July. [1]

Adjacent counties

Major highways

  • I-80
  • US 119
  • US 219
  • US 322
  • PA 28
  • PA 36
  • PA 310
  • PA 410
  • PA 536
  • PA 830
  • PA 899
  • PA 949
  • PA 950

Streams

There are many named streams flowing through Jefferson County, far too many to list here. An exhaustive list is presented in a separate article. All those streams eventually flow to the Allegheny River except for Bear Run, 1.36 square miles (3.5 km), in the southeast which flows into the Susquehanna River. The principal streams and the area of their watersheds that lie within the county are:

  • Clarion River: 130.50 square miles (338.0 km)
    • Little Toby Creek: 34.46 square miles (89.3 km)
    • Clear Creek: 20.12 square miles (52.1 km)
    • Cathers Run: 15.69 square miles (40.6 km)
    • Mill Creek: 30.70 square miles (79.5 km)
  • Redbank Creek: 375.52 square miles (972.6 km)
    • North Fork Creek: 91.63 square miles (237.3 km)
      • Clear Run: 9.79 square miles (25.4 km)
      • Pekin Run: 10.12 square miles (26.2 km)
    • Sandy Lick Creek: 143.98 square miles (372.9 km)
      • Wolf Run: 18.19 square miles (47.1 km)
      • Soldier Run: 11.09 square miles (28.7 km)
      • Trout Run: 10.74 square miles (27.8 km)
      • Mill Creek: 53.69 square miles (139.1 km)
      • Fivemile Run: 17.55 square miles (45.5 km)
      • Falls Creek: 11.39 square miles (29.5 km)
    • Little Sandy Creek: 70.65 square miles (183.0 km)
  • Mahoning Creek: 149.63 square miles (387.5 km)
    • East Branch Mahoning Creek: 15.27 square miles (39.5 km)
    • Stump Creek: 14.86 square miles (38.5 km)
    • Big Run: 19.41 square miles (50.3 km)
    • Canoe Creek: 11.57 square miles (30.0 km)
    • Elk Run: 13.20 square miles (34.2 km)
    • Pine Run: 18.88 square miles (48.9 km)

Jefferson County Topographic Map

Topographic Map of Jefferson County, Pennsylvania
Jefferson County Topo map.

Jefferson County Satellite Map

Satellite Map of Jefferson County, Pennsylvania
Jefferson County satellite map.

Jefferson County Outline Map

Outline Map of Jefferson County, Pennsylvania
Jefferson County outline map.
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Parent Unit Map

Map of United States
The United States (US) covers a total area of 9,833,520 sq. km. Of this area, the 48 contiguous states and the District of Columbia cover 8,080,470 sq. km. The archipelago of Hawaii has an area of 28,311 sq. km while the remaining area is part of the US territories. The greatest east-west distance in the ... Read more
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Political map of Pennsylvania State – Printable Collection
Pennsylvania (/ˌpɛnsɪlˈveɪniə/ (listen); Pennsylvania German: Pennsilfaani), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. Pennsylvania borders Delaware to its southeast, Maryland to its south, West Virginia to its southwest, Ohio to its west, Lake Erie and the Canadian province of Ontario to ... Read more
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