Monongalia County | |
|---|---|
 | |
 Flag  Seal | |
 Location within the U.S. state of West Virginia | |
 West Virginia's location within the U.S. | |
| Coordinates: 39°38′N 80°03′W / 39.63°N 80.05°W | |
| Country |  United States |
| State |  West Virginia |
| Founded | October 9, 1776 |
| Named for | Latin name for the Monongahela River |
| Seat | Morgantown |
| Largest city | Morgantown |
| Area | |
• Total | 366 sq mi (950 km2) |
| • Land | 360 sq mi (900 km2) |
| • Water | 5.8 sq mi (15 km2) 1.6% |
| Population (2020) | |
• Total | 105,822 |
• Estimate (2021) | 106,387  |
| • Density | 296/sq mi (114/km2) |
| Time zone | UTC−5 (Eastern) |
| • Summer (DST) | UTC−4 (EDT) |
| Congressional district | 1st |
| Website | www |
Monongalia County, known locally as Mon County, is a county located in the U.S. state of West Virginia. As of the 2020 census, the population was 105,822,[1] making it West Virginia's third-most populous county. Its county seat is Morgantown.[2] The county was founded in 1776.[3] Monongalia County is included in the Morgantown, WV Metropolitan Statistical Area, and is the largest county in North-Central West Virginia. It is part of the Pittsburgh media market.
- ^ "State & County QuickFacts". United States Census Bureau. Retrieved August 11, 2021.
- ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.
- ^ West Virginia Counties Archived September 23, 2001, at the Wayback Machine. Wvculture.org. Retrieved on July 24, 2013.