Fulton County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 14,556, making it the fourth-least populous county in Pennsylvania. Its county seat is McConnellsburg. The county was created on April 19, 1850, from a part of Bedford County and named after inventor Robert Fulton. The county is part of the Southwest Pennsylvania region of the state.

McConnellsburg is a borough and the county seat of Fulton County, Pennsylvania, United States. The population was 1,150 at the 2020 census.