Mount Wolf is a borough in York County, Pennsylvania, United States. The population was 1,393 at the 2010 Census.
Mount Wolf is located at 40°3′46″N 76°42′20″W (40.062794, -76.705587).
According to the United States Census Bureau, the borough has a total area of 0.5 square miles (1.4 km²), all of it land.
In the area later to become Mount Wolf, the earliest recorded land deeds were dated 1746. Around 1850, the York and Cumberland Railroad decided to locate a station between Emigsville, Liverpool (now Manchester) and New Holland (now Saginaw). The station was named Mount Campbell in honor of Thomas Campbell, who was instrumental in urging completion of the railway to Harrisburg. In the late 1850s, the station and post office became known as Mount Wolf in honor of George H. Wolf, who was the stationmaster, postmaster and owner of a local store and warehouse.
Mount Wolf became incorporated as a self-governing borough on August 23, 1910. It is governed by a mayor and a six-member council.
In April 2011, the Mount Wolf Centennial Committee received second-place recognition in the 2011 Borough News Municipal Website contest for the population category under 2,500 from the Pennsylvania State Association of Boroughs. In September 2011, the Mount Wolf Centennial Committee received the "Community Award - Government/Civic Organization", at the annual board meeting of the York County Heritage Trust.
Thomas Westerman Wolf, who was elected Governor of Pennsylvania in 2014, is from Mount Wolf and is a descendant of George H. Wolf.