McAlisterville is an unincorporated community and census-designated place in Fayette Township, Juniata County, Pennsylvania, United States. The population was 971 at the 2010 census. McAlisterville is located in northeastern Juniata County at 40°38′15″N 77°16′27″W / 40.63750°N 77.27417°W, in the center of Fayette Township. Pennsylvania Route…McAlisterville is an unincorporated community and census-designated place in Fayette Township, Juniata County, Pennsylvania, United States. The population was 971 at the 2010 census. McAlisterville is located in northeastern Juniata County at 40°38′15″N 77°16′27″W / 40.63750°N 77.27417°W, in the center of Fayette Township. Pennsylvania Routes 35 and 235 pass through the center of town. PA 35 leads northeast 25 miles to Selinsgrove and southwest 8 miles to Mifflintown, the Juniata county seat, while PA 235 leads north over Shade Mountain 10 miles to Beaver Springs and south 7 miles to Thompsontown.