McClellandtown is an unincorporated community in Fayette County, Pennsylvania, United States. The village was founded by a family of that name, who lived there many years ago. William McClelland, the founder, died there July 12, 1815, aged 82. The town is located eight miles southwest of Uniontown, and 2.5 miles east of the Monongahela River. McClellandtown has a volunteer fire department and a post office. The McClellandtown United Presbyterian Church is also located in McClellandtown.