West Perth is a municipality in Ontario, Canada, situated in Western Perth County, just west of the city of Stratford. In 2016, its population was 8,865 in a land area of 579.36 square kilometer.  The former town of Mitchell and townships of Logan, Hibbert, and Fullarton all amalgamated into this single large municipality on January 1, 1998. Municipal offices, administration, and services are based in Mitchell. 

According to a historic plaque erected by the Province, the Canada Company laid out a town plot (Mitchell) on the Huron Road in 1836. In 1837 a log building was built by William Hicks along Huron Road; he was the first settler in the area. A sawmill was built in 1842 and in 1845, stores and other mills opened. By 1851 the population had reached 150. Mitchell was incorporated as a Village in 1857 after the railway reached the area. Mitchell became a Town in 1874, with a population of 2000. The first mayor was Thomas Matheson. A waterworks system was completed in 1889; roadways and sidewalks were paved that year. Electricity arrived in 1889. By 1901, the population had grown to 2,200 and in 1918, a large new elementary school was necessary. A high school was built soon after.