Westville is a town in Pictou County, Nova Scotia, Canada. It is located immediately west of Stellarton and about four kilometres southwest of New Glasgow, the major town in the area.

Pictou County is a county in the province of Nova Scotia, Canada. It was established in 1835, and was formerly a part of Halifax County from 1759 to 1835. It had a population of 43,657 people in 2021, a decline of 0.2 percent from 2016. Furthermore, its 2016 population is only 88.11% of the census population in 1991. It is the sixth most populous county in Nova Scotia.