Walton was historically a hamlet and now a district and civil parish in Milton Keynes, Buckinghamshire, England. For local government purposes, it is part of the Danesborough and Walton electoral ward. At the 2021 census, the parish had a population of 12,100. The historic hamlet is located about four miles south of Central Milton Keynes and just east of Simpson, mostly along Walton Road in the modern Walnut Tree district.