Fenny Stratford is a constituent town of Milton Keynes, Buckinghamshire, England and in the civil parish of Bletchley and Fenny Stratford. Originally an independent town, it was included in the Milton Keynes "designated area" in 1967. From 1895 it formed an urban district with Bletchley, until 1974 when it became part of the (then) District of Milton Keynes. It is located at the southern edge of the city, just east of Bletchley and west of the A5.

Milton Keynes is a city in Buckinghamshire, England, about 50 miles (80 km) north-west of London. At the 2021 Census, the population of its urban area was 264,349. The River Great Ouse forms the northern boundary of the urban area; a tributary, the River Ouzel, meanders through its linear parks and balancing lakes. Approximately 25% of the urban area is parkland or woodland and includes two Sites of Special Scientific Interest (SSSIs).