Maidenhead is a market town in Berkshire, England, on the southwestern bank of the River Thames. It has an estimated population of 70,374. It is a town in the Royal Borough of Windsor and Maidenhead and the part of the Berkshire county, forming part of the border with southern Buckinghamshire. Travelling by road, the town is situated 28 miles (45 km) west of Charing Cross, London, 13 miles (21 km) east-northeast of the county town of Reading, 31 miles (50 km) southeast of Oxford, 8 miles (13 km) east-southeast of Henley-on-Thames, 8 miles (13 km) south of High Wycombe and 7 miles (11 km) northwest of Windsor. The town differs from the Parliamentary constituency of Maidenhead, which includes a number of outer suburbs and villages (including parts of Wokingham and Reading) such as Twyford, Charvil, Remenham, Ruscombe and Wargrave.