Potters Bar is a town in Hertfordshire, England, 13 miles (21 km) north of central London. In 2011, it had a population of 21,882. In the 2021 census, the four wards that make up Potters Bar - Bentley Heath & The Royds, Furzefield, Oakmere and Parkfield - had a combined population of 22,536; this includes several smaller outlying hamlets contained in the Bentley Heath & The Royds ward, such as Bentley Heath and Ganwick Corner. In 2022, the population was around 23,325.