Regent's Park is a London Underground station 175 metres (191 yd) south of Regent's Park. It is on a northern cusp of Fitzrovia and Marylebone on the Bakerloo line, between Baker Street and Oxford Circus stations. Its access is on Marylebone Road, within Park Crescent, in Travelcard Zone 1, in which zone it is the second-least used station – it saw 3.5 million entries or exits in 2015. It is 190 metres (210 yd) west of Great Portland Street tube station on the same arterial road.

Regent's Park is one of the Royal Parks of London. It occupies 410 acres (170 ha) of high ground in north-west Inner London, administratively split between the City of Westminster and the Borough of Camden. In addition to its large central parkland and ornamental lake, it contains various structures and organizations both public and private, generally on its periphery, including Regent's University and London Zoo.