Devonshire Street is a street in the City of Westminster, London.
Devonshire Street runs from Great Portland Street in the east to Marylebone High Street in the west. Beaumont Street, Devonshire Place Mews, Devonshire Place, Devonshire Mews West, Harley Street, Devonshire Mews North, Portland Place, Devonshire Row Mews, and Hallam Street all adjoin Devonshire Street on its north side.
On its south side, Beaumont Street, Dunstable Mews, Upper Wimpole Street, Devonshire Mews South, Harley Street, Devonshire Close, Portland Place, Bridford Mews, and Hallam Street all join Devonshire Street on its south side.
Devonshire Street, which adjoins Harley Street, is known for the number of medical establishments it contains.
The Royal Philatelic Society London is located on the corner of Devonshire Street and Devonshire Place.
The embassy of Chile in the United Kingdom was formerly located in the street.
Map clipping of Marylebone from around 1770 before Devonshire Street had been laid out
Extract from Charles Booth's 1889 survey of the lives and occupations of area residents