Royal Sonesta at 20 Mass
An on-site hotel as individual as its DC guests
20 Mass is thrilled to welcome Royal Sonesta.
Taking its place in Sonesta’s distinctive roster of 15 US locations across Boston, Baltimore, Chicago, Houston, New Orleans, San Francisco and St. Louis; this 271-room hotel will open Sonesta's second location in Washington DC in 2023.
Planned hotel amenities:
Discover a mix of intentional amenities that promote an indulgent, culture filled stay:
Designated hotel lobby
271 Artfully inspired hotel rooms across five contiguous floors
Generously appointed, authentic experiences
High-end hotel-affiliated restaurant serving locally inspired cuisine
Exclusive penthouse conference center
Convenient location — a short walk from the U.S. Capitol, Georgetown Law and Union Station’s historic hub for transit and shopping