One Rincon Hill is an upscale residential  complex on the apex of Rinch Hill  in  San Francisco, California, United State. The complex, designed by Solomon, Cordwell, Buenz and Associates and developed by Urban West Associates, consists of two skyscrapers  that share a common townhouse  podium. One tower, One Rincon Hill North Tower, is currently under construction and will reach a height of 541 feet (165 m) with 50 stories The other tower, One Rincon Hill South Tower, is 60 stories and stands 641 feet (195 m) tall.The South Tower contains a number of unique elements, such as high-speed elevators for moving residents effectively, and a large water tank designed to help the skyscraper withstand strong winds and earthquakes . Both skyscrapers and the townhomes contain a total of 709 residential units.

General information
Type	Residential condominiums
Location	425 1st Street San Francisco, California
Coordinates	37.785778°N 122.392139°WCoordinates: 37.785778°N 122.392139°W
Construction started	10 November 2005
Completed	2008
Opening	2008
Cost	US$300 million
Height
Roof	195 m (640 ft)
Technical details
Floor count	above ground: 60 below ground:
Lifts/elevators	4
Design and construction
Architect	Solomon Cordwell Buenz
Developer	Urban West Associates
Structural engineer	Magnusson Klemencic Associates
Main contractor	Bovis Lend Lease