Marin Street station (also signed as Islais Creek) is a light rail station on the Muni Metro T Third Street line, located in the median of 3rd Street one block south of Cesar Chavez Street in the Bayview neighborhood of San Francisco, California. The station opened with the T Third Street line on April 7, 2007. It has two side platforms; the northbound platform is south of South Street, and the southbound platform north of Marin Street.

The station is also served by bus route 15 plus the T Bus and 91 Owl bus routes, which provide service along the T Third Street line during the early morning and late night hours respectively when trains do not operate.