Prospect Avenue is a local New York City Subway station on the BMT Fourth Avenue Line in Brooklyn. It is located at Prospect Avenue and Fourth Avenue near the convergence of Gowanus, Greenwood Heights, Park Slope, and South Park Slope. It is temporarily closed from June to December 2017, but under its normal service pattern is served by the R train at all times. The D and N trains also stop here during late nights, and a few rush-hour W trains stop here in the peak direction.