22nd Street station (Caltrain)

22nd Street
A southbound Caltrain train at 22nd Street station in 2026
General information
Location1149 22nd Street
San Francisco, California
Coordinates37°45′26″N 122°23′33″W / 37.75722°N 122.39250°W / 37.75722; -122.39250
Owned byPeninsula Corridor Joint Powers Board (PCJPB)
LinePCJPB Peninsula Subdivision
Platforms2 side platforms
Tracks2
Connections Muni: 48, 55
Construction
Structure typeBelow-grade
ParkingStreet parking
Bicycle facilities27 racks, lockers, Bay Wheels station
AccessibleNo
Other information
Fare zone1
History
Opened1907 (1907)
Previous names23rd Street
Original companySouthern Pacific
Passengers
FY 20251,261 per weekday  48%
Services
Preceding station Caltrain Following station
San Francisco
Terminus
Local Bayshore
Limited South San Francisco
Express
Weekend Local Bayshore
Former services
Preceding station Caltrain Following station
San Francisco
Terminus
Local (L1) Bayshore
Weekend Local (L2)
Limited (L3)
(reverse peak)
Millbrae
Limited (L4) San Bruno
Limited (L5) Millbrae
Baby Bullet (B7)
(reverse peak)
Millbrae
Preceding station Southern Pacific Railroad Following station
San Francisco 4th and King
Terminus
Peninsula Commute
Post-1975
Paul Avenue
toward San Jose
San Francisco
Terminus
Peninsula Commute
Coast Line Bayshore
Del Monte Paul Avenue
toward Monterey
Location

22nd Street station is a Caltrain commuter rail station located south of 22nd Street between the Dogpatch and Potrero Hill neighborhoods of San Francisco, California beneath the Interstate 280 freeway viaduct. The only below-grade Caltrain station, it is bracketed on the north and south by two tunnels which take the line under the eastern slope of Potrero Hill. The station is also served by Muni routes 48 and 55.