Share this: Facebook Twitter LinkedIn SFMTA.com/15996 19 to Shipyard 2, 16 min 19 Polk arrives in 2 minutes. Predictions valid as of 12:40:16 AM 4/5/2025 min Arriving Prediction Unavailable Stop closed — no service Predictions valid as of Predictions unavailable for any route as of Route & Arrival Details 19 Polk 5 a.m. - 10 p.m. daily Destination Predicted Arrivals Shipyard 2, 16 min Live Map