From I-5 south - Take Grand/Garnet Ave (beaches) exit. Stay straight until Grand Ave. Turn right on Grand Ave. Youth fields are on the south side of Grand between Mission Bay Golf Course and Mission Bay H.S. From I-5 north - Take Mission Bay Dr. turn off. Turn left onto Grand Ave. Youth Fields are on the South side of Grand between Mission Bay Golf Course and Mission Bay H.S. (Turn around in High School parking lot as Grand has a median and no turn lane into the fields.)