From I-680 Southbound, take the Concord Ave/Paneco exit, & turn left onto Contra Costa Blvd. Turn left onto Concord Ave. Turn left on John Glenn Dr.
From I-680 Northbound, take the Concord Ave/Burnett Ave exit onto Burnett. Turn left on Diamond Blvd. Then turn right onto Concord Ave. Turn left on John Glenn Dr.