An Adventure Pass is required for parking at any Federal Park.  They may be purchased at:

 

REI 5556 Copley Dr San Diego, CA (858) 279-4400

Adventure 16 143 S Cedros Ave #N Solana Beach, CA (858) 755-7662

Adventure 16 1620 Alvarado Canyon Rd San Diego, CA 92108 (619) 283-2362

Day Pass $5

Annual Pass $30

Annual Companion Pass $5
(one allowed with purchase of Annual Pass)

You may also purchase them at any Ranger Station