From Highway 1 near Mill Valley, head westward on Highway. Look for the signs. San Rafael Point Reyes National Seashore Overview Pt. Reyes has over 60,000 acres of mostly untouched land, extending from the shore over some low hills. There are four campgrounds in the park - camping is allowed only in the campgrounds.
Campers are limited to a total of four nights.
Check in at the visitor center before departure - trails are often impassable and water at the campgrounds can be tainted. Campground reservations are required, and can be made up to two months in advance. Get reservations early - this is a popular place. Just north of Pt. Try the Point Reyes Page from the Abalone Inn.