Admission is $2 per car ( during season-beginning Easter there is a charge only on weekends, then on Memorial day they begin charging every day until Labor day). Admission is free during off-season. Trails are a 5 mile loop for beginner to intermediate, trails are well marked, sandy (Best when wet). Dogs are allowed only if on leash. Also walking, swimming, running, volleyball courts, soccer field. And there are bathrooms.
From I-20: Take exit 74. Turn left onto Hwy 1 (Two Notch Rd.), travel N 3 mi, park will be on the right.
http://www.singletracks.com/item.php?c=1&i=434