Pillar Point is on the western coast of San Mateo County, approximately 25 miles south of San Francisco. From Highway One, turn west onto Capistrano Rd. Travel past the harbor entrance and turn left on Prospect Way. Turn right on Broadway. Take an immediate left onto Harvard. At the end of Harvard, turn right on West Point Ave. Pillar Point Marsh parking lot is 0.5 mile down the road on the left. To reach the monitoring site, walk along the trail that begins in the parking lot, next to the outhouse. The trail ends at a beach just beyond the jetty. Turn right and walk along this beach until you approach the northern edge of the reef.