Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility ⚓ Full Service Marina Est. Slips ~150 Water Bay Est. Parking ~120 spaces Lot Size Large (150+) Lot Type Surface Confidence High

Large marina with extensive covered docks, multiple piers accommodating numerous boats, and a spacious surface parking lot with visible vehicles adjacent to the water.

Aerial view of McAvoy Harbor
Pacific Coast

McAvoy Harbor

Bay Point, CA

McAvoy Harbor is a marina located in Bay Point, California, on the northern shore of the San Francisco Bay, an estuary that connects to the Pacific Ocean through the Golden Gate. This setting provides a protected, inland waterway environment amid the broader San Francisco Bay Area, characterized by calm waters suitable for recreational sailing and boating. It primarily serves activities like leisure cruising and fishing in the bay's expansive, sheltered channels.

Location Bay Point, Contra Costa County, California
Capacity ~150 slips
Coordinates 38.0414, -121.9614

Nearby Marinas in California

Marina Parking & Access Control

Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.