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 ~120 Water Ocean/Bay Est. Parking ~80 spaces Lot Size Medium (50–150) Lot Type Surface (Striped) Access Entry/Exit Lanes Confidence High

Well-organized marina with multiple piers accommodating numerous boats, adjacent striped surface parking lots with visible vehicles, and surrounding buildings suggesting full services.

Aerial view of Barnhill Marina
Pacific Coast

Barnhill Marina

Alameda, CA

Barnhill Marina is situated in Alameda, California, on the eastern shore of San Francisco Bay, a large estuary connected to the Pacific Ocean, providing a sheltered yet accessible location in the East Bay region near urban centers like Oakland. It serves recreational boating and sailing in the bay's dynamic waters, which are influenced by Pacific Ocean currents and known for their strong winds and tidal variations. This setting makes it ideal for both leisurely day sails and longer excursions toward the open ocean.

Location Alameda, Alameda County, California
Capacity ~120 slips
Coordinates 37.7901, -122.2747

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.