About Mariner Square Drystack & Marina
Mariner Square Marina Mariner Square is the first marina in Alameda as you enter the Oakland/Alameda Estuary and is comprised of approximately 50 wet slips that range in size from 40 feet to 150 feet in length. With a mixture of recreational and live-aboards, the marina is a small community of boaters that enjoys our convenient location. Amenities Complimentary Parking Restrooms, Showers and Laundry on site Free Wifi Restaurant on premises Electrical hookup at each slip – 30 and 50 amp Water hookup at each slip Individual, lockable dock boxes Pumpout dock

Einrichtungen
COORDINATES
37.79126 N, 122.27828 W
Port Information
Telefon
Berth Sizes
10-20m, 20m+
Tiefe bei MLW
2 - 3m
Manövrierbarkeit
Good
Channel Marking
Excellent
Overseas Visitor Berths
Yes
Katamaran-Liegeplätze
Yes
Stegart
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Mon
5AM - 9AM
27 July 2026
- SW 3–5 knots.
- 14°C
- Calm sea
- UV Index: 0 - Low
- Cloudy
Mon
9AM - 1PM
27 July 2026
- SW 4 knots increasing to 7 knots.
- Increasing from 15 to 21°C
- Calm sea
- UV Index: 10 - Very High
- Mostly fine
Mon
1PM - 5PM
27 July 2026
- W 8 knots increasing to 12 knots. Gusts up to 21 knots.
- 20 to 22°C
- Calm sea
- UV Index: 10 - Very High
- Sunny