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

Instalaciones
COORDINATES
37.79126 N, -122.27828 E
Port Information
Teléfono
Correo Electrónico
Berth Sizes
10-20m, 20m+
Profundidad en Marea Baja Media
2 - 3m
Maniobrabilidad
Good
Channel Marking
Excellent
Overseas Visitor Berths
Yes
Atraques para Catamaranes
Yes
Tipo de Muelle
Floating
Style Side To
Yes
Style Stern To
Yes
Tidal Flow
Negligible
Active Winter
Yes
Weather Forecast
Thu
5AM - 9AM
04 June 2026
- Light and variable.
- Increasing from 12 to 14°C
- Sunny
Thu
9AM - 1PM
04 June 2026
- W 1 knots increasing to 7 knots.
- Increasing from 15 to 21°C
- Calm sea
- UV Index: 10 - Very High
- Sunny
Thu
1PM - 5PM
04 June 2026
- W 8 knots increasing to 10 knots. Gusts up to 17 knots.
- 22°C
- Calm sea
- UV Index: 10 - Very High
- Sunny