Located along St. Michaels Harbor and the Miles River in the heart of  St. Michaels’ historic district, CBMM’s Members-Only Marina is a short walk from the area’s best restaurants, specialty shops, and other attractions.

The marina is open daily and offers 55 slips with electric, a pump-out service provided by ShoreRivers, climate-controlled showers, and amenities that include Wi-Fi, picnic tables, and bicycles. St. Michaels also offers a harbor shuttle service, a harborside gas and diesel dock, and convenient driver services.

A CBMM membership is required to use our marina and its facilities. Membership can be purchased or renewed at the Welcome Center upon your arrival.

Advance reservations are accepted in the order they are received, with restrictions during festivals and holiday weekends as noted in our Boaters’ Guide. Group reservations are available. Call 410-745-4946 for details.

Overnight docking privileges are reserved for Mariner Level members and above. Hourly docking is available for Household members above. Check-in time is noon; check-out is 11:30am. To best accommodate as many vessels as possible, slips can only be assigned at the time of your arrival. Specific slips are not guaranteed. See our Boaters’ Guide for dock map, cancelation policies, and rate and reservation policies for holidays and festivals.


Members at the Mariner Level and above may make use of overnight docking facilities at these rates:

Sunday–Thursday: $2.25 per foot, with a $50 minimum

Friday–Saturday and holiday weekends: $3 per foot, with a $75 minimum

Single 30 amp: $15 per night

Twin 30 amp or single 50 amp: $20 per night

Single 100 amp or twin 50 amp: $50 per night

Pump-out station: no charge, pump-out service is provided by ShoreRivers

Please call the Dockmaster at 410-745-4946 or email dockmaster@cbmm.org to make your reservation. On the day of your arrival, contact us by phone or via VHF Channel 16 as you approach the harbor for your slip assignment. For evening or early-morning arrival, please make prior arrangements with the Dockmaster during CBMM hours.


Free hourly docking is available for CBMM members 10am–5pm Sunday through Thursday and 10am–2pm Friday and Saturday. Availability is limited and is offered on a first-come, first-served basis. Reservations for hourly docking are not accepted. Hourly docking requires authorization and slip assignment by the Dockmaster via radio on VHF Channel 16 upon approaching the marina. See our Boaters’ Guide for location and more information.


Dinghy docking is available to CBMM members, provided they check in at the Welcome Center upon arrival and upon leaving campus. See our Boaters’ Guide for location and more information.