*Less than 2 mi from Exit 63 on I-95

Enjoy boating the way it should be—secure slips, a peaceful setting, and direct access to Long Island Sound. Cedar Island Marina delivers a refined marina experience in Clinton, CT.

41°15’56″N   72°31’33″W

VHF: Channels 9 / 16

ValvTect Marine Fuel logo with a shield, blue field, and a gold propeller beneath the 'VALVTECT' wordmark and 'MARINE FUEL' banner.

AMENITIES

HOURS

Mon-Friday:  8am-5pm

Sat & Sun:  9am-4pm

Take a Virtual Tour

$

Contact Us Today

$
GPS Map Icon | Cedar Island Marina Clinton, CT

Click for Marina Map

$
ESSEX, CONNECTICUT · CONNECTICUT RIVER & LONG ISLAND SOUND

Best Marina & Boatyard
for Essex, CT Boaters

Cedar Island Marina has proudly served Essex, CT boaters for decades — offering world-class slips, full boatyard services, and the best waterfront experience on Long Island Sound.

HomeBest Marina near Essex CT

ESSEX, CONNECTICUT

Essex’s Premier Full-Service Marina & Boatyard

A short cruise down the Connecticut River and along Long Island Sound, Cedar Island Marina is the CT Shoreline’s top-rated destination for Essex boaters of every kind.

Whether you’re a year-round Essex sailor, a weekend powerboater out of the Connecticut River, or a seasonal slip holder, Cedar Island Marina offers the services, facilities, and waterfront experience that sets us apart from any other marina on the CT Shoreline. From seasonal slip rentals and winter storage to full boat repair, Cedar Island Marina is the complete package for Essex-area boaters.

Essex boaters enjoy easy access to Cedar Island Marina via the Connecticut River and Long Island Sound — giving you full-service boatyard capabilities that complement the beautiful boating culture Essex is known for.

F-Dock Aerial | Cedar Island Marina Essex, CT

Marina SERVICES

Full-Service Marina for Essex, CT Boaters

Cedar Island Marina provides Essex-area boaters with every marine service they need — all in one convenient, top-rated facility on Long Island Sound.

Seasonal Slips

Well-protected slips on Clinton Harbor with direct Long Island Sound access — easily reachable for Essex sailboats, powerboats, and Connecticut River cruisers.

Boat Service & Repair

Full boatyard repair services for Essex-area boats — engine work, hull, electrical systems, and more from expert in-house technicians.

Winter Boat Storage

Secure winter storage for Essex CT boats. Indoor and outdoor options, shrink-wrap, winterization, and spring commissioning available.

Paint & Fiberglass Repair

Expert hull restoration, bottom painting, gelcoat, and full fiberglass repair for Essex boaters — performed by skilled craftsmen.

Yacht Brokerage

Buying or selling a boat near Essex? Our CT Shoreline yacht brokerage team delivers results with deep local market knowledge.

Ship's Store & Parts

Fully stocked marine parts department and ship’s store — everything Essex boaters need to keep their vessels running perfectly.

Marina Amenities

Fuel dock, pumpout, laundry, showers, WiFi, picnic areas, and a waterfront restaurant — the complete CT Shoreline marina experience.

Overnight Reservations

Transient slips for Essex boaters and Long Island Sound cruisers. A top overnight stop conveniently located from the Connecticut River.

FREQUENTLY ASKED QUESTIONS

Marina Questions — Essex, CT

Answers for Essex, CT boaters looking for the best marina and boatyard on the Connecticut Shoreline.

What is the best marina near Essex, CT?

Cedar Island Marina is widely regarded as the best full-service marina on the Connecticut Shoreline, accessible from Essex via the Connecticut River and Long Island Sound. Located in Clinton Harbor, it offers seasonal slips, transient dockage, haul-out services, boat repair, winter storage, and on-site amenities that make it the top choice for Essex-area boaters.

Does Cedar Island Marina offer winter boat storage for Essex CT boats?

Yes. Cedar Island Marina provides secure winter boat storage for Essex, CT boats, including indoor and outdoor options. Their full-service boatyard also handles winterization, shrink-wrapping, and spring commissioning.

What boat repair services are available for Essex boaters at Cedar Island Marina?

Cedar Island Marina’s boatyard offers comprehensive marine repair for Essex-area boats — including engine repair, fiberglass and paint work, bottom jobs, rigging, electrical systems, and full boat service from experienced in-house technicians.

SERVING THE ENTIRE CT SHORELINE

The Best Marina for Every CT Shoreline Boater

Cedar Island Marina serves boaters from Essex and all communities along Connecticut’s beautiful shoreline. Our central location, comprehensive services, and decades of experience make us the CT Shoreline’s go-to full-service marina and boatyard.