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Most-Reviewed Boat Repair & Maintenance in Key West, FL (2026)

Finding reliable Boat Repair & Maintenance in Key West, FL is easier when you let owner feedback do the talking. This list ranks local marine service contractors by the volume of real reviews they've collected on Boatwork, so you can see who Key West boaters have actually put to the test. Browse the most-vetted pros below and request a free estimate to get your project started.

By Boatwork in Key West, FL·10 pros·1107 lists by this author·June 9, 2026·Updated July 6, 2026
10 pros
Spencer's Boat Yard logo

Spencer's Boat Yard

4.1(135)
(305) 296-8826Key West, FLGet Directions
Key West, FLMarina & Boat StorageFull Service BoatyardsBoat Repair & Maintenance

About Spencer's Boat Yard

Nestled in the heart of Key West at 701 Palm Avenue, Spencer's Boat Yard has established itself as a go-to destination for both boat rentals and marine services in the southernmost city of the continental United States. The boatyard operates in one of the most dynamic marine environments in Florida,...

My ThoughtsWith 134 reviews and a 4.1 rating, Spencer's Boat Yard is the most-reviewed marine service provider on this list, covering Marina & Boat Storage, Full Service Boatyards, and Boat Repair & Maintenance.
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Mobile Marine Key West logo

Mobile Marine Key West

5.0(20)
3053951924Key West, FLGet Directions
Key West, FLBoat Hauling & TransportBoat Mechanics & Engine RepairMarine Electrical & Electronics

About Mobile Marine Key West

Operating out of Key West, Florida, Mobile Marine Key West delivers comprehensive boat repair and yacht maintenance services to vessel owners throughout the southernmost waters of the continental United States. With a specialized focus on mobile marine service, their team brings expert technical capabilities directly to the dock, eliminating the...

My ThoughtsMobile Marine Key West holds a perfect 5.0 rating across 20 reviews, with specialties spanning Boat Hauling & Transport, Boat Mechanics & Engine Repair, Marine Electrical & Electronics, and Generator Service & Repair.
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Key West Engine Service logo

Key West Engine Service

4.5(22)
305-296-9919Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairGenerator Service & RepairBoat Repair & Maintenance

About Key West Engine Service

Operating out of the southernmost tip of Florida since 1985, Key West Engine Service has built an outstanding reputation as the region's most comprehensive diesel engine and marine power specialist. For nearly four decades, this factory-authorized dealer has served boat owners and commercial operators throughout the Florida Keys with expert...

What others are saying about Key West Engine Service

Customers repeatedly praise the team's ability to handle everything from blown raw water pump repairs on John Deere engines to Northern Lights generator maintenance and Cummins diagnostics. Reviewers consistently highlight the helpful and knowledgeab...

Reviews sourced from Google

My ThoughtsBacked by 41+ years in business, Key West Engine Service carries a 4.5 rating from 22 reviews, focusing on Boat Mechanics & Engine Repair, Generator Service & Repair, and Boat Repair & Maintenance.
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Boat Services Group logo

Boat Services Group

4.6(25)
(305) 320-0555Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Detailing & CleaningMarine Electrical & Electronics

About Boat Services Group

Located at Key West Harbor Marina in Key West, Florida, Boat Services Group stands as the southernmost Suzuki RePower Center in the continental United States. This full-service marine center operates within Stock Island Yacht Club & Marina, offering comprehensive outboard engine sales, service, and repair to boat owners throughout the...

What others are saying about Boat Services Group

Across the reviews, Boat Services Group earns recognition for their expertise with Suzuki outboards, from quick two-day motor and gauge installations to comprehensive repowering services that get boats back on the water fast. Whether customers arrive...

Reviews sourced from Google

My ThoughtsBoat Services Group has earned a 4.6 rating from 25 reviews, offering a broad range of services including Boat Mechanics & Engine Repair, Boat Detailing & Cleaning, Marine Electrical & Electronics, and Fiberglass & Gelcoat Repair.
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KO

Keys Outboard Repair

4.7(19)
305-293-0110Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Repair & Maintenance

About Keys Outboard Repair

Specializing in outboard motor services with a particular focus on Yamaha engines, Keys Outboard Repair has established itself as a dedicated marine service provider in the Florida Keys. Located at 5640 Laurel Avenue in Key West, this repair facility brings focused expertise to boat owners throughout the southernmost region of...

What others are saying about Keys Outboard Repair

What stands out most across reviews is their exceptional service for Yamaha outboard repairs, with multiple customers praising same-day turnarounds on everything from lower unit issues to older motor servicing. This family-run business consistently e...

Reviews sourced from Google

My ThoughtsKeys Outboard Repair sits at a 4.7 rating from 19 reviews, specializing in Boat Mechanics & Engine Repair and general Boat Repair & Maintenance.
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CM

Cosme's Marine

4.3(31)
(305) 296-5400Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairBoat Repair & Maintenance

About Cosme's Marine

Operating from the southernmost point of the continental United States, Cosme's Marine has established itself as a trusted marine service provider in the Key West, Florida area. The business serves the unique needs of boat owners navigating the waters of the Florida Keys, where the combination of tropical conditions, saltwater...

What others are saying about Cosme's Marine

Customers repeatedly praise Juan and his team at Cosme's Marine for their exceptional customer service and professional approach to outboard motor repairs. Known for their well-organized shop and quick turnaround times, they've earned loyalty from bo...

Reviews sourced from Google

My ThoughtsCosme's Marine has collected 31 reviews for a 4.3 rating, with work concentrated in Boat Mechanics & Engine Repair and Boat Repair & Maintenance.
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KB

KW Boatworks

5.0(10)
(970) 317-7564Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairMarine Electrical & ElectronicsBottom Painting & Antifouling

About KW Boatworks

Serving the southernmost point of Florida's marine community, KW Boatworks operates from Key West, a location where saltwater takes its toll on vessels year-round and where professional marine services are essential to keeping boats operational in challenging tropical conditions. The business has established itself in a market where boat owners...

What others are saying about KW Boatworks

Customers repeatedly praise Larry at KW Boatworks for his exceptional responsiveness and multi-skilled expertise. Reviewers consistently highlight how he shows up the same day or within hours of being called, often saving the day for boaters with urg...

Reviews sourced from Google

My ThoughtsKW Boatworks carries a 5.0 rating from 10 reviews, covering Boat Mechanics & Engine Repair, Marine Electrical & Electronics, Bottom Painting & Antifouling, and Fiberglass & Gelcoat Repair.
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Sea Tow Key West logo

Sea Tow Key West

4.8(4)
(305) 901-5744Key West, FLGet Directions
Key West, FLDiving & Underwater ServicesFuel DeliveryBoat Towing & Emergency Service

About Sea Tow Key West

Operating out of Key West, Florida, this locally owned marine assistance franchise provides comprehensive on-water emergency services to boaters navigating the waters surrounding the Florida Keys. Led by Captain Chris and Alexa Ward, the operation maintains a fleet of specialized, fully-equipped response vessels strategically positioned throughout their service area to...

What others are saying about Sea Tow Key West

What stands out most across reviews is Sea Tow Key West's unwavering commitment to being there when boaters need them most. Known for their readiness to assist, they've built a reputation as the reliable marine service team that customers can count o...

Reviews sourced from Google

My ThoughtsSea Tow Key West brings 43+ years in business and a 4.8 rating from 4 reviews, handling Boat Towing & Emergency Service, Diving & Underwater Services, Fuel Delivery, and Environmental Management.
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AK

All Keys Marine

4.6(10)
(305) 587-1188Key West, FLGet Directions
Key West, FLBoat Mechanics & Engine RepairMarine Handyman ServicesBoat Repair & Maintenance

About All Keys Marine

Operating in the southernmost waters of the United States, All Keys Marine has established itself as a dedicated marine service provider serving the Key West, Florida area and surrounding island communities. The business caters to the unique demands of boat owners and vessel operators navigating the challenging tropical marine environment...

What others are saying about All Keys Marine

What stands out most across reviews is Patrick's ability to diagnose and repair a wide range of marine issues, from electrical problems and fuel pumps to outboard and diesel motors. The reviews make clear that All Keys Marine delivers reasonable pric...

Reviews sourced from Google

My ThoughtsAll Keys Marine holds a 4.6 rating from 10 reviews, with specialties in Boat Mechanics & Engine Repair, Marine Handyman Services, and Boat Repair & Maintenance.
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Ocean Boatworks logo

Ocean Boatworks

5.0(2)
305-916-1261Key West, FLGet Directions
Key West, FLMarine Electrical & ElectronicsGenerator Service & RepairMarine Project Management

About Ocean Boatworks

Operating out of Key West, Florida, Ocean Boatworks provides comprehensive mobile marine repair, installation, and service solutions for boat owners throughout the Lower Keys. Founded and led by Eric Schouten, the business has built a reputation for delivering skilled electrical and systems work directly to vessels at their location, eliminating...

My ThoughtsOcean Boatworks shows a 5.0 rating from 2 reviews, offering Marine Electrical & Electronics, Generator Service & Repair, Marine Project Management, and Boat Repair & Maintenance.
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