2004 Mainship 430 Trawler Boat in Warwick, RI 02886 US
Built in 2004
430 Trawler
2 Engines (2x Yanmar)
43 feet
Diesel
Fiberglass/Reinforced
The 2004 Mainship 430 combines the comfort and livability of a motor yacht with the efficient, practical character of a true cruising trawler. Designed for extended stays aboard, she offers generous interior volume, excellent visibility, and the kind of thoughtful layout that makes long-distance cruising-and relaxing at the dock-equally enjoyable.
Her spacious salon provides an inviting gathering area with abundant natural light and excellent sightlines. Below deck, the well-appointed accommodations provide comfortable sleeping quarters for family and guests, while the galley is designed for practical meal preparation during extended time aboard.
Outside, the 430's expansive flybridge is one of her defining features. It provides an ideal setting for entertaining, relaxing, and enjoying panoramic views underway. The aft deck adds another versatile outdoor living space, creating a natural flow between the interior and exterior areas.
With her substantial fuel capacity, comfortable cruising characteristics, and capable semi-displacement hull, the Mainship 430 is well suited to coastal cruising, extended voyages, and seasonal living aboard. Her twin diesel configuration provides dependable power and maneuverability, while her relatively modest draft opens up a wide range of cruising destinations.
Spacious 43-foot cruising platform
Approximately 15'6" beam for exceptional interior volume
Two-cabin, two-head accommodations
Large, comfortable salon with excellent visibility
Well-equipped galley suitable for extended cruising
Expansive flybridge with excellent entertaining space
Generous aft deck
Twin diesel power
Approximately 500-gallon fuel capacity
Approximately 250-gallon freshwater capacity
Semi-displacement hull designed for comfortable cruising
Excellent visibility from the lower helm and flybridge
Practical layout well suited to extended stays aboard
The Mainship 430 is a proven cruising design that offers the space, amenities, and versatility to serve equally well as a comfortable family cruiser, a Great Loop-capable trawler, or a floating home away from home.
Owner Upgrades
- Hard Top (2012)
- Ropelight - dimmable
- Helm spot (white/red)
- Guest spots (white)
- Forward Sunpad w/ cover (2020)
- Mastervolt CombiMaster 12V/2000-100A Inverter
- Bow Thruster (2015)
- Dedicated battery w/ Victron Energy charger
- New Batteries
- House – 4 Deka Golf Cart 6 V (2021)
- Starting: 2 banks / 3 Deka Dual Purpose GR24) ea (2022)
- St Croix Little Crane - rail mounted
- New water heater (2024)
- New Arid Bilge vacuum – 3 zone (2026)
- Floscan fuel meter at the Upper Helm Station
- Spurs Line Cutters - refurbished 2021
- New Golight | GT Series Model 20074GT LED Spotlight (2026)
- Fresh water flow meter for aft tank
- Vacuum pressure gauge for Racor
- Front window sunscreen cover
- Bridge helm sun cover
- Replaced trim controllers to Bennett (2018)
- New EIC Controller (2026)
- New Pyle Bluetooth Radio w/ speakers (2026)
- New Horn (2026)
- Replaced holding tank sensors
- New fridge (2024 ??)
- New Microwave (2026)
- New Aft washdown (2026)
- New Magma Grill burner (2023)
- New Window treatments - salon & master (2019)
- All interior lights are now LED
Electronics
- Raymarine 12” Axiom (2019)
- Raymarine 9” Axiom Plus (2019)
- Raymarine 4K Doppler Radar (2019)
- Raymarine Autopilot (2019)
- EV-1 Course Computer
- RS-150 GPS Sensor - pole mounted
- P70Rs Control Head / Display unit
- ACU150 Actuator Control Unit
- Raymarine RNS5 - Gigabit switch (2019)
- Raymarine RV-220 RealVision 3D transducers (2021)
- Raymarine AIS700 Transceiver (2025)
- New NautiControl wireless controller (2026)
- Salon Stereo w/ surround sound speakers
- Salon Stereo - DVD player
- Flat screen TV
- Shakespeare TV Antenna
The Company offers the details of this vessel in good faith but cannot guarantee or warrant the accuracy of this information nor warrant the condition of the vessel. A buyer should instruct his agents, or his surveyors, to investigate such details as the buyer desires validated. This vessel is offered subject to prior sale, price change, or withdrawal without notice.
Price History
| Date | Event | Price |
|---|---|---|
| 9/25/26 | Initial price | $239,000 |
2004 Mainship 430 Trawler Video Tours
Overview from around the web 2004 Mainship 430 Trawler
Customers have praised the 2004 Mainship 430 Trawler for its outstanding blend of performance, comfort, and livability
Many boaters appreciate the spacious and well-designed interior, which features a comfortable salon, a fully equipped galley, and ample storage space. The two-stateroom layout is often highlighted for its privacy and convenience, making it ideal for families or guests. Reviewers also commend the large windows that provide plenty of natural light and stunning views while underway. Performance-wise, the boat's fuel efficiency is a significant advantage, with many owners noting that the economical cruising speed allows for longer voyages without the worry of refueling too frequently. The stability and handling of the vessel are also frequently mentioned, creating a smooth and enjoyable ride. Additional features that customers rave about include the easy access to both the flybridge and the cockpit, making socializing and relaxing on board a more enjoyable experience. Overall, the 2004 Mainship 430 Trawler has won many hearts with its thoughtful design and reliable performance, making it a favorite among trawler enthusiasts.
The Biggest Pros and Cons
Pros
Spacious Interior: The Mainship 430 is known for its generous living space, providing ample room for entertaining, relaxing, and extended stays onboard. The layout typically includes a comfortable salon, well-equipped galley, and a roomy helm station.
Fuel Efficiency: Designed as a trawler, the Mainship 430 is optimized for long-distance cruising with excellent fuel efficiency. Its displacement hull allows for economical operation at slower speeds, making it ideal for leisurely exploration.
Stability and Sea Handling: The solid construction and design of the hull provide stability in various sea conditions. This makes the 430 Trawler a reliable choice for both novice and experienced boaters.
Liveaboard Potential: With two comfortable staterooms and a functional layout, this model is well-suited for liveaboard life. The boat includes necessary amenities to support long-term stays on the water.
Strong Reputation: Mainship is known for its quality craftsmanship and reliability. Owners often report satisfaction with the durability and performance of their vessels.
Good Storage: The 430 offers an abundance of storage options, including lockers and compartments, which is essential for extended trips.
Cons
Speed Limitations: While the fuel efficiency is a plus, the trawler's design means it operates best at lower speeds. Those looking for quick trips or higher-speed cruising may find the 430's capabilities limiting.
Older Model Considerations: Being a 2004 model, potential buyers should be aware of the age-related factors, including the necessity for regular maintenance and possible updates to systems and equipment.
Less Agile Maneuverability: The larger size and weight of the 430 may impact its maneuverability in tight spaces, making docking and navigating crowded marinas somewhat challenging for less experienced boaters.
Limited Sporty Features: The Mainship 430 focuses more on comfort and practicality than on sporty attributes. Those seeking a high-performance sailing experience may find this model lacking.
Potential for Higher Operating Costs: Depending on the condition and maintenance of the boat, ongoing operating costs, including insurance, dockage, and maintenance can become significant for owners. The 2004 Mainship 430 Trawler is an appealing option for those interested in a spacious, comfortable, and efficient cruising vessel that prioritizes leisurely journeys over high-speed adventures.
Made For
The 2004 Mainship 430 Trawler is designed for the adventurous boater seeking comfort, versatility, and reliability on the water. Ideal for both seasoned mariners and newcomers to the world of cruising, this vessel is perfect for those who appreciate the balance of performance and livability in a trawler. Whether you're planning extended journeys along coastal waters, exploring rivers, or simply enjoying weekends at the dock, the Mainship 430 Trawler offers spacious accommodations and a fuel-efficient design. Families can enjoy ample living space, as well as well-appointed sleeping quarters, making it an excellent option for weekend getaways or long-term cruising. The boat’s sturdy construction and seaworthy capabilities make it attractively suited for both entertaining guests and embarking on solo adventures. With thoughtful features like a well-equipped galley, generous storage, and easy maneuverability, this trawler is for anyone who values relaxation and exploration on the water, all while enjoying the comforts of home. Whether you are a cruising couple, a small family, or an adventurous retiree, the 2004 Mainship 430 Trawler is built to meet your nautical needs and enhance your boating lifestyle.
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 2004 Mainship 430 Trawler | ||||||
|---|---|---|---|---|---|---|
| Price | $239,000 | $239,000 | $241,000 | $217,500 | $175,000 | $149,000 |
| Location | Warwick | Warwick | Bristol | Warwick | Portsmouth | Newport |
| Nominal Length | 43' | 30' | 27' | 36' | 42' | 29' |
| Draft | 4' | - | - | - | - | - |
| Engine Make | Yanmar | Volvo | Yamaha | Cummins | Caterpillar | Yanmar |
| Total Engine Power | 370 hp | 370 hp | 300 hp | 330 hp | 300 hp | 250 hp |
| Days on Market | 5 | 39 | 390 | 21 | 175 | 755 |
| Get in touch |
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Boat Location
Contact Smith Yacht Sales about 2004 Mainship 430 Trawler
24 Shipyard Dr, Suite 204, Hingham, MA, 02043
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