Yachts for sale / Mainship 34 Trawler

2005 Mainship 34 Trawler

St Augustine, FL, US 38.8 ft · 14.25 ft' beam 1 cabin 16 kn kn top
Asking
$179,000
Our Thoughts

The 2005 Mainship 34 Trawler represents a proven, economical platform for extended cruising—a design that has earned its reputation among serious boaters planning Great Loop transits, Bahamas passages, and long-term coastal exploration. At 38.83 feet in length with a 14.25-foot beam and 3.33-foot draft, this semi-displacement trawler delivers the shallow-water capability and fuel efficiency that define the class, cruising comfortably at 9 knots while maintaining a 16-knot top speed when schedule demands it.

The single Yanmar 8LV370 diesel engine (840 hours) provides proven, reliable power backed by recent mechanical attention: an injector pump rebuild in 2023, a new Groco sea strainer, and a newly installed hot water heater and AC system (both 2025). The 250-gallon fuel capacity supports extended range, while the dripless shaft seal and oil exchange system reflect thoughtful engineering for long-term cruising reliability. Trim tabs and hydraulic steering enhance handling and comfort underway.

Electrical systems are well-appointed for self-sufficient cruising: a Westerbeke 10KW genset (new in 2022, 80 hours), Lifeline AGM house batteries installed November 2024, and separate 8D battery banks for house, bow thruster, and engine/generator functions ensure robust power management. Multiple 30-amp shore power connections support comfortable dockside living.

The helm station sits at the center of the flybridge, offering excellent visibility across three swivel captain's chairs, with Garmin 7212 touchscreen chartplotter, Garmin autopilot with auto guidance, and Garmin VHF providing modern navigation and communication. A Garmin aft-facing camera aids maneuvering, while bow thruster controls (located at both helm and aft cockpit) and the Lewmar V2 vertical windlass with foot switches on the bow simplify close-quarters handling. The Samson post (new 3/2026) and recently upgraded anchor rode and chain—200 feet of 5/8-inch 8-plait nylon plus 25 feet of 5/16-inch G4 galvanized chain attached to a Mantus swivel and Rocna Vulcan anchor—support confident anchoring in variable holding.

The flybridge layout maximizes entertaining and watchkeeping comfort: a full bimini top provides weather protection, port and starboard settees with dining table and storage flank the helm, and an aft sundeck extends the social space. A hinged radar mast and molded fiberglass steps to the aft cockpit complete the deck layout. Below, the aft cockpit features engine controls, a hot/cold shower, a rail-mounted Magma propane grill with new burners, and a full-beam swim platform with ladder—all accessible via a transom door and protected by a comprehensive rail system.

Interior accommodations balance comfort with cruising practicality. The master stateroom features a centerline queen berth with 2020 mattress, side access, and drawer storage, ventilated by overhead hatch. Cherry wood cabinetry and Corian countertops establish the aesthetic, while synthetic teak and holly floors in the galley and head provide durability in wet areas. The ensuite head includes a walk-in shower with built-in seat, vanity, and a 2019 Jabsco electric fresh water toilet; a separate companionway entrance preserves privacy and layout

Provided listing description Click to read the original broker text

The Mainship 34 Trawler is a perfect choice fo a couple looking to cruise the Bahamas or do the Great Loop. This proven and popular design packs so many desirable features into 34 feet: Low maintenance exterior, plenty of space for entertaining on the flybridge, comfortable and classy accomodations below.  Aft cockpit and deep bulwarks make moving around the boat underway safe and easy. Bow thruster and stern controls for close quarters handling. Semi displacement hull cruises at 9kts but makes 16kts when you need to make time. Hellion has been well maintained by owners who keep her ready to cruise at a moments notice.

2005 Mainship 34 Trawler for Sale – Proven Cruising Design with Full Accommodations and Updated Systems
The 2005 Mainship 34 Trawler represents one of the most enduring and respected designs in the trawler yacht category. Built on decades of proven engineering, this 38-foot vessel combines economic fuel efficiency, comfortable full-time cruising accommodations, and the kind of seaworthy construction that has made Mainship a trusted name among serious cruisers planning extended passages through the Bahamas , the Great Loop, and beyond. Located in St. Augustine, Florida, this particular example has been conscientiously maintained and updated with modern systems, making it ready for immediate cruising without the expense of major renovations.
Overview: The Mainship 34 Trawler Concept
Since 1978, Mainship's 34 Trawler has defined affordable, efficient cruising for couples and small families seeking to explore North American waters without the fuel consumption and operational complexity of larger motor yachts. The model launched in 2004 reestablished that original philosophy: maximum usable space, economical semi-displacement hull performance, and genuine marine-grade construction at a price point that does not require a second mortgage. At 38.83 feet in length with a 14.25-foot beam and 3.33-foot draft, the Mainship 34 fits the practical cruising profile. The semi-displacement hull design cruises efficiently at 9 knots while delivering a maximum speed of 16 knots when schedule demands faster transit. The 250-gallon fuel capacity paired with that cruising speed delivers substantial range, while the 70-gallon fresh water capacity supports extended anchorages without frequent shore visits. These proportions and systems are engineered for the realities of cruising—not racing, not day-boating, but serious, comfortable, long-distance travel.
Helm and Electronics: Modern Navigation with Classic Visibility
The helm station sits at the center of the flybridge under a full bimini top, providing 360-degree visibility and weather protection. Three swivel captain's chairs accommodate the operator and guests, while flip-up storage compartments on both sides of the helm keep charts, binoculars, and personal items organized and accessible during underway operations. Electronics are built around a Garmin 7212 touchscreen color chartplotter paired with Garmin autopilot featuring auto guidance—a combination that handles both coastal navigation and offshore passages with confidence. A Garmin VHF radio ensures reliable communication, while an aft-facing Garmin camera aids in docking and transiting narrow passages. Bow thruster controls are positioned at both the helm and the aft cockpit, allowing precise low-speed maneuvering in tight quarters without leaving the helm during close-quarters work. A Fusion stereo system provides entertainment, and the helm includes a compass, horn, windlass control, and trim tab controls—all the operational tools a captain needs without overwhelming the layout. The Lewmar V2 vertical windlass with foot switches on the bow and helm controls, paired with new anchor rode and chain (2025), makes ground tackle handling effortless. The hinged radar mast accommodates electronic equipment while maintaining clean sightlines and reducing windage.
Accommodations and Interior: Cherry Wood Elegance and Practical Comfort
Below decks, the Mainship 34 delivers surprising spaciousness and genuine comfort. The interior is finished in cherry wood with Corian countertops throughout, and synthetic teak and holly flooring in the galley and head—materials chosen for durability and aesthetic warmth rather than compromise or cost-cutting. The master stateroom occupies the forward section with a centerline queen berth (mattress replaced 2020) and side access, allowing either occupant to exit without disturbing the other. Drawer storage beneath the berth provides dedicated space for clothing and linens. A hatch directly above the berth supplies natural ventilation and light. A full wardrobe with hanging space and shelves to port, combined with a storage cabinet and wall-mounted television to starboard, make the stateroom function as a true suite rather than a sleeping cabin. The head is positioned to starboard with a separate entrance from the companionway—a design detail that preserves privacy and prevents galley traffic from disrupting the toilet area. A walk-in shower stall with built-in seat, a vanity top with undermount sink, and a Jabsco electric fresh water toilet (replaced 2019) create a head that rivals many larger yachts. The shower stall itself is large enough to be functional, not merely token. The galley to port includes a Kenyon two-burner stove top (2019), an undercounter refrigerator and freezer, a stainless steel sink, and a built-in GE microwave (2022). Over and under cabinetry keeps provisions and cookware organized. Forward windows flood the galley with natural light, and the layout allows the cook to remain engaged with the salon rather than isolated. Three steps up from the galley, the salon opens into a panoramic living space with side windows fitted with wood blinds for light control. A Corian serving counter to port and a large storage area to starboard frame the forward salon. The port side features an ultra leather convertible couch, while the starboard side includes a side deck door, two wicker chairs with cushions (replaced 2021), an additional beverage fridge, and a Vizio flat screen television. The aft salon houses the electrical panel, stereo, digital AC controls, and a countertop icemaker (installed 2025). Double salon doors with phantom screens lead to the aft cockpit, creating a seamless transition between interior and exterior entertaining spaces. This layout prioritizes livability. The master stateroom feels like a proper bedroom, not a bunk. The head is a genuine shower, not a closet. The galley supports real cooking, not just heating canned food. The salon accommodates six to eight people comfortably for meals or evening entertainment. For couples planning to spend months or years aboard, these distinctions matter enormously.
Deck Design and Outdoor Spaces: Safe, Functional, and Well-Equipped
The aft cockpit is the true outdoor living room of the Mainship 34. A full beam swim platform with integrated ladder provides safe water access, while a hot and cold shower in the aft cockpit allows rinsing off after swimming or dinghy work without tracking salt water through the interior. Aft cockpit engine controls mean the operator never needs to leave the helm to adjust throttle or shift—critical for precise docking and close-quarters maneuvering. A Magma propane grill with new burners (2025) mounted on a rail in the aft cockpit supports outdoor entertaining and practical cooking without heating the interior galley during warm weather. The covered aft deck with molded fiberglass steps to the bridge provides safe, easy access to the flybridge without requiring crew to scramble over railings or exposed structures. Walk-around side decks with SeaDek decking (installed 2023) create safe footing when moving forward to the bow or attending to fenders and docking lines. Bow pulpit and rails meet modern safety standards. Two anchors with new anchor rode and chain (2025) attached to a Mantus swivel and Rocna Vulcan anchor provide reliable ground tackle. The specification—200 feet of 5/8-inch, 8-plait nylon rope and 25 feet of 5/16-inch G4 galvanized chain—is properly sized for the vessel's displacement and cruising profile. Fenders with stainless steel rail mount holders, bow and transom docking lights, navigation lights, and spreader lights on the radar mast ensure the vessel is visible and functional in all conditions. Blue LED deck lighting adds both practical illumination and modern ambiance. Window covers (installed 2022) protect the interior from UV damage and heat buildup when the vessel is left unattended.
Power and Mechanical Systems: Single Diesel with Modern Updates
The Mainship 34 is powered by a Yammer 8LV370 diesel engine with 840 hours on the Hobbs meter. This proven powerplant is easily driven and fuel-efficient, supporting both the 9-knot cruising speed and 16-knot maximum performance. The injector pump was rebuilt in 2023, and the engine room includes a Racor fuel filter, Groco sea strainer (replaced 2023), and an oil exchange system for convenient maintenance. Hydraulic steering provides responsive helm control, and a dripless shaft seal minimizes bilge contamination. A Westerbeke 10-kilowatt generator (installed 2022 with 80 hours) powers the air conditioning, galley appliances, and comfort systems while at anchor or during extended cruising. The genset
Length
38.8 ft
Beam
14.25 ft'
Year
2005
Builder
Mainship
Model
34 Trawler
Cabins
1
Max speed
16 kn kn
What type of boat is a Mainship 34 Trawler and who should consider buying one?
The Mainship 34 Trawler is a semi-displacement cruising trawler designed for comfortable, economical long-distance cruising. It's ideal for couples and small families who want to explore coastal waters, the Bahamas, or undertake extended cruises like the Great Loop without the high fuel costs of planing hulls. The design prioritizes stability, fuel efficiency, and livability over speed, making it well-suited for cruisers aged 50+ who value comfort and ease of operation over performance.
How does the Mainship 34's hull design and engine package balance fuel economy with performance?
The semi-displacement hull is engineered to cruise efficiently at 9 knots while maintaining the ability to reach 16 knots when needed. The single Yanmar 8LV370 diesel engine (840 hours) delivers this range without excessive fuel consumption, making the 250-gallon fuel capacity practical for extended cruising. At cruising speed, this hull design minimizes resistance, allowing the boat to cover significant distances on a single fuel load—a key advantage for Great Loop and Bahamas cruising where fuel dock spacing matters.
What are the main accommodations and interior layout of this 34-foot trawler?
The interior features a centerline queen master stateroom with side access and storage below, a full head with walk-in shower stall and electric toilet, and a spacious salon with panoramic windows. The galley includes a two-burner Kenyon stove, undercounter refrigerator/freezer, GE microwave, and Corian countertops. Cherry wood cabinetry, synthetic teak and holly flooring, and a convertible salon couch create a comfortable, well-appointed living space. The layout maximizes usable space within 34 feet, making extended cruising practical for two people.
What electronics and navigation systems are installed on the helm?
The helm is equipped with a Garmin 7212 touchscreen color chartplotter, Garmin autopilot with auto guidance, Garmin VHF radio, and Garmin aft-facing camera for docking visibility. These systems integrate into a cohesive navigation suite that supports both coastal cruising and offshore passages. The autopilot with auto guidance reduces fatigue during long cruises, while the chartplotter provides detailed coastal charting and waypoint navigation essential for Bahamas and Great Loop cruising.
How is the helm station configured for visibility and control?
The center helm position offers excellent all-around visibility and is outfitted with three swivel captain's chairs, flip-up storage on both sides, and full instrumentation. Bow thruster controls are accessible at the helm, and windlass controls allow anchor handling from the helm station. The upper helm is positioned on the flybridge with a full bimini top for weather protection, providing a commanding view for docking and navigation while keeping the operator shaded during extended cruising.
What docking and close-quarters handling features does the boat offer?
The Mainship 34 includes a bow thruster with controls at both the helm and aft cockpit for precise maneuvering in tight spaces. A Lewmar V2 vertical windlass with foot switches on the bow and helm controls makes anchor handling effortless. The aft cockpit includes engine controls, allowing the operator to control the boat from the stern during docking. Deep bulwarks and walk-around side decks provide safe footing underway, while the full beam swim platform and transom door facilitate boarding and water access.
What is included in the anchor and ground tackle system?
The boat is equipped with two anchors, including a Mantus swivel and Rocna Vulcan anchor. Ground tackle consists of 200 feet of 5/8-inch 8-plait nylon rope and 25 feet of 5/16-inch G4 galvanized chain, all newly installed in 2025. The Lewmar V2 vertical windlass with foot switches on the bow and helm controls makes deploying and retrieving ground tackle straightforward, essential for cruisers who anchor frequently in the Bahamas or along the Great Loop.
What mechanical systems and recent upgrades support reliable cruising?
The Yanmar 8LV370 diesel engine has 840 hours and has received significant recent maintenance: the injector pump was rebuilt in 2023, a new Racor fuel filter and Groco sea strainer were installed in 2023, and a new hot water heater was added in 2025. The boat features an upgraded alternator, dripless shaft seal, hydraulic steering, and an oil exchange system for engine maintenance. A new Westerbeke 10KW genset (installed 2022 with 80 hours) provides onboard power, and fresh Lifeline AGM batteries were installed in November 2024, supporting reliable cruising without shore power.
How does the flybridge and aft cockpit layout support entertaining and outdoor living?
The flybridge features a full bimini top, three swivel captain's chairs at the helm, a port-side L-shaped settee with storage and folding dining table, and a starboard settee with storage. An aft sundeck provides additional outdoor space. The aft cockpit includes a hot/cold shower, full beam swim platform with ladder, and a rail-mounted Magma propane grill with new burners, creating multiple outdoor entertaining zones. This configuration allows cruising couples to enjoy extended time outdoors while maintaining weather protection and functionality.
What electrical systems and power management features are included?
The boat operates on integrated 12V/110V systems with four 30-amp shore power cords for flexibility at different marinas. Separate battery banks include 8D house batteries, an 8D battery for the bow thruster, and group 31 batteries for engine and generator starters, installed November 2024. A battery charger manages charging from shore power or the generator. The Westerbeke 10KW genset (new 2022) provides independent AC power for extended cruising away from shore. AC/DC breaker panels organize electrical distribution, and a high water warning light monitors bilge conditions—essential systems for reliable offshore cruising.

Fly Yachts is pleased to assist you in the purchase of this vessel. This boat is centrally listed by Edwards Yacht Sales. It is offered as a convenience by this broker/dealer to its clients and is not intended to convey direct representation of a particular vessel.

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