• Slide: The Image of 1978 Mainship 34 Trawler deck with ladder and sliding glass door. - 2The Image of 1978 Mainship 34 Trawler deck with ladder and sliding glass door. - 2
  • Slide: The Image of 1978 Mainship 34 Trawler docked at marina, side view. - 3The Image of 1978 Mainship 34 Trawler docked at marina, side view. - 3
  • Slide: The Image of 1978 Mainship 34 Trawler docked, showcasing front deck and cabin windows. - 4The Image of 1978 Mainship 34 Trawler docked, showcasing front deck and cabin windows. - 4
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1978 Mainship 34 Trawler

$11,000

$11,500

Used

Boat in Washington, NC 27889 US

builtBuilt in 1978
Year the boat was built
model

34 Trawler

Boat model
engine

1 Engine (Perkins)

Engine type and count
length

34 feet

Overall boat length
fuel

Diesel

Fuel type
material

Fiberglass/Reinforced

Hull material


1978 Mainship 34 Trawler for Sale - Addi Leigh

Classic Trawler | Perkins Diesel | Proven Cruiser with Upgrade Potential


Addi Leigh is a 1978 Mainship 34 Trawler, a model widely respected for its solid construction, economical cruising, and practical design. Built during Mainship's early production years, these trawlers are known for durability, straightforward systems, and hulls designed for comfortable, predictable operation at displacement speeds.


At 34 feet, the Mainship 34 offers an excellent balance of interior volume and manageable handling, making it a popular choice for coastal cruising, the Intracoastal Waterway, and extended stays aboard.

Power & Systems

Powered by a reliable Perkins diesel engine, Addi Leigh benefits from a proven powerplant known for longevity, fuel efficiency, and broad service support. The engine is well matched to the trawler's hull form, delivering steady and economical performance. Heating and air conditioning systems are installed, allowing for comfortable cruising across multiple seasons.

Interior & Accommodations

The interior layout is designed for practical cruising. The galley includes a microwave, refrigerator, and cooktop for easy meal preparation. Sleeping accommodations allow for up to three, with a main cabin suitable for two and a pull-out futon providing additional flexibility for a guest.

Why Buyers Like the Mainship 34 Trawler



• Proven displacement hull with stable, comfortable ride

• Excellent fuel efficiency at trawler cruising speeds

• Simple, owner-friendly systems

• Strong reputation for long service life

• Ideal platform for customization and thoughtful upgrades

• Consistently strong value in the classic trawler market


A Smart Classic Trawler Opportunity

Addi Leigh offers a solid foundation for buyers seeking a classic trawler with character, dependable diesel power, and long-term potential. Well suited for hands-on owners, cruisers, or liveaboards looking for a proven design without the complexity of newer vessels.


Offered through the brokerage at McCotters Marina & Boatyard, Addi Leigh represents an excellent opportunity to own a respected Mainship trawler with room to make it your own. Call today for showing & details



Nominal Length
34ft
Length Overall
34ft
Beam
11.92ft
Max Bridge Clearance
13.5ft
Max Draft
2.83ft
Drive Up Draft
2.83ft
Dry Weight
14000lb
Cruising Speed
8kn
Max Speed
12kn
Cabins
1
Heads
1
Fresh Water Tanks
30gal
Fuel Tanks
220gal
Holding Tanks
50gal
Windlass
electric-windlass
Electrical Circuit
110v
Hull Material
fiberglass
Hull Shape
displacement
Engine 1
Engine Make
Perkins
Total Power
165hp
Engine Type
inboard
Fuel Type
diesel
Engine Year
1978
Drive Type
direct
Propeller Type
4-blade
Propeller Material
bronze
Swimming Ladder
✓
Stern Thruster
✓
Electric Bilge Pump
✓
Oven
✓
Microwave Oven
✓
Air Conditioning
✓
Electric Head
✓
Heating
✓
Hot Water
✓
Refrigerator
✓
Deep Freezer
✓
Battery Charger
✓
Depthsounder
✓
Navigation Center
✓
Plotter
✓
Autopilot
✓
Compass
✓
Gps
✓
Cockpit Speakers
✓
Vhf
✓
Bimini Top
✓
Shore Power Inlet
✓
Generator
✓
Disclaimer

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

DateEventPrice
3/19/26Price decreased$11,000(-4.3%)
1/7/26Initial price$11,500

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1978 Mainship 34 Trawler. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Trawler cost in today's market, or how much does a Mainship cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$124.85/mo
$
$
Loan amount$ 11,000
OR
%

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1978 Mainship 34 Trawler. Enter your down payment, choose a loan term, and adjust the interest rate to see an instant payment estimate — ideal if you're calculating boat payments before you enquire. Wondering how much does a Trawler cost in today's market, or how much does a Mainship cost for similar models? This boat financing calculator helps you compare scenarios in seconds, whether you're considering used boat financing or a new purchase.
Monthly payment
$124.85/mo
$
$
Loan amount$ 11,000
OR
%

Contact McCotters Marina

179 McCotter's Marina Rd, Washington, NC, 27889

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from McCotters Marina at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

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Meet the Broker

Address

179 McCotter's Marina Rd
Washington, NC 27889

Boat Location

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Contact McCotters Marina about 1978 Mainship 34 Trawler

179 McCotter's Marina Rd, Washington, NC, 27889

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from McCotters Marina at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

Contact McCotters Marina

179 McCotter's Marina Rd, Washington, NC, 27889

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from McCotters Marina at the number and email provided, including messages sent using an autodialer or prerecorded voice. Message frequency varies. Message and data rates may apply. Reply STOP to opt out or HELP for assistance. Consent is not a condition of purchase. We'll also send helpful email updates about your boat search. You can unsubscribe whenever you like. See Terms of Use and Privacy Policy.

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