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  • Slide: The Image of Irwin 37 Mark III 1977 - 1The Image of Irwin 37 Mark III 1977 - 1
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked at a marina, surrounded by trees. - 2The Image of 1977 Irwin 37 Mark III sailboat docked at a marina, surrounded by trees. - 2
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked at a marina with blue sail cover. - 3The Image of 1977 Irwin 37 Mark III sailboat docked at a marina with blue sail cover. - 3
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked, featuring blue sail cover and wooden accents. - 4The Image of 1977 Irwin 37 Mark III sailboat docked, featuring blue sail cover and wooden accents. - 4
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked in a serene marina setting. - 5The Image of 1977 Irwin 37 Mark III sailboat docked in a serene marina setting. - 5
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked in a serene marina setting. - 6The Image of 1977 Irwin 37 Mark III sailboat docked in a serene marina setting. - 6
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked in a marina, surrounded by trees. - 7The Image of 1977 Irwin 37 Mark III sailboat docked in a marina, surrounded by trees. - 7
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat bow with anchor, docked near a red motorboat. - 8The Image of 1977 Irwin 37 Mark III sailboat bow with anchor, docked near a red motorboat. - 8
  • Slide: The Image of Sailboat mast of 1977 Irwin 37 Mark III against a cloudy sky. - 9The Image of Sailboat mast of 1977 Irwin 37 Mark III against a cloudy sky. - 9
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat cockpit with steering wheel and compass. - 10The Image of 1977 Irwin 37 Mark III sailboat cockpit with steering wheel and compass. - 10
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat cockpit with steering wheel and seating, docked by the water. - 11The Image of 1977 Irwin 37 Mark III sailboat cockpit with steering wheel and seating, docked by the water. - 11
  • Slide: The Image of Cockpit of 1977 Irwin 37 Mark III sailboat with steering wheel and compass. - 12The Image of Cockpit of 1977 Irwin 37 Mark III sailboat with steering wheel and compass. - 12
  • Slide: The Image of Raymarine display showing 115 degrees on a 1977 Irwin 37 Mark III sailboat. - 13The Image of Raymarine display showing 115 degrees on a 1977 Irwin 37 Mark III sailboat. - 13
  • Slide: The Image of 1977 Irwin 37 Mark III boat dashboard with Motorola RPM gauge and controls. - 14The Image of 1977 Irwin 37 Mark III boat dashboard with Motorola RPM gauge and controls. - 14
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and wooden handles. - 15The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and wooden handles. - 15
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and wooden trim. - 16The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and wooden trim. - 16
  • Slide: The Image of Open storage compartment on 1977 Irwin 37 Mark III sailboat with ropes and fenders. - 17The Image of Open storage compartment on 1977 Irwin 37 Mark III sailboat with ropes and fenders. - 17
  • Slide: The Image of Deck of 1977 Irwin 37 Mark III sailboat with hatch and fittings. - 18The Image of Deck of 1977 Irwin 37 Mark III sailboat with hatch and fittings. - 18
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with open hatch and railing. - 19The Image of 1977 Irwin 37 Mark III sailboat deck with open hatch and railing. - 19
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with mast and hatches, docked by the water. - 20The Image of 1977 Irwin 37 Mark III sailboat deck with mast and hatches, docked by the water. - 20
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and railing. - 21The Image of 1977 Irwin 37 Mark III sailboat deck with hatch and railing. - 21
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with white finish and wooden accents. - 22The Image of 1977 Irwin 37 Mark III sailboat deck with white finish and wooden accents. - 22
  • Slide: The Image of 1977 Irwin 37 Mark III yacht deck with reflective hatch and wooden trim. - 23The Image of 1977 Irwin 37 Mark III yacht deck with reflective hatch and wooden trim. - 23
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with anchor and ropes. - 24The Image of 1977 Irwin 37 Mark III sailboat deck with anchor and ropes. - 24
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with anchor chain and railing. - 25The Image of 1977 Irwin 37 Mark III sailboat deck with anchor chain and railing. - 25
  • Slide: The Image of 1977 Irwin 37 Mark III yacht deck with hatches and a pole. - 26The Image of 1977 Irwin 37 Mark III yacht deck with hatches and a pole. - 26
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat deck with hatches and wooden handrails. - 27The Image of 1977 Irwin 37 Mark III sailboat deck with hatches and wooden handrails. - 27
  • Slide: The Image of Deck view of a 1977 Irwin 37 Mark III sailboat, featuring a hatch and railing. - 28The Image of Deck view of a 1977 Irwin 37 Mark III sailboat, featuring a hatch and railing. - 28
  • Slide: The Image of Sailboat view from 1977 Irwin 37 Mark III docked near other boats in a serene marina. - 29The Image of Sailboat view from 1977 Irwin 37 Mark III docked near other boats in a serene marina. - 29
  • Slide: The Image of 1977 Irwin 37 Mark III yacht interior with kitchenette and seating area. - 30The Image of 1977 Irwin 37 Mark III yacht interior with kitchenette and seating area. - 30
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with cozy seating and compact kitchen. - 31The Image of Interior of 1977 Irwin 37 Mark III sailboat with cozy seating and compact kitchen. - 31
  • Slide: The Image of Interior of a 1977 Irwin 37 Mark III sailboat with wooden cabinetry and a fan. - 32The Image of Interior of a 1977 Irwin 37 Mark III sailboat with wooden cabinetry and a fan. - 32
  • Slide: The Image of 1977 Irwin 37 Mark III yacht kitchen with wood cabinets, sink, and appliances. - 33The Image of 1977 Irwin 37 Mark III yacht kitchen with wood cabinets, sink, and appliances. - 33
  • Slide: The Image of 1977 Irwin 37 Mark III yacht kitchen with wooden cabinets and stainless steel sink. - 34The Image of 1977 Irwin 37 Mark III yacht kitchen with wooden cabinets and stainless steel sink. - 34
  • Slide: The Image of 1977 Irwin 37 Mark III interior with control panel and wooden cabinetry. - 35The Image of 1977 Irwin 37 Mark III interior with control panel and wooden cabinetry. - 35
  • Slide: The Image of 1977 Irwin 37 Mark III yacht kitchen with sink, microwave, and fridge. - 36The Image of 1977 Irwin 37 Mark III yacht kitchen with sink, microwave, and fridge. - 36
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with wood paneling and cushioned seating. - 37The Image of Interior of 1977 Irwin 37 Mark III sailboat with wood paneling and cushioned seating. - 37
  • Slide: The Image of 1977 Irwin 37 Mark III yacht interior with wood paneling and cozy seating area. - 38The Image of 1977 Irwin 37 Mark III yacht interior with wood paneling and cozy seating area. - 38
  • Slide: The Image of Cozy interior of 1977 Irwin 37 Mark III sailboat with wooden accents and seating. - 39The Image of Cozy interior of 1977 Irwin 37 Mark III sailboat with wooden accents and seating. - 39
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat, featuring cozy seating and wooden accents. - 40The Image of Interior of 1977 Irwin 37 Mark III sailboat, featuring cozy seating and wooden accents. - 40
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with cozy seating and wooden cabinetry. - 41The Image of Interior of 1977 Irwin 37 Mark III sailboat with cozy seating and wooden cabinetry. - 41
  • Slide: The Image of 1977 Irwin 37 Mark III yacht bathroom with sink, toilet, and wooden cabinets. - 42The Image of 1977 Irwin 37 Mark III yacht bathroom with sink, toilet, and wooden cabinets. - 42
  • Slide: The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with starfish pillows. - 43The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with starfish pillows. - 43
  • Slide: The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with bed and storage. - 44The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with bed and storage. - 44
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with cushioned seating and wooden accents. - 45The Image of Interior of 1977 Irwin 37 Mark III sailboat with cushioned seating and wooden accents. - 45
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with wood paneling and cozy seating. - 46The Image of Interior of 1977 Irwin 37 Mark III sailboat with wood paneling and cozy seating. - 46
  • Slide: The Image of 1977 Irwin 37 Mark III interior with wooden paneling and cushioned seating. - 47The Image of 1977 Irwin 37 Mark III interior with wooden paneling and cushioned seating. - 47
  • Slide: The Image of Interior of 1977 Irwin 37 Mark III sailboat with cushioned seating and wooden accents. - 48The Image of Interior of 1977 Irwin 37 Mark III sailboat with cushioned seating and wooden accents. - 48
  • Slide: The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with wooden accents and soft lighting. - 49The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with wooden accents and soft lighting. - 49
  • Slide: The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with bed and wooden cabinetry. - 50The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with bed and wooden cabinetry. - 50
  • Slide: The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with double bed and wooden accents. - 51The Image of Cozy cabin interior of 1977 Irwin 37 Mark III sailboat with double bed and wooden accents. - 51
  • Slide: The Image of 1977 Irwin 37 Mark III interior with wooden cabinetry and storage drawers. - 52The Image of 1977 Irwin 37 Mark III interior with wooden cabinetry and storage drawers. - 52
  • Slide: The Image of 1977 Irwin 37 Mark III interior with wooden cabinetry and storage compartments. - 53The Image of 1977 Irwin 37 Mark III interior with wooden cabinetry and storage compartments. - 53
  • Slide: The Image of 1977 Irwin 37 Mark III yacht bathroom with sink, toilet, mirror, and wooden cabinets. - 54The Image of 1977 Irwin 37 Mark III yacht bathroom with sink, toilet, mirror, and wooden cabinets. - 54
  • Slide: The Image of 1977 Irwin 37 Mark III sailboat docked in a marina, featuring blue sail cover. - 55The Image of 1977 Irwin 37 Mark III sailboat docked in a marina, featuring blue sail cover. - 55
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1977 Irwin 37 Mark IIISold

$26,900

Used
We will let you know when another 1977 Irwin 37 Mark III is available in Grosse Ile, MI

Boat in Grosse Ile, MI 48138 US

builtBuilt in 1977
Year the boat was built
model

37 Mark III

Boat model
engine

1 Engine (Perkins)

Engine type and count
length

37 feet

Overall boat length
fuel

Diesel

Fuel type
material

Fiberglass/Reinforced

Hull material

(CURRENT OWNER OF 41-YEARS) FRESHWATER USE ONLY 1977 IRWIN 37 MK III -- PLEASE SEE FULL SPECS FOR COMPLETE LISTING DETAILS. 2024 MARINE SURVEY ON FILE!

Freshwater / Great Lakes boat since new this vessel features a Single Perking 4-108 40 HP Diesel Inboard Engine with approx 3000 original hours (Note: extensive maintenance records on transmission + engine). Notable features include but are not limited to the following: 2 Staterooms with Sleeping Accommodations for Four, 2 Heads w/ Manual Flush Toilets, Cabin A/C + Reverse Cycle Heat, 110v Refrigerator, Microwave, Vinyl Woven Flooring (2024), Raymarine E-11 Autopilot, Cockpit Cushions, Roller Furling 150% Genoa,

Broker Notes: This vessel has been kept under proper care under her current owner for the last 41-years. Tastefully updated, this vessel is ready for cruising!

Nominal Length
37ft
Length Overall
37ft
Beam
11.5ft
Max Draft
4ft
Displacement
20000lb
Ballast
7800lb
Cabins
2
Heads
2
Fresh Water Tanks
180gal
Fuel Tanks
85gal
Holding Tanks
20gal
Hull Material
fiberglass
Engine 1
Engine Make
Perkins
Engine Model
4-108
Total Power
40hp
Engine Hours
3006
Engine Type
inboard
Fuel Type
diesel
Engine Year
1977
Drive Type
direct
Propeller Type
3-blade
Propeller Material
bronze
Cockpit Cushions
✓
Cockpit Table
✓
Electric Bilge Pump
✓
Microwave Oven
✓
Air Conditioning
✓
Heating
✓
Hot Water
✓
Refrigerator
✓
Battery Charger
✓
Depthsounder
✓
Radio
✓
Compass
✓
Cd Player
✓
Bimini Top
✓
Shore Power Inlet
✓
Steering Wheel
✓
Battened Mainsail
✓
Furling Genoa
✓
Accommodations

Forward Stateroom w/Privacy-Door, V-Berth w/Sleeping Accommodations for Two, Drawer Storage, Hanging Locker Storage

Aft Stateroom w/ Privacy Door w/ Sleeping Accommodations for Two, Drawer Storage, Hanging Locker Storage

Settee to  Port and Starboard

Dinette to Starboard

x2 Head w/Vanity/Sink/Shower 

Galley

Sink

Pressure Water System

Hot Water Heater

110v Refrigerator

8 Cu-Ft Ice Box

LG Microwave

Mr. Coffee Port

Electrical

(2) Batteries

Battery Switch

Battery Charger

(1) 30-AMP Dockside Shorepower Plug w/Cord

12V Accessory Plug-In

Deck

Bow Pulpit

(5) Deck Hatches

Anchor Locker

Teak Tow Rail

Transom Storage

Bimini Canvas

Electronics/Navigation

Standard Horizon GP5


Raymarine EV 1 Autopilot


Ritchie 4" Compass

Additional Information

2024 MARINE SURVEY ON FILE AND AVAILABLE FOR REVIEW UPON REQUEST

CURRENT OWNER OF 41-YEARS

FRESHWATER / GREAT LAKES BOAT SINCE NEW!

Sails & Sail Handling:

Dacron Main

Dacron 150% Roller Furling Genoa

(2) Cockpit Mounted Winches

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
8/29/25Initial price$26,900

1977 Irwin 37 Mark III Video Tours

Overview from around the web 1977 Irwin 37 Mark III

Customers appreciate the 1977 Irwin 37 Mark III for its spacious and comfortable interior, making it ideal for extended cruising

Many highlight its solid construction and reliable performance under sail, noting that it handles well in a variety of conditions. Owners often mention the ample storage and well-designed layout that enhances liveaboard comfort. Additionally, the classic styling combined with practical features makes the Irwin 37 Mark III a popular choice among sailing enthusiasts seeking a dependable and enjoyable cruiser from the late 1970s.

The Biggest Pros and Cons

The 1977 Irwin 37 Mark III is a classic cruising sailboat known for its spacious interior and solid construction. Here are some pros and cons to consider:

Pros

Spacious Interior: The Mark III offers a roomy cabin layout with comfortable accommodations for extended cruising.

Solid Build: Known for sturdy construction, the Irwin 37 Mark III handles coastal and offshore conditions reliably.

Good Storage: Ample storage space below deck makes it practical for long voyages.

Stable Sailing: The boat’s design provides good stability and ease of handling, suitable for both novice and experienced sailors.

Traditional Aesthetic: Classic lines and teak trim appeal to those who appreciate vintage sailboat styling.

Cons

Aging Design: Being a 1977 model, some elements may feel dated compared to modern sailboats, including hardware and systems.

Weight: The boat is relatively heavy, which can affect speed and maneuverability in light winds.

Maintenance: Older boats require ongoing upkeep, and replacement parts may be harder to find.

Performance: While stable, the Irwin 37 Mark III is not known for racing performance and may lag behind newer designs in speed.

Tank Capacities: Fuel and water tank sizes may be limited for longer passages without frequent resupply.

Made For

The 1977 Irwin 37 Mark III is ideal for sailors and cruising enthusiasts looking for a spacious, comfortable, and reliable sailboat. Designed with both performance and livability in mind, it suits those interested in extended coastal cruising or liveaboard lifestyles. Its robust construction and ample onboard amenities make it a great choice for families, couples, or solo sailors seeking adventure on the water with a vessel that balances sailing capability and comfort.

Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1977 Irwin 37 Mark III. 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 Center Cockpit cost in today's market, or how much does a Irwin 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
$305.31/mo
$
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Loan amount$ 26,900
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Finance your dream boat!

Use our boat payment calculator to estimate monthly payments for 1977 Irwin 37 Mark III. 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 Center Cockpit cost in today's market, or how much does a Irwin 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
$305.31/mo
$
$
Loan amount$ 26,900
OR
%

Contact Temptation Yacht Sales Inc

42000 Sea Ray Blvd, Harrison Township, MI, 48045

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Harrison Township, MI 48045

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Contact Temptation Yacht Sales Inc about 1977 Irwin 37 Mark III

42000 Sea Ray Blvd, Harrison Township, MI, 48045

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from Temptation Yacht Sales Inc 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 Temptation Yacht Sales Inc

42000 Sea Ray Blvd, Harrison Township, MI, 48045

By checking this box, I consent to receive recurring marketing text messages, phone calls, and emails from Temptation Yacht Sales Inc 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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