1974 Bertram 31 Flybridge Cruiser
$180,000
Boat in Harbor Springs, MI 49740 US
31 Flybridge Cruiser
2 Engines (2x MerCruiser)
30.6 feet
Gas
Fiberglass/Reinforced
1974 Bertram 31 Flybridge Cruiser
Circe
Location: Harbor Springs, MI
Circe is a classic example of one of the most respected hull designs ever built. This 1974 Bertram 31 Flybridge Cruiser is known for its legendary ride quality, offshore capability, and solid fiberglass construction, making the Bertram 31 highly sought after by experienced boaters and collectors alike.
This vessel has been continuously maintained by reputable Great Lakes service yards, with an extensive and well-documented service history spanning multiple decades, including work history prior to 2017. The records reflect consistent mechanical upkeep, cosmetic improvements, and system updates, demonstrating long-term ownership pride rather than deferred maintenance.
Highlights & Notable Maintenance
Twin gasoline inboard engines with regular oil changes, tune-ups, cooling system service, carburetor rebuilds, ignition upgrades, and charging system improvements
Topside and hull refinishing, including Awlgrip hull paint, boot stripe work, and ongoing bottom paint maintenance
Annual commissioning and winterization
Fuel system servicing, new batteries, updated wiring, and electrical troubleshooting completed as needed
Head system, freshwater system, and bilge pumps serviced or replaced
Interior upgrades including lighting improvements, sound system updates, headliner repairs, and cabinetry work
Structural and hardware repairs addressed promptly, including seating, rub rail sections, scuppers, and deck hardware
Circe has clearly benefited from proactive ownership, with issues addressed as they arose rather than postponed. While this is a classic vessel and not a modern refit, it represents a solid, honest Bertram 31 with the service history discerning buyers look for in an older yacht.
If you are searching for a proven Great Lakes Bertram with extensive documentation, timeless lines, and a reputation that needs no introduction, Circe deserves a closer look.
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 |
|---|---|---|
| 2/8/26 | Initial price | $180,000 |
1974 Bertram 31 Flybridge Cruiser Video Tours
Overview from around the web 1974 Bertram 31 Flybridge Cruiser
Customers consistently praise the 1974 Bertram 31 Flybridge Cruiser for its classic design and solid construction
Many highlight its spacious flybridge, which offers excellent visibility and a comfortable area for steering and entertaining. Owners appreciate the boat’s sturdy hull and reliable performance, making it well-suited for both coastal cruising and offshore adventures. The layout is often noted for its practical use of space, providing ample cabin comfort for extended trips. Overall, the Bertram 31 Flybridge Cruiser from 1974 is valued for its timeless style, durability, and enjoyable boating experience.
The Biggest Pros and Cons
The 1974 Bertram 31 Flybridge Cruiser is a classic sportfishing yacht known for its solid construction and timeless design. Here are some pros and cons to consider:
Pros
Sturdy Build: Crafted with a robust fiberglass hull, the Bertram 31 offers excellent durability and seaworthiness, making it reliable in various sea conditions.
Classic Styling: Its iconic lines and flybridge design provide both aesthetic appeal and functional advantages, such as enhanced visibility while cruising or fishing.
Spacious Flybridge: The elevated helm station offers great vantage points and ample space for socializing or fishing activities.
Versatile Layout: The interior typically features comfortable accommodations with a practical layout suitable for weekend cruising or extended trips.
Good Performance: Equipped with twin engines, the Bertram 31 delivers solid cruising speeds and responsive handling, ideal for sportfishing or leisurely cruising.
Cons
Age-Related Maintenance: Being a vintage vessel, the 1974 model may require ongoing maintenance and updates to electrical, plumbing, and mechanical systems.
Fuel Efficiency: Compared to modern designs, the Bertram 31’s older engines may consume more fuel, which can impact operating costs.
Limited Modern Amenities: The original design lacks some contemporary conveniences and technological advancements found on newer boats.
Weight: Its heavy fiberglass construction, while durable, can result in slower acceleration and may affect fuel economy.
Interior Space: Although practical, the cabin space is relatively compact compared to more modern cruisers in the same size range.
Made For
The 1974 Bertram 31 Flybridge Cruiser is ideal for boating enthusiasts who appreciate classic design combined with robust performance. It’s perfect for those seeking a reliable and stylish vessel for coastal cruising, fishing adventures, or weekend getaways. With its spacious flybridge and comfortable accommodations, this boat suits families, small groups, or solo sailors who value both functionality and timeless elegance on the water.
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Address
Boat Location
Contact Walstrom Marine about 1974 Bertram 31 Flybridge Cruiser
501 Bay St., Harbor Springs, MI, 49740
Contact Walstrom Marine
501 Bay St., Harbor Springs, MI, 49740





































