Designed by Canadian naval architect C.C. Brewer and built by Spencer Boats of Vancouver, British Columbia, the Spencer 35 Mk I represents a capable and well-regarded offshore cruising sailboat that earned a loyal following along the Pacific Coast of North America. Spencer Boats developed a strong reputation throughout the 1960s and 1970s for producing rugged, seaworthy fiberglass vessels that could handle the challenging conditions of Pacific Northwest waters and beyond. The Mk I designation points to an earlier iteration of the design, reflecting the evolutionary approach Spencer took in refining their hulls over successive versions. Generally speaking, these boats were built with offshore capability in mind, offering a solid, sea-kindly hull that inspires confidence in open water passages while remaining manageable for coastal cruising. The emphasis was firmly on durability and practicality rather than racing performance, making the Spencer 35 a practical choice for bluewater-minded sailors. For anyone considering a used example today, the Spencer 35 Mk I offers an honest, go-anywhere cruiser with a proven heritage and a dedicated community of owners who continue to maintain and sail these boats with enthusiasm.
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- Based on asking prices — not actual sale prices, which are typically lower.
- Condition, year, location, and included equipment are not factored in.
- Outliers are automatically excluded using statistical filtering.
- See our full analysis: What Thousands of Sailboat Listings Tell Us About Used Boat Prices.
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How much does a Spencer 35 Mk I weigh?
The Spencer 35 Mk I has a displacement of 12,000.00 lb and a length overall (LOA) of 35.00 ft.
How much does a used Spencer 35 Mk I cost?
Based on 2 recent market listings, used Spencer 35 Mk I sailboats typically sell for between $25,000 and $27,000, with a median asking price of $26,000. Price varies significantly based on year, condition, location, and included equipment.
Who designed the Spencer 35 Mk I?
The Spencer 35 Mk I was designed by John Brandlmayr, first built in 1960.