With limited specifications available in sailing databases, the Allmand 31 represents one of those intriguing vessels that exists somewhat in the shadows of mainstream boat documentation. This 31-foot sailboat appears to have had a relatively small production run, which often indicates either a boutique builder focused on quality over quantity or a design that served a specific niche market. Based on the length designation, this boat would typically fall into the coastal cruising category, offering enough space and stability for weekend getaways and extended coastal passages while remaining manageable for a small crew. Boats in this size range often strike an appealing balance between comfort and performance, providing adequate living space below without the complexity of larger vessels. The scarcity of readily available specifications suggests the Allmand 31 may have been produced by a smaller shipyard or during a limited production period. This can actually be advantageous for potential buyers, as such boats often feature more individualized construction and attention to detail than mass-produced alternatives. However, prospective owners should thoroughly research parts availability and service support when considering any vessel with limited documentation, ensuring long-term maintenance remains feasible.
About this estimate ▾
- 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.
No owner reviews yet — be the first to share your experience with this boat.
What is the Allmand 31's sail area to displacement ratio?
The Allmand 31 has a Sail Area to Displacement ratio (SA/D) of 14.87. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.
What is the Allmand 31's comfort ratio?
The Allmand 31 has a Ted Brewer Comfort Ratio of 23.52. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.
Is the Allmand 31 safe for offshore sailing?
The Allmand 31 has a Capsize Screening Formula value of 2.04. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.
What is the hull speed of the Allmand 31?
The theoretical hull speed of the Allmand 31 is 7.08 knots, calculated from its waterline length.
How much does a Allmand 31 weigh?
The Allmand 31 has a displacement of 11,100.00 lb and a length overall (LOA) of 30.75 ft.
How much does a used Allmand 31 cost?
Based on 2 recent market listings, used Allmand 31 sailboats typically sell for between $3,000 and $3,000, with a median asking price of $3,000. Price varies significantly based on year, condition, location, and included equipment.
Who designed the Allmand 31?
The Allmand 31 was designed by Walter Scott & T. R. Allmand, first built in 1978.