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Sailboat Specifications

Seidelmann 245

Fractional Sloop · Keel/Cbrd.

Designed by Bob Seidelmann · Built by Seidelmann Yachts · First built 1981

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LOA 24.18 ft  ·  Beam 8.00 ft  ·  Displacement 3,000.00 lb  ·  Sail Area 267.00 ft²  ·  Fractional Sloop  ·  Keel/Cbrd.
About the Seidelmann 245 Sailboat

A compact and capable daysailer from the drawing board of Bob Seidelmann, the 245 represents the kind of accessible, fun-focused sailing that made Seidelmann Boat Works a respected name among American sailors during the latter decades of the twentieth century. Designed with approachability in mind, this boat appeals to newer sailors looking to build confidence on the water as well as experienced hands seeking a low-maintenance weekend vessel. The 245 is best suited to protected coastal waters, bays, and inland lakes, where its modest size becomes an advantage rather than a limitation. Like other boats from the Seidelmann line, it likely reflects the builder's emphasis on solid construction and user-friendly handling characteristics, making it forgiving in a variety of conditions. For those researching a first boat or a simple, enjoyable daysailer, the 245 offers the heritage of a builder with a genuine reputation for quality. While detailed specification data is limited, its enduring presence in the used boat market speaks to the durability and lasting appeal that Seidelmann consistently delivered across its range.

Dimensions & Specifications
LOA (Length Overall) 24.18 ft / 7.37 m
LWL (Waterline Length) 20.50 ft / 6.25 m
Beam 8.00 ft / 2.44 m
Max Draft 4.42 ft / 1.35 m
Min Draft 1.92 ft / 0.59 m
Displacement 3,000.00 lb / 1,361 kg
Ballast 1,300.00 lb / 590 kg
Sail Area (Reported) 267.00 ft² / 24.81 m²
Design & Construction
Hull Type Keel/Cbrd.
Rigging Type Fractional Sloop
Construction FG
Designer Bob Seidelmann
Builder Seidelmann Yachts
First Built 1981
Last Built 1984
Related Sailboats Seidelmann 24 · Martin 242 · Captiva 240 · Hunter 240 · Shark 24
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Frequently Asked Questions

What is the Seidelmann 245's sail area to displacement ratio?

The Seidelmann 245 has a Sail Area to Displacement ratio (SA/D) of 20.59. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Seidelmann 245's comfort ratio?

The Seidelmann 245 has a Ted Brewer Comfort Ratio of 13.45. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Seidelmann 245 safe for offshore sailing?

The Seidelmann 245 has a Capsize Screening Formula value of 2.22. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Seidelmann 245?

The theoretical hull speed of the Seidelmann 245 is 6.07 knots, calculated from its waterline length.

How much does a Seidelmann 245 weigh?

The Seidelmann 245 has a displacement of 3,000.00 lb and a length overall (LOA) of 24.18 ft.

Who designed the Seidelmann 245?

The Seidelmann 245 was designed by Bob Seidelmann, first built in 1981.