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Sailboat Specifications

Blue Jay

Fractional Sloop · Centerboard Dinghy

Designed by Drake Sparkman/Sparkman & Stephens · Built by Allen Boat Co. (Usa) · First built 1947

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LOA 13.50 ft  ·  Beam 5.17 ft  ·  Displacement 275.00 lb  ·  Sail Area 90  ·  Fractional Sloop  ·  Centerboard Dinghy
About the Blue Jay Sailboat

Small boat sailing enthusiasts have long recognized the Blue Jay as a quintessential trainer and recreational daysailer. Originally designed in the 1940s by Sparkman & Stephens, this compact sloop quickly established itself as an ideal platform for learning fundamental sailing skills while providing enough performance to keep experienced sailors engaged. Built with a simple yet effective design philosophy, the Blue Jay features a stable hull form that inspires confidence in novice sailors without sacrificing the responsiveness that makes sailing enjoyable. The boat's forgiving nature and predictable handling characteristics have made it a popular choice for sailing schools, yacht clubs, and families seeking an accessible entry point into the sport. The class has maintained remarkable consistency over the decades, with strict one-design rules ensuring competitive racing remains close and skill-dependent rather than equipment-driven. This standardization has fostered active racing fleets across North America, where weekend regattas regularly feature spirited competition among sailors of all ages. For coastal day sailing and small boat racing, the Blue Jay strikes an appealing balance between simplicity and performance, making it well-suited for protected waters and moderate conditions where its nimble handling truly shines.

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Market Price Estimate Beta
Small sample size. This estimate is based on fewer than 5 listings and may not be representative of the true market. Use with caution.
$1,000 – $1,000
typical asking price
Median $1,000  ·  1 listing used
All listings
$1,000 – $1,000 1
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Dimensions & Specifications
LOA (Length Overall) 13.50 ft / 4.11 m
LWL (Waterline Length) 11.25 ft / 3.43 m
Beam 5.17 ft / 1.58 m
Max Draft 3.67 ft / 1.12 m
Min Draft 0.5
Displacement 275.00 lb / 125 kg
Sail Area (Reported) 90
Design & Construction
Hull Type Centerboard Dinghy
Rigging Type Fractional Sloop
Construction Plywood or FG
Designer Drake Sparkman/Sparkman & Stephens
Builder Allen Boat Co. (USA)
First Built 1947
Number Built 7200
Related Sailboats 420 · Enterprise Int · International Fj · Vaurien · Lark 13
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Frequently Asked Questions

What is the Blue Jay's sail area to displacement ratio?

The Blue Jay has a Sail Area to Displacement ratio (SA/D) of 34.08. Values between 14–18 are typical cruising sailboats; 18–22 is cruiser/racer; over 22 is performance racing.

What is the Blue Jay's comfort ratio?

The Blue Jay has a Ted Brewer Comfort Ratio of 3.99. A ratio over 30 indicates good offshore comfort; over 40 is very comfortable offshore.

Is the Blue Jay safe for offshore sailing?

The Blue Jay has a Capsize Screening Formula value of 3.18. Values under 2.0 are considered acceptable for offshore sailing; under 1.8 is ideal.

What is the hull speed of the Blue Jay?

The theoretical hull speed of the Blue Jay is 4.49 knots, calculated from its waterline length.

How much does a Blue Jay weigh?

The Blue Jay has a displacement of 275.00 lb and a length overall (LOA) of 13.50 ft.

How much does a used Blue Jay cost?

Based on 1 recent market listings, used Blue Jay sailboats typically sell for between $1,000 and $1,000, with a median asking price of $1,000. Price varies significantly based on year, condition, location, and included equipment.

Who designed the Blue Jay?

The Blue Jay was designed by Drake Sparkman/Sparkman & Stephens, first built in 1947.