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Annapolis 30 Rhodes
Designer: Philip Rhodes  ·  Builder: Olsen Marine Products  ·  First built: 1958
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About the Annapolis 30 Rhodes

With limited documentation available, the Annapolis 30 represents an intriguing chapter in the legacy of Philip Rhodes, one of America's most celebrated naval architects. Rhodes built his reputation designing everything from elegant yachts to practical cruisers, and this 30-footer likely carries forward his characteristic blend of seaworthiness and aesthetic appeal. Given Rhodes' design philosophy and the boat's proportions, the Annapolis 30 appears well-suited for coastal cruising and weekend sailing adventures. Rhodes was known for creating boats with comfortable motion at sea and practical layouts below, traits that would make this design appealing to sailors seeking a capable yet manageable cruiser. The scarcity of detailed information about this model adds to its mystique among Rhodes enthusiasts. What remains consistent with other Rhodes designs is the emphasis on traditional lines and solid construction principles that made his boats enduring favorites among discerning sailors. For prospective buyers, the Annapolis 30 represents an opportunity to own a piece of classic American yacht design. While documentation may be limited, the Rhodes pedigree suggests a boat built with attention to both form and function, ideal for those who appreciate timeless sailing yacht aesthetics.

Core Dimensions
LOA (Length Overall) 30.21 ft / 9.21 m
LWL (Waterline Length) 22.29 ft / 6.79 m
Beam 8.42 ft / 2.57 m
Max Draft 4.50 ft / 1.37 m
Displacement 8,500.00 lb / 3,856 kg
Sail Area (Reported) 400.00 ft² / 37.16 m²
Design & Construction
Hull Type Long Keel
Rigging Type Masthead Sloop
Construction FG
Designer Philip Rhodes
Builder Olsen Marine Products
First Built 1958
Owner Reviews

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Performance Ratios
SA/Displacement Sail Area to Displacement ratio measures how much sail power a boat has relative to its weight. Higher values mean more performance and speed.
Under 14 — Heavy cruiser, slow14–18 — Cruising sailboat18–22 — Cruiser/racerOver 22 — Performance racer
 15.42
Comfort Ratio Ted Brewer's Comfort Ratio predicts how comfortable a boat will feel in offshore conditions. Higher values mean a steadier, more comfortable motion in a seaway.
Under 20 — Uncomfortably rough20–30 — Acceptable coastal30–40 — Good offshore comfortOver 40 — Very comfortable offshore
 31.17
Capsize Screening Formula The USHS Capsize Screening Formula estimates offshore capsize risk. Lower is safer — values under 2.0 are considered acceptable for offshore sailing.
Under 2.0 — Safe for offshore2.0–2.2 — Borderline offshoreOver 2.2 — Coastal use recommended
 1.65
Hull Speed Hull Speed is the theoretical maximum speed of a displacement hull, calculated from waterline length. Most cruising sailboats reach this speed in moderate conditions. 6.33
S# (Speed Number) The Speed Number (S#) is a quick performance index. Higher values indicate a faster, more powerful design relative to its size.
Under 3.0 — Slow cruiser3.0–5.0 — Average cruiser5.0–7.0 — Performance cruiserOver 7.0 — Racer
 1.3
Pounds/Inch Immersion Pounds per Inch Immersion (PPI) tells you how much weight is needed to sink the boat one inch. Useful for calculating how additional gear and stores affect waterline. 670.61
Rig Dimensions
I (Foretriangle Height) 34.5
J (Foretriangle Base) 10.0
P (Mainsail Luff) 31.0
E (Mainsail Foot) 13.5
SA Fore 172.5
SA Main 209.25
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