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Twitchell 12
Designer: Ron Holder  ·  Builder: W. D. Schock Corp.(Usa)  ·  First built: 1991
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About the Twitchell 12

Relatively little documentation survives about the Twitchell 12, making it something of an obscure entry in the broader landscape of small sailboat design. What the name suggests is a compact, likely daysailing or entry-level vessel, possibly originating as a regional or limited-production design intended for sheltered waters such as bays, lakes, or coastal inlets. Boats in this size class and era typically prioritize simplicity and accessibility, offering newer sailors a manageable platform to develop their skills without the complexity of larger cruising or offshore rigs. If the Twitchell 12 follows that tradition, prospective buyers might expect a straightforward, stable hull suited to relaxed weekend sailing rather than competitive racing or extended passages. For anyone researching this vessel, tracking down original builder documentation, class association records, or owner communities would be the most reliable path to understanding its true character and condition standards. Given the limited information currently available, hands-on inspection and consultation with experienced surveyors familiar with vintage or regional designs would be especially valuable before committing to a purchase.

Core Dimensions
LOA (Length Overall) 12.00 ft / 3.66 m
LWL (Waterline Length) 10.83 ft / 3.30 m
Beam 4.50 ft / 1.37 m
Max Draft 2.00 ft / 0.61 m
Displacement 165.00 lb / 75 kg
Design & Construction
Hull Type Daggerboard
Rigging Type Fractional Sloop
Construction FG
Designer Ron Holder
Builder W. D. Schock Corp.(USA)
First Built 1991
Last Built 1993
Number Built 27
Owner Reviews

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Known Issues & What to Watch For

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Performance Ratios
Displacement/Length Displacement to Length ratio measures how heavy a boat is relative to its waterline length. Lower values mean a lighter, faster boat.
Under 100 — Ultralight racer100–200 — Light cruiser/racer200–300 — Moderate cruiser300–400 — Heavy cruiserOver 400 — Very heavy
57.99
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. 1.04 pounds/inch
Rig Dimensions
I (Foretriangle Height) 0.50 ft / 0.15 m
P (Mainsail Luff) 68.00 ft² / 6.32 m²
E (Mainsail Foot) 57.99
How It Compares

vs. Byte, Captiva Escape, Splash

This boat Similar boats
Dimensions
LOA
Twitchell 12 ★
12.0 ft
Byte
12.0 ft
Captiva Escape
11.5 ft
Splash
11.8 ft
LWL
Twitchell 12 ★
10.8 ft
Byte
10.5 ft
Captiva Escape
Splash
11.8 ft
Beam
Twitchell 12 ★
4.5 ft
Byte
4.3 ft
Captiva Escape
5.0 ft
Splash
5.1 ft
Displacement
Twitchell 12 ★
165 lbs
Byte
99 lbs
Captiva Escape
195 lbs
Splash
155 lbs
Sail Area
Twitchell 12 ★
Byte
58 sq ft
Captiva Escape
67 sq ft
Splash
59 sq ft
Performance
SA / Displacement (higher = more powerful)
Twitchell 12 ★
Byte
43.4
Captiva Escape
Splash
32.7
Comfort Ratio (higher = more comfortable offshore)
Twitchell 12 ★
Byte
2.0
Captiva Escape
3.4
Splash
2.4
Capsize Screening (lower = safer)
Twitchell 12 ★
Byte
3.68
Captiva Escape
Splash
3.76
Displacement / Length (lower = lighter)
Twitchell 12 ★
57
Byte
38
Captiva Escape
93
Splash
Hull Speed
Twitchell 12 ★
Byte
4.3 kts
Captiva Escape
4.2 kts
Splash
4.6 kts
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