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Soverel 37
Designer: Soverel/Walters  ·  Builder: Soverel Marine  ·  First built: 1971
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About the Soverel 37

Designed by Mark Soverel and built during the 1970s, the Soverel 37 emerged from a period when performance-oriented offshore racing was capturing the imagination of serious sailors across North America. Soverel Marine developed a reputation for producing sleek, competitive designs, and the 37 reflected that heritage with a hull shape optimized for speed and responsive handling on the racecourse. While specific technical specifications are limited, the Soverel 37 is generally regarded as a performance-focused sloop well suited to offshore racing and spirited coastal sailing. Its design lineage suggests a boat that rewards an experienced crew with lively sailing characteristics, particularly in a breeze. Those familiar with the type often describe it as a thoroughbred — rewarding to sail when pushed, but perhaps less forgiving than a dedicated bluewater cruiser. For buyers researching this model, it represents an interesting option as a vintage racer-cruiser with genuine pedigree. Finding one in good condition may require patience, but for sailors drawn to classic American racing yacht design from this era, the Soverel 37 carries a compelling legacy worth exploring.

Core Dimensions
LOA (Length Overall) 37.00 ft / 11.28 m
LWL (Waterline Length) 31.00 ft / 9.45 m
Beam 9.33 ft / 2.84 m
Max Draft 9.50 ft / 2.90 m
Displacement 12,000.00 lb / 5,443 kg
Ballast 4,000.00 lb / 1,814 kg
Design & Construction
Hull Type Keel/Cbrd.
Rigging Type Staysail Ketch
Construction FG w/balsa cored deck
Designer Soverel/Walters
Builder Soverel Marine
First Built 1971
Last Built 1978
Related Sailboats ["Valiant 37" · "Endeavour 37" · "Irwin 37 1" · "Gulfstar 37" · "Esprit 37"]
Owner Reviews

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Known Issues & What to Watch For

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Performance Ratios
PHRF Rating PHRF (Performance Handicap Racing Fleet) is a national racing handicap measured in seconds per nautical mile. Lower values indicate faster boats. Ratings are sourced from US Sailing's national database (median across 60+ regional fleets).
Under 0 — Ultralight racer0–90 — Performance racer90–150 — Cruiser/racer150–210 — Typical cruiserOver 210 — Heavy/slow cruiser
 168
Ballast/Displacement Ballast to Displacement ratio shows what percentage of the boat's total weight is ballast. Higher values generally mean better initial stability and stiffer sail carrying.
30–35% — Typical cruiser35–45% — Stiff performance boatOver 45% — Racing oriented
 33.33
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
 179.82
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. 6.2 pounds/inch
Rig Dimensions
I (Foretriangle Height) 3.50 ft / 1.07 m
J (Foretriangle Base) 15.00 ft / 4.57 m
P (Mainsail Luff) 612.00 ft² / 56.86 m²
E (Mainsail Foot) Volvo
Engine & Accommodations
Fuel Capacity 20 gals / 76 L
Water Capacity 65 gals / 246 L
How It Compares

vs. Endeavour 37, Gulfstar 37, Irwin 37 1

This boat Similar boats
Dimensions
LOA
Soverel 37 ★
37.0 ft
Endeavour 37
37.0 ft
Gulfstar 37
37.0 ft
Irwin 37 1
37.0 ft
LWL
Soverel 37 ★
31.0 ft
Endeavour 37
30.0 ft
Gulfstar 37
32.0 ft
Irwin 37 1
30.0 ft
Beam
Soverel 37 ★
9.3 ft
Endeavour 37
11.6 ft
Gulfstar 37
11.8 ft
Irwin 37 1
11.5 ft
Displacement
Soverel 37 ★
12 lbs
Endeavour 37
20 lbs
Gulfstar 37
19 lbs
Irwin 37 1
18 lbs
Ballast
Soverel 37 ★
4 lbs
Endeavour 37
8 lbs
Gulfstar 37
8 lbs
Irwin 37 1
6 lbs
Sail Area
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
614 sq ft
Irwin 37 1
558 sq ft
Performance
PHRF Rating (lower = faster)
Soverel 37 ★
168 s/nm
Endeavour 37
174 s/nm
Gulfstar 37
153 s/nm
Irwin 37 1
—
SA / Displacement (higher = more powerful)
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
13.6
Irwin 37 1
13.1
Ballast / Disp (higher = stiffer)
Soverel 37 ★
33.3 %
Endeavour 37
40.0 %
Gulfstar 37
—
Irwin 37 1
—
Comfort Ratio (higher = more comfortable offshore)
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
33.5
Irwin 37 1
33.5
Capsize Screening (lower = safer)
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
1.76
Irwin 37 1
1.76
Displacement / Length (lower = lighter)
Soverel 37 ★
179
Endeavour 37
330
Gulfstar 37
—
Irwin 37 1
—
Hull Speed
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
7.6 kts
Irwin 37 1
7.3 kts
Speed Number (higher = faster)
Soverel 37 ★
—
Endeavour 37
—
Gulfstar 37
1.8
Irwin 37 1
1.4
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