Marshall 22 Cat Information, Review, Specs

Marshall 22 Cat Drawing
Make
Marshall
Model
22 Cat
Builder
Marshall Marine Corp.
Designer
Breckenridge Marshall
Number Built
Production Year(s)
1965 - ??

The Marshall 22 stands as the flagship of the Marshall Marine fleet, a vessel that successfully translated the rugged, utilitarian DNA of the 19th-century Cape Cod catboat into the fiberglass era. Designed by Breck Marshall in 1965, the boat was engineered to provide a stable, shallow-draft cruising platform for the choppy waters of Buzzards Bay. Its most striking characteristic is its immense beam—10 feet 2 inches on a 22-foot hull—which creates a displacement and internal volume comparable to many 28-to-30-foot monohulls. This "big boat in a small package" philosophy has allowed the Marshall 22 to remain in continuous production for over half a century, appealing to sailors who prioritize comfort and ease of access to thin water over technical racing metrics.

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Sailing Performance & Handling

The Marshall 22 is defined by its high initial stability and powerful gaff rig. With a sail area of approximately 488 square feet and a displacement of 5,660 pounds, the boat possesses a Sail Area to Displacement (SA/D) ratio of roughly 24.6. This high ratio, a hallmark of the catboat design, ensures that the vessel is surprisingly nimble in light air, often outperforming modern sloops in under 10 knots of wind. However, the large single sail also means that the boat's handling characteristics change significantly as the breeze freshens.

A primary consideration for the Marshall 22 is managing weather helm. As documented by Marshall Marine, the boat utilizes a barn-door rudder and a heavy centerboard to maintain tracking. Because the center of effort is located in a single, massive sail, the boat requires early reefing—often as soon as the wind hits 15 knots—to remain balanced. Under sail, the boat feels exceptionally "stiff," meaning it resists heeling, providing a sense of security for families and less-experienced crew. The draft of only 2 feet with the board up allows it to navigate estuaries and tidal creeks where most keelboats cannot venture, while lowering the board to its 5-foot 2-inch maximum provides the necessary bite for upwind work.

Interior Comfort & Variations

Unlike its smaller sibling, the Sanderling, the Marshall 22 is a dedicated cruiser with an interior designed for extended stays. The massive beam allows for a cabin sole that is wide enough to feel like a room rather than a hallway. The standard "Cruiser" layout includes a V-berth forward, a functional galley area, and a fully enclosed head—a rarity on a boat of this length. The use of white bulkheads and mahogany trim is standard, maintaining the traditional New England aesthetic found across the Marshall Marine product line.

The boat was produced in two distinct rigging configurations on the same hull: the traditional Cat rig and the Sloop rig. The Sloop version utilizes a bowsprit and a slightly smaller mainsail to accommodate a jib, which moves the center of effort forward and generally reduces weather helm, making it a popular choice for those who sail in consistently high-wind regions. Regardless of the rig, the cockpit remains the boat's centerpiece; it is exceptionally deep and can comfortably seat six to eight adults, making it one of the premier day-sailing platforms in the fiberglass market.

Known Issues & Buyer’s Checklist

Prospective buyers of older Marshall 22 models should focus their inspections on the unique stresses of the gaff rig and the centerboard system.

  • Mast Step and Partners: The massive unstayed mast on the Cat rig puts immense leverage on the forward deck. Inspect the area around the mast partner for crazing or compression of the deck core, which could indicate water ingress or structural fatigue.
  • Centerboard Trunk: As with all centerboard boats, the trunk is a high-wear area. Inspect for "clunking" while underway, which may indicate worn bushings or a pivot pin that needs replacement. Ensure the pennant (the line that raises the board) is not frayed.
  • Rudder Hardware: The oversized "barn-door" rudder experiences significant torque. Check the gudgeons and pintles for play or signs of metal fatigue, and ensure the steering linkage (on wheel-steered models) is smooth and responsive.
  • Engine Access: Most Marshall 22s are powered by small inboard diesels (often Yanmar or Westerbeke). Because the engine is tucked under the cockpit sole, access for routine maintenance like impeller changes can be tight; check for evidence of deferred maintenance due to accessibility issues.

Community & Resources

The Marshall 22 benefits from one of the most dedicated owner communities in American yachting. The Catboat Association serves as the primary technical and social hub for these vessels, offering a vast archive of rigging guides and historical data. Locally, the shipyard in South Dartmouth remains the ultimate resource for parts, repairs, and original build specifications, continuing to support hulls built in the 1960s with modern components.

The Verdict

The Marshall 22 is an heirloom-quality vessel that prioritizes stability, classic aesthetics, and shallow-water utility over modern windward efficiency.

Pros

  • Massive Volume: Interior and cockpit space far exceed what is typical for a 22-foot boat.
  • Shallow Draft: The 2-foot draft (board up) opens up cruising grounds inaccessible to most sailboats.
  • Exceptional Stability: The wide beam makes for a safe, flat-sailing platform ideal for nervous passengers.
  • Resale Value: Due to their enduring popularity and limited production, they hold their value better than most fiberglass production boats.

Cons

  • Weather Helm: Requires active management and early reefing to keep the helm light in heavy air.
  • Windward Performance: Like all gaff-rigged boats, it will not point as high as a modern Bermuda-rigged sloop.
  • Physicality of Rigging: The heavy wooden mast and gaff can be a challenge to step and unstep without mechanical assistance.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Centerboard
Rudder
1x —
Ballast
850 lbs
Displacement
5660 lbs
Water Capacity
22 gal
Fuel Capacity
12 gal

Dimensions

Length Overall (LOA)
22.18 ft
Waterline Length (LWL)
21.33 ft
Beam
10.18 ft
Draft
5.18 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Cat Rig
P (Main Luff)
-
E (Main Foot)
-
I (Foretriangle Height)
-
J (Foretriangle Base)
-
Forestay Length (est)
-
Sail Area
388 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
19.54
Ballast / Displacement Ratio
15.02
Displacement / Length Ratio (D/L) Ratio
260.37
Comfort Ratio
18.43
Capsize Screening Formula
2.29
Hull Speed
6.19 kn