Montgomery 12 Sailboat Review, Specs, and Listings

Lyle Hess·1972·Montgomery Marine Products
Approximate drawing

Hover a measurement to read its value

Hull Type
Monohull · centerboard
Rig
Fractional Sloop
LOA
12.2' · 3.72 m
Disp.
145 lbs · 66 kg
First year
1972

The Montgomery 12 is an American sailing dinghy designed by Lyle Hess and first built in 1972 by Montgomery Marine Products, the California company founded by Jerry Montgomery. Conceived as both a daysailer and a onedesign racer, it became something of a cult favorite among smallboat enthusiasts. Several hundred fiberglass hulls were produced from the early 1970s into the 1980s.

Measurements

Dimensions 01

Length Overall
12.2 ft
Length on deck
—
Waterline Length
10 ft
Beam
4.83 ft
Draft
3 ft
Maximum Headroom
—
Air Draft
—

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Centerboard
Rudder
1× —
Ballast
—
Displacement
145 lbs
Water Capacity
—
Fuel Capacity
—

Rig & sails 03

Rigging Type
Fractional Sloop
Mainsail luff
—
Mainsail foot
—
Foretriangle height
—
Foretriangle base
—
Forestay Length (estimated)
—
Sail Area
91 sqft

Calculations 04

Sail Area to Displacement Ratio
52.75
Ballast to Displacement Ratio
—
Displacement to Length Ratio
64.73
Comfort Ratio
2.58
Capsize Screening Ratio
3.68
Hull Speed
4.24 kn

Design and Construction

The Montgomery 12 is a compact monohull, measuring 12 feet 2 inches overall, with a 10-foot waterline and a beam of 4 feet 10 inches. It displaces only 145 pounds.

Its centerboard dinghy hull is designed for shallow draft and easy trailering and launching. Draft is just 0.8 feet with the board up and 3 feet with it down. Solid fiberglass construction and built-in flotation make the class unsinkable, a reassuring quality in such a small, light boat.

Lyle Hess’s hand is evident in a design that looks like a proper little yacht rather than a toy. Its classic lines have long drawn admiration.

Rig and Handling

The boat carries a fractional sloop rig that provides responsive, forgiving handling, well suited to both casual daysailing and one-design competition. The mainsail measures just under 60 square feet, while the 113-percent jib is about 26 square feet. It’s a modest but effective sail plan for a 145-pound hull.

Test sailors and owners have praised the Montgomery 12 for its nimble performance and stability in chop. Those qualities can make it feel larger than its length suggests and encourage confident sailing in breezy, unsettled water.

Cockpit and Accommodations

There’s no cabin to speak of. Instead, the Montgomery 12 has a simple, open cockpit laid out for day use and racing.

The lack of interior volume is intrinsic to this type of boat. The open layout keeps weight low and the center of gravity manageable, while giving the crew an uncluttered place to sail and stow their gear. In a daysailer and one-design racer, that simplicity is a virtue rather than a compromise.

The Verdict

The Montgomery 12 succeeds as a light, trailable, Hess-designed dinghy that punches above its size in handling and seaworthiness in chop. Its built-in flotation and shallow-draft centerboard make it an approachable choice for sailors who want one-design racing or relaxed daysailing without the overhead of a larger keelboat.

Pros

  • Built-in flotation
  • Shallow draft and easy trailering, thanks to the centerboard hull
  • Nimble performance and stability in chop
  • Responsive, forgiving fractional sloop rig

Cons

  • No cabin or enclosed accommodations
  • Very low displacement limits carrying capacity and crew comfort

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