MacGregor 25 MH Information, Review, Specs

Make
MacGregor
Model
25 MH
Builder
Macgregor Yacht Corp.
Designer
Roger Macgregor
Number Built
Production Year(s)
1980 - ??

The MacGregor 25 MH (Masthead Rig) represents a cornerstone in the evolution of the American trailerable cruiser. Produced by MacGregor Yacht Corp between 1973 and 1987, this variant of the prolific MacGregor 25 design was engineered to provide a more traditional sail plan compared to the standard fractional rig. With a production run of approximately 7,000 units across all 25-foot variants, the model’s success was so significant that it was inducted into the American Sailboat Hall of Fame in 2000, a distinction reserved for vessels that have had a profound impact on the sailing industry. The "MH" designation specifically identifies the masthead configuration where the forestay attaches to the top of the mast, allowing for a larger headsail area and distinct handling characteristics from its fractional-rigged siblings.

Sailing Performance & Handling

The MacGregor 25 MH is characterized by its light displacement and retractable swing keel, a combination that prioritizes ease of transport and shallow-water exploration. With a displacement of approximately 2,100 pounds and a 625-pound cast-iron swing keel, the boat is inherently tender in high winds but recovers predictably. The masthead rig on the MH variant offers a larger foretriangle than the standard fractional model, which provides a notable advantage in light air when paired with a 150% genoa.

Handling is responsive, though the boat requires early reefing; most owners find that the vessel performs best when kept relatively upright to prevent the rounded bilge from losing its grip on the water. The swing keel, while excellent for gunkholing, can produce a noticeable "clunk" if the pivot bolt or trunk is worn, a common feedback point in technical reviews. When the keel is fully deployed to its 5' 8" draft, the boat tracks reasonably well for a light cruiser, though it lacks the stiffness of a dedicated keelboat. Because the MH rig carries its center of effort differently than the fractional rig, it often displays a more balanced helm in moderate breezes, reducing the weather helm that can plague over-canvased small cruisers.

Interior Comfort & Variations

For a 25-foot vessel designed for trailering, the MacGregor 25 MH offers a surprisingly functional interior, largely thanks to the iconic "pop-top" feature. This fiberglass deck section can be raised while at anchor, providing over six feet of headroom in the main cabin—a luxury rarely found in boats of this era and size. The layout typically features a V-berth forward, a compact head compartment (usually a portable marine toilet), and a dinette that converts into a double berth, allowing the boat to theoretically sleep five adults, though four is a more practical limit for cruising.

The interior finish is utilitarian, utilizing a full fiberglass liner that is easy to clean but can feel Spartan compared to teak-heavy traditional cruisers. The MH model shares its hull and interior mold with several siblings, most notably the Venture 25 (the early branding of the model) and the standard fractional-rigged MacGregor 25. While the MH variant was marketed toward those seeking more power from the headsail, the interior remains consistent across the range, focusing on maximize-volume-per-pound. The use of foam flotation—a safety hallmark of Roger MacGregor's designs—occupies some storage space but provides the "unsinkable" peace of mind that helped market the boat to young families.

The MacGregor 25’s primary claim to fame is its 2000 induction into the American Sailboat Hall of Fame, which recognized the design for making sailing accessible to the middle class. While the MH variant specifically is often discussed in technical niches of the "trailer sailor" community, the model's broader footprint is cemented by its sheer numbers. It is frequently cited in cruising literature as the quintessential entry-level coastal cruiser.

Known Issues & Buyer’s Checklist

Prospective buyers of a MacGregor 25 MH should focus their inspection on the structural integrity of the swing keel and the deck. The following areas are high-signal points for evaluation:

  • Keel Pivot Bolt and Cable: The 625-pound iron keel is suspended by a stainless steel cable and held by a pivot bolt. These are wear items; if the bolt hole has "egged out" over decades of use, the keel may shimmy or vibrate. The cable and winch should be replaced if any fraying is present.
  • Deck Compression: The mast step on the MH model carries significant tension. Over time, the core material under the mast step can compress, leading to a "dish" in the deck or difficulty maintaining rig tension.
  • Keel Trunk Leaks: The trunk that houses the swing keel is a common source of leaks, particularly around the pivot bolt. Inspect the interior fiberglass around the trunk for signs of weeping or structural cracking.
  • Chainplates: Given the age of these vessels, the chainplates (where the shrouds attach to the hull) should be checked for water intrusion into the deck core, which can lead to delamination.

Community & Resources

The MacGregor 25 MH benefits from one of the most robust owner networks in the marine world. The MacGregor Owners Association provides a deep repository of technical manuals and modification guides. Because Roger MacGregor’s company produced nearly 40,000 boats across various models, parts for the 25 MH, such as pop-top seals and keel winches, are still relatively easy to source through specialty retailers.

The Verdict

The MacGregor 25 MH remains a premier choice for sailors who prioritize mobility and shallow-draft versatility over heavy-weather performance. While it lacks the refinement of a high-end yacht, its historical significance and clever use of space make it a landmark of 20th-century naval architecture.

Pros

  • Trailerability: Easily towed by a standard SUV, allowing for diverse cruising grounds.
  • Headroom: The pop-top provides standing room that is unmatched in the 25-foot class.
  • Safety: Built-in foam flotation provides a level of security for coastal passages.
  • Ease of Ownership: A simple rig and fiberglass liner make maintenance straightforward for DIY owners.

Cons

  • Tenderness: The light ballast ratio means the boat heals quickly, which may unsettle novice crews.
  • Hardware Quality: Original factory deck hardware was often undersized and may require upgrading for serious use.
  • Keel Maintenance: The swing-keel mechanism requires more regular inspection and maintenance than a fixed-keel counterpart.

Measurements

Construction & Hull

Construction Material
Fiberglass
Hull Type
Monohull Sailboat
Keel Type
Centerboard
Rudder
1x —
Ballast
625 lbs
Displacement
2100 lbs
Water Capacity
-
Fuel Capacity
-

Dimensions

Length Overall (LOA)
25 ft
Waterline Length (LWL)
23 ft
Beam
7.92 ft
Draft
5 ft
Max Headroom
-
Air Draft
-
Hover over a measurement
IJPE FS LOALWL

Rig & Sails

Rig Type
Masthead Sloop
P (Main Luff)
24.5 ft
E (Main Foot)
10.5 ft
I (Foretriangle Height)
28.3 ft
J (Foretriangle Base)
9.75 ft
Forestay Length (est)
29.93 ft
Sail Area
267 sqft

Calculations

Sail Area / Displacement (SA/D) Ratio
26.05
Ballast / Displacement Ratio
29.76
Displacement / Length Ratio (D/L) Ratio
77.05
Comfort Ratio
8.73
Capsize Screening Formula
2.47
Hull Speed
6.43 kn