Irwin 52 Sailboat Review, Specs, and Listings

Ted Irwin·1976 – 1985·~250 hulls·Irwin Yachts
Irwin 52 drawingBuilder drawing
Hull Type
Monohull · fin
Rig
Ketch
LOA
52' · 15.85 m
Disp.
55,000 lbs · 24,948 kg
First year
1976

The Irwin 52 arrived in 1976 as Ted Irwin's bold answer to the question of what a large cruising yacht could be, and more than 250 hulls were launched before production ended in 1985, making it arguably the most popular big boat over 50 feet ever built anchor. It was a trendsetting decksaloon cruiser before decksaloon cruisers existed as a class, and its influence shows in the centercockpit layouts that followed.

Measurements

Dimensions 01

Length Overall
52 ft
Length on deck
Waterline Length
44 ft
Beam
15.33 ft
Draft
7 ft
Maximum Headroom
Air Draft
67 ft

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Fin
Rudder
1× Skeg-Hung
Ballast
16,100 lbs (Lead)
Displacement
55,000 lbs
Water Capacity
500 gal
Fuel Capacity

Rig & sails 03

Rigging Type
Ketch
Mainsail luff
53.5 ft
Mainsail foot
20 ft
Foretriangle height
59.33 ft
Foretriangle base
22.21 ft
Forestay Length (estimated)
63.35 ft
Sail Area
1,370 sqft

Calculations 04

Sail Area to Displacement Ratio
15.15
Ballast to Displacement Ratio
29.27
Displacement to Length Ratio
288.24
Comfort Ratio
48.32
Capsize Screening Ratio
1.61
Hull Speed
8.89 kn

Design and Construction

Early Irwin 52s were built with solid glass hulls, while the Series II introduced in 1982 adopted Klegecell coring from the waterline up, with all models carrying plywood-cored decks anchor. Irwin addressed the rot risk in those plywood decks by saturating four-inch squares with resin. The hull-to-deck box joint is a defining visual feature, incorporating the wide bulwark and a handsome teak caprail. Early hulls used three massive interior pans tabbed to the hull, which restricted interior options and limited access to the hull itself; the Series II moved to all-wood interior construction with bulkheads and facings glassed directly to the hull, allowing customized plans and easier retrofits. Stanchions are tall but only adequately supported, and early pulpits were screwed to the teak caprail rather than through-bolted as on later boats.

Rig and Handling

The 52 is a beamy staysail ketch with more than 1,350 square feet of working sail area, and the staysail configuration between mainmast and headstay permits versatile combinations useful offshore anchor. Under full canvas she moves smartly in light to moderate airs and comes alive in the trades, though she is not particularly close winded. The versatile sailplan keeps her balanced and adapts well to autopilots, with the mizzen available to trim the helm. Under power she handles extremely well, and with a feathering prop she backs true. Her underbody carries a cutaway long keel with a partially balanced rudder, and most boats were centerboards drawing just 5 feet 6 inches with the board up. The 44-foot waterline lets her reach steadily at 8 knots.

Accommodations

These beamy cruisers made no apology for motoryacht-like interior accommodations, with a spacious cockpit and wide side decks anchor. The center-cockpit design was transformed by a large, comfortable space not merely squeezed above the engine room, and one can sleep comfortably on either side. Pre-1982 models share a drop-down galley to starboard, a large nav station to port, and a palatial saloon; the aft cabin holds an athwartship double with private head and shower, while forward lies a large V-berth, a quarter cabin with upper and under berths, and a second large head. Series II boats often kept the basic plan but substituted island berths in both fore and aft cabins. Large side and forward-facing cabintrunk ports flood the interior with light, and decadent features included a stand-up fridge and freezer, breakfast bar with stools, air conditioning, and a generator.

Known Issues

A problem common to most 52s was the iron maststep set low in the bilge, which corroded over the years anchor. Buyers should also be wary of delaminated floors around the mast, since those were glassed-over wood. Other potential problems include leaking chainplates, spars needing repaint, and spider cracks with deck delamination. Built during the blister period, most boats will show a blister repair in their past. On early models the deck hardware was a bit undersized for a 44,000-pound boat. Extensive 12- and 110-volt systems will need updating if original, and pre-1982 wiring access is poor.

Refits and Ownership

The Series II introduced in 1982 was substantially upgraded and easier to retrofit than the early pan-built boats anchor. Most 52s carried the Perkins 4-236 85-horsepower diesel, a workhorse respected for reliability, reasonable service access, and widely available parts despite long discontinuation. The engine sits beneath the saloon cabin sole with terrific access, which also simplifies repowering. The 54 that replaced the 52 in 1988 is essentially the same boat and is easy to confuse with it.

The Verdict

The Irwin 52 represents a unique blend of living space and underway performance, a stout and stable offshore cruiser that prioritized comfort and steady progress over racing pace. Its deck-saloon vision and center-cockpit transformation set a template others followed, and the Series II's construction improvements make later hulls the more sensible used purchase.

Pros

  • Trend-setting deck-saloon layout with motoryacht-like volume and light
  • More than 250 built; readily available on the used market
  • Series II brought cored topsides and customizable wood interiors
  • Perkins 4-236 diesel with strong parts support and excellent sole access
  • Staysail-ketch rig balances well and suits autopilot offshore work

Cons

  • Corroding iron maststep and potential delaminated mast floors
  • Early pan construction limits hull access and interior flexibility
  • Undersized early deck hardware for the boat's displacement
  • Original electrical systems require updating; poor pre-1982 wiring access
  • Not close winded; most will show past blister repair

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