International Folkboat Sailboat Review, Specs, and Listings

Tord Sundén·1967·~3,000 hulls·International Marine
International Folkboat drawingBuilder drawing
Hull Type
Monohull · long
Rig
Fractional Sloop
LOA
25.75' · 7.85 m
Disp.
4,740 lbs · 2,150 kg
First year
1967

The International Folkboat is a stout, seaworthy design that too often sails under a confused identity, mistaken for the Nordic, English, or German folkboats that share its lineage anchor. In truth it is none of those. Tord Sundén, the man who during World War II had been charged with folding the best entries of a design competition into what became the 1942 Nordic Folkboat, was later commissioned in 1967 by the Swedish firm Marieholms Bruk to draw a fiberglass interpretation of that hull anchor. The result was an immediate success, and though it arrived in the shadow of its older sibling, the International Folkboat ultimately eclipsed the original in popularity anchor.

Measurements

Dimensions 01

Length Overall
25.75 ft
Length on deck
Waterline Length
19.78 ft
Beam
7.38 ft
Draft
3.97 ft
Maximum Headroom
Air Draft
37.73 ft

Construction & hull 02

Construction
Fiberglass
Hull Type
Monohull
Keel Type
Long
Rudder
1× Transom-Hung
Ballast
2,756 lbs (Iron)
Displacement
4,740 lbs
Water Capacity
Fuel Capacity

Rig & sails 03

Rigging Type
Fractional Sloop
Mainsail luff
28.71 ft
Mainsail foot
11.81 ft
Foretriangle height
23.49 ft
Foretriangle base
8.28 ft
Forestay Length (estimated)
24.91 ft
Sail Area
280 sqft

Calculations 04

Sail Area to Displacement Ratio
15.87
Ballast to Displacement Ratio
58.14
Displacement to Length Ratio
273.43
Comfort Ratio
23.69
Capsize Screening Ratio
1.76
Hull Speed
5.96 kn

Design and Construction

Where the Nordic boat was clinker-built with a murky pedigree, the International Folkboat is a solid fiberglass monocoque with a smooth hull and a cut-short reverse transom anchor. The deck is solid fiberglass and the ballast is iron, the keel carrying roughly 2,750 pounds low in a full-keel configuration with a skeg-hung rudder. That ballast represents more than half of the boat's nearly 5,000-pound displacement, a figure that explains much of her reputed steadiness. Hardware is through-bolted with backing plates, and although some of the deck fittings are marinium—an alloy common in the 1970s and a poor cousin to silicone bronze—those pieces are beefy and have held up on older hulls anchor. The thin gelcoat wears through with age, and the cabintop is dangerously smooth apart from nonskid patches at the mast base, though many older boats now wear painted decks with improved grip anchor.

Rig and Handling

The boat is a fractional-sloop rig on a deck-stepped anodized Proctor aluminum mast with 7.5-degree swept spreaders, originally fitted with mast-mounted halyards anchor. Nearly all survivors today have internal halyards routed to winches near the companionway, the mainsheet traveling on an aluminum track across the cockpit and the jib sheets leading to coaming winches through a rail-mounted genoa track. Practical Sailor found her well set for single-handed sailing, and a test sail in 8 to 10 knots confirmed easy singlehanded tacking and jibing with precise 45-degree tacking angles anchor. She held 4.8 knots to windward, 5.5 reaching, and 5.2 deep-reaching. Reviewers praised her ability to stand up to nasty weather while staying quick-footed in light air, and the high bulwarks keep the cockpit surprisingly dry in a stiff chop anchor.

Accommodations

Below, the cabin is hardly palatial. Early descriptions cite 4 feet 8 inches of headroom, while later surveys measure 55 inches; Practical Sailor once described the space as ideal for elves anchor. There are two berths forward and two in the main cabin, with a stove, a head, and storage to port and starboard. A 72-inch V-berth sits forward under an overhead hatch, and two long settees stretch aft with 35 inches of clearance, some owners bridging them into a double. The convertible galley folds an alcohol Origo two-burner stove down from a locker over the port settee, with a filler board forming a fore-and-aft counter by the small sink. The head is notoriously cramped, and many boats have converted it to a locker with a port-a-potty under the V-berth anchor. A removable table serves both cabin and cockpit.

Known Issues

The cockpit is tight for more than three adults, and the seats—14.5 inches wide, 65 inches long, with 11-inch backs—are too short and narrow for comfortable napping and offer little support anchor. The aft lockers are not self-draining, though four 1.5-inch drains and a 12-inch bridgedeck reduce flooding risk. The mainsheet traveller is a notorious shin-whacker but aids helm-side sail handling. Spreader tips should be checked for corrosion with any tape removed, and the sidedeck nonskid may be worn useless on older boats anchor. The outboard well, sized for a small British Seagull, is little help with modern four-strokes, so most owners glass it shut and hang a bracket astern anchor.

Refits and Ownership

Most owners close the original outboard well permanently and fit a stern bracket; an electric Torqueedo will still drop into the well. Hawse pipes and bow rollers were not standard but have been added by many. Creative tents over the cockpit expand living space, and painted decks usually improve footing. Adam Correa sailed one in the Single-handed Transpac, and a boat named Grateful Folk took first in a pocket-cruiser division with a 316 PHRF anchor. More than 3,400 were built in Sweden before production ended in 1984, with about 125 shipped to the United States and active fleets worldwide; Germany's Seacamper resumed building in 2018 anchor.

The Verdict

The International Folkboat is a wholesome, stiff pocket cruiser that rewards sailors who value sea-kindliness and simple systems over interior volume. She is a genuine one-design with racing heritage, easy to handle alone, and tough enough for windy bays. The compromises are clear: elfin headroom, a tight cockpit, and dated hardware quirks that most owners have already addressed.

Pros

  • Stout, seaworthy full-keel hull with heavy ballast ratio
  • Excellent single-handed rig and light-air performance
  • Strong one-design class with global fleets and continued production
  • Well-fastened hardware and monocoque construction

Cons

  • Cramped cabin headroom and narrow berths
  • Non-draining aft lockers and shin-whacking traveller
  • Outboard well obsolete for modern engines
  • Smooth cabintop and thin gelcoat wear

Similar sailboats

12 comparable designs · similar LOA, displacement & rig