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Sailboat Specifications

S2 80 C

Masthead Sloop · Fin W/Spade Rudder

Designed by Arthur Edmunds · Built by S2 Yachts · First built 1975

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LOA 26.00 ft  ·  Beam 8.00 ft  ·  Displacement 5,200.00 lb  ·  Masthead Sloop  ·  Fin W/Spade Rudder
About the S2 80 C Sailboat

Produced by S2 Yachts, a Michigan-based builder known for quality construction and thoughtful design throughout the 1970s and 1980s, the S2 80 C represents the kind of capable, well-rounded sailboat that the brand consistently delivered to American sailors during its heyday. S2 Yachts earned a strong reputation for building boats that balanced comfortable cruising with responsive sailing performance, and the 80 C fits squarely within that tradition. Suited for coastal cruising and daysailing, this boat appeals to sailors looking for a reliable and manageable vessel that handles a variety of conditions with confidence. S2's designs from this era were generally praised for their solid fiberglass construction, sensible cockpit layouts, and comfortable below-deck accommodations relative to their size, making them practical choices for weekend adventures and longer coastal passages alike. While detailed specifications for the 80 C are limited, its place within the S2 lineup suggests a boat that rewards attentive helmsmanship without demanding expert-level skills. For buyers exploring the used market, S2 hulls have maintained a loyal following, often cited for their durability and the enduring value they offer compared to similar boats of the period.

Dimensions & Specifications
LOA (Length Overall) 26.00 ft / 7.92 m
LWL (Waterline Length) 21.42 ft / 6.53 m
Beam 8.00 ft / 2.44 m
Max Draft 4.00 ft / 1.22 m
Displacement 5,200.00 lb / 2,359 kg
Ballast 1,800.00 lb / 816 kg
Design & Construction
Hull Type Fin w/spade rudder
Rigging Type Masthead Sloop
Construction FG
Designer Arthur Edmunds
Builder S2 Yachts
First Built 1975
Number Built 210
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Frequently Asked Questions

How many S2 80 C hulls were built and when did production end?

S2 Yachts produced a total of 210 S2 80 C hulls. Production began in 1975 at S2's Michigan facility, where the company had established a reputation for consistent quality control in fiberglass construction. The relatively modest production run reflects the S2 80 C's position as a focused, purpose-built coastal cruiser rather than a mass-market design. S2 Yachts as a brand continued building other models into the 1980s, but the 80 C was a product of the mid-1970s era when Arthur Edmunds was shaping S2's design identity around capable, well-proportioned fin-keel sloops. Buyers hunting for used examples should be aware that with only 210 built, finding one in a specific configuration or condition may require patience, and parts sourcing through the general S2 owners community is the most reliable path.

What is the ballast-to-displacement ratio on the S2 80 C and does it affect stability in a chop?

The S2 80 C carries 1,800 lb of ballast against a total displacement of 5,200 lb, producing a ballast-to-displacement ratio of approximately 34.6 percent. For a 26-foot fin-keel sloop from 1975, that figure sits in a reasonable mid-range — enough to give the boat meaningful initial and secondary stability without making her feel stiff and uncomfortable in chop. Arthur Edmunds paired that ballast with a fin keel and spade rudder configuration, which keeps the weight low and concentrated rather than spread along a long keel. In practice, sailors who own S2 80 C examples report that the boat is manageable and reasonably stiff for its size in coastal conditions, though a 34-percent ratio is not in the range of dedicated offshore designs that often push above 40 percent. For Chesapeake Bay sailing, Great Lakes passages, or protected coastal work, the stability profile is well matched to the boat's intended use.

Does the S2 80 C have a spade rudder and what are the inspection points for buying one used?

Yes, the S2 80 C was built with a spade rudder paired to its fin keel — a configuration Arthur Edmunds specified to give the boat light, responsive steering. On a hull now approaching 50 years old, the spade rudder deserves careful inspection during any pre-purchase survey. The primary concern is delamination within the rudder blade itself: fiberglass spade rudders of this era can develop internal voids or waterlogged cores, especially if the gelcoat at the rudder tip has been chipped or cracked and left unsealed over multiple seasons. Tap the entire blade surface and listen for dull spots indicating separation. Equally important is the rudder post bearing and its attachment where it exits the hull; wear in this area can introduce play that causes vague steering or, in a worst case, structural compromise. On the S2 80 C, also confirm the rudder gudgeons and any retaining hardware are intact and showing no elongated bolt holes from years of load cycling.

What is the hull speed of the S2 80 C and how does the LWL affect its performance under sail?

The S2 80 C has a load waterline length of 21.42 feet, which yields a theoretical hull speed of approximately 6.2 knots using the standard formula of 1.34 times the square root of the LWL. That is a fairly typical ceiling for a 26-foot coastal cruiser of this displacement and era. The 4.6-foot gap between the boat's 26-foot LOA and its 21.42-foot LWL indicates moderate overhangs fore and aft — characteristic of Arthur Edmunds' designs — meaning the effective sailing length stretches slightly as the boat heels and the bow and stern wave lengthen, giving a small practical speed benefit above flat-water hull speed in a seaway. At 5,200 lb displacement, the S2 80 C is not an ultralight, so reaching hull speed in 10 to 12 knots of true wind on a beam reach is realistic, but pushing beyond 6.5 knots sustained requires favorable conditions. Buyers prioritizing racing should note that PHRF ratings for 80 C examples vary by region.

Is the S2 80 C's 4-foot draft shallow enough for Chesapeake Bay or Great Lakes gunkholing?

The S2 80 C draws exactly 4.00 feet with its fin keel, which places it in a workable but not particularly shoal-draft category. On the Chesapeake Bay, where much of the sailing community operates, a 4-foot draft allows access to a majority of anchorages and marinas but will exclude some of the shallower creeks and gunkholes that centerboard or shoal-draft boats reach without difficulty. On the Great Lakes — the home waters for many S2 Yachts owners given the builder's Michigan base — 4 feet is generally comfortable for established harbors and most anchorages, though Lake Erie's shallower bays and some Lake Huron coastal stops will demand careful chart work at low water. The S2 80 C is not a twin-keel or lifting-keel design, so there is no draft reduction option. Buyers who specifically want to explore thin water should factor this fixed 4-foot limitation into their decision, while those sailing typical coastal and Great Lakes routes will find it rarely a practical obstacle.