The Wavelength 24, designed by the acclaimed naval architect Carl Schumacher and produced by W.D. Schock Corporation starting in 1983, represents a refined era of mid-sized performance sailboats. Positioned as a versatile racer-cruiser, the design aimed to capture the burgeoning market of sailors who demanded the "slippery" hull performance associated with Schumacher—famous for the Express 27 and 37—while maintaining enough interior volume for coastal overnighting. Unlike some of its more utilitarian contemporaries, the Wavelength 24 was engineered with a focus on balance and light-air efficiency, making it a perennial favorite in PHRF (Performance Handicap Racing Fleet) racing across the West Coast and beyond. The boat's lineage is closely tied to its larger sibling, the Wavelength 30, which was also a Schumacher design built by Schock, sharing the same design language of clean lines and efficient foils.
Wavelength 24 Information, Review, Specs

- Make
- Wavelength
- Model
- 24
- Builder
- W. D. Schock Corp.
- Designer
- Paul Lindenberg
- Number Built
- 87
- Production Year(s)
- 1982 - 1990
Sailing Performance & Handling
The Wavelength 24 is defined by Carl Schumacher’s philosophy of "balanced" performance. With a displacement of approximately 2,500 pounds and a generous sail area, the boat exhibits a high Sail Area to Displacement (SA/Disp) ratio, typically hovering in the low 20s. This translates to exceptional responsiveness in light to moderate air, where the boat can often outpace heavier 30-footers. According to technical archives from Carl Schumacher Designs, the hull features a relatively flat bottom and a fine entry, allowing it to transition quickly to a plane when reaching in a breeze.
Handling is often described as "dinghy-like" but with the added security of a fixed lead keel. Its fractional rig allows for significant mainsail control, enabling sailors to depower the boat effectively as the wind builds. Unlike the J/24, which is often its primary rival on the racecourse, the Wavelength 24 is frequently noted for its more forgiving helm and better manners when pushed hard downwind. Owners typically report that the boat tracks well due to its deep, high-aspect rudder, though it requires an active crew to manage weight distribution in heavy chop.
Interior Comfort & Variations
Despite its performance-oriented exterior, the Wavelength 24 offers a surprisingly functional interior for its size. The layout is a classic "weekender" configuration, featuring a V-berth forward and two long settees in the main salon that double as berths. To maximize the 9-foot beam, the designer kept the cabin relatively open, providing a sense of space that is often lacking in dedicated sportboats.
While the headroom is limited—appropriate for a 24-foot racing hull—the interior finishes often featured the quality fiberglass work and teak accents characteristic of W.D. Schock’s manufacturing era. Most models were equipped with a small, slide-out galley area and a dedicated space for a chemical head under the V-berth. Variations in the interior are minimal, as the boat was largely produced as a one-design class; however, some later hulls may feature updated electrical panels and more modern upholstery depending on owner-led refits.
Popular Mentions & Media
The Wavelength 24 maintains a quiet but prestigious reputation in the annals of American yachting history, particularly in Southern California racing circles. It is frequently highlighted in regional publications like Latitude 38 for its consistent performance in the "Great Vallejo Race" and other shorthanded racing circuits. While not a "celebrity" boat in the Hollywood sense, its pedigree is solidified by its association with Schumacher, whose designs are often discussed in technical sailing literature as the gold standard for West Coast performance.
Known Issues & Buyer’s Checklist
Prospective buyers of a Wavelength 24 should conduct a thorough survey, focusing on areas common to mid-80s performance builds.
- Deck Core Saturation: Like many fiberglass boats of this vintage, the deck is balsa-cored. High-stress areas around the chainplates, stanchion bases, and the mast step should be checked with a moisture meter and a sounding hammer for signs of delamination or rot.
- Rudder Post and Bearings: Because the Wavelength 24 is often raced aggressively, the rudder assembly can experience significant wear. Check for excessive "play" or slop in the rudder post, which may indicate the need for new bushings.
- Keel-to-Hull Joint: The "smile" (a crack at the forward end of the keel-to-hull joint) is a common sight on older performance boats. While often cosmetic, it should be inspected to ensure the keel bolts are torqued correctly and there is no structural movement.
- Rigging Age: Many of these boats still carry their original fractional rigs. Given the high loads placed on the standing rigging during racing, a professional rig inspection is highly recommended if the shrouds and stays have not been replaced within the last decade.
Community & Resources
The primary hub for technical support and class information is the Wavelength 24 Class Association (occasionally managed through regional sailing clubs). While a standalone national association is less active today than in the 1990s, the Schock owner community remains a robust source of information. The W.D. Schock Corporation archives provide historical context, and the Schumacher design office remains a resource for technical drawings and sail plan specifications.
The Verdict
The Wavelength 24 is a "sailor’s sailboat," offering a level of sophistication and speed that belies its age. It is an ideal choice for the enthusiast who wants a competitive PHRF racer that can still accommodate a couple for a weekend at the islands.
Pros:
- Exceptional Light-Air Speed: One of the fastest boats in its size class in light conditions.
- Schumacher Pedigree: Renowned for balanced handling and beautiful lines.
- Trailerability: Its moderate weight and beam make it feasible to transport to different racing venues.
- Build Quality: W.D. Schock’s construction standards were generally high for the era.
Cons:
- Limited Headroom: Not suitable for extended cruising or for those seeking "stand-up" comfort.
- Aging Fleet: Finding a "pristine" example requires patience, as many have been raced hard.
- Competitive Class Scarcity: While popular in PHRF, one-design starts are increasingly rare outside of specific West Coast hubs.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Spade
- Ballast
- 1100 lbs (Lead)
- Displacement
- 2500 lbs
- Water Capacity
- -
- Fuel Capacity
- -
Dimensions
- Length Overall (LOA)
- 24 ft
- Waterline Length (LWL)
- 20.33 ft
- Beam
- 9 ft
- Draft
- 4.5 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Masthead Sloop
- P (Main Luff)
- 27.33 ft
- E (Main Foot)
- 10.25 ft
- I (Foretriangle Height)
- 31.25 ft
- J (Foretriangle Base)
- 9.5 ft
- Forestay Length (est)
- 32.66 ft
- Sail Area
- 288 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 25.01
- Ballast / Displacement Ratio
- 44
- Displacement / Length Ratio (D/L) Ratio
- 132.83
- Comfort Ratio
- 9.66
- Capsize Screening Formula
- 2.65
- Hull Speed
- 6.04 kn