AMERICAN 21

Main

Appendages
Lifting Keel
Construction
FG
First built hull
1973
Hull type
Monohull
Model
AMERICAN 21
Sailboat builder
American Fiberglass Corp.
Sailboat designer
Ron Bertholf

Dimensions

Ballast Type
Lead
Ballast weight
249.0
Beam
2.44
Displacement
998.0
Draft
1.22
Max Draft
1.22
Min Draft
0.46
Overall length
6.4
Waterline length
5.39

Sails

E
2.36
Est. Forestay Length
8.05
Fore area
9.62
I
7.65
J
2.51
Mainsail area
8.32
P
7.04
Total area
19.42

Engine

Performance

Ballast ratio
25.0
Capsize Screening Formula
2.46
Comfort Ratio
11.41
Critical hull speed
5.63
Displacement-length ratio (DLR)
178.02
Upwind sail area to displacement
19.82

Accomodation

The American 21 is a popular sailing boat designed for recreational sailing and racing. It is a small, trailerable sailboat that can be easily transported and launched from a variety of locations. Here are some key features and characteristics of the American 21:

1. Design: The American 21 is a modern, high-performance sailboat designed by naval architect Jim Taylor. It features a sleek hull shape with a deep fin keel and a spade rudder, allowing for excellent stability and maneuverability.

2. Size: The boat measures approximately 21 feet (6.4 meters) in length, making it a compact and manageable size for single-handed or small crew sailing. Its lightweight construction allows for easy towing behind a vehicle.

3. Construction: The American 21 is typically constructed using fiberglass, which provides durability and strength while keeping the boat relatively lightweight. The hull is designed to be low-maintenance and resistant to corrosion.

4. Sailing Performance: The boat is known for its excellent sailing performance, offering a combination of speed and responsiveness. It has a large sail area-to-displacement ratio, allowing it to sail efficiently in a wide range of wind conditions.

5. Cockpit and Interior: The American 21 features a spacious cockpit that can comfortably accommodate a small crew. The cockpit layout is designed for ease of handling and control, with all necessary controls within reach of the helmsperson. The interior of the boat is minimalistic, primarily designed for day sailing or short overnight trips.

6. Rigging: The boat is typically equipped with a fractional rig, which provides good control over the sail shape and allows for easy adjustment of the sails. The rigging is designed to be simple and user-friendly, making it suitable for sailors of various skill levels.

7. Trailerable: One of the key advantages of the American 21 is its trailerability. The boat can be easily transported on a trailer, allowing sailors to explore different sailing locations and launch from various ramps or marinas.

8. Racing: The American 21 is also popular for racing due to its performance-oriented design. It is often raced in one-design fleets, where all boats are identical, ensuring fair competition. The boat's speed and maneuverability make it competitive in a range of racing conditions.

Overall, the American 21 is a versatile and well-designed sailboat that offers a combination of performance, ease of handling, and trailerability. It is suitable for both recreational sailing and competitive racing, making it a popular choice among sailing enthusiasts.

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