The San juan 21 is a 20.5ft fractional sloop designed by Don Clark and built in fiberglass by Clark Boat Company between 1970 and 1977.
2600 units have been built.
The San juan 21 is a light sailboat which is a very high performer. It is reasonably stable / stiff and has a low righting capability if capsized. It is best suited as a day-boat.
Main features
| Model | San juan 21 | ||
| Length | 20.50 ft | ||
| Beam | 7 ft | ||
| Draft | 1 ft | ||
| Country | United states (North America) | ||
| Estimated price | $ 0 | ?? |
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Ratios
| Sail area / displ. | 26.25 | ||
| Ballast / displ. | 32 % | ||
| Displ. / length | 113.58 | ||
| Comfort ratio | 8.01 | ||
| Capsize | 2.60 |
Hull
| Hull type | Monohull swing keel | ||
| Construction | Fiberglass | ||
| Waterline length | 17 ft | ||
| Maximum draft | 4 ft | ||
| Displacement | 1250 lbs | ||
| Ballast | 400 lbs | ||
| Hull speed | 5.52 knots |
We help you build your own hydraulic steering system - Lecomble & Schmitt
Rigging
| Rigging | Fractional Sloop | ||
| Sail area (100%) | 190 sq.ft | ||
| Air draft | 0 ft | ?? | |
| Sail area fore | 90 sq.ft | ||
| Sail area main | 100.63 sq.ft | ||
| I | 22.50 ft | ||
| J | 8 ft | ||
| P | 23 ft | ||
| E | 8.75 ft |
Engine
| Nb engines | 1 | ||
| Total power | 0 HP | ||
| Fuel capacity | 0 gals |
Accommodations
| Water capacity | 0 gals | ||
| Headroom | 0 ft | ||
| Nb of cabins | 0 | ||
| Nb of berths | 0 | ||
| Nb heads | 0 |
Builder data
| Builder | Clark Boat Company | ||
| Designer | Don Clark | ||
| First built | 1970 | ||
| Last built | 1977 | ||
| Number built | 2600 |
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