San Juan 28
| Length | |
| Hull Type | Fin w/ Spade Rudder |
| Rigging Type | Masthead Sloop |
| LOA | 27.58' (8.41m) |
| S.A. | 352.00 sq ft (32.70 m2) |
| Beam | 10.00' (3.05m) |
| Displacement | 7200 lbs / 3266 kgs |
| Ballast | 3000 lbs / 1361 kgs |
| Designer | Don Clark |
| First Built | 1977 |
| Length | |
| Hull Type | Fin w/ Spade Rudder |
| Rigging Type | Masthead Sloop |
| LOA | 27.58' (8.41m) |
| S.A. | 352.00 sq ft (32.70 m2) |
| Beam | 10.00' (3.05m) |
| Displacement | 7200 lbs / 3266 kgs |
| Ballast | 3000 lbs / 1361 kgs |
| Designer | Don Clark |
| First Built | 1977 |