| Boat Name | Johnson 18 | |
| Manufacturer | Johnson Boat Works / Catalina | |
| Hull Type | Board Boat | |
| LOA | 18'0" | (5.49m) |
| Beam | 6'7" | (2.01m) |
| Weight | 480 | (218.16kg) |
| Ballast | (kg) | |
| Keel Type | centerboard | |
| Berths | ||
| Draft Up | 7" | (0.18m) |
| Draft Down | 4'6" | (1.37m) |
| Year Start | 1994 | |
| Year End | ||
| Number Made | 100 | |
| Country | ||
| MIC | ||
| Shortypen ID | 381 | |
| Clone | ||
[ suggest corrections to specs ]
