| 2005 MOTORIZED EVENT CALENDAR | ||||
| MONTH | DATE | EVENT NAME/TYPE | LOCATION | ORGANIZER |
| April | 17 | MC Poker Run | Jordan Creek | Mt. Scott |
| 17 | Trials | Diamond Mill | COTA | |
| 23 | Regional Trash Cleanup | TSF | SOLV | |
| 23&24 | SCCA Pro-Rally | TSF | Oregon Rally Group | |
| May | 1 | MC/Quad Poker Run - Silver Dollar | Browns Camp | Trailsmen |
| 21&22 | 4WD Team Trophy Challenge | TSF | TTC | |
| 22 | Trials | Jordan Creek | COTA | |
| June | 11&12 | Trials | Cedar Creek | COTA |
| 12 | MC/Quad Poker Run | Jordan Creek | Trailsmen | |
| 25 | SUV Rally | Air Museum | PNW4WD | |
| 26 | ISDE - Devils Head | Cedar Creek | Mt. Scott | |
| July | 10 | MC Poker Run | Trask | Lobos |
| 16&17 | 4WD - Back to Basics | Rogers Block | Jolly Jeepers | |
| 23?&24 | MC/Quad Poker Run | Jordan Creek | Trailsmen | |
| August | 6&7 | Kids Field Day | Diamond Mill | Trailsmen |
| September | 10 | Dual Sport - Rat Dog | TSF | NW Tour & Trail |
| 11 | Dual Sport - Horny Wolf | TSF | Lobos | |
| 24 | 4WD Poker Run | Rogers Block | Cascade Cruisers | |
| October | 9 | MC/Quad Poker Run | Jordan Creek | Trailsmen |
| 16 | Trials | Jordan Creek | COTA | |
| 29 | 4WD Poker Run | Rogers Block | Flat Broke | |