Venues / Race History
Seattle
- Rounds
- 51
- Seasons
- 40
- First
- 1978
- Latest
- 2026
- Venues
- 2
Every Round
| Season | Date | Race | Venue | 450 Winner | 250 Winner |
|---|---|---|---|---|---|
| 2027 | Mar 20 | Seattle SX R11 | Lumen Field | Upcoming | |
| 2026 | Feb 14 | Seattle SX R6 | Lumen Field | Eli Tomac | Haiden Deegan |
| 2025 | Mar 29 | Seattle SX R11 | Lumen Field | Cooper Webb | Cole Davies |
| 2024 | Mar 23 | Seattle SX R11 | Lumen Field | Cooper Webb | Levi Kitchen |
| 2023 | Mar 25 | Seattle SX R11 | Lumen Field | Eli Tomac | Jett Lawrence |
| 2022 | Mar 26 | Seattle SX R12 | Lumen Field | — | — |
| 2019 | Mar 23 | Seattle SX R12 | Lumen Field | — | — |
| 2018 | Apr 7 | Seattle SX R13 | Lumen Field | — | — |
| 2017 | Apr 8 | Seattle SX R14 | Lumen Field | — | — |
| 2014 | Apr 12 | Seattle SX R15 | Lumen Field | — | — |
| 2013 | Apr 20 | Seattle SX R15 | Lumen Field | — | — |
| 2012 | Apr 21 | Seattle SX R15 | Lumen Field | — | — |
| 2011 | Apr 16 | Seattle SX R15 | Lumen Field | — | — |
| 2010 | Apr 24 | Seattle SX R15 | Lumen Field | — | — |
| 2009 | Apr 18 | Seattle SX R15 | Lumen Field | — | — |
| 2008 | Apr 26 | Seattle SX R16 | Lumen Field | — | — |
| 2007 | Apr 28 | Seattle SX R15 | Lumen Field | — | — |
| 2006 | Apr 29 | Seattle SX R15 | Lumen Field | — | — |
| 2005 | Apr 23 | Seattle SX R14 | Lumen Field | — | — |
| 1999 | Jan 30 | Seattle SX R4 | Kingdome | — | — |
| 1998 | Jan 31 | Seattle SX R4 | Kingdome | — | — |
| 1997 | Feb 1 | Seattle SX R4 | Kingdome | — | — |
| 1996 | Feb 3 | Seattle SX R4 | Kingdome | — | — |
| 1995 | Feb 4 | Seattle SX R4 | Kingdome | — | — |
| 1994 | May 7 | Seattle SX R13 | Kingdome | — | — |
| 1993 | Jan 30 | Seattle SX R4 | Kingdome | — | — |
| 1992 | Feb 1 | Seattle SX R4 | Kingdome | — | — |
| 1991 | Feb 2 | Seattle SX R4 | Kingdome | — | — |
| 1990 | Feb 17 | Seattle SX R4 | Kingdome | — | — |
| 1989 | Feb 5 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 4 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1988 | Feb 14 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 13 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1987 | Mar 29 | Seattle 2 SX R7 | Kingdome | — | — |
| Mar 28 | Seattle 1 SX R6 | Kingdome | — | — | |
| 1986 | Feb 16 | Seattle 2 SX R5 | Kingdome | — | — |
| Feb 15 | Seattle 1 SX R4 | Kingdome | — | — | |
| 1985 | Feb 9 | Seattle 2 SX R4 | Kingdome | — | — |
| Feb 8 | Seattle 1 SX R3 | Kingdome | — | — | |
| 1984 | Feb 12 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 11 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1983 | Feb 13 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 12 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1982 | Feb 14 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 13 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1981 | Feb 15 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 14 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1980 | Feb 10 | Seattle 2 SX R2 | Kingdome | — | — |
| Feb 9 | Seattle 1 SX R1 | Kingdome | — | — | |
| 1979 | Feb 10 | Seattle 2 SX R3 | Kingdome | — | — |
| Feb 9 | Seattle 1 SX R2 | Kingdome | — | — | |
| 1978 | Feb 18 | Seattle SX R1 | Kingdome | — | — |