SPEEDSF · 2026 EVENTS
Your next great track day starts here.
Come for the driving. Stay for the community. Explore our HPDE (High Performance Driving Education) track days, AutoX, and competition events—then find the date that works for you.
New to the track? Start with our beginner guide ↗ Have questions? Read our FAQs ↗
Explore dates & registration ↓2026 Master Calendar
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Event types:
HPDE
AutoX
Enduro
Slip Happens
Special Event
86 / GR Challenge
Miata TT
Bimmer Challenge
June
3 event weekends
Jun 6–7 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge86 Challenge
August
1 eventSeptember
5 event weekends
Sep 11 · Fri
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
HPDE Track DayHPDE
Sep 25–26 · Fri/Sat
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
HPDE Track DayHPDE
October
2 event weekends
Oct 24–25 · Sat/Sun
Thunderhill West
Thunderhill Raceway Park — West
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge — Oct 24, 202686 Challenge
NorCal Miata TT — Oct 25, 2026Miata TT
SpeedSF Challenge — Oct 24–25, 2026SpeedSF Challenge
November
4 event weekendsNov 14–15 · Sat/Sun
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
Event Components
HPDE Track Day (Sat + Sun)HPDE
GR DaySpecial
Bimmer Challenge — Nov 15, 2026Bimmer
Nov 27 · Fri
Buttonwillow Classic
Buttonwillow Raceway Park — CW13
Event Components
HPDE Track DayHPDE
NorCal Miata TT — Nov 27, 2026Miata TT
SpeedSF Challenge — Nov 27, 2026SpeedSF Challenge
Nov 28–29 · Sat/Sun
WeatherTech Raceway Laguna Seca 92db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
December
1 event weekendDec 19–20 · Sat/Sun
WeatherTech Raceway Laguna Seca 92db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
January
1 event weekendJan 10–11 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park
HPDE Track DayHPDE
February
2 event weekendsFeb 14–15 · Sat/Sun
Thunderhill East — Cyclone / Bypass
Thunderhill Raceway Park — East
Event Components
HPDE Track DayHPDE
86 Challenge — Feb 14, 202686 Challenge
SpeedSF Challenge — Feb 15, 2026SpeedSF Challenge
NorCal Miata TT — Feb 15, 2026Miata TT
Feb 28 · Sat
Sonoma Raceway
Sonoma Raceway
HPDE Track DayHPDE
March
2 event weekendsMar 1 · Sun · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
Event Components
AutoXSlip Happens
NorCal Miata TT — Mar 1, 2026Miata TT
Mar 14–15 · Sat/Sun
WeatherTech Raceway Laguna Seca 92db
WeatherTech Raceway Laguna Seca
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge86 Challenge
April
4 event weekendsApr 4–5 · Sat/Sun
Thunderhill West
Thunderhill Raceway Park — West
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge CCW — Apr 4, 202686 Challenge
86 Challenge CW — Apr 5, 202686 Challenge
NorCal Miata TT — Apr 5, 2026Miata TT
Apr 4–5 · Sat/Sun
WeatherTech Raceway Laguna Seca 103db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Apr 10 · Fri
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track DayHPDE
Apr 15 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Apr 25–26 · Sat/Sun
Buttonwillow Circuit
Buttonwillow Raceway Park
Event Components
HPDE Track Day (Sat + Sun)HPDE
2.5 Hr Enduro Round 1 — Apr 25–26, 2026Enduro
86 Challenge — Apr 25, 202686 Challenge
SpeedSF Challenge — Apr 26, 2026SpeedSF Challenge
May
2 event weekendsMay 8–10 · Fri–Sun · ★ Featured Weekend
Sonoma Raceway — GR Motorsport Fest Weekend
Sonoma Raceway · 3-Day Weekend
All components across 3 days
HPDE Track Day — Fri–SunHPDE
AutoX — Fri–SunAutoX
GR Motorsport FestSpecial
86 Challenge — May 9, 202686 Challenge
GRC ChallengeGR Challenge
Bimmer Challenge — May 9, 2026Bimmer
Time Attack FestSpecial
Corvette DaySpecial
NorCal Miata ChallengeMiata TT
SpeedSF Challenge — May 10, 2026SpeedSF Challenge
May 16–17 · Sat/Sun
Thunderhill Open
Thunderhill Raceway Park — 5 Mile
HPDE Track Day — All Drivers, All CarsSpecial
Tesla CorsaSpecial
July
4 event weekendsJul 1, 2026 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Jul 3–5, 2026 · Fri–Sun · 4th of July Weekend
Sonoma Raceway
Sonoma Raceway · 3-Day Weekend
Event Components
HPDE Track Day — Fri–SunHPDE
Bimmer Challenge — Jul 5, 2026Bimmer
SpeedSF Challenge — Time Attack — Jul 5, 2026SpeedSF Challenge
JDM Day — Jul 5, 2026Special
Jul 4, 2026 · Sat · S2000 Mega Meet
S2000 Mega Meet 2026
Sonoma Raceway · July 4
Special Event
Honda S2000 car meetSpecial events
Parade LapsParade
HPDE + AutoXHPDE
Jul 5, 2026 · Sun · JDM Day
JDM Day 2026
Sonoma Raceway · July 5, 2026
Special Event
JDM car meetSpecial events
Parade LapsParade
HPDEHPDE
AutoXAutoX