SPEEDSF · 2026 & 2027 EVENTS

California HPDE events & track days

Build driving skills in a structured, safety-focused HPDE (High Performance Driving Education) environment at Sonoma, Laguna Seca, Thunderhill and Buttonwillow. Choose your date below and register for the run group that matches your experience.

New to the track? Start with our beginner guide ↗   Have questions? Read our FAQs ↗   Need a car? Explore GR86 track car rentals ↗

Explore dates & registration ↓
Master Schedule · Track Days & HPDE
2026SCHEDULE
2026 Season · 32 events
JAN
10–11Thunderhill East
FEB
14–15Thunderhill East
28–Mar 1Sonoma
MAR
4SonomaSlip Happens
14–15Laguna Seca
APR
4–5Thunderhill West
4–5Laguna Seca
10Thunderhill East
15SonomaSlip Happens
25–26Buttonwillow
MAY
8–10Sonoma · GR Fest3-Day
16–17Thunderhill
JUN
6–7Thunderhill East
6–7Sonoma
10SonomaSlip Happens
JUL
1SonomaSlip Happens
3–5Sonoma3-Day
AUG
26SonomaSlip Happens
SEP
2SonomaSlip Happens
11Laguna Seca105 dB
12–13Sonoma
16SonomaSlip Happens
25–26Laguna Seca105 dB
OCT
14SonomaSlip Happens
24–25Thunderhill West
31–Nov 1Sonoma
NOV
4SonomaSlip Happens
14–15Laguna Seca105 dB
27Buttonwillow ClassicBlack Friday
28–29Laguna Seca92 dB
28–29Sonoma
DEC
19–20Laguna Seca92 dB
2027SCHEDULE
Preliminary · 19 events · Dates subject to change
JAN
9–10Thunderhill East
23–24Sonoma
FEB
20–21Thunderhill East
27–28Sonoma
MAR
6–7Laguna SecaJoint w/ NCRC
20–21Laguna Seca
APR
10–11Thunderhill West
24–25Buttonwillow Circuit
MAY
7–9Sonoma3-Day
22–23Laguna Seca
JUN
5–6Thunderhill East
25–27Sonoma3-Day
AUG
TBALaguna SecaPending
SEP
4–6Thunderhill EastLabor Day
17–19Sonoma3-Day
OCT
23–24Thunderhill West
30–31Buttonwillow Classic
TBALaguna SecaPending
NOV
26Buttonwillow Classic
27–28Sonoma
TBALaguna SecaPending
DEC
4–5Thunderhill East
TBALaguna Seca Aug · Oct · Nov: dates pending
TBASlip Happens · Sonoma (Wednesday nights): dates pending
ThunderhillSonomaLaguna SecaButtonwillow
SPEEDSF.COM Download 2027 Schedule (PDF) 2027 is preliminary
Dates subject to change
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Event types: HPDE AutoX Enduro Slip Happens Special Event 86 / GR Challenge Miata TT Bimmer Challenge
June
3 event weekends
Thunderhill East
Jun 6–7 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge86 Challenge
Register ↗
Sonoma Raceway
Jun 6–7 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
Event Components
HPDE Track Day (Sat + Sun)HPDE
2.5 Hr EnduroEnduro
AutoX — Sat + SunAutoX
HPDE ↗ Enduro ↗ AutoX ↗
Slip Happens
Jun 10 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
August
1 event
Slip Happens
Aug 26 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
September
5 event weekends
Slip Happens
Sep 2 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
WeatherTech Raceway Laguna Seca
Sep 11 · Fri
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
HPDE Track DayHPDE
Register ↗
Sonoma Raceway
Sep 12–13 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
Event Components
HPDE Track Day (Sat + Sun)HPDE
2.5 Hr Enduro — Sep 12–13, 2026Enduro
NorCal Miata TT — Sep 13, 2026Miata TT
AutoX — Sat + SunAutoX
HPDE ↗ Enduro ↗ AutoX ↗
Slip Happens
Sep 16 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
WeatherTech Raceway Laguna Seca
Sep 25–26 · Fri/Sat
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
HPDE Track DayHPDE
Register ↗
October
2 event weekends
Slip Happens
Oct 14 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
Thunderhill West
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
Bimmer Challenge NorCal — Oct 25, 2026Bimmer
SpeedSF Challenge — Oct 24–25, 2026SpeedSF Challenge
Register ↗
Sonoma Raceway
Oct 31 · Sat
Sonoma Raceway
Sonoma Raceway
Event Components
HPDE Track DayHPDE
AutoXAutoX
HPDE ↗ AutoX ↗
November
4 event weekends
Sonoma Raceway
Nov 1 · Sun
Sonoma Raceway
Sonoma Raceway
Event Components
HPDE Track DayHPDE
AutoXAutoX
HPDE ↗ AutoX ↗
Slip Happens
Nov 4 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Register ↗
WeatherTech Raceway Laguna Seca
Nov 14–15 · Sat/Sun
WeatherTech Raceway Laguna Seca 105db
WeatherTech Raceway Laguna Seca
Event Components
HPDE Track Day (Sat + Sun)HPDE
Bimmer Challenge — Nov 15, 2026Bimmer
Register ↗
Buttonwillow CW13
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
Register ↗
WeatherTech Raceway Laguna Seca
Nov 28–29 · Sat/Sun
WeatherTech Raceway Laguna Seca 92db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
S2000 Meet — Nov 28, 2026Special
Register ↗ S2000 Meet ↗
Sonoma Raceway
Nov 28–29 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
Event Components
HPDE Track Day (Sat + Sun)HPDE
86 Challenge — Nov 28, 202686 Challenge
Bimmer Challenge — Nov 29, 2026Bimmer
SpeedSF Challenge — Nov 29, 2026SpeedSF Challenge
AutoX — Sat + SunAutoX
HPDE ↗ AutoX ↗
December
1 event weekend
WeatherTech Raceway Laguna Seca
Dec 19–20 · Sat/Sun
WeatherTech Raceway Laguna Seca 92db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Register ↗
2027 Season · Preliminary
2027 Events

Save the dates. Registration for 2027 opens soon on MotorsportReg. Dates are subject to change.

January 2027
2 event weekends
Thunderhill Raceway Park
Jan 9–10 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Sonoma Raceway
Jan 23–24 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
February 2027
2 event weekends
Thunderhill Raceway Park
Feb 20–21 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Sonoma Raceway
Feb 27–28 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
March 2027
2 event weekends
WeatherTech Raceway Laguna Seca
Mar 6–7 · Sat/SunJoint w/ NCRC
WeatherTech Raceway Laguna Seca
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
WeatherTech Raceway Laguna Seca
Mar 20–21 · Sat/Sun
WeatherTech Raceway Laguna Seca
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
April 2027
2 event weekends
Thunderhill Raceway Park
Apr 10–11 · Sat/Sun
Thunderhill West
Thunderhill Raceway Park — West
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Buttonwillow Raceway Park
Apr 24–25 · Sat/Sun
Buttonwillow Circuit
Buttonwillow Raceway Park — Circuit
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
May 2027
2 event weekends
Sonoma Raceway
May 7–9 · Fri–Sun3-Day
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Fri–Sun)HPDE
Registration opens soon
WeatherTech Raceway Laguna Seca
May 22–23 · Sat/Sun
WeatherTech Raceway Laguna Seca
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
June 2027
2 event weekends
Thunderhill Raceway Park
Jun 5–6 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Sonoma Raceway
Jun 25–27 · Fri–Sun3-Day
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Fri–Sun)HPDE
Registration opens soon
September 2027
2 event weekends
Thunderhill Raceway Park
Sep 4–6 · Sat–MonLabor Day
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track Day (Sat–Mon)HPDE
Registration opens soon
Sonoma Raceway
Sep 17–19 · Fri–Sun3-Day
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Fri–Sun)HPDE
Registration opens soon
October 2027
2 event weekends
Thunderhill Raceway Park
Oct 23–24 · Sat/Sun
Thunderhill West
Thunderhill Raceway Park — West
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Buttonwillow Raceway Park
Oct 30–31 · Sat/Sun
Buttonwillow Classic
Buttonwillow Raceway Park — Classic
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
November 2027
2 event weekends
Buttonwillow Raceway Park
Nov 26 · Fri
Buttonwillow Classic
Buttonwillow Raceway Park — Classic
HPDE Track DayHPDE
Registration opens soon
Sonoma Raceway
Nov 27–28 · Sat/Sun
Sonoma Raceway
Sonoma Raceway
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
December 2027
1 event weekend
Thunderhill Raceway Park
Dec 4–5 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track Day (Sat + Sun)HPDE
Registration opens soon
Laguna Seca 2027
Aug · Oct · Nov · dates pending
WeatherTech Raceway Laguna Seca
Aug · Oct · Nov · Dates TBAPending
WeatherTech Raceway Laguna Seca
WeatherTech Raceway Laguna Seca
HPDE Track DayHPDE
Dates coming soon
January
1 event weekend
Thunderhill East
Jan 10–11 · Sat/Sun
Thunderhill East
Thunderhill Raceway Park
HPDE Track DayHPDE
February
2 event weekends
Thunderhill East
Feb 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
Sonoma Raceway
Feb 28 · Sat
Sonoma Raceway
Sonoma Raceway
HPDE Track DayHPDE
March
2 event weekends
Slip Happens
Mar 1 · Sun · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
Event Components
AutoXSlip Happens
NorCal Miata TT — Mar 1, 2026Miata TT
WeatherTech Raceway Laguna Seca
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 weekends
Thunderhill West
Apr 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
WeatherTech Raceway Laguna Seca
Apr 4–5 · Sat/Sun
WeatherTech Raceway Laguna Seca 103db
WeatherTech Raceway Laguna Seca
HPDE Track Day (Sat + Sun)HPDE
Thunderhill East
Apr 10 · Fri
Thunderhill East
Thunderhill Raceway Park — East
HPDE Track DayHPDE
Slip Happens
Apr 15 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Buttonwillow Circuit
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 weekends
Sonoma Raceway
May 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
Thunderhill Open 5 Mile
May 16–17 · Sat/Sun
Thunderhill Open
Thunderhill Raceway Park — 5 Mile
HPDE Track Day — All Drivers, All CarsSpecial
Tesla CorsaSpecial
July
4 event weekends
Slip Happens
Jul 1, 2026 · Wed · 5PM–10PM
Slip Happens — Sonoma
Sonoma Raceway
AutoXSlip Happens
Sonoma Raceway
Jul 3–5, 2026 · Fri–Sun · 4th of July Weekend
Sonoma Raceway
Sonoma Raceway · 3-Day Weekend
Event Components
HPDE Track Day — Fri–SunHPDE
S2000 Mega Meet — July 4th 2026Special
Bimmer Challenge — Jul 5, 2026Bimmer
SpeedSF Challenge — Time Attack — Jul 5, 2026SpeedSF Challenge
JDM Day — Jul 5, 2026Special
S2000 Mega Meet flyer
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
JDM Day flyer
Jul 5, 2026 · Sun · JDM Day
JDM Day 2026
Sonoma Raceway · July 5, 2026
Special Event
JDM car meetSpecial events
Parade LapsParade
HPDEHPDE
AutoXAutoX