in roughly N->S order:
707 Humboldt RC (FB) - Eureka, CA - Community group with events and races at various venues
Amain Tracks/Silver Dollar Raceway FB - Chico, CA - Amain HQ, outdoor off-road dirt track and indoor onroad/offroad carpet track
707 Raceway (FB) - Ukiah, CA - Carpet on-road and oval carpet practice friday nights, races saturday
Auburn RC FB - Auburn, CA - Outdoor dirt oval
Speed Demon RC Raceway (FB) - Lincoln, CA - 1:5/1:8/1:10 nitro/gas/electric outdoor off-road
Hot Laps RC Raceway (FB) - Garden Valley, CA - 1:8/1:10 outdoor off-road electric/nitro
Rescue RC Raceway (FB) - Rescue, CA - 1:8/1:10 outdoor off-road electric/nitro and rock racing
The Racer's Den FB (Offroad) FB (Onroad) - Rancho Cordova, CA - 1:10 indoor carpet off-road and 1:10/1:12 on-road
Rolling Garage RC FB - Sacramento, CA - Indoor 1:10 drift track
Ripon RC Raceway - Ripon, CA - Electric on road track, monthly+ racing
Santa Rosa RC Track / A Place to Play Park - Santa Rosa, CA - Outdoor dirt off-road, electric only.
Novato Bashing Track - Novato, CA - Under the overpass by the Rowland Blvd Park and Ride, improvised dirt track (still there as of April 2024)
Delta R/C FB - Antioch, CA - Hobby shop and indoor carpet off-road, dirt oval, on-road, crawler course and 1:8 outdoor tracks
Belmont Bike Park and RC Track - Belmont, CA - Improvised track, up behind Carlmont HS
Pole Position Lemo Carpet Racing (FB) - Redwood City, CA - onroad carpet racing
RAMS RC Club / Warm Springs Raceway FB - Fremont, CA - On-road asphalt 1:5-1:10 scale racing
Pole Position RC Club (FB) - Fremont, CA - on-road carpet racing
Modesto RC FB - Modesto, CA - outdoor off road track, 2x practice days + 2x race days per month
Nor Cal Hobbies - San Jose, CA - Hobby shop and weekly off-road indoor carpet 1:10 racing Wed/Fri nights + on-road parking lot asphalt Sat mornings, mini crawler course. drift track
Full Throttle Hobbies and Raceway (FB) - CLOSED - Newman, CA - seasonal 1:8 scale off-road dirt outdoor semi-weekly racing
HOF Racing League - Merced, CA - semi-private backyard track, outdoor dirt oval
Hobbytown Cencal Speedway FB - Fresno, CA - On road carpet racing
Cycle Art Racing (FB) - Fresno, CA - Concrete Oval
Exeter RC Speedway FB - Exeter, CA - Onroad asphalt outdoor racing
Exeter Raceway and Hobbies FB - Exeter, CA - Off-road indoor clay and carpet oval
Quinn's Hobbies - Ridgecrest, CA - Indoor Mini Carpet Oval, outdoor dirt coming soon
Finishline RC Raceway (FB) - Bakersfield, CA - Outdoor asphalt on-road racing
Bakersfield RC RacewayFB - Bakersfield, CA - Dirt Oval, Concrete Oval, and Rallycross
Rainman's Hobby(FB) - Bakersfield, CA - Indoor clay off-road
Palo Mesa Raceway (FB) - Arroyo Grande, CA - aka Smith Harbor International Track, open Saturdays, dirt tri-oval and oval with infield course, Mudboss/SCT/sedan/sprint cars, sometimes trailer racing
Coyote Hobbies Indoor RC Raceway - Victorville, CA - Hobby shop with indoor Clay and Oval usually 2x month
Apple Bashing RC (FB) - Apple Valley, CA - Private backyard 1:10 track with regular events
Elings Raceway/Channel Islands RC FB - Santa Barbara, CA - Membership required except for races. Monthly club 1:8 racing + 1:8/1:10 fun track
Hot Rod Hobbies - Saugus, CA (Santa Clarita) - Weekly 1:10 off-road outdoor dirt racing Tues/Sat, Friday Dirt Oval
Opposite Lock RC FB - Camarillo, CA - Indoor Mini-Z Drift Track and Mini-Z Onroad track
Roadrunners RC - Camarillo, CA - Weekly on-road and off-road outdoor dirt 1:10 racing Friday nights
SoCal RC Rally Runners - Riverside, CA - Monthly 1:10 scale rally racing
VeloRunners (FB) - Encino, CA - Velodrome RC racers
Revelation Raceway - Montclair, CA - Outdoor 1:8/1:10 off road and asphalt racing
RC Street Shop FB - Lawndale, CA and Long Beach, CA - Mini-Z Races Saturdays
El Nido Park RC Track (FB) - Torrance, CA - community 1:8 scale off-road outdoor dirt track
Thunder Alley Raceway FB - Beaumont, CA - Outdoor Offroad dirt track
Pepper Tree RC Raceway (FB) - Moreno Valley, CA - Privately owned 1:10 Off-road outdoor track
The Dirt at Perris (FB) - Perris, CA - Membership track, 1:8 off-road
Palm Desert RC Raceway (FB) - Palm Desert, CA - Outdoor off-road
Fun Park Hobby Town Palm Desert (FB) - Palm Desert, CA - Indoor carpet off-road/on-road.
Cal Raceway FB - Anaheim, CA - Outdoor on-road track
Huckleberry RC FB - Anaheim, CA - Weekly off-road outdoor dirt 1:8 racing Wed nights, Open Tue/Fri/Sun for practice.
GGT RC (FB) - Garden Grove, CA - Indoor Drift Track
Ricochet RC Raceway (FB) - El Centro, CA - Indoor Carpet off-road
San Diego RC Raceway FB - San Diego, CA - Indoor clay 1:10 off-road
Robinson RC Raceway (FB) - San Diego, CA - Indoor clay 1:10 off-road