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Northern California
Triathlon Calendar
Last updated 3/19/26
This Calendar focuses on triathlons in NorCal and Championship events​
How to use:
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Click RACES column for event website,
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Click STATUS column for registration or results
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Click LOCATION column for race location map
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Click MEMBER DISCOUNT column to become a member of TCMTriSquad and access race discounts
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In DISTANCES column races marked * are NOT sanctioned by USAT which means they are not eligible for rankings or qualify for National Championships.
Jump to year
​Note: values in COST column is usually the entry fee before the price increases as the race gets closer. Event listed as 12/31 if date unconfirmed.
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2026
2026 NorCal Triathlon Race Calendar
Races | Date | Status | Distances | Cost | Location | Member Discount |
|---|---|---|---|---|---|---|
Stanford Treeathlon | 02/14/2026 | OPEN | Sprint, Draft Legal Sprint | 120, 120 | San Mateo, CA | |
March Triathlon Series | 03/07/2026 | OPEN | Sprint, Olympic | 100, 140 | Arroyo Grande, CA | $15 Off |
Oceanside 70.3 | 03/28/2026 | SOLD OUT | Half | 570 | Oceanside, CA | Points Rewards |
Ice Breaker Triathlon | 04/11/2026 | OPEN | Sprint, Super Sprint | 100, 90 | Granite Beach, CA | |
Napa Valley Spring Triathlon | 04/11/2026 | OPEN | Sprint, Olympic, Half | 136, 215, 309 | Napa Valley, CA | 20% Off |
Millerton Lake Triathlon | 04/19/2026 | OPEN | Super Sprint, Sprint, Olympic | 130, 130, 140 | Friant, CA | 15% Off |
Grapes of Wrath Triathlon | 04/26/2026 | OPEN | Sprint, Olympic | 140, 155 | Delano, CA | 15% Off |
Wildflower Long Course | 05/03/2026 | OPEN | Half | 374 | Bradley, CA | |
Wildflower Olympic | 05/04/2026 | OPEN | Sprint, Olympic | 165, 222 | Bradley, CA | |
Folsom Lake International Triathlon | 05/09/2026 | OPEN | Olympic | 110 | Granite Beach, CA | |
Folsom Lake Sprint Triathlon | 05/10/2026 | OPEN | Super Sprint, Sprint | 90, 100 | Granite Beach, CA | |
VI TRI | 05/24/2026 | OPEN | 400 yd pool swim, 9 mi, 3.5 mI run | 110 | Visalia, Ca | 15% Off |
Bass Lake Yosemite Triathlon | 05/30/2026 | OPEN | Sprint, Olympic | 135, 160 | Bass Lake Yosemite, CA | 10% Off |
Spring Sprint at UVAS | 05/31/2026 | OPEN | .75mi/16.2mi/5mi | 125 | Morgan Hill, CA | 15% Off |
Tri for REAL #1 | 06/06/2026 | OPEN | Super Sprint, Olympic | 90, 130 | Herald, CA | |
Escape From Alcatraz | 06/07/2026 | OPEN | Olympic* | 860 | San Francisco, CA | |
Tri For FUN #1 | 06/07/2026 | OPEN | Sprint* | 100 | Herald, CA | |
Huntington Lake Triathlon | 06/20/2026 | OPEN | Sprint, Olympic | 120, 130 | Lakeshore, CA | 15% Off |
Kendall Jackson Tri Sonoma | 06/28/2026 | OPEN | Sprint*, Olympic* | 111, 111 | Sonoma, CA | |
Tri for REAL #2 | 07/11/2026 | OPEN | Super Sprint*, Olympic | 90, 130 | Herald, CA | |
Tri For FUN #2 | 07/12/2026 | OPEN | Sprint* | 100 | Herald, CA | |
Donner Lake Triathlons | 07/25/2026 | OPEN | Sprint* | 135 | Truckee, CA | 10% Off |
Donner Lake Triathlons | 07/26/2026 | OPEN | Olympic*, Half Ironman* | 180, 240 | Truckee, CA | 10% Off |
NATIONAL CHAMPIONSHIPS | 08/07/2026 | OPEN | Sprint (Draft Legal), Sprint, Olympic | 220, 220, 290 | Milwaukee, WI, USA | |
Tri for REAL #3 | 08/08/2026 | OPEN | Super Sprint*, Olympic | 90, 130 | Herald, CA | |
Tri For FUN #3 | 08/09/2026 | OPEN | Sprint* | 100 | Herald, CA | |
Tri Santa Cruz | 08/09/2026 | OPEN | Sprint, Olympic | 150, 185 | Santa Cruz, CA | 15% Off |
June Lake Triathlon | 08/15/2026 | OPEN | Sprint, Olympic, Half | 114, 189, 279 | June Lake, CA | 20% Off |
Granite Bay Triathlon | 08/22/2026 | OPEN | Sprint | 120 | Granite Bay, CA | |
Millerton Madness Triathlon | 08/23/2026 | OPEN | Super Sprint | 90 | Fresno, CA | 15% Off |
Sandman Triathlon | 08/23/2026 | OPEN | Sprint | Aptos, CA | ||
Lake Tahoe Olympic & Half Triathlon | 08/30/2026 | OPEN | Sprint, Olympic, Half | 125, 170, 230 | Tahoma, CA | 10% Off |
Shaver Lake Triathlon | 09/13/2026 | OPEN | Sprint | 150 | Shaver Lake, CA | 15% Off |
Ironman 70.3 Santa Cruz | 09/13/2026 | OPEN | 70.3 | 510 | Santa Cruz, CA | Points Rewards |
Santa Cruz Triathlon | 09/27/2026 | OPEN | Sprint, Olympic | 145, 175 | Santa Cruz, CA | |
IM California | 10/18/2026 | OPEN | Full | 789 | Sacramento, CA | Points Rewards |
Lake Evans Triathlon | 10/18/2026 | OPEN | Sprint, Olympic | 120, 135 | Bakersfield, CA | 15% Off |
Napa Valley Fall Triathlon | 10/24/2026 | OPEN | Super Sprint, Sprint, Olympic, Half | 53, 180, 300, 430 | Napa Valley, CA | 20% Off |
Morro Bay Triathlon | 11/01/2026 | OPEN | Sprint, Olympic | 130, 180 | Morro Bay, CA | |
Aggieathon | 12/31/2026 | COMING | Sprint | 98 | Davis, CA | |
UC Berkeley Bearathlon | 12/31/2026 | COMING | Sprint, Draft Legal Sprint | 90 | Berkeley, CA | 10% Off |
2025
2025 NorCal Triathlon Race Calendar
Races | Date | Registration | Distances | Cost | Miles from Santa Cruz | Location | Member Discount |
|---|---|---|---|---|---|---|---|
Stanford Treeathlon | 03/02/2025 | RESULTS | Sprint, Draft Legal Sprint | 120, 120 | 49 | Redwood City, CA | |
March Triathlon Series | 03/09/2025 | RESULTS | Sprint, Olympic | 90, 130 | 182 | Arroyo Grande, CA | 10% Off |
Napa Valley Spring Triathlon | 04/05/2025 | RESULTS | Sprint, Olympic, Half | 124, 215, 309 | 178 | Napa Valley, CA | 20% Off |
Oceanside 70.3 | 04/05/2025 | RESULTS | 70.3 | 540 | 424 | Oceanside, CA | Points Rewards |
Ice Breaker Triathlon | 04/12/2025 | RESULTS | Sprint | 90 | 174 | Granite Beach, CA | |
Millerton Lake Triathlon | 04/13/2025 | RESULTS | Super Sprint, Sprint, Olympic | 130, 130, 140 | 158 | Friant, CA | 15% Off |
Lake San Antonio Triathlon (Alpha Win) | 04/26/2025 | CANCELLED | Sprint, Olympic, Half | 114, 189, 279 | 125 | King City, CA | 20% Off |
Grapes of Wrath Triathlon | 04/27/2025 | RESULTS | Sprint, Olympic | 130, 145 | 227 | Delano, CA | 15% Off |
Wildflower Long Course | 05/03/2025 | RESULTS | Half | 374 | 115 | Bradley, CA | |
Wildflower Olympic | 05/04/2025 | RESULTS | Sprint, Olympic | 165, 222 | 115 | Bradley, CA | |
Folsom Lake International Triathlon | 05/10/2025 | RESULTS | Olympic | 110 | 174 | Granite Beach, CA |
2024
2024 NorCal Triathlon Race Calendar
Date | Races | Location | Registration | Cost | Distances | Miles from Santa Cruz | Member Discount |
|---|---|---|---|---|---|---|---|
10/06/2024 | Aggieathon | Davis, CA | OPEN | 98 | Sprint | 109 | |
09/08/2024 | Cal Tri Folsom | Folsom | OPEN | 128.86 | Sprint, Olympic | 127 | |
10/05/2024 | Mermaid Triathlon | Capitola, CA | OPEN | 115, 145 | Super Sprint, Sprint | 5 | 15% Off |
03/23/2024 | TriAvac | San Jose | RESULTS | 85 | 400yrd pool swim, 5 mile Stationary Bike & 2 mile Run | 20 | |
04/27/2024 | Lake San Antonio Triathlon (Alpha Win) | King City, CA | RESULTS | 124, 215, 309 | Sprint, Olympic, Half | 125 | 20% Off |
10/27/2024 | UC Berkeley Bearathlon | Berkeley, CA | OPEN | 90 | Sprint, Draft Legal Sprint | 65 | 10% Off |
06/23/2024 | Kendall Jackson Tri Sonoma | Sonoma, CA | RESULTS | 105, 131 | Sprint, Olympic | 120 | |
05/19/2024 | Morro Bay 70.3 | Morro Bay, CA | RESULTS | 369 | Half | 168 | |
08/25/2024 | Millerton Madness Triathlon | Friant, CA | OPEN | 90 | 400 yd swim | 7.75-mile bike | 3.1 mile run | 158 | 15% Off |
05/26/2024 | VI TRI | Visalia, Ca | RESULTS | 120 | 400 yd pool swim, 9 mi, 3.5 mI run | 200 | 15% Off |
07/28/2024 | Goleta Beach Triathlon | Goleta, CA | CANCELLED | 100, 120 | Sprint | 267 | |
08/24/2024 | Santa Barbara Triathlon (Short Course) | Santa Barbara, CA | OPEN | 155 | Short Course | 257 |
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