30 May · Trail running
Tail Wagger Dog Friendly 5K
Truckee, CA
The friendliest start line of the season. Bring the dog, bring the kids, get the year going.
- Distances
- 5K
- High point
- 5,820 ft
30 May – 31 October 2026
Twenty-two start lines.
One lake.
Five months, six sports, and distances from a dog-friendly 5K to a hundred miles of singletrack. Find the one you have been putting off.
The 2026 season
Every race we run
rings one lake
Twenty-two start lines around seventy-two miles of shoreline. Pick a month or a sport and see where you would be standing.
22 events shown
October
2 events
June
3 events- 13Jun
Olympic Valley Half Marathon, 8-Miler and 5K
Olympic Valley, CA
Three distances climbing out of the valley that hosted the 1960 Winter Olympics, all finishing back in the village.
- Half marathon
- 8 miles
- 5K
- 28Jun
Big Chief 50K
Truckee, CA
Granite, singletrack and long lake views. The step up past the marathon, on the Tahoe Rim.
- 50K
- 20K
- 28Jun
Burton Creek Half Marathon, 12K and 6K
Tahoe City, CA
Rolling forest singletrack through Burton Creek State Park. Dirt without a mountain.
- Half marathon
- 12K
- 6K
July
6 events- 4Jul
Run to the Beach 5K and 10K
Kings Beach, CA
Fourth of July morning. Short, fast, finishes on the sand, and then you get in the lake.
- 10K
- 5K
- 11Jul
Tahoe City Swim
Tahoe City, CA
Open water in the clearest large lake in North America. Kayak and PWC cover the whole course.
- 2 miles
- 1 mile
- 500m
- 11Jul
Tahoe Off-Road Triathlon
Tahoe City, CA
Swim, mountain bike, trail run. This was XTERRA Lake Tahoe for years, and the course has not gotten any easier.
- Full
- Sprint
- 18Jul
Tahoe 100 MTB Race
Truckee, CA
The longest day on the calendar. One hundred miles of Tahoe singletrack and fire road.
- 100 miles
- 100K
- 50K
- 25-26Jul
Donner Lake Triathlon
Donner Lake, Truckee, CA
Two days at Donner Lake and one of the most photogenic swim starts in California. A Big Blue classic.
- Olympic
- Sprint
- Aquabike
- Kids
- 26Jul
Donner Lake Alpine Swim
Donner Lake, Truckee, CA
Warmer than Tahoe, still unmistakably alpine. The friendliest water of the swim series.
- 2 miles
- 1 mile
August
5 events- 1Aug
Truckee Half Marathon and 5K
Truckee, CA
River path and trail around Truckee, finishing in the historic downtown.
- Half marathon
- 5K
- 9Aug
Marlette 50K and 10-Miler
Spooner Lake, NV
Up to Marlette Lake and along the Flume Trail. The biggest views of any race in the series.
- 50K
- 10 miles
- 9Aug
Spooner Lake 5K and 10K
Spooner Lake, NV
Aspen groves and a gentle profile, on the same morning the 50K crowd goes over the top.
- 10K
- 5K
- 29-30Aug
Lake Tahoe Triathlon
Sugar Pine Point State Park, CA
The flagship. Two days at Sugar Pine Point, and the race a lot of people remember as their first half-iron. One dollar of every entry goes to Tahoe State Parks.
- Half
- Olympic
- Sprint
- 30Aug
Lake Tahoe Swim
Sugar Pine Point State Park, CA
The big one for swimmers. Open water in Tahoe itself, on the flagship weekend.
- 4 miles
- 2 miles
- 1 mile
September
4 events- Sep2027
Tahoe Big Blue Adventure Race
North Lake Tahoe, CA
Bike, paddle, run and navigate as a team. The race that started the whole company in 2002, and still the purest thing we do.
- Full
- Sprint
- 12Sep
Emerald Bay Trail Run
Emerald Bay, CA
You run the rim above the most photographed view in the Sierra. September light on the water.
- Half marathon
- 10K
- 5K
- 19Sep
Sand Harbor Sharkfest Swim
Sand Harbor, NV
Turquoise shallows and granite boulders. The clearest water you will ever race in.
- 1.2 miles
- 0.5 miles
- 26Sep
Great Trail Race
Truckee to Tahoe City, CA
Truckee over the mountain to Tahoe City. Run it or ride it, same course, same morning, same finish line. A Tahoe institution.
- Run 8 miles
- Ride 15 miles
