

14th Annual Luc's Run
Luc's Run: a flat road half marathon honoring a fallen pilot in historic Tuolumne.
Race Date
May 15, 2027
Location
Tuolumne, CA
Quick facts
- Date
- Saturday, May 15, 2027
- Location
- Tuolumne, California
- Distance
- Half marathon (13.1 mi) + 10K, 2 Miles, 1K, 1 Miles
- Course
- Loop Course
- Terrain
- Road
- USATF certified
- Not listed
Highlights
Atmosphere
The Experience
Each spring, runners gather in historic Tuolumne, California, for the 14th annual Luc's Run, a half marathon that honors the legacy of Major Lucas Gruenther, a USAF pilot who lost his life in a training accident. The race, one of the premier events in the county, draws a tight-knit community of participants who run to support the Major Lucas Gruenther Legacy Foundation. The course is a flat loop on paved roads, ideal for a fast, comfortable effort. Typical race-day conditions are mild, with temperatures in the 50s to 70s and low chance of rain.
A unique aspect of Luc's Run is its virtual component, allowing supporters worldwide to participate on their own turf. The event also offers a 10K, 2-mile, and kids' run, making it accessible to runners of all ages and abilities. All proceeds go directly to the foundation, ensuring that Luc's spirit of service and kindness continues to inspire.
Race-provided description
Luc's Run is held annually each spring in historic Tuolumne, California and Virtually Anywhere in the World. Luc's Run is known as one of the premier races in the county. We are looking at welcoming our local 10K, 2-mile, and Kids Run (ages 10 & under) back to Tuolumne, CA in 2023! And of course welcoming our supporters around the globe through our virtual run where hundreds of enthusiasts from around the world walk and run in support of Luc’s legacy on their own turf with a virtual 1/2 marathon, 10K, 2-mile, and Kids Run (ages 10 & under). Sign up for two events and save 5%, sign up for all three and save 15%! On January 28, 2013, Luc, a United States Air Force pilot was on a training mission over the Adriatic Sea off the coast of Italy. During the sortie, Luc was forced to eject from his F-16 and did not survive the ejection. Luc is survived by family and friends who continue his Legacy through the Major Lucas Gruenther Legacy Foundation. Major Lucas Gruenther was an incredible human being. He was an outstanding F-16 fighter pilot, community role model, and a true humanitarian. He lived his life to the fullest and never took a single day for granted. Luc is remembered for the way he treated people with wisdom and kindness and was a genuine human being who made a tremendous positive impact. All proceeds from this race go to the Major Lucas Gruenther Legacy Foundation, an IRS-approved 501(c)(3) non-profit organization. The purpose of the Major Lucas Gruenther Legacy Foundation is to bestow scholarships to Americans for the advancement of educational goals and self development.
Logistics
Race Day
Saturday, May 15, 2027
Start Time
8:00 AM
Giveaway
1/2 Marathon Race Shirt
Start Location
18375 Fir Ave, Tuolumne, CA, 95379
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Ultra-Flat
Net Drop/km
0 m (Flat)
Separation
0.0%
Also Offers
Course Map
3 other maps for this race
Quality Score
first year
no finisher counts yet
small race — neutral
needs a few years of results
3 timing sources
no finisher data yet
no winner time yet
typical high 75°F
Race Day Weather
5-year historical avgStart (Low)
51°
Afternoon (High)
75°
Warm — hydration strategy is key, start conservatively
0.0"
Precipitation
9 mph
Wind
53%
Humidity
Frequently asked
When is the 14th Annual Luc's Run?
The 14th Annual Luc's Run is held on Saturday, May 15, 2027, starting at 8:00 AM.
Where does the 14th Annual Luc's Run take place?
It takes place in Tuolumne, California.
What distances does the 14th Annual Luc's Run offer?
The half marathon (13.1 miles), plus 10K, 2 Miles, 1K, 1 Miles.
Is the 14th Annual Luc's Run course flat and good for a PR?
The 14th Annual Luc's Run is a ultra-flat, loop course course.
HalfRuns editorial — independent, no paid placement.
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