Mariposa county's classic Merced River Canyon Race returns this year with two options for runners. McCabe Flat Flat out. T his 5 mile race is from the Briceburg bridge to McCabe Flat campground and back (2.5 each way). As the name suggests this race is about as flat as a race in the foothills can be. This race can be done at any pace but some will choose to try and set a record on the flattest footrace in the county. Burma Grade . This 9 mile race starts at the river level and climbs up the mighty Burma Grade (4.5 each way). This race offers the most elevation of any foot race in the county and leaves the racers with an amazing sense of accomplishment. Both races are on hardpacked unpaved roads and offer amazing scenery in the Merced River Canyon. Note on location and directions, please take highway 140 to get to Briceburg. While there are other ways to get here, they are not recommend, especially not on race day.
Hotels Near This Race
Find accommodation close to the start line in Briceburg, CA. Sorted by distance from the race venue. Book early — race weekend hotels fill fast.
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Merced River Canyon Run – Burma Grade and McCabe Flat – Briceburg, CA 2026
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Race Travel Insurance
Don't forget travel insurance for April 4.
You've trained for months and booked a trip to Briceburg, CA.
A pre-race injury, a delayed flight, or a family emergency can derail the whole thing.
Travel insurance can help cover your race entry fee, hotel, and flights if you can't make it,
and may cover medical costs if something goes wrong on the course. Plans typically only run
5-7% of your total trip cost — and running events are covered under standard plans with no
additional coverage needed.
Trip cancellation up to 100% of prepaid costs
Running events covered under standard plans — no add-ons needed
Trip interruption up to 150% of non-refundable costs
