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TIER 3

Lost and Found Gravel

Portola, California · 2027: June 12 (pattern — 2nd Saturday of June; 2026 edition ran June 13)

VERDICT California Sierra Nevada gravel in Portola.

51
LAB SCORE
[05]

The Ratings

Course verdict

The 2026 Full Bull is a 99-mile Lost Sierra route with 5,946 feet of gain and 84% dirt.[1]

Course Profile ratings for this race. Select a point for its explanation. LOGISTICS2/5LENGTH3/5TECHNICAL3/5ELEVATION4/5CLIMATE3/5ALTITUDE2/5ADVENTURE3/5 20/35
Course Profile
How the scoring works →
Custom plan

Train for Lost and Found Gravel

A training plan for Lost and Found Gravel—shaped to your fitness and the hours you have.

[01]

Course Overview

The Lost Sierra's biggest weekend — Sierra Buttes Trail Stewardship's flagship gravel fundraiser.

99 mi
Distance
5,946 ft
Elevation
Portola, California
Location
June 12 (pattern — 2nd Saturday of June; 2026 edition ran June 13), 2027
Date
~2,000
Field Size
$100-180
Entry Cost
Facts & History

Founded 2014 by the Sierra Buttes Trail Stewardship as the flagship fundraiser for the Lost Sierra Route, a project connecting 15 Sierra mountain communities by trail. Started small and has grown from roughly 200 riders in 2014 to about 2,000 today. Founded in 2014. By Sierra Buttes Trail Stewardship (Chris McGovern).

Reputation: Beloved regional CA gravel festival with a trail-building mission — three-time winner Serena Gordon calls it "sort of the reason we ride and race bikes."

Grew from ~200 riders (2014) to ~2,000 riders
Joined the Gravel Earth Series in 2025 with a global prize purse
[03]

The Course

Cyclist checking GPS computer on dirt road through burned forest area with rolling hills and scattered cattle in background - Lost and Found Gravel - Portola, CaliforniaPhoto: YouTube / Nick Pinto
Close-up selfie of gravel cyclist wearing helmet on paved road through burned forest landscape with bare tree trunks - Lost and Found Gravel - Portola, CaliforniaPhoto: YouTube / Nick Pinto

The 2026 Full Bull is a 99-mile Lost Sierra route with 5,946 feet of gain and 84% dirt. The organizer notes that published route distances are approximate within a few miles.

Signature challenge: A long, mostly dirt route with 5,946 feet of climbing through the Lost Sierra.

RIDERS REPORT
Early climbing in first 5 miles MI 5
16,000 ft of elevation in the first 5 miles with multiple climbs including a steep section hitting 12% before mile 9. Riders warn not to blow your wad right off the gate.
Hidden left turn MI 8.4
Sneaky left turn at 8.4 miles that riders will miss, marks transition to dirt after ripping descent.
Climb six MI 33
Brutal climb described as 2.7 miles with 650 ft gain on loose gravel. Hits 10% on chunky sections with riders running out of gears.
Windy valley MI 30
Big empty valley with brutal headwind that riders battle through. Race finishes with extended headwind section.
Extremely dusty conditions that will affect chain lubrication and visibility, especially in shadows through trees where riders can't see stumps.
Primo gravel sections mixed with washboards. Loose gravel on climbs that gets chunky and makes traction difficult.
Water crossings that will dry out chain lubrication even quicker after dust exposure.
[04]

From the Field

1,600 ft of elevation in the first 5 miles. Probably not the best idea to blow your wad right off the gate... I say start off slow unless you really got that uh stamina in the first part of the race, first 15 miles of the race.

Nick Pinto · 3.8K views

That was by far the hardest it's ever been. 96 miles, 8,000 ft of climbing... The middle climb and the headwind can eat a bag of you know whats.

Ornot Bike · 805 views

Just hit a big old empty windy valley. It's pretty though, but I don't like wind... Just battling a good old headwind now.

Nick Pinto · 3.8K views

I've done this race four or five times and that was by far the hardest it's ever been.

Ornot Bike · 805 views
Lost & Found Gravel Race Portola CA - Course Re Con
Nick Pinto · 3.8K views · 28:08
We Thought We Had the Right Bike. We Were WRONG
Ornot Bike · 805 views · 5:21
Lost & Found Gravel Ride  ...   Again?
Nick Pinto · 1.4K views · 18:48
RACER

Racer Reviews

Raced Lost and Found Gravel? Be the first to rate it.
[07]

Training

June 12, 2027 LOST AND FOUND GRAVEL
RIDERS REPORT
Make sure chains are lubed with wax, bring lube with you because dust and water crossings will dry it out quickly. One rider had to switch from wax to oil mid-race.
Consider tire inserts to prevent pinch flats on technical sections.
[08]

Train for Lost and Found Gravel

RACE DEMAND PROFILE

Durability
2
Climbing
7
VO2 Power
4
Threshold
6
Technical
6
Heat
0
Altitude
4
Race Specificity
6
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[09]

Race Logistics

Airport
Reno (RNO) 1.5 hours or Sacramento (SMF) 2.5 hours
Lodging
Portola has limited lodging options.
Food
Small town with limited dining. Stock nutrition.
Packet Pickup
Day before typically
Parking
At start/finish
RIDERS REPORT
Start off slow unless you really have stamina for the first 15 miles of climbing to avoid blowing up early.
Position yourself in a good pack but not too far back because dust will make it hard to see.
[10]

Tire Picks

42mmMIXED
1
IRC Boken Double Cross
42mm · $60
Underrated mixed-terrain tire. Fast center with confident shoulder grip.
2
Specialized Pathfinder Pro
42mm · $55 · 32W
Fast center, grippy edges. The modern all-rounder benchmark.
3
Panaracer GravelKing SK
43mm · $65 · 32W
Affordable all-rounder. Light knobs add grip without killing speed.
FRONT/REAR SPLIT Panaracer GravelKing TLC 43mm / IRC Boken Double Cross 42mmFaster front for reduced rolling resistance on straights, grippier rear for traction on loose climbs and corners
[—]

Similar Races

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Frequently Asked Questions

Historical weather data shows average highs of 79°F and lows of 48°F, with a 19% chance of rain on any given day. Conditions swing from velodromedary's 2023 experience of "very dry, dusty and in places, rutted course" to John Watson's 2025 encounter with "moon dust" conditions and "silty washouts." Early June Sierra weather remains unpredictable enough that riders worry about "snow, or at the very least mud in places where snow has recently melted." Similar climate challenges to SBT GRVL.[6]

Packet pickup only Friday 3pm-7pm or Saturday 6am-8am at Portola City Park shows minimal flexibility. The town "blanketed with some of the most elaborate camp set ups you've ever seen" as cyclists turn every available park into overlanding showcases, but volunteers directing parking and remote Sierra location means you're driving or you're not racing.[10]

Lost Sierra backcountry through ranchlands, mountain lakes, and Forest Service roads delivers remote terrain at serious elevation. Photographer John Watson documents the Dixie Fire's aftermath: "massive expanse" of burned forest now carpeted with "Sierra lupine, Snow Plant, Mule Ears" creating "swathes of color." The 80% dirt ratio means wilderness racing with cell service concerns, not sanitized rail-trail touring.[10]

Three-time pro winner Serena Gordon calls it "sort of the reason we ride and race bikes" and praises the "amazing landscape and amazing terrain." The race joined the Gravel Earth Series in 2025 with a global prize purse, but field depth remains thin enough for Gordon to dominate repeatedly, suggesting regional respect without national marquee status.[5]

If you're in California and want a Sierra Nevada event—yes, it's solid. If you're from out of state—there are better options.

[11]

Sources & Citations

Research sources used to build this race profile. Always verify details with official race sources before making travel or registration decisions.

  1. Route Maps RideWithGPS: Lost and Found Gravelerridewithgps.com/routes/48961525
  2. Other Sources Sierratrailssierratrails.org/event/lost-and-found-gravel-grinder/
  3. Other Sources Strambeccostrambecco.com/event/lost-and-found-gravel-festival/
  4. Media & Press Velovelo.outsideonline.com/gravel/the-grind-lost-and-found-an...
  5. Media & Press CX Magazinewww.cxmagazine.com/2014-lost-and-found-gravel-bike-ride-r...
  6. Community Redditwww.reddit.com/r/gravelcycling/comments/13jlt09/lost_foun...
  7. Community Redditwww.reddit.com/r/gravelcycling/comments/14843gg/an_epic_g...
  8. Community Redditwww.reddit.com/r/gravelcycling/comments/1cytq3g/lost_foun...
  9. Community Redditwww.reddit.com/r/gravelcycling/comments/1df0h62/digging_i...
  10. Community abovecategory.com: 100 Miles Of Sierra Paydirt Racing The Lost And Foundabovecategory.com/blogs/journal/100-miles-of-sierra-paydi...
  11. Community wtb.com: Tires Of Choice For Lost And Found 2025www.wtb.com/blogs/wtb/tires-of-choice-for-lost-and-found-...
  12. Community reddit.com: Signed Up For My First Gravel Grinder Lost Andwww.reddit.com/r/gravelcycling/comments/b6apar/signed_up_...
  13. Community ritcheylogic.com: For The Moment I Am Fineritcheylogic.com/blog/for-the-moment-i-am-fine
  14. Community granfondoguide.com: 4711www.granfondoguide.com/Events/Popup/4711
  15. Community theradavist.com: 2025 Lost And Foundtheradavist.com/2025-lost-and-found