Woodside, CA, United States · Saturday, December 19, 2026

Fixed Distance 50K

Woodside Ramble 50K - Winter

107 days away
50 km Distance
not publishedn/a Climbing
2.5 est Grit · Entry level

Calculated from 50 km alone — the organiser has not published an elevation profile. Read 2.5 as a floor, not a verdict.

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37.4299° N, 122.2539° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~78 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, December

Daytime high 13°C
Night low 9°C
Rainfall Showers likely
Daylight 9 h 35 m of light

Regional 2001-2020 average for December — NASA POWER, grid elevation 66 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 50 km of trail.

  • Trail Running Shoes 50 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition 50 km of self-supported fuelling between aid stations.
  • Hydration Vests Flask capacity for 50 km, without the bounce.
  • GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.

Adidas

Terrex Speed Ultra

★★★★★ 4.5

Brooks

Catamount 3

★★★★★ 4.5

Skratch Labs

Sport Hydration Mix

Clean electrolyte drink mix with real fruit flavor. Low sugar.

$20 ★★★★★ 4.5

Nathan

VaporKrar 12L

12L race vest co-designed with ultra champion Rob Krar, with insulated bladder pocket.

$170 ★★★★★ 4.6

COROS

APEX 2 Pro

GPS running watch with 75-hour GPS battery, topo maps, and training metrics.

$500 ★★★★★ 4.7
All gear guides →

Course Notes

The 5-8 miles between aid stations will fly by as runners enjoy the beautiful trails shaded by towering 2nd and 3rd generation redwoods. The diverse course is linked together With Bear Gulch, Skyline Trail , and a sweet loop on Wunderlich Trail.

Similar races

Other 50K trail ultras, closest in distance first.