Seattle, WA, United States · Saturday, March 27, 2027

Timed 12 hours

Dizzy Daze 12 Hour Race

177 days away

not publishedn/a Distance

not publishedn/a Climbing

not publishedn/a Grit

We hold no course length for this race — a timed or backyard event is measured by the clock, not the kilometre — so there is no Grit score to give you.

47.6062° N, 122.3321° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~41 Small. Long stretches with nobody in sight.

DUV results for the 2026 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, March

Daytime high 10°C

Night low 3°C

Rainfall Showers likely

Daylight 12 h 30 m of light

Regional 2001-2020 average for March — NASA POWER, grid elevation 110 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	12h	41	Matthew Billings · 123.597 km	Trisha Steidl · 102.998 km
2025	12h	53	Tyler Rocha · 118.447 km	Cecilia Eldridge · 87.548 km
2024	12h	52	Zachary Szablewski · 123.597 km	Janelle Stark · 113.297 km
2023	12h	42	Saulius Braciulis · 113.297 km	Trisha Steidl · 118.447 km
2022	12h	24	Ibrahim Ismail · 118.447 km	Karol Loaiza Cespedes · 92.698 km
2019	12h	59	Michael Wasserman · 113.297 km	Van Phan · 92.698 km
2018	12h	42	Michael Wasserman · 108.147 km	Jennifer Marquardt · 108.147 km
2017	12h	41	Christopher Schultheiss · 97.848 km	Rochelle Garnanez · 92.698 km
2015	12h	75	Bradley Gates · 118.447 km	Claire Horan · 92.698 km
2014	12h	98	Christopher Bellevie · 118.447 km	Kate van Houdt · 87.548 km

The field shrank 23% between 2025 (53) and 2026 (41). 46% of the 2026 field were women.

DUV results for the 2026 edition (12h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

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 this trail race.

Trail Running Shoes Cushioning on trail that is still there in the last quarter.
Race Nutrition Self-supported fuelling between aid stations.
Hydration Vests Flask capacity without the bounce.
Headlamps A 12 h limit puts you out there after dark.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.