Bulldog 50k Ultra Run

Race completed

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.

34.1578° N, 118.6384° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 9 hours 10:48 min/km average. Generous. Walkable throughout for most of the field. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Tighter than 71% of 50K races. Measured against 1034 races of the same distance. Cut-off calculator →

Field size ~190 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2026 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, August

Daytime high 26°C

Night low 18°C

Rainfall Dry — rain unlikely

Daylight 13 h 28 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 183 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2026	50km	190	Makai Clemons · 03:23:49	Cora Davies · 04:37:28
2025	50km	195	Scott Munson · 03:49:19	Rosa Kwak · 04:30:48
2024	50km	168	Anthony Fagundes · 03:30:03	Eva Frieden · 04:46:28
2023	50km	171	Scott Munson · 04:00:41	Rosa Kwak · 04:39:36
2022	50km	117	Chris Myers · 03:30:13	Courtney Barnes · 04:20:29
2021	50km	98	Nils Arend · 04:04:51	Jian (Stella) Springer · 04:46:08
2019	50km	140	Chris Myers · 03:46:56	Stephanie Hillman · 05:07:08
2018	50km	166	Benjamin Atkins · 04:00:48	Rachel Ragona · 04:48:27
2017	50km	133	Joel Frost-Tift · 04:04:32	Selina Nordberg · 05:36:02
2016	50km	252	Oswaldo Hurtado · 03:36:52	Rachel Ragona · 04:25:09

The field has held steady: 195 in 2025, 190 in 2026. 26% of the 2026 field were women.

DUV results for the 2026 edition (50km) — finishers 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 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.

Brooks

Catamount 3

RunRepeat found the Brooks Catamount 3 to have a cozier upper that enhances the overall fit, though breathability and durability could be better. iRunFar noted…

★★★★★ 4.5

Adidas

Terrex Agravic Speed Ultra

RunRepeat found the Adidas Terrex Agravic Speed Ultra to be perfect for midfoot and forefoot strikers, while iRunFar noted that the shoe feels incredibly effici…

★★★★★ 4.5

Spring Energy