Springfield, MO, United States · Saturday, December 5, 2026

Fixed Distance 50K

Last Chance 50 km Ultra Race

66 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.

37.2153° N, 93.2982° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~14 Tiny. You will run alone for most of it.

DUV results for the 2025 edition (50mi) — 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 7°C
Night low -3°C
Rainfall Mostly dry
Daylight 9 h 44 m of light

Regional 2001-2020 average for December — NASA POWER, grid elevation 374 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 50mi 14 Ray Millard · 08:33:52 Lily Guthrie · 13:55:34
2025 50km 13 Ricky Archer · 04:22:56 Elizabeth Deakos · 05:16:20
2022 50km 38 Marc Reitzner · 05:08:46 Sara Rondorf · 04:49:10
2022 50mi 14 Marc Plummer · 09:22:18 Mary Law · 12:58:24
2021 50km 42 Andrew Hermiston · 04:31:26 Candice Knuteson · 04:53:10
2021 50mi 16 James Bird · 08:50:25 Jenny Overstreet · 09:22:26
2020 50km 60 Jonathan Murphy · 03:50:59 Amanda Toliver · 05:10:56
2020 50mi 19 Robert McClung · 09:05:36 Alexandra Luechtefeld · 11:09:48

14% of the 2025 field were women.

DUV results for the 2025 edition (50mi) — 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.
All gear guides →

Similar races

Other 50K trail ultras, closest in distance first.