Chicago, IL, United States · Saturday, October 31, 2026

Fixed Distance 50 mi

Chicago Lakefront Fall 50 Mile Race

31 days away

80 km Distance

not publishedn/a Climbing

4.0 est Grit · Challenging

Calculated from 80 km alone — the organiser has not published an elevation profile. Read 4.0 as a floor, not a verdict.

41.8500° N, 87.6500° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 11 hours 8:15 min/km average. Comfortable. Room to walk the climbs and stop at aid. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. Among the tightest 50 mi cut-offs we track. Measured against 471 races of the same distance. Cut-off calculator →

Field size ~32 Small. Long stretches with nobody in sight.

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, October

Daytime high 15°C

Night low 10°C

Rainfall Showers likely

Daylight 10 h 27 m of light

Regional 2001-2020 average for October — NASA POWER, grid elevation 181 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	50mi	32	Nolan McKenna · 05:16:29	Rachel Burke · 07:17:41
2024	50mi	50	Andrew Redden · 06:30:16	Michelle Hurn · 06:46:11
2023	50mi	34	Isaac Schuetz · 06:24:08	Rachel Burke · 06:40:01
2022	50mi	29	Dan Kittivanichkulkrai · 06:45:46	Rachel Burke · 07:20:59
2021	50mi	31	Jimmy Kasper · 06:53:12	Inga Maurer · 07:55:22
2020	50mi	29	David (Dave) Carta · 06:50:31	Adrienne Eynon · 06:52:54
2019	50mi	31	Walter Jedzejec · 06:28:32	Rachel Burke · 07:48:57
2018	50mi	42	Reade Whitney · 06:54:09	Rachel Burke · 07:19:01
2017	50mi	48	Geoffrey Burns · 05:14:55	Tera Moody · 06:20:22
2016	50mi	40	Maksym Chepeliev · 06:29:05	Bibo Gao · 07:20:00

The field shrank 36% between 2024 (50) and 2025 (32). 25% 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 80 km of trail.

Trail Running Shoes 80 km of trail — cushioning that is still there in the last quarter.
Race Nutrition 80 km of self-supported fuelling between aid stations.
Hydration Vests Flask capacity for 80 km, without the bounce.
Headlamps 80 km almost certainly means running into the night.
GPS Watches Battery life first — a 80 km day outlasts most full-GPS modes.

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

Salomon