Fred von der Heydt Memorial 6 Hour 60th Birthday Run

Race completed

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.

40.8862° N, 73.2573° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~15 Tiny. You will run alone for most of it.

DUV results for the 2025 edition (6h) — ranked runners only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, September

Daytime high 23°C

Night low 17°C

Rainfall Showers likely

Daylight 12 h 00 m of light

Regional 2001-2020 average for September — NASA POWER, grid elevation 31 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	6h	15	David Miao · 53.510 km	Kimberly Hooper-Stanley · 47.877 km
2024	6h	33	Ryan Clifford · 87.306 km	Helen Huang · 61.959 km
2023	6h	21	Keith Masso · 66.771 km	Erin Blasdel-Gebelin · 67.737 km
2022	6h	22	Hengzhi Zhu · 60.382 km	Kelly Gillen · 56.230 km
2021	6h	27	Ryan Clifford · 84.780 km	Jodi Kartes-Heino · 55.232 km
2019	6h	18	Danny Yip · 59.964 km	Jodi Kartes-Heino · 56.423 km
2018	6h	31	Byron Lane · 64.373 km	Robyn Kenul · 59.545 km
2017	6h	28	Dennis Fabiszak · 63.955 km	Heather Williams · 65.500 km
2016	6h	32	Aaron Heath · 71.808 km	Shannon McGinn · 69.459 km
2015	6h	37	Aaron Heath · 73.707 km	Jodi Kartes-Heino · 61.348 km

The field shrank 55% between 2024 (33) and 2025 (15). 20% of the 2025 field were women.

DUV results for the 2025 edition (6h) — 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.
GPS Watches Battery life first — an ultra outlasts most full-GPS modes.

La Sportiva

Prodigio Pro

RunRepeat found the La Sportiva Prodigio Pro to have a secure, locked-in fit due to its premium upper, and also praised the shoe's energetic ride, particularly…

$225 ★★★★★ 4.6

HOKA