Running
Marathon
42.2 km
Great Glen Ultra Marathon
Loading map…
Trail in United Kingdom, Fort William
Distances
About
One of Scotland’s toughest running challenges, set amongst stunning scenery. Run 72 miles from Fort William to Inverness along the historic Great Glen within a 22-hour time limit, following a fully marked route with marshaled checkpoints.
Catering & aid stations
On-course Verpflegung / aid stations provided; specifics confirmed in race briefing.
Pacers
Race features pacemaker / Pacerflaggen. Target times per Startwelle are outlined on the Renntag für Laufende schedule; 2–6 sentences of pacers guidance available on the race page.
Results
View official resultsTypical weather in Fort William
Monthly averages based on historical data (2000–present).
Jan6°2°
↑ 08:48
↓ 16:12
Feb6°2°
↑ 07:51
↓ 17:20
Mar8°3°
↑ 06:36
↓ 18:24
Apr11°4°
↑ 06:13
↓ 20:29
May14°7°
↑ 05:03
↓ 21:32
Jun16°10°
↑ 04:28
↓ 22:16
Jul18°12°
↑ 04:51
↓ 22:03
Aug17°12°
↑ 05:50
↓ 21:02
Sep15°10°
↑ 06:53
↓ 19:40
Oct12°7°
↑ 07:54
↓ 18:19
Nov8°4°
↑ 08:02
↓ 16:10
Dec6°2°
↑ 08:53
↓ 15:41
Sign up now
Register on the official organiser website.
Sign up nowRoute maps
What's included in entry
- Race memento
- Goody bag
- Technical race t-shirt or vest
FAQ
What are the checkpoint cut-off times for the Great Glen Ultra Marathon?
Checkpoint cut-off times are: Clunes (10.5mi) — 2h45m; Laggan Locks (20mi) — 4h30m; Fort Augustus (31mi) — 7h30m; Invermoriston (40mi) — 10h; Drumnadrochit (54.5mi) — 14h30m; Loch Laide (62mi) — 18h; Finish (72mi) — 22h. These are based on prior years and marshals may adjust for weather or circumstances.
Is the Great Glen Ultra Marathon a supported or unsupported race?
The race is designed to be run unsupported — drop bags are available at checkpoints, but no support crews are allowed on course.
What kit is mandatory for the Great Glen Ultra Marathon?
Mandatory kit includes a foil blanket (not cut down), a working mobile phone with race control number, 1 litre water-carrying capability, small first aid kit, and a race vest. Full details are in the race briefing sent 3 weeks before the event.
Can I register for the 2026 Great Glen Ultra Marathon?
Registration is currently open. Official registration is via the race page on runyarocket.com — use the on-site registration form or contact Bill@runyarocket.com for inquiries.
Last updated: Jun 6, 2026, 12:20:29 AM
Get RaceAlerts
We'll email you when races match your filters. No spam — only what fits your goals.
Related runs
On your marks
Loading race details…