Marathons with PB potential in UK in Autumn
Find marathons with pb potential in UK in Autumn - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 13 Sep 2026
- £49.50-£56.50
- 5 charities
Richmond Marathon
Run 'The world's most scenic marathon' through London's greenest borough including Richmond Bridge and the Tow Path. Start inside the Kew Gardens with family fun music festival to finish!
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 18 & over
- 26.2 miles road running + 160 m ascent
- Sat 19 Sep 2026
- £39-£41
Oktoberfest | Marathon
Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. A marathon to warm the depths of your heart along the flat, even towpath - this event is perfect for all abilities.
- Chip timing
- Enter online
- Flat
- PB
- Age 18 & over
- 26.2 miles trail running + 210 ft ascent
- Sun 27 Sep 2026
- £80
- 2 charities
Baxters Loch Ness Marathon and Festival of Running | Loch Ness Marathon
Loch Ness Marathon is a monster race - running point-to-point alongside the shores of the most famous loch in the world!
- Chip timing
- Enter online
- Undulating
- PB
- Traffic free
- Age 18 & over
- 26.2 miles road running + 350 m ascent
- Sun 11 Oct 2026
- £63-£69
MBNA Chester Marathon
A multi-award winning event and three-time winner of the UK's Best Marathon (up to 5,000 runners) as well as the UK’s only international marathon from the historic Roman/Medieval City of Chester!
- Chip timing
- Enter online
- GPS tracking
- Undulating
- PB
- Traffic free
- Age 18 & over
- 26.2 miles road running + 209 m ascent
- Sat 31 Oct 2026
- £39-£41
Hubble Bubble & Ghostly 1 Mile | Marathon
A Halloween-themed marathon you won't want to miss, bringing together runners of all abilities to share memories in what they love to do. Reach the finish to enjoy tasty Halloween treats.
- Enter online
- Flat
- PB
- Traffic free
- Age 18 & over
- 26.2 miles trail running + 288 ft ascent
- Sun 15 Nov 2026
- £40-£42
Rothwell Kebabathon | Marathon
Discover the ultimate trail running experience at Leeds Skelton Lake Services - an unexpected haven for nature lovers and a fantastic trail marathon.
- Enter online
- PB
- Age 18 & over
- 26.2 miles trail running