Trail Half marathons in September 2026
Find trail half marathons near me in September 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by place
Filter by date
This week
This weekend
Next week
Next weekend
Feb
Mar
Apr
May
Jun
Jul
Aug
Oct
Nov
Dec
Winter
Spring
Summer
Autumn
All dates
Filter by category
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 5 Sep
- £30-£32
Hip Hip Hooray it's Hornsea | Half Marathon
We all love to be beside the seaside, so why not enjoy a trail half marathon from the coast at Hornsea? You can grab yourself fish and chips and an ice cream from the front after the race.
- 13.1 miles trail running + 161 ft ascent
- Sat 12 Sep
- £43-£45
Bewl Water Autumn | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon course at the same venue was previously rated one of the top UK marathons.
- 13.1 miles trail running + 710 ft ascent
- Sun 13 Sep
- £38.50
Cheshire 3 Peaks Half Marathon
This event takes in some of Cheshire's finest country, and certainly its highest! Summit Tegg's nose, Shuttlingsloe and Shining Tor with views, diverse terrain and finisher medal.
- 13.1 miles trail running + 847 m ascent
- Sat 19 Sep
- £29-£36
The Lucky Horseshoe | Half Marathon
Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!
- 13.1 miles trail running
- Sat 19 Sep
- £30-£32
Oktoberfest | Half Marathon
Get your Oompah vibe on and enjoy a trip up the Leeds and Liverpool Canal. A half marathon to warm the depths of your heart along the flat, even towpath - this event is perfect for all abilities.
- 13.1 miles trail running + 105 ft ascent
- Sun 20 Sep
- £37.50-£39.50
Something to Talk About
Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.
- 7 hrs trail running + 404 ft ascent
- Sun 27 Sep
- £27-£38
The Wensum Way Trail
Enjoy the stunning route, push your limits, and, of course, earn your race bling over the distance of your choice. Runners will love the fuel and encouragement with every lap!
- 5K run
- 10K run
- Trail run
- Half marathon 2
- Marathon
- + 1 more race
- Sun 27 Sep
- £32
Race on the Chase | Half Marathon
8th Anniversary! The Race on the Chase Half Marathon has already gained a strong reputation with runners for its great trails, views and friendly atmosphere. It's trail running heaven.
- 13.1 miles trail running + 1010 ft ascent
- Sun 6 Sep
- £35-£37
City to Sea | Half Marathon
- 13.1 miles trail running + 2100 ft ascent
- Sun 13 Sep
- £69
Bacchus Wine Half Marathon
- 13.1 miles trail running + 1427 ft ascent
- Sun 27 Sep
- £34-£36
The Forest of Dean Autumn Half Marathon
- 13.1 miles multi terrain running + 800 ft ascent