Half marathons in March 2026
Find half marathons in March 2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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Event listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.

- Sat 28 Mar 2026
- £31
Monsal Trail April Half Marathon | Saturday
Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 13.1 miles multi terrain running + 2181 ft ascent

- Sun 29 Mar 2026
- £45.50-£52.50
Kew Gardens Half Marathon
The Kew Half Marathon starts inside Kew Gardens and every runner will receive a fantastic medal, a technical running t-shirt (male and female cut) and free entry into the gardens!
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 13.1 miles road running + 85 m ascent

- Sun 29 Mar 2026
- £29-£31
Sir Titus March Mayhem | Half Marathon
Spring along the Leeds and Liverpool Canal with the Spring Tide Sir Titus Trot along the flat, even towpath. Perfect for all abilities, it tends to sell out very quickly.
- Chip timing
- Enter online
- Flat
- Age 17 & over
- 13.1 miles trail running + 253 ft ascent

- Sun 29 Mar 2026
- £32-£38
Zig Zag Challenge | 6 Hour
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 6 hrs trail running + 299 ft ascent

- Sun 29 Mar 2026
- £31
Brett Lydd Half Marathon
A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 13.1 miles road running + 104 ft ascent

- Sun 29 Mar 2026
- £26-£37.50
Running Tribe Races | Mar | Half Marathon
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
- Enter online
- Hilly
- Age 16 & over
- 13.1 miles multi terrain running + 3002 ft ascent
- Sun 29 Mar 2026
- £17-£29
Fraggle Run - North | Half Marathon
Who doesn't know and love The Fraggles! Come and join in the Fraggle Run and earn a medal based on the adorable little creatures!!
- Enter online
- Age 17 & over
- 13.1 miles trail running

- Sun 29 Mar 2026
- £31
Monsal Trail April Half Marathon | Sunday
Take to one of the most iconic trails in the Peak District for stunning and traffic-free racing joy on a former Midland railway line taking you through four tunnels and across the spectacular viaduct!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 13.1 miles multi terrain running + 2181 ft ascent

- Sun 29 Mar 2026
- £29-£31
RUN Battersea Park Half Marathon Spring
Lace up your trainers and RUN Battersea Park Half which will be a scenic and energising experience on a pancake-flat course for all abilities with beautiful views of green spaces and the River Thames.
- Newcomers
- Chip timing
- Enter online
- Flat
- PB
- Event village
- Park
- Age 18 & over
- 13.1 miles road running

- Sun 29 Mar 2026
- £32-£38
Zig Zag Challenge | 4 Hour
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 4 hrs trail running + 299 ft ascent
- Sun 1 Mar 2026
High Lodge Half Marathon - Spring
- 13.1 miles multi terrain running
- Sun 1 Mar 2026
Pitsford Water Trail Races | Half Marathon
- 13.1 miles trail running + 607 ft ascent
- Sun 1 Mar 2026
Chelmsford Half Marathon, 10K and 5K | Half Marathon
- 13.1 miles road running + 338 ft ascent
- Sun 1 Mar 2026
London Half and 10K Presented by TREK | Half Marathon
- 21.1 km road running + 117 m ascent
- Sat 7 Mar 2026
EnduranceLife - Sussex | Half Marathon
- 13.1 miles trail running + 2185 ft ascent
- Sun 8 Mar 2026
Great Welsh Marathon Events | Half Marathon
- 13.1 miles road running + 240 ft ascent
- Sun 8 Mar 2026
Eastbourne Half Marathon
- 13.1 miles road running + 166 m ascent
- Sun 8 Mar 2026
Lambert & Foster Paddock Wood Half Marathon
- 13.1 miles road running
- Sun 8 Mar 2026
Leith Hill Half Marathon
- 13.1 miles trail running + 1778 ft ascent
- Sun 8 Mar 2026
Inverness Half Marathon & 5K | Half Marathon
- 13.1 miles road running
- Sat 14 Mar 2026
Welcome Way | 13 Mile
- 13 miles trail running + 2200 ft ascent
- Sat 14 Mar 2026
Brechfa Trail Races: Half Marathon & Marathon | Half Marathon
- 13 miles trail running
- Sun 15 Mar 2026
Weymouth Half Marathon | Half Marathon
- 13.1 miles road running + 463 ft ascent