Half marathons in East of England
Find half marathons in East of England in 2025/2026 - 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 22 Mar 2026
- £32-£34
ATW Run Fest at Lee Valley | Half Marathon
Smash your personal best on a traffic-free, flat and fast course from the White Water Centre and into surrounding beautiful regional parkland with a custom-designed medal for finishers.
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 79 ft ascent
- Sun 29 Mar 2026
- £32-£38
Zig Zag Challenge
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.
- Newcomers
- Dogs allowed at venue
- Event village
- Park
- Age 18 & over
- Multi-terrain run 2
- Mon 6 Apr 2026
- £30-£32
ATW Stevenage Spring Half Marathon
From the fantastic Ridlins Stadium athletics track, wind your way around superb traffic-free tarmac routes and enjoy the beautiful Fairlands Valley Park the return to a vibrant event village!
- Enter online
- Traffic free
- Age 17 & over
- 13.1 miles road running + 285 ft ascent
- Sun 12 Apr 2026
- £27-£38
Haughley Festival of Running
Join in at the beautiful Haughley Park for the Haughley Festival of Running and join like-minded runners tackling a variety of distances on the day within the 4 or 6-hour time limit.
- Newcomers
- Dogs allowed at venue
- Event village
- Park
- Age 18 & over
- 5K run
- 10K run
- Half marathon 2
- Marathon
- Ultra run
- + 1 more race
- Sun 19 Apr 2026
- £27-£38
The Roman Ramble
Come and join the run in a 4 or 6-hour running challenge, you’ll have plenty of time to enjoy the stunning route, push your limits, and, of course, earn your race bling!
- Families
- Newcomers
- Event village
- Age 14 & over
- 5K run
- 10K run
- Trail run
- Half marathon 2
- Marathon
- + 1 more race
- Sun 26 Apr 2026
- £29-£36
The Other Run | Half Marathon
On the same day as the famous marathon in London, why not come along to The "Other" Run? Complete a half marathon and earn a Zig Zag medal too.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 13.1 miles road running + 764 ft ascent
- Sun 10 May 2026
- £29-£34
Zig Zag Half Marathon
The half marathon follows the beautiful Windmill route from the Suffolk Running Centre which is mildly undulating and very scenic with views over the local windmill.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 13.1 miles road running + 764 ft ascent
- Sat 23 May 2026
- £33-£38
Farmmageddon | Half Marathon
Can you survive Farmmageddon? A fantastic half marathon through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Traffic free
- Age 18 & over
- 13.1 miles trail running + 164 ft ascent
- Sun 7 Jun 2026
- £29-£36
Valley of the Owls Run | Half Marathon
This route takes in the Valley of the Owls in Suffolk, with some of the oldest roads in England and very beautiful countryside.
- Enter online
- Age 18 & over
- 13.1 miles road running + 725 ft ascent
- Sun 14 Jun 2026
- £36-£38
ATW St Albans Half Marathon
A community focused event, ATW St Albans Half Marathon aims to raise money for local charities and organisations as well as put on a great day out for all the family, delivered by runners for runners.
- Chip timing
- Enter online
- Traffic free
- Age 17 & over
- 13.1 miles road running + 699 ft ascent
- Sat 27 Jun 2026
- £27-£38
Cock-a-doodle Dawdle
Join like-minded runners doing different distances, starting from the base camp of Hyde Hall Farm and encompassing the beautiful grounds around it.
- Newcomers
- Dogs allowed at venue
- Event village
- Rural
- Age 14 & over
- 5K run
- 10K run
- Trail run
- Half marathon 2
- Marathon
- + 1 more race
- Sun 5 Jul 2026
- £33-£38
Summer Ready Run
Come and join the fun in a 4 or 6-hour running challenge at Ferry Meadows! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Newcomers
- Event village
- Park
- Age 18 & over
- Multi-terrain run 2
- Thu 23 Jul - Sat 1 Aug 2026
- £300-£350
Great Barrow Challenge | 10 events in 10 days
10 running events in 10 days in the beautiful Suffolk countryside. Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!
- Enter online
- Undulating
- Rural
- Age 18 & over
- 10 days trail running
- Sun 27 Sep 2026
- £34-£46
Larking Gowen Ipswich Half Marathon
Starting and finishing at Portman Road Stadium, home to Ipswich Town FC, runners will cross the finish line to a roaring crowd of admirers to receive an exclusive event medal and goody bag!
- Venue accessible
- Newcomers
- Chip timing
- Enter online
- Undulating
- Traffic free
- Fancy dress
- Event village
- Urban
- Free venue entry
- Sustainability policy
- Public transport links
- Age 17 & over
- 13.1 miles road running + 540 ft ascent
- Sun 2 Nov
Hertfordshire Half Marathon and 10K | Half Marathon
- 13.1 miles road running + 218 m ascent
- Sun 15 Feb 2026
Norfolk Trail Marathon/Half Marathon - Marriott's Way | Half Marathon
- 13.1 miles trail running
- Sun 1 Mar 2026
High Lodge Half Marathon - Spring
- 13.1 miles multi terrain running
- Sun 1 Mar 2026
Chelmsford Half Marathon, 10K and 5K | Half Marathon
- 13.1 miles road running + 338 ft ascent
- Sun 1 Mar 2026
Berkhamsted Half Marathon and 5 Mile Fun Run | Half Marathon
- 13.1 miles road running
- Sat 28 Mar 2026
Run the Wild Half Marathon - Spring Edition
- 21.1 km trail running + 300 m ascent
- Sun 19 Apr 2026
Northstowe Half & Toms Trust 5K | Northstowe Half Marathon
- 13.1 miles multi terrain running
- Sun 19 Apr 2026
The Norfolk Marathon and Half Marathon | Half Marathon
- 13.1 miles road running + 143 m ascent
- Sun 7 Jun 2026
Hitchin Hard Half Marathon, Tough Ten Miler and Fierce 5 Miler and Kids Fun Run | Hitchin Hard Half Marathon
- 13.1 miles road running