Half marathons in South East
Find half marathons near me in South East for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sat 26 Apr
- £43-£45
- Sat 26 Apr
- £43-£45
Magna Carta Spring | Half Marathon
The Magna Carta Half Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17-80
- 13.1 miles trail running
- Sun 4 May
- Entries close soon
- Sun 4 May
- Entries close soon
Worthing RUNFEST Half Marathon
Enjoy a fully closed road race, on flat coastal roads with a spectacular seafront finish. Chance to take home a PB along with the finishers' t-shirt and medal.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 13.1 miles road running
- Mon 5 May
- £36-£46
- Mon 5 May
- £36-£46
MK Half Marathon
A popular, fast, scenic AIMS-certified race, with BARR Gold accreditation for outstanding race management featuring beautiful lakes, parks, and picturesque villages with the highest level of support.
- Chip timing
- Enter online
- GPS tracking
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running
- Sat 10 May
- £43-£45
- Sat 10 May
- £43-£45
Bewl Water Spring | Half Marathon
Scenic mixed-terrain route around Bewl Water on undulating rural wooded trails and quiet country lanes. The marathon on the same day was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Hilly
- Age 17 & over
- 13.1 miles trail running
- Sun 25 May
- £35
- Sun 25 May
- £35
ATW Chiltern Half Marathon
Get involved in this exhilarating Half Marathon in the stunning Chiltern Hills! This Area of Outstanding Natural Beauty offers the perfect mix of challenging climbs rewarding descents.
- Enter online
- Age 17 & over
- 21.1 km trail running
- Sat 7 - Sun 8 Jun
- £85-£120
- 4 charities
- Sat 7 - Sun 8 Jun
- £85-£120
- 4 charities
Endure24 | Reading
The UK’s favourite 24-hour trail race! Epic, Brutal, Relentless. Race against the clock to tackle as many laps of the iconic course as you can. How far can you go in 24 hours?
- Dogs allowed
- Entertainment
- Music
- Ballot
- Chip timing
- Enter online
- Event village
- Event expo
- Park
- Free venue entry
- Sustainability policy
- Age 16 & over
- 24 hrs multi terrain running
- Sat 7 Jun
- £43-£45
- Sat 7 Jun
- £43-£45
Magna Carta Summer | Half Marathon
The Magna Carta Half Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
- Chip timing
- Enter online
- Flat
- Age 17 & over
- 13.2 miles trail running
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- Sat 5 Jul
- £30
- Sat 5 Jul
- £30
FixAddiction Half Marathon
A superb summer's day of running and multi-sports at the stunning Olympic venue which boasts fast, flat courses with closed roads. A must for your race schedule this year.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 13.1 miles road running
- Sun 20 Jul
- £32
- Sun 20 Jul
- £32
Bright Skies Surrey Hills | Half Marathon
The Bright Skies Half Marathon is a thrilling daytime trail race following an undulating yomp through Surrey's rolling hills and the Denbies Estate in the Surrey Hills.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 13.1 miles trail running
- Sat 13 Sep
- £43-£45
- Sat 13 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 was previously rated one of the top UK marathons.
- Chip timing
- Enter online
- Undulating
- Age 17-80
- 13.1 miles trail running
- Sun 28 Sep
- £24-£28
- Sun 28 Sep
- £24-£28
Folkestone Rotary Half Marathon | Half Marathon
This ever popular race promises amazing coastal views and a relatively flat coastal promenade run with real PB potential.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 13.1 miles road running
- Sun 5 Oct
- £37-£45
- Sun 5 Oct
- £37-£45
Hastings Half Marathon | Half Marathon
The HHM returns! It's the race you'll want to keep racing, year after year. Explore the delights of the Hastings Half Marathon as it twists & turns through the historic town of Hastings and beyond.
- Chip timing
- Enter online
- Hilly
- Age 17 & over
- 13.1 miles road running
- Sun 12 Oct
- 12 charities
- Sun 12 Oct
- 12 charities
Oxford Half Marathon
Secure your charity place in the Oxford Half Marathon today. Run this fast, flat and beautiful route through historic Oxford while supporting top UK charities. Find a cause and join their team today!
- Carbon neutral
- Wheelchair users
- Recycling
- Newcomers
- Entertainment
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Fancy dress
- Event village
- Urban
- Park
- Sustainability policy
- Public transport links
- Age 17 & over
- 13.1 miles road running
- Sun 19 Oct
- £29-£31
- Sun 19 Oct
- £29-£31
Bedgebury Forest Half Marathon
An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 13.1 miles trail running
- Sat 25 Oct
- £26-£37.50
- Sat 25 Oct
- £26-£37.50
Running Tribe Races | Oct | 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
- Undulating
- Age 17 & over
- 13.1 miles multi terrain running
- Sun 26 Oct
- £31.50
- Sun 26 Oct
- £31.50
River Thames Half Marathon
The beautiful Surrey town of Walton-on-Thames beckons runners to a flat, fast, scenic and largely traffic-free race along the River Thames towpath with roads to Hampton Court Bridge.
- Newcomers
- Entertainment
- Music
- Enter online
- Flat
- PB
- Event village
- Rural
- Age 17 & over
- 13.1 miles road running
- Sun 2 Nov
- FREE-£35
- Sun 2 Nov
- FREE-£35
Wendover Woods Half Marathon
An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!
- Enter online
- Undulating
- Age 17 & over
- 13.1 miles trail running
- Sun 23 Nov
- £35
- Sun 23 Nov
- £35
ATW Wendover Woods Trail Run | Half Marathon
Set in the stunning Wendover Woods, this is the perfect chance to challenge yourself over half marathon distance on scenic trails. Enjoy the fresh air, stunning views and rewarding trails.
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 13.1 miles trail running
- Sun 30 Nov
- £26-£37.50
- Sun 30 Nov
- £26-£37.50
Running Tribe Races | Nov | 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
- Undulating
- Age 17 & over
- 13.1 miles multi terrain running
- Sun 30 Nov
- £26-£37.50
- Sun 30 Nov
- £26-£37.50
Running Tribe Races | Nov | 32K
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
- Undulating
- Age 17 & over
- 32 km multi terrain running
- Sun 14 Dec
- £26-£37.50
- Sun 14 Dec
- £26-£37.50
Running Tribe Races | Dec | 32K
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
- Undulating
- Age 17 & over
- 32 km multi terrain running
- Sun 14 Dec
- £26-£37.50
- Sun 14 Dec
- £26-£37.50
Running Tribe Races | Dec | 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
- Undulating
- Age 17 & over
- 13.1 miles multi terrain running
- Sun 15 Feb 2026
- £37
- Sun 15 Feb 2026
- £37
Hampton Court Half Marathon
This is the original Hampton Court Half Marathon and is run over a fast, flat and interesting course that borders the river-side grounds of the magnificent palace with King Henry VIII cheering on!
- Newcomers
- Entertainment
- Music
- Enter online
- Flat
- PB
- Traffic free
- Event village
- Rural
- Age 17 & over
- 13.1 miles road running
- Sun 1 Mar 2026
- Sun 1 Mar 2026
ALTRA Brighton Half Marathon
Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!
- Chip timing
- Enter online
- Traffic free
- Age 17 & over
- 13.1 miles road running
- Sun 22 Mar 2026
- 1 charity
- Sun 22 Mar 2026
- 1 charity
Green Park Reading Half Marathon
Take in the highlights of the centre of Reading and the beautiful grounds of the University campus while experiencing huge crowd support as you're cheered into the Olympic stadium and over the finish!
- Chip timing
- Enter online
- Age 17 & over
- 13.1 miles road running