Half marathons with PB potential in March 2026
Find half marathons with pb potential near me in March 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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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 1 Mar
- £46.99-£49.99
Jones o Gymru Anglesey Half Marathon
The most beautiful half marathon in North Wales! Flanked by breathtaking views of Eryri (Snowdonia), the beauty and uniqueness of this event is what draws people from all over the UK!
- Chip timing
- Enter online
- Undulating
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 224 m ascent
- Sun 1 Mar
- £33
Oundle 20 Mile
Come to the historic market town of Oundle for the return of the Oundle 20 Mile! Ideal training for spring marathons on a scenic course offering genuine PB potential.
- Enter online
- Undulating
- PB
- Age 18 & over
- 20 miles road running + 633 ft ascent
- Sun 1 Mar
- £37.50-£39.50
Taunton Half Marathon
40th edition! A highly anticipated annual half marathon for the running community with the theatre of a traffic-free, town centre start and finish for that great race-day buzz!
- Enter online
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 505 ft ascent
- Sun 8 Mar
- £18-£35
HOKA Paris Half Marathon
An early-season opener and chance to get back in the swing as spring approaches. Speed, timing, motivation, performance: this race will set the pace for your athletic challenges in the year to come.
- Beginner-friendly
- Entertainment
- Music
- Chip timing
- Enter online
- PB
- Traffic free
- Fancy dress
- Event village
- Event expo
- Urban
- Park
- Age 17 & over
- 21.1 km road running
- Sun 8 Mar
- £36-£38
ATW Nottingham Holme Run | Half Marathon
Join this fantastic experience on a completely flat course – perfect for achieving your personal best over a certified, accurate route, with free race photo, custom medal and friendly support!
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 13 ft ascent
- Sat 14 Mar
- £29-£31
Spring Time Canal Canter | Half Marathon
Fast, flat, PB-grabbing event on traffic-free trails and the canal towpath with a bespoke medal and treats at the finish line. All levels of runner welcome.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles trail running + 144 ft ascent
- Sun 15 Mar
- £15-£45
- 6 charities
GetPRO Bath Half
Run through traffic-free streets in the heart of Bath and experience the electric atmosphere on the course through the UK's only World Heritage City!
- Trees not tees
- Venue accessible
- Recycling
- Plastic bottle free
- Entertainment
- Ballot
- Chip timing
- Enter online
- GPS tracking
- Fundraising required
- Flat
- PB
- Traffic free
- Event village
- Urban
- Park
- Sustainability policy
- Public transport links
- Plastic-free event
- Age 17 & over
- 13.1 miles road running + 239 ft ascent
- Sun 22 Mar
- £45
The Hospice Half Marathon
Run a half marathon on the island of Jersey from St Ouen in the west to the capital, St Helier, in the south along a fantastically flat and scenic course with a 5K downhill into the finish!
- Beginner-friendly
- Chip timing
- Enter online
- Flat
- PB
- Event village
- Age 17 & over
- 13.1 miles road running + 106 m ascent
- Sun 22 Mar
- £34-£36
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
- Sat 28 Mar
- £30-£32
Yorkshire Weekend Saunter Series in Slawit | Half Marathon
“Your Distance, Your Pace, Your Weekend” Looking for a friendly, scenic half marathon in Yorkshire?
- Enter online
- PB
- Age 17 & over
- 13.1 miles road running + 417 ft ascent
- Sun 29 Mar
- FREE-£25
- 4 charities
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
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 85 m ascent
- Sun 29 Mar
- £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
- Sun 29 Mar
- £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.
- Beginner-friendly
- Chip timing
- Enter online
- Flat
- PB
- Event village
- Park
- Age 18 & over
- 13.1 miles road running
- Sun 1 Mar
London Half and 10K Presented by TREK | Half Marathon
- 21.1 km road running + 117 m ascent
- Sun 8 Mar
Great Welsh Marathon Events | Half Marathon
- 13.1 miles road running + 240 ft ascent
- Sun 15 Mar
Weymouth Half Marathon | Half Marathon
- 13.1 miles road running + 463 ft ascent
- Sun 15 Mar
Hackney Legacy Half Marathon and Legacy Mile | Half Marathon
- 13.1 miles road running
- Sun 15 Mar
Milton Keynes Festival of Running | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
Run Carlisle Half Marathon and 10K | Half Marathon
- 13.1 miles road running
- Sun 22 Mar
Waters Wilmslow Running Festival | The Asics Half Marathon
- 13.1 miles road running + 386 ft ascent