Half marathons with PB potential in London
Find half marathons with pb potential in London in 2026/2027 - 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
Filter by category
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 17 May
- 12 charities
Hackney Half charity places
Secure your charity place in the Hackney Half - one of the capital's favourite events - while supporting top UK charities. Find a cause and join their team today!
- 13.1 miles road running
- Sun 29 Mar
- FREE-£25
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!
- 13.1 miles road running + 85 m ascent
- 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.
- 13.1 miles road running
- Sun 12 Apr
- £25-£67.50
London Landmarks Half Marathon
A spirited Central London run with live music, upbeat DJs, street-dancers and inspiring themes on a landmark-packed route with closed roads.
- 13.1 miles road running
- Sun 17 May
- FREE-£40
Hackney Half
Dash through 13.1 miles of East London, with vibrant street art, live music, and unbeatable crowd support cheering you on every step of the way. Think handmade banners, high fives, and fun!
- 13.1 miles road running
- Sun 24 May
- £31-£33
RUN Victoria Park Half Marathon
Set in one of East London’s iconic green spaces, this event offers a flat, scenic half marathon route through Victoria Park alongside 5K and 10K options on the same day, ideal for all abilities.
- 13.1 miles road running
- Sun 13 Sep
- £43-£50
Richmond Half Marathon
Be part of London's most exclusive event! Run through its greenest borough, exploring the beauties and history of Richmond. Start inside the Kew Gardens with a family music festival to finish!
- 13.1 miles road running + 91 ft ascent
- Sun 11 Oct
- £66
Royal Parks Half Marathon
Run through four of London’s most beautiful Royal Parks, past iconic landmarks and tree-lined avenues, on a stunning autumn route that combines city energy with natural splendour.
- 13.1 miles road running + 88 m ascent
- Sun 1 Mar
- £42-£54
London Half and 10K Presented by TREK | Half Marathon
- 21.1 km road running + 117 m ascent
- Sun 15 Mar
- £34-£38
Hackney Legacy Half Marathon and Legacy Mile | Half Marathon
- 13.1 miles road running
- Sun 4 Oct
- £42.50-£44.50
Kingston Half Marathon
- 13.1 miles multi terrain running