Find half marathons in and around Wales for 2023/2024 - filter events by date, display on a map or use the advanced search to find your perfect race.
The 'UK's most beautiful Half Marathon'! Fast run flanked by breathtaking views of Snowdonia National Park and the Menai Straits. It's no wonder this race has become a firm favourite.
An exciting and spectacular event starting near Table Mountain and exploring the nearby Black Mountains, with incredible support guaranteed.
An iconic road race around Wales' capital offering a flat course from the castle to the marina and over the Cardiff Bay barrage! Family races, huge crowd support and Runners' Village.
Limitless Trails are very excited to be offering another Secret Santa Series, deep in the heart of the Brecon Beacons National Park.
The only way is up with these Half Marathon/Marathon/Ultra distance races along the Offas Dyke footpath!
With new looped routes for the ultra, a full marathon distance course and the already established classic linear half marathon race,
Kickstart the New Year and run at Chepstow Racecourse – the only event in Wales!
The superb Cardiff Winter Warmer Run is back in 2024 with a brand new medal plus loads of fun, smiles, laughs and good times.
In 2024 Run Afan Forest is back hosting at the beautiful Afan Forest.
With loyal support from the Village Bakery, Run Cheshire continues to bring you this fast, flat and chip-timed half.
Be part of an epic event, and guarantee your spot today.
Ras Dewi Sant is a great running weekend in Britian’s smallest city. There are 3 routes to choose from. Marathon, Half, and 10K.
Rhayader Round The Lakes 30km and a 10km race is based in Rhayader, Powys, Mid Wales.
To celebrate St David’s Day join in Bute Park Cardiff and take on a 5k, 10k and Half Marathon run, or the mini run for little dragons.
Brechfa Forest is one of Wales' spectacular hidden secrets.
A Fast, flat course set on the scenic Llanelli coastline
In 2024, test yourself against a challenging course through beautiful scenery.
Both races start at the Athletics track in Colwyn bay, from here they head along to the promenade and head East along the coastline where both races have their turning points for you...
The Spring race involving summit and sea, we will be going 'Summit 2 Sea' - and the Half Marathon (ish - it's 13.8 miles) will see runners gather on the summit of Moel y Parc...
A scenic Half Marathon that starts and finishes at the Athletics track Colwyn bay, after completing 300m on the track, the route takes you to the Colwyn bay pier,
The Pendine Sands 5K & 10K are on the beach. The Half & Full Marathon take in the full length of the beach and then return along quiet lanes.
As Britain's only coastal National Park primarily designated for its coastal landscape, Pembrokeshire is justifiably famous for its rugged cliffs, quiet coves, expansive sandy bays,
The Brecon Beacons Trail Running Challenge is now entering its 10th year in Talyboont-on Usk and is one of the most popular events on the trail running calendar in Wales.
Run Afan Forest is excited to announce a new event, Set in the breath-taking ancient woodlands of Minwear and Canaston Woods, right next-door to Bluestone Wales,
One of The UK’s Toughest Half Marathon Warning! Warning! Warning! This is very tough! This is very tough!
Whether you’re a season Marathon and Ultra runner or this is your first attempt at a longer distance, we guarantee you will have an amazing day. The Blacks to the Beacons is part of our Trail Festival
The Midnight Mountain Marathon is no ordinary marathon.
Limitless Trails are very excited to be offering another Ultramarathon and Marathon in the beautiful Black Mountains, deep in the heart of the Brecon Beacons National Park.
Set in the beautiful Pembrokeshire Coast National Park...
Welcome to the XTERRA Snowdonia Trail Marathon Eryri, a stunning Trail Marathon, Ultra Marathon, Half Marathon and 10k, starting and finishing in Wales' outdoor capital, Llanberis.
Run Afan Forest is thrilled to announce that the highly anticipated Brechfa Trail half marathon, 10k & 5k is back for 2024!
The Hopalong Abersoch Half Marathon has a world-class course and superb atmosphere, great crowds and a stunning route set in the picturebook seaside village of Abersoch.
A 10k and a Half Marathon, both of which start and finish in the beautiful village of Dale.