Half Marathons In Wales 2026 - 2027

47

Half Marathons Found in Wales

The most comprehensive list of Half Marathons in Wales in 2026 - 2027. Find your perfect race!

Top Tip: Viewing this page in the default “Featured view” will show you all the Best Half Marathons in and around Wales. If you’re ready to set yourself a challenge right now then switching to “Bookable view” will show you those that can be booked instantly and securely through Find A Race. Guarantee your place today and get training :-)


A person wearing a cycling outfit reads an informational sign about Yatton Hill Common. The sign includes illustrations of a bird and a lizard. Leafless trees and sparse vegetation are visible in the background.

Ludlow

Midwinter Mortimer Trail

Sun 27th Dec

from £15.00

Boosted

from £22.00

Aberdare

The Smurf Run - Wales

Sat 21st Nov

from £18.00

Treharris

Phoenix South Wales - Cheeky Fox

Sat 28th Nov

£35.00

Caerphilly

Machen Trail Races: Half and Full Marathons

Sat 28th Nov

4.9

from £40.00

Merthyr Tydfil

Phoenix South Wales - Christmas Advent Run

Sun 29th Nov

£35.00

Ross-on-Wye

12 Days of Xmas 12in12

Sun 6th–17th Dec

from £270.00

Ross-on-Wye

2 Turtle Doves

Mon 7th Dec

£29.00

Ross-on-Wye

3 French Hens Run

Tue 8th Dec

£29.00

Ross-on-Wye

4 Calling Birds Virtual Run

Wed 9th Dec

£25.00

Ross-on-Wye

5 Golden Rings Virtual Run

Thu 10th Dec

£29.00

Ross-on-Wye

7 Swans a Swimming

Sat 12th Dec

£29.00

Ross-on-Wye

8 Maids a Milking Virtual Run

Sun 13th Dec

from £25.00

Ross-on-Wye

11 Pipers Piping

Wed 16th Dec

£29.00

Ross-on-Wye

12 Drummers Drumming

Thu 17th Dec

£29.00

Aberdare

Santa Run Wales

Sat 19th Dec

£12.94

from £18.00

Shrewsbury

The Sunrise to Sunset Challenge

Sun 27th Dec

from £29.93

£35.00

Ludlow

Midwinter Mortimer Trail

Sun 27th Dec

from £15.00

Ross-on-Wye

The 7 Deadly Sins 7in7

Mon 11th–17th Jan 2027

from £155.00

Ross-on-Wye

The Slothful Run

Mon 11th Jan 2027

from £25.00

Ross-on-Wye

The Proud Run

Tue 12th Jan 2027

from £25.00

Ross-on-Wye

The Lusty Run

Wed 13th Jan 2027

from £25.00

Ross-on-Wye

The Angry Run

Thu 14th Jan 2027

from £25.00

Ross-on-Wye

The Gluttonous Run

Fri 15th Jan 2027

from £25.00

Ross-on-Wye

The Greedy Run

Sat 16th Jan 2027

from £25.00

Ross-on-Wye

The Envious Run

Sun 17th Jan 2027

from £25.00

Chepstow

Chepstow Running Festival

Sun 24th Jan 2027

4.3

from £30.00

Aberdare

The Milkshake Meander - Wales

Sun 24th Jan 2027

from £18.00

from £25.00

Ross-on-Wye

The Love Run

Sun 14th Feb 2027

from £29.00

Aberdare

St David's Day Dragon Run 2027

Sun 28th Feb 2027

from £18.00

Cardiff

St David's Day Run

Sat 6th Mar 2027

5.0

from £10.00

Carmarthen

Brechfa Trail Races

Sat 13th Mar 2027

5.0

from £45.00

Aberdare

Running 9 to 5 - Wales

Sun 14th Mar 2027

from £18.00

Pontypridd

Phoenix South Wales - Hedgie Hog Jog

Sun 21st Mar 2027

£35.00

Carmarthen

The Pendine Sands Races

Sun 11th Apr 2027

5.0

from £30.00

Cardiff

Bigmoose Ultra Fun Run 2027

Sun 11th Apr 2027

from £25.00

Haverfordwest

Endurancelife Pembrokeshire

Sat 24th Apr 2027

from £35.00

Cardiff

Radyr & Morganstown Half Marathon and Marathon

Sat 8th May 2027

4.8

from £45.00

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