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Half Marathons Found In & Near Bristol

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Half Marathons In & Near Bristol 2025 - 2026

The most comprehensive list of Half Marathons in and near Bristol in 2025 - 2026. 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 Bristol. 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 :-)

Don't miss out on half marathon events in Bath, Cardiff, and Cheltenham for scenic routes and unforgettable race experiences.

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Race Calendar: Half Marathons In & Near Bristol

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The Bristol 5k and 10k Winter Warmer Run

Bristol, Avon
Sat 14 Feb 26
£25.00
4.2

Scare Bear Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 18 Oct 25
£18.00 - £35.00

The Giddy Horse Races: 12hr, 8hr Races (Solo & Team) Plus Canicross, Night Races, Obstacle Course Race & Trail Races

Chepstow, Gwent
Sat 25 Oct 25
£25.92 - £90.00

Stroud Half Marathon 2025

Stroud, Gloucestershire
Sun 26 Oct 25
£36.80 - £38.90

Beacons Ultra, Marathon & Half Marathon

Brecon, Powys
Sat 08 Nov 25
£20.00 - £80.00

Bath Hilly Half & Ultra 10k

Bath, Avon
Sun 16 Nov 25
£25.00 - £31.00

Smurf Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 22 Nov 25
£18.00 - £35.00

Machen Trail Races: Half and Full Marathons

Caerphilly, Mid Glamorgan
Sat 29 Nov 25
£40.00 - £50.00
4.8

2 Turtle Doves

Ross-on-Wye, Herefordshire
Mon 08 Dec 25
£29.00 - £39.00

3 French Hens Run

Ross-on-Wye, Herefordshire
Tue 09 Dec 25
£29.00 - £39.00

6 Geese a-laying Run

Ross-on-Wye, Herefordshire
Fri 12 Dec 25
£29.00 - £39.00

7 Swans a Swimming

Ross-on-Wye, Herefordshire
Sat 13 Dec 25
£29.00 - £39.00

9 Ladies Dancing

Ross-on-Wye, Herefordshire
Mon 15 Dec 25
£29.00 - £39.00

10 Lords a Leaping

Ross-on-Wye, Herefordshire
Tue 16 Dec 25
£29.00 - £39.00

11 Pipers Piping

Ross-on-Wye, Herefordshire
Wed 17 Dec 25
£29.00 - £39.00

12 Drummers Drumming

Ross-on-Wye, Herefordshire
Thu 18 Dec 25
£29.00 - £39.00

A Christmas Carol Bobble Hat Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sun 21 Dec 25
£23.00 - £40.00

Spice Up Your Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 24 Jan 26
£18.00 - £35.00

Chepstow Running Festival

Chepstow, Monmouthshire
Sun 25 Jan 26
£28.00 - £142.00
4.3

The Cardiff 5k, 10k and Half Marathon Winter Warmer Run

Cardiff
Sun 01 Feb 26
£25.00 - £30.00
4.9

Two Tunnels Railway Races (Half Marathon, 10km, 5km, Colourburst)

Bath, Bath and North East Somerset
Sun 22 Feb 26
£10.80 - £49.68
4.6

St David's Day Dragon Run 2026

Dare Valley Country Park, Dare, Aberdare, Wales, CF44 7PS
Sun 01 Mar 26
£18.00 - £35.00

Taunton Half Marathon and Kids Kilometre Fun Run

Taunton Town Centre
Sun 01 Mar 26
£8.17 - £42.13

Gloucester Half Marathon & 10k

Gloucester, Gloucestershire
Sun 22 Mar 26 - Sun 29 Mar 26
£32.00 - £152.00

Yeovil Half Marathon 2026

Yeovil, Somerset
Sun 29 Mar 26
£37.25 - £39.25

Bunny Hop Races - Virtual

Ross-on-Wye, Herefordshire
Sun 05 Apr 26
£30.00 - £39.00

The Nearly But Not Quite London Marathon - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sun 26 Apr 26
£18.00 - £35.00

London Calling

Blandford Rd, Shillingstone, Blandford Forum DT11 0SQ
Sun 26 Apr 26
£42.13

Radyr & Morganstown Half Marathon and Marathon

Cardiff
Sat 09 May 26
£40.00 - £50.00
4.8

Rocky at 50 Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
Sat 30 May 26
£18.00 - £35.00

Cheltenham Running Festival

Cheltenham, Gloucestershire
Sun 14 Jun 26
£12.00 - £152.00

Cheddar Gorge Challenge (Marathon, Half, 10km, 6km, Fun Runs)

Bristol, Somerset
Sun 14 Jun 26
£8.10 - £75.60
4.7

Chepstow Running Festival

Chepstow, Gwent
Sat 15 Aug 26
£28.00 - £142.00
4.3

Two Tunnels Railway Races (Ultra, Marathon, Half Marathon, 10km, 5km, Colourburst)

Bath, Bath and North East Somerset
Sun 16 Aug 26
£10.80 - £87.48
4.6

Barrows And Downs

Tilshead Water Tower. Tilshead. Salisbury SP3 4SG
Sat 11 Oct 25
£35.00 - £45.00
5.0

Bath & Bristol Railway Races; 50km, Marathon, 25km, Half, 10km & 2km Fun Run

Bath, Avon
Sun 12 Oct 25
£8.10 - £64.80
4.8

Cirencester Half Marathon

Cirencester
Sun 02 Nov 25
£44.95

The Cardiff 1.5k, 5k, 10k & Half Marathon MoRun

Cardiff
Sat 08 Nov 25
£15.00 - £35.00
5.0

Salisbury Plain Winter Edition

Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR. ​
Sat 06 Dec 25
£37.36 - £53.28
4.4
Showing 1-38 of 38 results

If you still haven’t found what you’re looking for here are a few suggestions: broaden your search and take a look at Half Marathons across the whole of the South West, and maybe even into Wales or the West Midlands if you’re willing and able to travel a bit further. We also list Half Marathons in and around Bath. If you’re in the Bristol area but fancy something a bit shorter then check out our Bristol 10k Runs page: and of course we also have Bristol Marathons list if you are looking to step up the distance. If you’re happy to travel or you want to build a race into a trip away then check out our UK-wide Half Marathons calendar and you can refine and filter your search from there.