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Half Marathons Found in the South East

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Half Marathons In the South East 2026 - 2027

The most comprehensive list of Half Marathons in the South East in 2026 - 2027 and South of England including Half Marathons in London, Southampton, Oxford, Reading, Portsmouth, Brighton and Slough. 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 the South East. 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 :-)


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London

Race Calendar: Half Marathons In the South East

🚀Boosted

Tewkesbury Half Marathon

Tewkesbury, Gloucestershire
Sun 12 Apr 26
£47.04
🚀Boosted

The Hampshire Hoppit - Marathon, Half Marathon, and 10k

Basingstoke, Hampshire
Sun 14 Jun 26
£34.00 - £63.00
5.0
🚀Boosted

TrailFest - Salcey Forest

Salcey Forest, Northamptonshire
Sun 28 Jun 26
£22.00 - £64.00
🚀Boosted

Run Bournemouth

Bournemouth, Dorset
Sat 10 Oct 26 - Sun 11 Oct 26
£15.50 - £46.25
4.5

Enigma Fireworks Marathons & Half Marathons

Milton Keynes, Buckinghamshire
Fri 06 Nov 26 - Sat 07 Nov 26
£34.99 - £41.99

SOUTH DOWNS TRAIL RUN

Chichester, West Sussex
Sat 07 Nov 26
£32.50 - £42.50
5.0

PHOENIX - Lest We Forget

Walton-on-Thames, Surrey
Sat 07 Nov 26
£22.00 - £39.95
5.0

Victoria Park Half Marathon, 10k & 5k

London
Sat 07 Nov 26
£30.00 - £38.00
4.7

Whitstable & Herne Bay 1.5k, 5k, 10k & Half Marathon MoRun

Herne Bay, Kent
Sat 07 Nov 26
£10.00 - £27.00
4.9

ATW Remembrance Runs

Debden Airfield, Carver Barracks, Water Ln, Wimbish, Saffron Walden CB10 2YA
Sat 07 Nov 26
£14.84 - £43.46
4.5

Remembrance Run 2026 - South

Wraysbury Skiff and Punting Club, Riverside, Egham, TW20 0AE
Sun 08 Nov 26
£23.00 - £37.00

Windsor Trail Run

Windsor, Berkshire
Sun 08 Nov 26
£37.00 - £44.00

H&T Running: Remembrance Sunday 2026

Colchester, Essex
Sun 08 Nov 26
£23.50 - £40.00

PHOENIX - Remembrance Day Marathon & Half Marathon

Walton-on-Thames, Surrey
Sun 08 Nov 26
£39.95

Run Dorney Lake Half Marathon, 10k & 5k - November

Windsor, Berkshire
Sun 08 Nov 26
£30.00 - £162.00
4.4

London 1.5k, 5k, 10k and Half Marathon MoRun

London
Sun 08 Nov 26
£10.00 - £27.00
5.0

Battersea Park Half Marathon

London
Sat 14 Nov 26
£40.00
4.6

NEW FOREST CENTRAL TRAIL RUN

Brockenhurst, Hampshire
Sat 14 Nov 26
£32.50 - £42.50
5.0

The Hartfield Honey Run - 2026

Hartfield, East Sussex
Sun 15 Nov 26
£20.00 - £30.00
4.5

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

Southampton
Sun 15 Nov 26
£10.00 - £27.00

The Smurf Run

Wraysbury Skiff and Punting Club, Riverside, Egham, TW20 0AE
Sun 15 Nov 26
£18.00 - £35.00

THAMES PATH TRAIL RUN

Windsor, Berkshire
Sat 21 Nov 26
£37.50 - £42.50

Kingston Half Marathon

Kingston upon Thames, Surrey
Sun 22 Nov 26
£40.45

WIMBLEDON 10K & HALF MARATHON

London
Sun 22 Nov 26
£34.00 - £38.00
4.5

Sussex Downs Trail Run

Lewes, Plumpton, East Sussex
Sat 28 Nov 26
£32.50 - £42.50
4.3

PHOENIX - Riverside Marathon & Half Marathon

Walton-on-Thames, Surrey
Sat 28 Nov 26
£33.50
4.5

The London Riverside 1.5k, 10k and Half marathon MoRun

Richmond, Surrey
Sun 29 Nov 26
£10.00 - £27.00

PHOENIX - Christmas Advent Run

Walton-on-Thames, Surrey
Sun 29 Nov 26
£22.00 - £39.95

The Donut Dash

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 29 Nov 26
£18.00 - £35.00

FINSBURY PARK 5K, 10K & HALF MARATHON

London
Sun 29 Nov 26
£30.00 - £34.00
4.3

Gremlins Christmas Half & Marathons

Milton Keynes, Buckinghamshire
Fri 04 Dec 26 - Sun 06 Dec 26
£37.99 - £43.99

The Snow Globe Gallop Bobble Hat Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 05 Dec 26
£23.00 - £41.82

Battersea Park Half Marathon

London
Sat 05 Dec 26
£40.00
4.6

Running GP at Goodwood Motor Circuit December

Chichester, West Sussex
Sun 06 Dec 26
£30.00 - £44.00
4.5

CRYSTAL PALACE 5K 10K, HALF MARATHON & JUNIORS

London
Sun 06 Dec 26 - Sun 13 Dec 26
£12.00 - £36.00
4.7

The Christmas Jumper Jaunt

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 11 Dec 26
£18.00 - £30.00

Phoenix - Christmas Jumper FRIDAY Run

Walton-on-Thames, Surrey
Fri 11 Dec 26
£49.95

Victoria Park Half Marathon, 10k & 5k

London
Sat 12 Dec 26
£30.00 - £38.00
4.7

Run Dorney Lake Half Marathon, 10k & 5k - December

Windsor, Berkshire
Sat 12 Dec 26
£30.00 - £162.00
4.4

Richmond Park Half Marathon

Richmond, Surrey
Sun 13 Dec 26
£40.00
4.4

Lee Valley Velo Park - December

London, Greater London
Sat 19 Dec 26
£12.00 - £142.00
4.7

Die Hard Christmas Jumpers Marathon & Half Marathon

Milton Keynes, Buckinghamshire
Thu 24 Dec 26
£37.99 - £43.99
4.0

Christmas Day Cracker Run 2026

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 25 Dec 26
£18.00 - £35.00

Boxing Day Challenge

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Sat 26 Dec 26
£18.00 - £35.00
Showing 201-240 of 261 results
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