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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

The Hurt

Guildford, Surrey
Sat 10 Oct 26
£31.00 - £35.00
🚀Boosted

Running Tribe Races

Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6,12 are at - Chalfont St. Peter Community Centre , SL9 9QX. Course - 7,8   are at - Amersham Cricket Club, Missenden Rd, Old Amersham, Bucks, HP7 0RN Course - 9   is at - Sarratt Village Hall, The Green, Sarratt,,Nr Rickmansworth, Herts WD3 6AS Course - 10,11 are at - Chesham & District Community Association, White Hill Centre, White Hill, Chesham,  Bucks, HP5 1AG.
Sun 25 Oct 26
£40.00
🚀Boosted

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

Herne Bay, Kent
Sat 07 Nov 26
£15.00 - £35.00
4.9

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

Dorney Lake, Court Lane, off Lake End Road, Windsor SL4 6FJ
Sun 08 Nov 26
£29.68 - £36.04
4.4

Phoenix West Sussex - Firework Flash

Horsham, West Sussex
Sun 08 Nov 26
£22.00 - £39.95

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

London
Sun 08 Nov 26
£15.00 - £35.00
5.0

PHOENIX - Wild Goose Chase

Walton-on-Thames, Surrey
Sat 14 Nov 26
£22.00 - £40.00

Battersea Park 5k, 10k & Half Marathon

London
Sat 14 Nov 26
£36.00 - £42.00
4.7

NEW FOREST BROCKENHURST TRAIL RUN (SATURDAY)

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

Autumn Feisty Phoenix Day 1

Winchester, Hampshire
Sat 14 Nov 26
£33.95

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
£15.00 - £35.00

RUN Battersea Park Half Marathon

Battersea Park next to the Bandstand - SW11 4NJ
Sun 15 Nov 26
£41.60
4.6

PHOENIX - Chicken Run

Walton-on-Thames, Surrey
Sun 15 Nov 26
£22.00 - £40.00

Autumn Feisty Phoenix Day 2

Winchester, Hampshire
Sun 15 Nov 26
£33.95

NEW FOREST BROCKENHURST TRAIL RUN (SUNDAY)

Brockenhurst, Hampshire
Sun 15 Nov 26
£34.50 - £44.50
5.0

The Smurf Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 15 Nov 26
£18.00 - £35.00

PHOENIX - Runbelievable - Road Runner - Day 1

Gravesend, Kent
Wed 18 Nov 26
£39.95
5.0

PHOENIX - Runbelievable - Road Runner - Day 2

Gravesend, Kent
Thu 19 Nov 26
£39.95
5.0

PHOENIX - Runbelievable - Road Runner - Day 3

Gravesend, Kent
Fri 20 Nov 26
£39.95
5.0

Run For Your Life

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 21 Nov 26
£18.00 - £35.00

PHOENIX - Runbelievable - Road Runner - Day 4

Gravesend, Kent
Sat 21 Nov 26
£39.95
5.0

THAMES PATH TRAIL RUN

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

PHOENIX - Runbelievable - Road Runner - Day 5

Gravesend, Kent
Sun 22 Nov 26
£39.95
5.0

Kingston Half Marathon

Kingston upon Thames, Surrey
Sun 22 Nov 26
£40.45

PHOENIX - Bedfordshire - Cakeathon

Bedford, Bedfordshire
Sun 22 Nov 26
£22.00 - £39.95

WIMBLEDON 10K & HALF MARATHON

London
Sun 22 Nov 26
£34.00 - £38.00
4.8

Christmas Lights Half Marathon 2026

London, Greater London
Mon 23 Nov 26 - Mon 04 Jan 27
£21.00

The STAR Backyard PEASLAKE

Peaslake Community Hall, Peaslake, Surrey, GU5 9RR
Fri 27 Nov 26
£20.00 - £50.00

SUSSEX DOWNS TRAIL RUN

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

Running Tribe Races

Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6,12 are at - Chalfont St. Peter Community Centre , SL9 9QX. Course - 7,8   are at - Amersham Cricket Club, Missenden Rd, Old Amersham, Bucks, HP7 0RN Course - 9   is at - Sarratt Village Hall, The Green, Sarratt,,Nr Rickmansworth, Herts WD3 6AS Course - 10,11 are at - Chesham & District Community Association, White Hill Centre, White Hill, Chesham,  Bucks, HP5 1AG.
Sat 28 Nov 26
£40.00

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
£15.00 - £35.00

RUN Victoria Park Half Marathon Autumn

Victoria Park, E9 5HT
Sun 29 Nov 26
£41.60

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

CRYSTAL PALACE 5K 10K, HALF MARATHON & JUNIORS

London
Sun 29 Nov 26
£12.00 - £37.00
4.7

Gremlins Christmas Half & Marathons

Milton Keynes, Buckinghamshire
Fri 04 Dec 26 - Sun 06 Dec 26
£39.99 - £44.99

The Snow Globe Gallop Bobble Hat Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 05 Dec 26
£18.00 - £41.82
Showing 81-120 of 290 results
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