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Half Marathons Found in the South East
View all ↓Half Marathons In the South East 2025 - 2026
The most comprehensive list of Half Marathons in the South East in 2025 - 2026 and South of England including Half Marathons in London, Southampton, Oxford, Reading, Portsmouth, Brighton and Slough. Find your perfect race!
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Race Calendar: Half Marathons In the South East
🚀Boosted
Bewl Water Autumn
Bewl Water Visitor Centre HQ, Bewl Water, Bewlbridge Ln, Lamberhurst, Wadhurst TN3 8JH
13 Sep 25
£37.36 - £66.01
4.6
🚀Boosted
Windsor Half Marathon 2025
Windsor, Windsor and Maidenhead
28 Sep 25
£44.00 - £48.00
4.7
🚀Boosted
Whitstable & Herne Bay 1.5k, 5k, 10k & Half Marathon MoRun
Herne Bay, Kent
01 Nov 25
£12.00 - £30.00
5.0
🚀Boosted
RUN Battersea Park Half Marathon
Battersea Park next to the Bandstand - SW11 4NJ
16 Nov 25
£33.11
Running GP at Goodwood Motor Circuit – December
Chichester, West Sussex
07 Dec 25
£30.00 - £162.00
4.5
Richmond Park Half Marathon
London
07 Dec 25
£42.00 - £182.00
4.4
Phoenix - Christmas Jumper FRIDAY Run
Walton-on-Thames, Surrey
12 Dec 25
£49.95
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
13 Dec 25
£30.00 - £162.00
4.2
VICTORIA PARK 5K, 10K & HALF MARATHON
London
13 Dec 25
£28.00 - £162.00
4.7
ATW Stevenage Winter Half Marathon & 10k
Ridlins Athletics Track, Woodcock Rd, Shephall, Stevenage
14 Dec 25
£27.56 - £34.98
CRYSTAL PALACE 5K 10K, HALF MARATHON & JUNIORS
London
14 Dec 25
£12.00 - £122.00
4.6
Richmond Park December 5k,10k and Half Marathon
London, Greater London
14 Dec 25
£25.00 - £30.00
4.5
LEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater London
20 Dec 25
£10.00 - £122.00
4.6
Die Hard Christmas Jumpers Marathon & Half Marathon
Milton Keynes, Buckinghamshire
24 Dec 25
£36.99 - £44.99
Christmas Cracker Day Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
25 Dec 25
£18.00 - £35.00
Boxing Day Challenge
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
26 Dec 25
£30.00
Year End Time Turner
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
27 Dec 25
£18.00 - £35.00
PHOENIX - Year End Marathon & Half Marathon
Sunbury on Thames, Middlesex
28 Dec 25
£33.50
5.0
PHOENIX - Frozen Phoenix
Sunbury on Thames, Middlesex
29 Dec 25
£27.00 - £40.00
PHOENIX - Winter Runderland
Sunbury on Thames, Middlesex
30 Dec 25
£27.00 - £40.00
4.0
New Years Day Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
01 Jan 26
£18.00 - £35.00
5.0
FA Cup Run
Milton Keynes, Buckinghamshire
03 Jan 26 - 04 Jan 26
£36.99 - £42.99
Battersea Park Half Marathon
London
03 Jan 26
£40.00 - £182.00
4.7
Victoria Park Half Marathon, 10k & 5k
London
04 Jan 26
£28.00 - £162.00
4.7
Midweek Chasing Numbers Jan 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
09 Jan 26
£18.00 - £27.00
5.0
The Rise From The Ashes Run - South
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
10 Jan 26
£18.00 - £35.00
PHOENIX - Doughnut Dash
Sunbury on Thames, Middlesex
11 Jan 26
£39.95
5.0
Run Dorney Lake Half Marathon, 10k & 5k - January
Windsor, Berkshire
18 Jan 26
£30.00 - £162.00
4.2
The Winter Lucky Dip Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
24 Jan 26
£18.00 - £35.00
Moors Valley Wildwood Trail Series Half Marathon & 10K
Ringwood, Hampshire
25 Jan 26
£22.00 - £32.00
Windsor Trail Run January
Windsor, Berkshire
25 Jan 26
£32.00 - £162.00
ATW Watford Half Marathon & 10K
Cassiobury Park Avenue, Watford, Hertfordshire, WD18 7HF
01 Feb 26
£12.72 - £38.16
Victoria Park Half Marathon, 10k & 5k
London
01 Feb 26
£28.00 - £167.00
4.7
Midweek Chasing Numbers Feb 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
06 Feb 26
£18.00 - £27.00
5.0
The Highland Hotfoot
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
07 Feb 26
£18.00 - £35.00
Run Dorney Lake Half Marathon, 10k & 5k - February
Windsor, Berkshire
07 Feb 26
£30.00 - £162.00
4.2
The One in the Woods - Henley
Henley-on-Thames
08 Feb 26
£10.00 - £35.00
4.5
The Racoon Rocket Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Feb 26
£18.00 - £35.00
Richmond Half Marathon Winter
Old Deer Park - Richmond Upon Thames TW9 2SF
15 Feb 26
£41.51
Hampton Court Half Marathon 2026
Thames Ditton, Surrey
15 Feb 26
£39.50
4.3
The Rubber Ducky Dash
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
21 Feb 26
£18.00 - £35.00
Magna Carta Winter
Wraysbury Skiff & Punting Club Riverside Egham Surrey TW20 0AA
21 Feb 26
£37.36 - £58.59
4.3
Awbridge Half Marathon & 10 Mile Race
Romsey, Hampshire
22 Feb 26
£25.00 - £35.00
5.0
Dartford Half Marathon
Dartford, Kent
22 Feb 26
£12.00 - £142.00
4.5
Showing 121-160 of 235 results