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Half Marathons Found In & Near Hertfordshire

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Half Marathons In & Near Hertfordshire 2026 - 2027

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

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Race Calendar: Half Marathons In & Near Hertfordshire

🚀Boosted

The Hurt

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

Windsor Dorney Lakeside Half Marathon

Dorney Lake, Off Court Lane, Windsor, Berks, SL4 6QP
Sun 18 Oct 26
£36.21
🚀Boosted

RUN Battersea Park Half Marathon

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

The Milton Keynes 1.5k, 5k & 10k MoRun

Milton Keynes
Sun 29 Nov 26
£15.00 - £30.00
5.0

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 10 Jan 27
£40.00

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 16 Jan 27
£40.00

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 17 Jan 27
£39.48

Finsbury Park 5k, 10k, Half Marathon & Junior Run

London
Sun 24 Jan 27
£11.00 - £34.00
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.
Sun 24 Jan 27
£40.00

Lee Valley Velo Park

London, Greater London
Sat 30 Jan 27
£11.00 - £34.00
4.7

Battersea Park Half Marathon - Winter

Battersea Park next to the Bandstand - SW11 4NJ
Sun 31 Jan 27
£41.60
4.6

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 31 Jan 27
£40.00

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 06 Feb 27
£40.00

ATW Watford Half Marathon & 10K

Cassiobury Park Avenue, Watford, Hertfordshire, WD18 7HF
Sun 07 Feb 27
£14.84 - £47.70
5.0

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 07 Feb 27
£40.00

Battersea 5k, 10k & Half Marathon

London
Sat 13 Feb 27
£36.00 - £42.00
4.8

Richmond Park Half Marathon

Richmond, Surrey
Sun 14 Feb 27
£40.00
4.4

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 14 Feb 27
£40.00

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 20 Feb 27
£40.00

ATW Bedford Half Marathon & 10k

Russell Park, Bedford, Bedfordshire, MK40 3RH
Sun 21 Feb 27
£37.10 - £45.58
5.0

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 21 Feb 27
£40.00

Victoria Park Half Marathon, 10k & 5k

London
Sat 27 Feb 27
£30.00 - £38.00
4.7

London Half & 10k Presented by TREK

London
Sun 28 Feb 27
£11.00 - £38.00
5.0

Enigma Half Marathon Triple Crown

Milton Keynes, Buckinghamshire
Fri 12 Mar 27 - Sun 14 Mar 27
£31.99

Run the Wild Half Marathon - Spring

Tring, Hertfordshire
Sat 13 Mar 27
£55.00
5.0

Moo-rathon, Calf and Hen K

Hyde Hall Farm, Buntingford, SG9 0RU
Sat 13 Mar 27
£31.00 - £38.00

Battersea Park Half Marathon - Spring

Battersea Park next to the Bandstand - SW11 4NJ
Sun 14 Mar 27
£41.60
4.6

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 20 Mar 27
£38.69 - £40.00

The Enigma Easter Series

Milton Keynes, Buckinghamshire
Fri 26 Mar 27 - Sat 27 Mar 27
£37.99 - £44.99
5.0

Victoria Park Half Marathon, 10k & 5k

London
Fri 26 Mar 27
£30.00 - £38.00
4.7

Battersea 5k, 10k & Half Marathon

London
Sat 27 Mar 27
£34.00 - £40.00
4.8

Battersea Park Half Marathon - March 2027

Battersea Park next to the Bandstand - SW11 4NJ
Sun 28 Mar 27
£33.11
4.6

Richmond Park Half Marathon

Richmond, Surrey
Sun 28 Mar 27
£40.00
4.4

Battersea Park 5k, 10k & Half Marathon

London
Sat 03 Apr 27
£36.00 - £42.00

Kew The Run: Half Marathon 2027

Richmond, Greater London
Sun 04 Apr 27
£30.00
4.4

Putney & Fulham Half Marathon

Barn Elms Sports Centre,  Queen Elizabeth Walk, London, SW13 0DG
Sun 04 Apr 27
£41.51
4.9

Victoria Park Half Marathon, 10k & 5k

London
Sat 10 Apr 27
£30.00 - £38.00
4.7

FINSBURY PARK 5K, 10K & HALF MARATHON

London
Sun 11 Apr 27
£12.00 - £34.00
4.3

Lee Valley Velo Park

London, Greater London
Sat 24 Apr 27
£11.00 - £34.00
4.7

Victoria Park Half Marathon, 10k & 5k

London
Sat 01 May 27
£30.00 - £38.00
4.7

Battersea Park 5k, 10k & Half Marathon

London
Sat 08 May 27
£36.00 - £42.00

Hackney Half Marathon

London
Sun 16 May 27
£35.00 - £80.00
5.0

Circuit Du Sore Legs

Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
Sun 23 May 27
£32.00 - £38.00

PHOENIX Bedfordshire - The Zodiac Challenge - All 4 Days

Biggleswade, Bedfordshire
Fri 28 May 27 - Mon 31 May 27
£88.00 - £145.00
Showing 41-80 of 116 results
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Related Pages on Find A Race

If you still haven’t found what you’re looking for here are a few suggestions: broaden your search and take a look at the South East or South West of England if you’re willing and able to travel a bit further. If you’re in the Hertfordshire area but fancy something a bit shorter then check out our Hertfordshire 10k Runs page. 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.

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