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Runs in South East in September 2025

Find runs near me in South East in September 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

Choose from two exceptional routes at Chilton Manor Farm which start and finish on the historic 800 year old Yew tree-lined avenue, which gives stunning views and a straight finish.
  • Sat 21 Sep
  • £22.58-£25
  • Sat 21 Sep
  • £22.58-£25
Alresford, Hampshire, UK

The Yard Trail Races

Choose from two exceptional routes at Chilton Manor Farm which start and finish on the historic 800 year old Yew tree-lined avenue, which gives stunning views and a straight finish.

  • Families
  • Recycling
  • Newcomers
  • Dogs allowed
  • Event village
  • Rural
  • Sustainability policy
  • Age 15 & over
  • 10K run
  • 10 miler
  • CaniCross 2
The award-winning Run Reigate is back for its 11th anniversary and promises a much-loved sell-out event with fantastic scenery, an unbeatable atmosphere and a memorable experience!
  • Sun 22 Sep
  • £17-£45
  • Sun 22 Sep
  • £17-£45
Reigate, Surrey, UK

Run Reigate

The award-winning Run Reigate is back for its 11th anniversary and promises a much-loved sell-out event with fantastic scenery, an unbeatable atmosphere and a memorable experience!

  • Families
  • Wheelchair users
  • Newcomers
  • Plastic bottle free
  • Entertainment
  • Event village
  • Park
  • Free venue entry
  • Sustainability policy
  • Age 4 & over
  • Fun run
  • 5K run
  • 10K run
  • Half marathon
Race through the beautiful grounds and surrounding area of Hever Castle on an event of your choice from starter to elite then celebrate with friends and family in the festival village.
  • Sat 28 - Sun 29 Sep
  • £28-£295
  • Sat 28 - Sun 29 Sep
  • £28-£295
Edenbridge, Kent, UK

Hever Castle Triathlon and Multisport Festival

Race through the beautiful grounds and surrounding area of Hever Castle on an event of your choice from starter to elite then celebrate with friends and family in the festival village.

  • Families
  • Recycling
  • Newcomers
  • Event village
  • Park
  • Rural
  • Sustainability policy
  • Age 9 & over
  • Half Ironman
  • Olympic triathlon
  • Sprint triathlon 2
  • Super sprint triathlon
  • Novice triathlon
  • + 16 more races
Entries closed
An end-of-season looped charity challenge in some of the Chilterns' finest countryside, with historic trails, rolling hills, nature reserves and fantastic views with routes from 10km up to 50km.
  • Sat 28 Sep
  • £10-£30
  • Entries closed
  • Sat 28 Sep
  • £10-£30
  • Entries closed
Henley-on-Thames, Buckinghamshire, UK

Chiltern 50 Ultra Challenge

An end-of-season looped charity challenge in some of the Chilterns' finest countryside, with historic trails, rolling hills, nature reserves and fantastic views with routes from 10km up to 50km.

  • Newcomers
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Hilly
  • Event village
  • Urban
  • Rural
  • Age 14 & over
  • 1 day trail running
Entries close soon
'It’s more than a race – it’s a community!' Start and finish on the Long Walk and enjoy an undulating course passing through some of the most beautiful countryside, by royal residences and statues.
  • Sat 28 Sep
  • £26.50-£28.50
  • Entries close soon
  • Sat 28 Sep
  • £26.50-£28.50
  • Entries close soon
Windsor, Berkshire, UK

Windsor Womens 10K

'It’s more than a race – it’s a community!' Start and finish on the Long Walk and enjoy an undulating course passing through some of the most beautiful countryside, by royal residences and statues.

  • Recycling
  • Newcomers
  • Enter online
  • Event village
  • Park
  • Free venue entry
  • Sustainability policy
  • Public transport links
  • Age 15 & over
  • 10 km road running
An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!
  • Sun 29 Sep
  • £0.50-£41.50
  • Sun 29 Sep
  • £0.50-£41.50
Windsor, Berkshire, UK

Windsor Half Marathon

An inspiring half marathon in Windsor Great Park, starting and finishing on the Long Walk with Windsor Castle as the backdrop - probably the most iconic of all road race finishes in the UK!

  • Families
  • Recycling
  • Newcomers
  • Entertainment
  • Event village
  • Park
  • Public transport links
  • Age 5 & over
  • Fun run
  • Half marathon
Dorney Lake, situated near the village of Dorney in Buckinghamshire, is a purpose built rowing lake with grounds that are a perfect backdrop to running as well as rowing.
  • Sun 6 Oct
  • £30-£42
  • Sun 6 Oct
  • £30-£42
Windsor, Buckinghamshire, UK

Dorney Lake Marathon & Half

Dorney Lake, situated near the village of Dorney in Buckinghamshire, is a purpose built rowing lake with grounds that are a perfect backdrop to running as well as rowing.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 17 & over
  • Half marathon
  • Marathon
This is one of the only events that recreates the mud, sweat and pain of modern day Royal Marines Commando training. Have you got what it takes?
  • Sat 12 - Sun 13 Oct
  • £26-£210
  • Sat 12 - Sun 13 Oct
  • £26-£210
Edenbridge, Kent, UK

Hever Castle Commando Obstacle Festival

This is one of the only events that recreates the mud, sweat and pain of modern day Royal Marines Commando training. Have you got what it takes?

  • Families
  • Newcomers
  • Event village
  • Park
  • Rural
  • Age 7 & over
  • Obstacle race 6
Entries closed
An end-of-season charity challenge in the Garden of England with a looped route around the Kent Downs starting on the North Downs Way with picturesque scenery and full support all the way.
  • Sat 12 Oct
  • £10-£30
  • Entries closed
  • Sat 12 Oct
  • £10-£30
  • Entries closed
Maidstone, Kent, UK

Kent Downs 50 Ultra Challenge

An end-of-season charity challenge in the Garden of England with a looped route around the Kent Downs starting on the North Downs Way with picturesque scenery and full support all the way.

  • Newcomers
  • Entertainment
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Undulating
  • Event village
  • Rural
  • Age 14 & over
  • 1 day trail running
Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!
  • Sun 13 Oct
  • FREE-£47.92
  • Sun 13 Oct
  • FREE-£47.92
Oxford, Oxfordshire, UK

Oxford Half Marathon

Runners will enjoy the fast, flat and beautiful route through University Parks and the historic Oxford City Centre whilst celebrating running and movement with entertainment and cheering fans!

  • Carbon neutral
  • Wheelchair users
  • Recycling
  • Newcomers
  • Entertainment
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Fancy dress
  • Event village
  • Urban
  • Park
  • Sustainability policy
  • Public transport links
  • Age 17 & over
  • 13.1 miles road running
A new and unique concept where you decide how many 10km loops you feel capable of on the day - whether it's 10km, Half Marathon, Full Marathon or an Ultra Marathon! Push yourself further or go easy.
  • Sat 19 Oct
  • £52
  • Sat 19 Oct
  • £52
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races

A new and unique concept where you decide how many 10km loops you feel capable of on the day - whether it's 10km, Half Marathon, Full Marathon or an Ultra Marathon! Push yourself further or go easy.

  • Newcomers
  • Event village
  • Park
  • Public transport links
  • Age 16 & over
  • 10K run
  • Half marathon
  • Marathon
  • Ultra run
It’s not just our grown-up runners who love to be by the seaside – the mini and junior runners love it, too! With crazy costumes, music and so much more, you’re guaranteed a fantastic day out,
  • Sat 19 Oct
  • £19
  • Sat 19 Oct
  • £19
Portsmouth, Hampshire, UK

Junior & Mini Great South Run

It’s not just our grown-up runners who love to be by the seaside – the mini and junior runners love it, too! With crazy costumes, music and so much more, you’re guaranteed a fantastic day out,

  • Families
  • Newcomers
  • Entertainment
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Fancy dress
  • Event village
  • Urban
  • Coast
  • Public transport links
  • Age 3-15
  • Fun run 2
Beautiful scenic routes through Henley, over the famous bridge, and along the Thames Valley as part of Henley’s annual day of running and fundraising.
  • Sun 20 Oct
  • £10-£35
  • Sun 20 Oct
  • £10-£35
Henley-on-Thames, Oxfordshire, UK

Henley Half Marathon

Beautiful scenic routes through Henley, over the famous bridge, and along the Thames Valley as part of Henley’s annual day of running and fundraising.

  • Families
  • Newcomers
  • Event village
  • All ages
  • Fun run
  • 5K run
  • 10K run
  • Half marathon
Probably the world’s favourite 10 mile running event with inspiring history, salty air and glorious sea views guaranteed! Local supporters will keep your spirits and motivation up the whole way.
  • Sun 20 Oct
  • £46
  • 18 charities
  • Sun 20 Oct
  • £46
  • 18 charities
Portsmouth, Hampshire, UK

Great South Run

Probably the world’s favourite 10 mile running event with inspiring history, salty air and glorious sea views guaranteed! Local supporters will keep your spirits and motivation up the whole way.

  • Families
  • Newcomers
  • Entertainment
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Fancy dress
  • Event village
  • Urban
  • Coast
  • Public transport links
  • Age 16 & over
  • 10 miles road running
An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.
  • Sun 27 Oct
  • £7-£35
  • Sun 27 Oct
  • £7-£35
Goudhurst, Kent, UK

Bedgebury Forest Half Marathon & 10K

An unforgettable race between the pines and beneath the majestic canopy of Bedgebury Forest - a trail race that will ignite your racer's heart.

  • Families
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Event village
  • Rural
  • Sustainability policy
  • All ages
  • Fun run
  • 10K run
  • Half marathon
The beautiful Surrey town of Walton-on-Thames beckons runners to a flat, fast, scenic and largely traffic-free race along the River Thames towpath with roads to Hampton Court Bridge.
  • Sun 27 Oct
  • £34-£36
  • Sun 27 Oct
  • £34-£36
Walton-on-Thames, Surrey, UK

River Thames Half Marathon

The beautiful Surrey town of Walton-on-Thames beckons runners to a flat, fast, scenic and largely traffic-free race along the River Thames towpath with roads to Hampton Court Bridge.

  • Newcomers
  • Entertainment
  • Music
  • Enter online
  • Flat
  • PB
  • Event village
  • Rural
  • Age 17 & over
  • 13.1 miles road running
Set in the picturesque town, you'll start in front of the iconic Marlow Bridge with fantastic crowd support, you'll enjoy many traffic-free miles on this award-winning event with top runner reviews!
  • Sun 3 Nov
  • £21.50-£37
  • Sun 3 Nov
  • £21.50-£37
Marlow, Buckinghamshire, UK

Marlow Half Marathon, The Frankenstein and Marlow 7

Set in the picturesque town, you'll start in front of the iconic Marlow Bridge with fantastic crowd support, you'll enjoy many traffic-free miles on this award-winning event with top runner reviews!

  • Newcomers
  • Music
  • Event village
  • Rural
  • Age 15 & over
  • Multi-terrain run
  • 10K run
  • Half marathon
An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!
  • Sun 3 Nov
  • FREE-£50
  • Sun 3 Nov
  • FREE-£50
Tring, Buckinghamshire, UK

Wendover Woods Marathon, Half Marathon & 10K

An autumnal trail treat to delight the senses and lift your spirit as you clock the miles and enjoy the majestic beauty of Wendover Forest. See you there!

  • Families
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Event village
  • Rural
  • Sustainability policy
  • Public transport links
  • All ages
  • Fun run
  • 10K run
  • Half marathon
  • Marathon
Take on a physical endurance race from the home of the British Army to the iconic finish line at HMS Warrior to honour the servicemen and women who have sacrificed so much for our nation.
  • Sat 9 Nov
  • £50-£80
  • Sat 9 Nov
  • £50-£80
Aldershot, Hampshire, UK

Race to Remember

Take on a physical endurance race from the home of the British Army to the iconic finish line at HMS Warrior to honour the servicemen and women who have sacrificed so much for our nation.

  • Urban
  • Rural
  • Free venue entry
  • Age 16 & over
  • Ultra run
  • Charity run
Embark on your journey along bridleways and trails that wind through ancient woodlands, farmlands, and wildlife conservation areas.
  • Sun 17 Nov
  • £10-£35
  • Sun 17 Nov
  • £10-£35
Henley-on-Thames, Buckinghamshire, UK

The One in the Woods | Henley

Embark on your journey along bridleways and trails that wind through ancient woodlands, farmlands, and wildlife conservation areas.

  • Families
  • Newcomers
  • Event village
  • Sustainability policy
  • All ages
  • Fun run
  • 10K run
  • Half marathon
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running!
  • Sun 24 Nov
  • £12-£30
  • Sun 24 Nov
  • £12-£30
Milton Keynes, Buckinghamshire, UK

Milton Keynes MoRun

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running!

  • Families
  • Newcomers
  • Dogs allowed
  • Fancy dress
  • Event village
  • Park
  • All ages
  • Fun run
  • 5K run
  • 10K run
Calling all Green Santas and racing Elves! Get involved in this brand new eco festive, sustainable, inclusive and accessible race at the stunning Alice Holt Forest this year and explore forest trails.
  • Sun 1 Dec
  • £6-£30
  • Sun 1 Dec
  • £6-£30
Farnham, Hampshire, UK

Green Santa Run

Calling all Green Santas and racing Elves! Get involved in this brand new eco festive, sustainable, inclusive and accessible race at the stunning Alice Holt Forest this year and explore forest trails.

  • Families
  • Newcomers
  • Fancy dress
  • Event village
  • Rural
  • Sustainability policy
  • Public transport links
  • All ages
  • Fun run
  • 5K run
  • 10K run
This cracking racing extravaganza would have Santa ditching his sleigh for running shoes! Prepare to take on this multi-terrain festive event, which returns to Pett for its 19th year.
  • Sat 21 Dec
  • £6-£25
  • Sat 21 Dec
  • £6-£25
Hastings, East Sussex, UK

Christmas Pudding Dash

This cracking racing extravaganza would have Santa ditching his sleigh for running shoes! Prepare to take on this multi-terrain festive event, which returns to Pett for its 19th year.

  • Families
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Fancy dress
  • Event village
  • Rural
  • Sustainability policy
  • All ages
  • Fun run 2
  • XC run
Grab your running shoes and put on your Santa hat - it's time for this cracking Christmas race! Come and enjoy the spirit of Christmas and superb racing on this flat and fast course.
  • Sun 22 Dec
  • £7-£25
  • Sun 22 Dec
  • £7-£25
Deal, Kent, UK

Kent Christmas Cracker

Grab your running shoes and put on your Santa hat - it's time for this cracking Christmas race! Come and enjoy the spirit of Christmas and superb racing on this flat and fast course.

  • Families
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Fancy dress
  • Park
  • Sustainability policy
  • All ages
  • Fun run 3
A superb and stunning race using the trails that twist and turn beneath the majestic forest canopy of Bedgebury National Forest. With a brand new junior race offering, it's one for the family too!
  • Sun 2 Feb 2025
  • FREE-£35
  • Sun 2 Feb 2025
  • FREE-£35
Goudhurst, Kent, UK

Bedgebury Forest 10 and 5 Mile

A superb and stunning race using the trails that twist and turn beneath the majestic forest canopy of Bedgebury National Forest. With a brand new junior race offering, it's one for the family too!

  • Families
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Event village
  • Rural
  • Sustainability policy
  • Public transport links
  • All ages
  • Fun run
  • Trail run
  • 10 miler

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