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Charity runs in South East in September 2025

Find charity 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.

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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 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
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
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
Test yourself on an ultramarathon - one of the most poignant challenges of the year - to honour the servicemen and women who have sacrificed so much for our nation.
  • Sat 9 Nov
  • £80
  • Sat 9 Nov
  • £80
Aldershot, Hampshire, UK

Race to Remember | 76km

Test yourself on an ultramarathon - one of the most poignant challenges of the year - to honour the servicemen and women who have sacrificed so much for our nation.

  • Enter online
  • Fundraising required
  • Undulating
  • Age 16 & over
  • 76 km multi terrain running + 2100 ft ascent
Run, walk or jog Race to Remember - one of the most poignant challenges of the year - and honour the servicemen and women who have sacrificed so much for our nation.
  • Sat 9 Nov
  • £50
  • Sat 9 Nov
  • £50
Petersfield, Hampshire, UK

Race to Remember | 36km

Run, walk or jog Race to Remember - one of the most poignant challenges of the year - and honour the servicemen and women who have sacrificed so much for our nation.

  • Enter online
  • Fundraising required
  • Undulating
  • Age 16 & over
  • 36 km multi terrain running + 857 ft ascent
The event gives youngsters of all abilities a unique opportunity to experience the buzz of a big race day with a 1-mile run along Hove Promenade, as part of the Brighton Half Marathon.
  • Sun 2 Mar 2025
  • £13
  • Sun 2 Mar 2025
  • £13
Hove, East Sussex, UK

Rubix VT Brighton Half Marathon | Youth Races

The event gives youngsters of all abilities a unique opportunity to experience the buzz of a big race day with a 1-mile run along Hove Promenade, as part of the Brighton Half Marathon.

  • Chip timing
  • Enter online
  • Age 7-17
  • 1 mile road running
Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!
  • Sun 2 Mar 2025
  • £42.75-£44.75
  • 4 charities
  • Sun 2 Mar 2025
  • £42.75-£44.75
  • 4 charities
Brighton, East Sussex, UK

Rubix VT Brighton Half Marathon

Join the UK's Happiest Half - a fast, flat race with a buzzing Brighton atmosphere. An early season major half and one of the most popular races in the UK!

  • Chip timing
  • Enter online
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running
Run the route of the world's first EVER 26.2 mile marathon from Windsor to London. An historic race with an incredible story. Run in the footsteps of legends and receive a special 1908 replica medal.
  • Sat 8 Mar 2025
  • £69.99
  • Sat 8 Mar 2025
  • £69.99
Windsor, Berkshire, UK

Original Marathon

Run the route of the world's first EVER 26.2 mile marathon from Windsor to London. An historic race with an incredible story. Run in the footsteps of legends and receive a special 1908 replica medal.

  • Enter online
  • Urban
  • Age 18 & over
  • 26.2 miles road running
A free one-mile event in Preston Park, open to everyone! Age-specific waves for children and young people plus an adult-only mile, with finish line medals for all.
  • Sat 5 Apr 2025
  • FREE
  • Sat 5 Apr 2025
  • FREE
Brighton, East Sussex, UK

Brighton Marathon Weekend | Brighton Miles

A free one-mile event in Preston Park, open to everyone! Age-specific waves for children and young people plus an adult-only mile, with finish line medals for all.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Fancy dress
  • All ages
  • 1 mile road running
An exciting 10K on a flat and fast course perfect for all abilities, as part of the atmospheric Brighton Marathon Weekend complete with Beach Village.
  • Sun 6 Apr 2025
  • £35
  • 3 charities
  • Sun 6 Apr 2025
  • £35
  • 3 charities
Brighton, East Sussex, UK

Brighton Marathon Weekend | Brighton & Hove 10K

An exciting 10K on a flat and fast course perfect for all abilities, as part of the atmospheric Brighton Marathon Weekend complete with Beach Village.

  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Age 15 & over
  • 10 km road running
This 2-lap marathon course offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.
  • Sun 6 Apr 2025
  • £51.50-£53.50
  • 1 charity
  • Sun 6 Apr 2025
  • £51.50-£53.50
  • 1 charity
Southampton, Hampshire, UK

ABP Southampton Marathon

This 2-lap marathon course offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.

  • Chip timing
  • Age 18 & over
  • 26.2 miles road running
A single lap of the marathon course which offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.
  • Sun 6 Apr 2025
  • £40.80-£42.80
  • 1 charity
  • Sun 6 Apr 2025
  • £40.80-£42.80
  • 1 charity
Southampton, Hampshire, UK

ABP Southampton Half Marathon

A single lap of the marathon course which offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.

  • Chip timing
  • Age 17 & over
  • 13.1 miles road running
One of the UK's most popular marathons, boasting a new and beautiful seaside course with superb local support, making it a truly sensational running experience. Charity places now available for 2025.
  • Sun 6 Apr 2025
  • £69.99
  • 28 charities
  • Sun 6 Apr 2025
  • £69.99
  • 28 charities
Brighton, East Sussex, UK

Brighton Marathon

One of the UK's most popular marathons, boasting a new and beautiful seaside course with superb local support, making it a truly sensational running experience. Charity places now available for 2025.

  • Chip timing
  • Enter online
  • Undulating
  • Traffic free
  • Age 18 & over
  • 26.2 miles road running
The 10K race challenge is perfect for a PB with green parks, inspiring views of city landmarks and a waterside location to drive you forward, beginning and ending at the iconic Guildhall.
  • Sun 6 Apr 2025
  • £30.10-£32.10
  • 1 charity
  • Sun 6 Apr 2025
  • £30.10-£32.10
  • 1 charity
Southampton, Hampshire, UK

ABP Southampton 10K

The 10K race challenge is perfect for a PB with green parks, inspiring views of city landmarks and a waterside location to drive you forward, beginning and ending at the iconic Guildhall.

  • Chip timing
  • Age 15 & over
  • 10 km road running
Walk, jog or run the stunning coastal paths of the Isle of Wight for a great charity cause, from the base camp at Chale, visiting historic Cowes and the iconic Needles en route.
  • Sat 3 - Sun 4 May 2025
  • £10-£40
  • 5 charities
  • Sat 3 - Sun 4 May 2025
  • £10-£40
  • 5 charities
Ventnor, Isle of Wight, UK

Isle of Wight Ultra Challenge

Walk, jog or run the stunning coastal paths of the Isle of Wight for a great charity cause, from the base camp at Chale, visiting historic Cowes and the iconic Needles en route.

  • Newcomers
  • Entertainment
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Undulating
  • Event village
  • Age 14 & over
  • 1 day trail running
Walk, jog or run along the capital to coast route for charity, with a range of distance options available and superb support all the way, for all abilities and experience levels.
  • Sat 24 - Sun 25 May 2025
  • £10-£40
  • 8 charities
  • Sat 24 - Sun 25 May 2025
  • £10-£40
  • 8 charities
Brighton, East Sussex, UK

London 2 Brighton Ultra Challenge

Walk, jog or run along the capital to coast route for charity, with a range of distance options available and superb support all the way, for all abilities and experience levels.

  • Entertainment
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Undulating
  • Event village
  • Age 14 & over
  • 1 day trail running
The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!
  • Sat 6 - Sun 7 Sep 2025
  • £30-£50
  • 15 charities
  • Sat 6 - Sun 7 Sep 2025
  • £30-£50
  • 15 charities
Eastbourne, East Sussex, UK

South Coast Ultra Challenge

The South Downs National Park is a superb backdrop for a real charity challenge featuring Beachy Head, the Seven Sisters and the South Downs Way with a choice of distances from 25km right up to 100km!

  • Newcomers
  • Music
  • Chip timing
  • Enter online
  • GPS tracking
  • Fundraising required
  • Undulating
  • Event village
  • Urban
  • Rural
  • Coast
  • Age 14 & over
  • 1 day trail running
  • Sun 24 Nov
Windsor, Buckinghamshire, UK

ADS Santa Fun Run

  • 5 km road running
  • Sat 12 Apr 2025
Windsor, Berkshire, UK

Easter 50 Ultra Challenge

  • 1 day trail running

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