Two hikers are posing and taking a selfie. They are standing on a grassy slope near a beach with white cliffs. Both hikers are wearing green Macmillan branded tops and have event ID badges pinned to their tops.

South Coast Mighty Hike

Hiking along the stunning South Coast, this route combines dramatic coastline views with rolling countryside. Starting in Brighton, you’ll walk through the beautiful South Downs before reaching iconic landmarks like the Seven Sisters and Beachy Head.

Full Marathon

Date
7 June 2025
Location
Brighton
Join
Registration fee: £25
Fundraising pledge: £250
Distance
26 miles
Difficulty
Hilly with challenging terrain
Route map

Half Marathon

Date
7 June 2025
Location
Alfriston
Join
Registration fee: £20
Fundraising pledge: £250
Distance
13 miles
Difficulty
Hilly with challenging terrain
Route map

What's included in your registration fee?

Green Macmillan tshirt with an M on the front
Green camera
Green takeaway coffee cup
Green flag
Knife and fork
Green medal with white star

About the South Coast Mighty Hike

“Excellent weather, good signage, sore feet, steep sisters and their siblings but could not be a better day.” Kay, South Coast 2024

Mighty Hikes support

We have many resources to help you prepare for your hike, including how to set up your fundraising page. You can also join our Facebook group and meet the Mighty Hikers community.

Frequently asked questions

  • When and where does the South Coast Mighty Hike start and finish?

    The full marathon will start at Brighton Racecourse, BN2 9XZ, and the half marathon will start at Bankhouse Farm, BN26 5UF.

    Both hikes finish at Helen Gardens, BN20 7XL.

  • What is the South Coast Mighty Hike route?

    The South Coast Mighty Hike starts in either Brighton for the full marathon or Alfriston for the half marathon. You will be hiking through the South Downs National Park before heading over the Seven Sisters, through the Birling Gap and down into the finish line in Eastbourne.

    View the routes on Google Maps.

    You can also view the GPS routes with elevation graphs for the full marathon and half marathon.

    Please note that the routes can be subject to change following health and safety inspections. Any key changes will be communicated on the day.

  • What are the route highlights for the South Coast Mighty Hike?

    Along this stunning route, you'll experience:
    1. The iconic Seven Sisters Cliffs – marvel at the striking white chalk cliffs, visible with every step you take along this dramatic coastline.
    2. The Birling Gap – with the final climb of the hike ahead, you'll be captivated by the breathtaking view where the South Downs meet the sea.
    3. The South Downs National Park – England’s newest national park, offering sweeping landscapes and unparalleled natural beauty.

  • Where should I stay for the South Coast Mighty Hike?

    We recommend staying in Brighton for easy access to the full marathon start line, or in Eastbourne for a nice and easy journey home after your hike. If you're taking part in the half marathon, Newhaven, Seaford or Polegate all offer easy access to Alfriston via Alfriston Road.

  • How do I get there?

    You can get to Brighton Racecourse either by car or taxi. There are also buses (Number 2 and Number 22) which run from outside Churchill Shopping Centre (Stop H) to Brighton Racecourse. Please note, we cannot guarantee that public transport will be running at the time you start your hike.

    We recommend having access to a vehicle or bike to get to the half marathon start line.

    Parking for the full marathon will be at Brighton Racecourse, BN2 9XZ. Parking for the half marathon will be at Bramley Farm Bootfairs in Polegate, BN26 6QN. Please note that you will need to get a shuttle bus from Bramley Farm Bootfairs to the half marathon start line which is a 15 minute drive.

    For the full marathon, free shuttle buses will run from the finish line back to the start line in Brighton after the hike. There will also be free shuttle buses from the half marathon finish line to the car park in the afternoon.

    You can book parking and shuttle buses when you register.

  • What if my Mighty Hike gets cancelled?
    If your Mighty Hike is cancelled for any reason, you’ll be contacted by email and text and live updates will be made to this FAQ document with all the information you need.

Ready to join?

Volunteering at a Mighty Hike

See other Mighty Hikes

Daniel, wearing a bucket hat on a Mighty Hike

Don’t fancy this one? No sweat! We’ve got many other beautiful Mighty Hikes in all corners of the UK, hilly and flat, so you can find the perfect challenge for you. 

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