2025 Thames Meander Autumn Marathon: Training plans, distance, date, location, and more

Find out all you need to know about the Thames Meander Autumn Marathon – including how to choose the best training plan to get race-ready and set a new personal best.

Arial view of the race city.

About the event

On October 5, 2025, the Thames Meander Marathon offers a picturesque run along the Thames Path, starting and finishing at the Petersham & Ham Sea Scouts HQ in Richmond. This trail race includes two loops of 13.1 miles each, allowing participants to enjoy the iconic riverside scenery while tackling an elevation gain of 183 meters. Hermes Running ensures thorough support with checkpoints stocked with hydration and energy snacks, alongside professional medical support available throughout. Whether you’re looking for a competitive marathon or simply an enjoyable day out running, this event provides both.

Date: 

Sun
Oct 5
2025

Location: 

Richmond, United Kingdom

Distance

42.2km / 26.2mi

Elevation profile: 

Flat

Website: 

Link

Elevation gain: 

183m /

Number of participants: 

Join 7 people currently training for the Thames Meander Autumn Marathon with Runna

Join other runners just like you, currently training for the Thames Meander Autumn Marathon with Runna

Start your plan

How to train for Thames Meander Autumn Marathon: Thames Meander Autumn Marathon training plans for every runner

To train for Thames Meander Autumn, you’ll need a personalized training plan and to build up your weekly mileage progressively.

Runna offers running training plans for every runner and goal out there.

With Runna, your running coaching app, you get a personalized Marathon training plan that:

  • Structures your week and sets out all sessions for you
  • Automatically adjusts your mileage and types of runs to help you perform at your best
  • Incorporates deloads and strength training
  • Helps you manage your recovery and nutrition

Having a plan will also help with accountability, meaning that you can focus purely on improving your running game.

Check out our personalized Marathon training plans to find the one that best suits your goals.

Stories from Runnas

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My first marathon and second ever running race. Sub 3 hour was my goal, but thanks to Runna managed to run a 02:41:49!
Dan C
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02/05
I’m 45 and only started running 12 weeks ago when I downloaded the Runna app.
Just finished my first half marathon - my goal was just to finish it before the 3hr cutoff but I made it in 2 hours 30 mins.
Somaclay
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03/05
Completed my first ever marathon. I had never run more than 5km before the start of this year.
Through training with Runna since January, I’m so proud to say I’ve completed a marathon in 3hr37min
Sathi
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User @sathi6 finishing a race with a medal.
04/05
From struggling to run 5km to running our first half marathon within 6 months of training using Runna! Loved every second of it.
Sara C
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05/05
Trained with Runna for 16 weeks to complete my first 250km ultramarathon in Tanzania in 37 hours
Henry G
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User @henry_galligan finishing a race with a medal.

Take your running to the next level

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Thames Meander Autumn Marathon FAQ: All you need to know about the Thames Meander Autumn Marathon

What is the Thames Meander Autumn Marathon?

Thames Meander Autumn Marathon distance: How long is the Thames Meander Autumn Marathon?

Where does the Thames Meander Autumn Marathon take place?

When is Thames Meander Autumn Marathon?

When is the next Thames Meander Autumn Marathon?

What’s the elevation gain of the Thames Meander Autumn Marathon?

How can I prepare for the 2025 Thames Meander Autumn Marathon?

How do I choose the right training plan for the 2025 Thames Meander Autumn Marathon?

How can I register for the Thames Meander Autumn Marathon?

If you are an official race organiser with any questions about this page, please get in touch: races@runna.com

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