100k in a day


100k In A Day Cycle Challenge – Cycle 100k in any 24 hour period – either on the road, on a turbo trainer/static bike. Challenge dates 1st November 2020 -30th April 2021

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100k In A Day Challenge Info

Complete 100k worth of cycling within a single 24 hour period between 1st November 2020 - 30th April 2021. You can complete this over one or multiple sessions within the 24hours and it can be done either outdoors on a regular bike, or indoors on a turbo trainer or static bike or a combination.


For successful completion of this 100k In A Day challenge you will receive a commemorative challenge coin which will be sent to you by post. You will also receive a certificate of completion via email. You should expect to receive them within 14 days of your submission. Please visit the My Account page to make any amendments to your details. Awards are not guaranteed - they are sent only on successful completion of the challenge and submission of your results by the deadline.


You will need to use our 100k in a day online submissions form to inform us of your session details. We will need the date of your activity the distance in km and time of your sessions in hh:mm:ss. If you complete this challenge in multiple sessions over the 24hrs you can just submit the totals or you can submit results of each session on one form. You can record your cycle details using a cycle computer, fitness watch or app such as Strava and then you will need to enter the details onto our form. The form can be found both on the submissions page and also will be sent to you via email when you sign up. The results table will be on the challenge page and is interactive. The position for the challenge is determined by time.  Be aware that we cannot adjust the time/distance in the results to 100k so If you submit results for more than 100k this will be shown in the table but the time will not be reduced and this will impact your position in the results.

Our challenges are honesty based and require you to accurately and honestly record and submit your own results.


All cycling for this 100k in a day challenge must be completed by then end of 30th April 2021. All results must be submitted by 5th May 2021 - results submitted after this date will not be included in the results table and the awards will not be sent.

IMPORTANT - this challenge should only be attempted by those completely confident that they are fit and well enough for the challenge requirements and have suitable equipment and support. We advise you get a medical check before starting the challenge. Please ensure that you are aware of the risks and challenges of cycling in your chosen format and location and take all necessary precautions to make sure you are safe whilst doing this activity. You must observe any local, national or venue specific rules and regulations during your activity. Please ensure that you follow safe cycling practices and have a plan in place for support and safety. All cycling for this challenge is at your own risk.

Please read our Cycle Safety guide for tips of how to make sure you are safe whilst cycling.


See our FAQs on the INFO page.


Click the button for the submissions form for this challenge. You will also be sent an email with a reminder and link to this form to complete.

Results for 100K in a Day Challenge

Full NameSession DateSession time in hh:mm:ssDistance
Kristin Weber1/4/20213:13:55101
Simon Naylor12/29/202004:28:20103.09
Tim Robinson3/6/202104:27:00104
Caroline Sale3/13/202104:24:52100

This table is interactive. Click column header to sort results by that criteria.

This results table is updated 2 weekly in the challenge period. Position is determined by time.


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