Get Involved Our fundraising events Sheffield Half Marathon 2020 A major event in the UK's running calendar is the Asda Foundation Sheffield Half Marathon! Attracting thousands of runners of all abilities. With a city centre start and finish the event boasts a super scenic route with stunning views of the Peak District, for those who would like to conquer the climb to Ringinglow. By raising funds for the British Thyroid Foundation you will be helping support people of all ages with a thyroid disorder. How to apply for the Sheffield Half Marathon? Sign up below to register a place. We ask our fundraisers to pay a £20.00 registration fee and a have a minimum sponsorship target of £150. Once you have registered we will send you a registration form asking for your details and if you would like a BTF t-shirt to wear on the day! Thank you for your support! Booking for this event has now closed.