More than £750,000 has been donated to the Samaritans in honour of Claire Squires from Leicestershire.
The JustGiving website has received over 65,000 donations.
Claire has been described as "an incredible, inspirational, beautiful and driven person" by her family, who paid tribute.
The funeral of a woman from Leicestershire who died during the London Marathon will be held in the family’s home town at midday.
The best friend of Claire Squires from Leicestershire, who died in the London Marathon, says the family is overwhelmed by the donations.
Donations to a charity in honour of a runner from Leicestershire who collapsed and died during the London Marathon continued to soar today.