Organisers are urging anyone keen on participating to register now, as more than 20,000 participants have already entered and entries are capped at 85,000.

Last year the City2Surf raised more than $4million for charity and this year the target has been set at $5million. Participants are encouraged to run for a cause close to their hearts, with more than 650 charities taking part in the fundraising initiative.

Early bird entries are $65 for adults ($45 for children and $15 for under fives) with registrations after April 11 available for $80 for adults ($60 for children and $15 for under fives).