Registration 2025

Registration is only available online. Accepted payment methods include credit card payments and digital fitness benefits. Registration opens on December 20, 2024, and closes on July 27, 2025. Late registration is not possible on the event day for 2025. Please check out Registration FAQ’s. If you have questions about payment methods: contact@nordicgravel.com.

Note: for the 2025 edition Dirty Sipoo does not provide refunds or deferalls in case of illness. A cancellation insurance is available when registering. Individual registrations can be transferred to a different person until one week before the event via the Race ID app. Please create a Race ID profile to use these features.

In the competition, only regular, human-powered bicycles are allowed. E-bikes are only permitted in the hobby categories.