# CroUltra24 2027

> CroUltra24 2027 starts on 28 May 2027 in Oriovac, Croatia. It runs until 29 May 2027. You are ranked by how far you get in 6, 12 or 24 hours. Format: Race, on road, with a personal crew (supported). Registration is open. Entry fee: €60–220 (as of 29 Sep 2026). All details come from the organiser, last checked on 5 October 2026.

Page: https://watt-the-f.com/en/calendar/croultra24/ · German version: https://watt-the-f.com/kalender/croultra24/

- Date: 28–29 May 2027
- Start: Oriovac, Croatia
- Distances: 6 hours; 12 hours; 24 hours
- Support: Supported · Race · Surface: Road
- Entry fee: €60–220 (as of 29 Sep 2026) – Solo 6h €60, Solo 12h €130, Solo 24h €220; Team of 2 (24h) €320, Team of 4 (24h) €420; ParaCyclist category free.
- Organiser: https://croultra.com/
- Source: https://croultra.com/ (last checked 2026-10-05)
- In the calendar: https://watt-the-f.com/en/calendar/?event=croultra24-2027

## What it’s about

CroUltra24 is an ultracycling time-based race on a 21 km circuit in Oriovac (Croatia), solo or as a team, with 6, 12 and 24-hour categories.

ParaCyclist category in all distances with free entry. In 2026 recognised by the World Ultracycling Association (WUCA) as the host of the European Championships (6/12/24 h); the site does not clearly repeat whether this recognition also applies in 2027.

## Similar races

- [Race Around Denmark 2027](https://watt-the-f.com/en/calendar/race-around-denmark/) · 26–30 May 2027 · Rønde, Denmark
- [Race Across Italy 2027](https://watt-the-f.com/en/calendar/race-across-italy/) · 30 April 2027 · Silvi Marina, Italy
- [Race Around Poland 2027](https://watt-the-f.com/en/calendar/race-around-poland/) · 26 June 2027 · Warsaw, Poland
- [D+ Ultracycling Dolomitica 2027](https://watt-the-f.com/en/calendar/ultracycling-dolomitica/) · 9–11 July 2027 · Vittorio Veneto, Italy