The 2018 Grand Prix Izola was the 5th edition of the GP Izola road cycling one day race.

[2] It was part of UCI Europe Tour in category 1.2.

Due to extreme weather conditions, the race was shortened form 157km to 106.5km.

[3] Twenty-five teams were invited to take part in the race.

These included one UCI Professional Continental team and twenty-four UCI Continental teams.