The Semi-Marathon de Vila-Seca is a 21.097 km urban half marathon held in Vila-seca, organized by Club Deportivo Runners Vilaseca. It takes place in October, starting and finishing on Avenida del Alcalde Pere Molas. This is the event's fourth edition.
The course follows the city’s main streets and avenues, with aid stations approximately every 5 km. The race expects around 1,000 participants, primarily from Tarragona province. Runners have a 2 hour 30 minute time limit. Race-day services include cloakroom storage, restrooms, changing rooms, and showers.