8th São Silvestre Baía do Seixal 2026
- Sat, December 19, 2026
- Free — 11 €
- 3 races
-
Price increases in 15 days 05 hours 17 min
Registered directly with the organizer
Event summary
The VIII São Silvestre Baía do Seixal 2026 is a running event taking place on December 19, 2026, at Baía do Seixal. It features a 10 km race starting at 17:30, a 5 km walk starting at 17:35, and a Kids’ Run at 16:45.
The 10 km race is open to participants aged 18 and older, with age categories for men and women ranging from juniors to veterans. The walk has no age restrictions but children under 12 must be accompanied by an adult. The event aims to promote physical exercise and community participation.
Participants will enjoy a timed race with RFID chip technology, liquid refreshment stations, and a festive atmosphere with awards for individual and team winners. All finishers receive a medal, isotonic drink, water, and fruit.
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Plan itInformation
Start/finish locations: Start and finish at Cais do Mundet, Baía do Seixal (near restaurant “Lisboa á Vista”)
Start times per category/distance:
• Kids’ Run: 16:45
• 10 km race: 17:30
• 5 km walk: 17:35
Cut-off times: Maximum duration of 2 hours for the 10 km race and 5 km walk
Bib pick-up time and location:
• December 17, 12:00–18:00 at DS – Decisões e Soluções (near Fogueteiro station)
• December 18, 12:00–18:30 at Matrizauto de Almada
• December 19, 12:30–16:30 at the start location (only for athletes from outside the district)
Participants limit: 5000 participants maximum
Age categories/divisions:
• Men 10 km: Juniors and Seniors (18–34), Veterans I (35–39), Veterans II (40–44), Veterans III (45–49), Veterans IV (50–54), Veterans V (55–59), Veterans VI (60–64), Veterans VII (65–69), Veterans VIII (70+)
• Women 10 km: Juniors and Seniors (18–34), Veterans I (35–39), Veterans II (40–44), Veterans III (45–49), Veterans IV (50–54), Veterans V (55–59), Veterans VI (60–64), Veterans VII (65–69), Veterans VIII (70+)
Race routes: 10 km race and 5 km walk routes at Baía do Seixal
Timing method: RFID chip timing with classification and timing for 10 km race
Toilets and aid station placement: Liquid refreshment station at approximately 5 km and at finish with water, isotonic drinks, and fruit
Cancellation & refund policy: Refunds are allowed only in case of medical proof of inability to participate due to illness or injury. Refund amounts vary by request date: 60% up to 30 days before, 40% up to 20 days before, 30% up to 10 days before the event. No refunds for cancellations due to external factors; registration credit may be transferred to a future event.
Location
get directionsRaces
Kids Race
Road Running 10 km
Walking 5 km
Benefits
🎽 Athlete kit: bib and chip for 10 km race
🏅 Finisher prize: medal, water, isotonic drink, and fruit for all finishers
⏱️ Timing + live results by category using RFID chip system
🛟 Safety support: medical assistance at start, course, and finish
🛡️ Insurance: all participants covered by insurance policy
🥤 Aid stations: liquid refreshment at 5 km and finish
🏆 Trophies or podium awards: prizes for top 3 overall and top 5 by age category in 10 km race; team prizes for top 5 teams and largest team