
Trilho dos Arneiros
Event summary
The Trilho dos Arneiros is a trail running and hiking event taking place on October 19, 2025, in Vila Nova da Rainha, Azambuja. Organized by the União Desporto e Recreio and supported by local authorities, the event offers three distances: a 21 km trail run, 12 km mini-trail, and an 8 km hike, each traversing forest paths and rural terrain with low elevation gain.
Open to runners and walkers of all experience levels, the event emphasizes community, safety, and environmental awareness. Competitive categories range from Juniors to Masters (60+), and all races are chip-timed except the hike. The event aims to foster inclusion with accessible entry options for youth and families.
The route is fully marked, and participants are supported with aid stations, timing services, insurance, and post-race amenities. The venue includes changing rooms, hot showers, and food service. The Trilho dos Arneiros promises a scenic, well-organized, and festive race experience just outside Lisbon.
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Plan itInformation
Start times per category/distance:
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Trail 21 km: 09:00
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Mini-Trail 12 km: 09:15
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Hike 8 km: 09:20
Bib pick-up time and location:
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October 17 (Friday): 09:00–17:00 at Junta de Freguesia de Vila Nova da Rainha
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October 18 (Saturday): 15:00–17:30 at União Desporto e Recreio pavilion
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October 19 (Sunday): 07:30–08:30 at race venue
Start/finish location:
União Desporto e Recreio pavilion, Vila Nova da Rainha, Azambuja
Age categories/divisions:
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Trail 21 km: 18+ (Junior to M/F60+)
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Mini-Trail 12 km: 16+ (Juvenil to M/F60+)
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Hike 8 km: All ages (under 16 must be accompanied)
Cut-off times:
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Trail 21 km: 4 hours
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Mini-Trail 12 km: 3 hours
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Hike 8 km: 3 hours
Registration deadline:
October 16, 2025 (online via trilhoperdido.com)
Link to full regulation: Official PDF
Surface types:
Mixed forest trails and dirt paths (no asphalt crossings)
Course format:
Looped courses with full signage and checkpoints
Timing method:
Electronic chip timing (Trail and Mini-Trail only)
Toilets and aid station placement:
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Trail 21 km: Aid at km 8 and km 16 (solid & liquid)
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Mini-Trail 12 km: Aid at km 6 (solid & liquid) and km 9 (liquid)
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Toilets and hot showers available at the finish area
Location
get directionsRaces
Trail Run 21 km
Trail Run 18 km
Walking 8 km
Benefits
🏅 Finisher medal for all participants
⏱️ Electronic chip timing (Trail & Mini-Trail)
📦 Personalized bib with embedded chip
🥤 Aid stations with water, juice, fruit, and energy snacks
🧼 Access to hot showers and changing rooms at the venue
🛡️ Personal accident and civil liability insurance
🧑⚕️ Medical support throughout the course
📋 Official results and rankings by category
👕 Option to purchase event t-shirt (limited sizes)
🍽️ Food and beverage available post-race at venue bar
🏆 Awards:
🥇 Trophies for top 3 overall (men/women) in Trail and Mini-Trail
🥈 Prizes for top 3 in each age group
🎁 Sponsor gifts (subject to availability)