K20 Demónios 2026
Loop from Alvarinhos · Lisbon, Portugal
Community route · Running · Saved 10 Aug 2026
K20 Demónios 2026 is a 22.0 km run loop from Areias near Alvarinhos, with 713m of climbing and an effort score of 29.
Community race course import for Trail Demónios do Lizandro
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Terrain & grades
88% at ≤15% gradeThis loop packs 32m of climb per kilometre, which makes it a relatively flowing profile. 88% of the measured line is at 15% grade or less (slope only, not surface or technicality). The hardest kilometre is around km 8, gaining about 130m. Total route distance is 22.0 km.
Snow & conditions
Snow not assessedCurrent snow evidence is not available for this route. Missing data does not establish snow-free conditions.
Route sections
Hard effort, estimated around 3h 31m moving time using a trail run model: 7:00 min/km flat pace plus about 52 min for 713m of climbing. Expect 2% steep-grade exposure.
Fuel & gear
Plan roughly 16 small fuel units, then adjust for weather, aid, and personal effort.
Elevation Profile
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