K42 Anaga Marathon – K42 takes place on Sun, Dec 6, 2026 in San Cristóbal de La Laguna, Spain. The main route is 42.2 km.
- Date
- Sun, Dec 6, 2026
- Start
- San Cristóbal de La Laguna 🇪🇸
- Distance
- 42.2 km
- Level
- Open to all
Your 9-week plan to K42 Anaga Marathon – K42
The Build phase starts this week. Built around your fitness and adjusted every day as your form changes; attach the course and it prepares for the climbs too.
Build my planFree to start · No credit card
The K42 is the 42.2 km marathon-distance mountain race of the K42 Anaga Marathon weekend, part of the K42 Adventure Marathon Series, run through Anaga's UNESCO Biosphere Reserve on Tenerife at 09:00 on Sunday 6 December 2026.
Your road to race day
Race day at K42 Anaga Marathon – K42 is 9 weeks away. This is how a coach divides that time. The first phase starts now.
01Build3 weeks · Oct 5, 2026 – Oct 25, 2026
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
02Peak3 weeks · Oct 26, 2026 – Nov 15, 2026
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
03Taper2 weeks · Nov 16, 2026 – Nov 29, 2026
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
04Race week1 week · Nov 30, 2026 – Dec 6, 2026
Openers, rest and logistics. The work is done; the job now is arriving fresh.
Frequently asked questions
When is K42 Anaga Marathon – K42?
K42 Anaga Marathon – K42 takes place on Sun, Dec 6, 2026 in San Cristóbal de La Laguna, Spain.
How long is K42 Anaga Marathon – K42?
The main route is 42.2 km.
Who is K42 Anaga Marathon – K42 for?
K42 Anaga Marathon – K42 is open to all participants.
Similar races
Organising this race?