Amersfoort Marathon takes place on Sun, Apr 4, 2027 in Amersfoort, Netherlands. The main route is 21.1 km.
- Date
- Sun, Apr 4, 2027
- Start
- Amersfoort 🇳🇱
- Distance
- 21.1 km
- Level
- Open to all
Your 26-week plan to Amersfoort Marathon
The Base 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.
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Marathon Amersfoort is a popular running event featuring multiple distances through the historic streets of Amersfoort.
What this race demands
The Amersfoort Marathon requires athletes to complete a 21.1 kilometer half marathon distance through the historic streets of Amersfoort.
Half Marathon Distance
Covering 21.1 kilometers requires sustained cardiovascular endurance and consistent pacing from the start to the finish line.
Urban Running Surface
Navigating the historic streets of Amersfoort demands foot stability and adaptability to hard-packed urban road surfaces.
What would it take you?
Pick the level closest to yours for an estimate of finish time on this course and the training a solid preparation needs.
Estimated finish
1:45–2:10
Peak-week training
5–7 h/week
A model estimate from distance, climbing and level, not a promise. Conditions, drafting and pacing move it.
IntervalCoach turns those weekly hours into a concrete plan built around your actual fitness. Start with this race as your goal
Your road to race day
Race day at Amersfoort Marathon is 26 weeks away. This is how a coach divides that time. The first phase starts now.
01Base14 weeks · Oct 5, 2026 – Jan 10, 2027
Aerobic foundation: mostly steady endurance work that grows the aerobic engine and the durability the later phases stand on.
02Build6 weeks · Jan 11, 2027 – Feb 21, 2027
Progressive overload: training load climbs in waves, with harder weeks stacked on the base and planned recovery weeks that let the gains land.
03Peak3 weeks · Feb 22, 2027 – Mar 14, 2027
The hardest weeks of the plan: race-specific intensity at nearly full training load, sharpening exactly what this race asks for.
04Taper2 weeks · Mar 15, 2027 – Mar 28, 2027
Volume drops while intensity stays: short, sharp efforts keep the legs awake as fatigue drains away.
05Race week1 week · Mar 29, 2027 – Apr 4, 2027
Openers, rest and logistics. The work is done; the job now is arriving fresh.
Frequently asked questions
When is Amersfoort Marathon?
Amersfoort Marathon takes place on Sun, Apr 4, 2027 in Amersfoort, Netherlands.
How long is Amersfoort Marathon?
The main route is 21.1 km.
What does Amersfoort Marathon demand?
The Amersfoort Marathon requires athletes to complete a 21.1 kilometer half marathon distance through the historic streets of Amersfoort.
Who is Amersfoort Marathon for?
Amersfoort Marathon is open to all participants.
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