Trondheim Marathon 2026 – Route, Registration & Training Plans
Trondheim Marathon 2026: typically early September, start in Trondheim city centre. Route map, registration info and training plans for beginners and experienced runners.
Trondheim Marathon 2026 – key facts
Route and characteristics
Trondheim Marathon runs through the city's historic centre and along the Nidelva river. The route gives runners a unique view of Trondheim's architecture — from Bryggen at Nedre Elvehavn to the characteristic wooden buildings in the city centre. The course is hillier than Oslo Marathon and includes several climbs.
Start and finish are in the city centre, and the route is set up with good spectator support throughout. Temperature in early September in Trondheim is typically 10–16°C — good marathon conditions.
Training plan for Trondheim Marathon
The hills of Trondheim Marathon require you to include hill intervals in your preparation. Here is a 16-week plan for beginners:
- Weeks 1–4: Build base (3 sessions/week, 25–35 km/week)
- Weeks 5–8: Introduce long runs and hill intervals (40–50 km/week)
- Weeks 9–12: Increase long run to 28–32 km and tempo runs (50–60 km/week)
- Weeks 13–15: Peak week (max volume), then taper
- Week 16: Taper and race day
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Frequently asked questions – Trondheim Marathon 2026
When is Trondheim Marathon 2026?
Trondheim Marathon typically takes place in early September each year. In 2025 the date was 7 September. The exact date for the 2026 edition is confirmed at trondheimmaraton.no — check there for the official date and registration opening.
What is the Trondheim Marathon route?
The Trondheim Marathon route starts in the city centre and runs along the Nidelva river and through the city's characteristic neighbourhoods. The route is well organised with spectator support in the centre. The course includes some hills and is more technical than flat-course races like Oslo Marathon. Check trondheimmaraton.no for the official 2026 route map.
How much does Trondheim Marathon entry cost?
Trondheim Marathon entry fees typically vary: Full marathon: 700–1,100 NOK. Half marathon: 550–800 NOK. 10K: 400–600 NOK. 5K: 300–450 NOK. Early registration gives the lowest price. Register at trondheimmaraton.no.
Is Trondheim Marathon suitable for beginners?
Trondheim Marathon is a good opportunity for beginners wanting to run their first half marathon or 10K. For the full marathon, the course is somewhat more demanding than flat races due to hills. The cut-off is typically 6 hours for the full marathon. Beginners are recommended to start with the half marathon or shorter distances.
How do I train for Trondheim Marathon?
To complete Trondheim Marathon you need 16–20 weeks of systematic training. Beginners should aim for 3–4 running sessions per week with gradual distance increases. Include a long run on the weekend (building to 30–35 km), interval training (tempo and hill intervals), and a rest day mid-week. For the hilly Trondheim course specifically: include hill intervals in your training.
Where do I find Trondheim Marathon 2026 registration?
Registration for Trondheim Marathon 2026 opens at trondheimmaraton.no. Register early for the lowest price — entry fees rise in stages as the event approaches. Follow @TrondheimMaraton on social media for notification of the opening date.