Oslo Marathon 2026 — Sep 20 | Race Guide, Route & Registration
Oslo Marathon 2026: Sunday 20 September, starting at Oslo Spektrum (Sonja Henies plass). Distances: 5K, 10K, Half Marathon and Full Marathon. Entry from 900 NOK. Route via Aker Brygge, Frognerparken and the Oslofjord waterfront.
Oslo Marathon 2026 — key facts
Distances and start times
| Distance | Start time | Cut-off | Best for |
|---|---|---|---|
| 5K | approx. 10:00 | 2 hours | Beginners and recreational runners |
| 10K | approx. 09:30 | 2 hr 30 min | Experienced recreational runners |
| Half Marathon | 09:15 | 3 hours | Runners with training base |
| Full Marathon | 09:00 | 6 hours | Experienced runners |
Oslo Marathon route: what you run through
Oslo Marathon is known for its flat, spectacular route through the city's most iconic locations. From Oslo Spektrum you run along the Oslofjord toward Aker Brygge, through Frogner and into Frognerparken past Vigeland sculpture park. With only approximately 80 metres of total elevation gain, it is one of Norway's flattest city marathons.
Oslo Spektrum → City Hall
Flat start through the city centre, past Oslo City Hall and Aker Brygge along the harbour.
Aker Brygge → Bygdøy
Along the Oslofjord toward Bygdøy peninsula. Stunning harbour views.
Bygdøy → Frogner
Back along the waterfront, through the Frogner neighbourhood and into Frognerparken.
Frognerparken → return
The only moderate hill is in the park. The rest is flat road back toward the city.
Return to city centre
Flat, direct run back to Oslo Spektrum finish. Final 1km is the spectator straight.
20-week training plan: Oslo Marathon Sep 20
You have ~19 weeks until race day from now (May 2026). Here is the build for beginners and recreational runners:
| Week | Focus | Volume | Key session |
|---|---|---|---|
| 1–4 | Base | 3 × 30–40 min | 5K comfortable pace. Build the habit. |
| 5–8 | Build | 4 × 40–50 min | Long run up to 14 km. 10K tempo run. |
| 9–12 | Distance | 4–5 × 50–60 min | Long run 18–22 km. 5–6 loops of Frognerparken. |
| 13–16 | Peak | 4 × 60 min | One long run 28–32 km. Your hardest training week. |
| 17–19 | Taper | 3 × 45 min | Reduce volume. Maintain intensity. Rest. |
| 20 (Sep 20) | Race week | 2 × 20 min | Easy jogs only. Lay out your kit the night before. |
For a more detailed programme, see our Oslo Marathon training prep guide →
Getting to Oslo Spektrum on race day
Oslo Spektrum is a 5-min walk from Oslo S (Central Station). Take any T-bane line or regional train to Oslo S (Jernbanetorget). From Oslo Airport (OSL): Airport Express to Oslo S, 20 min.
Not recommended on race day — parking is limited and roads around the course are closed. Public transport is the practical option.
Oslo Spektrum, Sonja Henies plass 2, 0185 Oslo. Google Maps: "Oslo Spektrum".
Oslo Marathon race day packing list
✓ Mandatory
- — Race bib (collect at registration)
- — Timing chip (distributed on site)
- — ID / passport
- — Running shoes (not spikes)
→ Recommended
- — Energy gels (every 30–45 min)
- — Sports drink and water
- — Warm jacket for warm-up
- — Compression socks
- — Change of clothes for after
Frequently asked questions — Oslo Marathon 2026
When is Oslo Marathon 2026?
Oslo Marathon 2026 takes place on Sunday, 20 September 2026. The marathon start is at 09:00 from Oslo Spektrum, Sonja Henies plass 2. Half marathon and shorter distances start in waves from 09:00–10:30.
What is the Oslo Marathon route?
The marathon route starts at Oslo Spektrum and runs through the city centre: past the City Hall, along Aker Brygge and the Oslofjord waterfront, through Frogner and Frognerparken, and back to Oslo Spektrum. The route is mostly flat with one moderate hill in Frognerparken. Total elevation gain is approximately 80 metres — one of Norway's flattest city marathons.
How much does Oslo Marathon entry cost?
Oslo Marathon 2026 entry fees (vary by registration date): Full marathon: 900–1200 NOK (approx. £65–90). Half marathon: 700–900 NOK. 10K: 450–600 NOK. 5K: 300–450 NOK. Earliest registration gives the lowest price — fees rise in stages. Register at oslomaraton.no.
Is Oslo Marathon suitable for first-time marathon runners?
Yes — Oslo Marathon is one of the most beginner-friendly marathons in Scandinavia. The cut-off time is 6 hours (approximately 8:30 min/km), and the route is relatively flat. The 5K and 10K distances are ideal for first-timers. First marathon runners should aim to finish, not chase a time goal. Use our /oslo/marathon-prep guide for training.
What is the weather like in Oslo in late September?
Late September in Oslo: average 8–14°C, generally cool and favourable for marathon running. Sunrise around 07:00. ~30% chance of rain. Dress in layers — starts are early and cool but you warm up quickly. Recommended: short-sleeve technical top and running tights for typical September conditions.
Where can I train for Oslo Marathon in Oslo?
Best training venues for marathon in Oslo: Running routes: Frognerparken (3.2 km flat loop), Bygdøy (10 km loop by the water), Sognsvann (6.3 km forest loop). Gyms: SATS and Evo for treadmill and strength work. Running clubs: Kondis Oslo, IL Gular, parkrun (free, Saturday). See /oslo/lopeklubber for the full club guide.
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