DateExpected
Late October 2026
Based on past editions. We'll confirm when the organiser announces.
Venue
Runar IL Arena / Runarhallen, Klavenesveien 20, Sandefjord
Sandefjord, Vestfold
Countdown
October
A backyard ultra where a flat 6.7 km loop restarts every hour and you run until you or the field breaks. Capped at 12 loops, 80.4 km.
Key facts
01New start every hour; finish your 6.7 km loop inside 60 minutes
02Maximum 12 loops, which is 80.4 km
03If several runners reach the final loop, the first to finish wins
Create a free training plan for the Backyard Sandefjord
7-day free trial, no card required
The course
One lap, on repeat
Sandefjord · one lap
Total climb84m
Start · finishOne lap · elevation
0 kmDrag map to rotate6.7 km
Weather
Late-October, Sandefjord
10°CTypical high
6°CTypical low
-2°CColdest in 20 years
57%Days with rain
Highs around 10°C and lows around 6°C, but it has dropped to -2°C. Rain on 57% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#TeamLapsTime
01Kristoffer EFTEDAL [377]126:00:36
02Magnus MEYBORG [353]126:07:35
03Alexander SOLUM [26]126:39:53
301
Finishers
6:39:36
Median time
9 laps
Median laps
Overall · 2025 results, as published by the organiser.
How many laps could you do?
Get a prediction based on your recent training
Organiser
OrganiserBackyard Norge (owned and operated by Ecorun AS); Runar IL provides the venue
Websitebackyardultra.no
Instagram@backyardnorge
Running since2014
Training
Training for the Backyard Sandefjord
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Backyard Sandefjord plan targets
Typical sessions
84 m of climbing to prepare for
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Backyard Sandefjord plan.
7-day free trial, no card required.
