4.5
(124)
1,685
riders
71
rides
Gravel biking around Nøklevann offers diverse landscapes within the Østmarka forest, east of Oslo. The region is characterized by dense woodlands, gently rolling hills, and the prominent Nøklevann lake itself, alongside smaller waterways like Ulsrudvann. Trails are predominantly gravel, providing varied terrain suitable for cycling, with inclines that are generally not excessively steep. This area provides a natural environment for gravel cycling close to urban access points.
Last updated: October 6, 2026
5.0
(2)
65
riders
51.1km
03:13
770m
770m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
53
riders
30.9km
02:14
570m
570m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.0
(4)
11
riders
19.0km
01:24
300m
300m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
19
riders
19.3km
01:20
310m
310m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
8
riders
18.3km
01:10
280m
280m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Rustadsaga has welcomed walkers and skiers for over a century. Originally built in 1916 as the sawmaster's house under the name Saghøy, it has been serving visitors to Østmarka since the early 1920s and remains one of the area's most popular trail cafés.
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The Haukåsen radar is an air traffic radar located on Haukåsen in Oslo, southeast of Haugerud in Groruddalen. It covers the entire Eastern Norway and is important for Oslo Airport, Gardermoen. It is unmanned but controlled from Avinor's control center in Røyken.
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It is closed now
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Nordmarka Chapel is a rustic, traditional wooden-built sports chapel situated in Oslo's Nordmarka forest. It is a popular destination for outdoor enthusiasts and still offers Sunday services. There is also a cosy cafe on site.
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A worthwhile stopover… even in (late) summer
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Cosy cabin café tucked into the forest, a perfect stop for a coffee or waffle after a walk around the lake.
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Nestled in the forest above Nøklevann, Sarabråten was once the summer estate of Christiania’s 19th-century elite, hosted by timber baron Thorvald Meyer. Today, only a few ruins remain, but the place still carries a quiet grandeur, perfect for a reflective pause in the woods.
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The gravel bike trails around Nøklevann offer a range of difficulties, from moderate to difficult. While the inclines are generally described as 'rolling' and not excessively steep, some routes, like the Skjærsjø Dam – Skjennungen viewpoint loop from Bøler, are classified as difficult due to their length and elevation gain. There are 32 moderate and 49 difficult routes available, ensuring options for various fitness levels.
The Nøklevann area is rich in natural beauty and points of interest. You'll primarily encounter dense woodlands, gently rolling hills, and stunning views of Nøklevann lake itself. Many routes also pass by the smaller Ulsrudvann, which has picnic areas and a swimming beach. A small waterfall along some trails offers a picturesque spot to refill water bottles. For historical interest, the Sarabråten Ruins are a notable landmark.
While many routes are classified as moderate to difficult, the 'rolling' inclines and wide, varied paths make some sections suitable for families. The area around Nøklevann and Ulsrudvann is popular for its accessible trails. For a moderate option that explores historical sites, consider the Sarabråten Ruins – View of Lake Ulsrud loop from Bergkrystallen.
Yes, the Østmarka forest, including the Nøklevann area, is generally dog-friendly. Many locals enjoy walking and cycling with their dogs. However, it's always recommended to keep dogs on a leash, especially during certain seasons to protect wildlife, and to be mindful of other trail users.
Common starting points for activities around Nøklevann often have parking facilities. Rustadsaga Sportsstue, a popular lodge by Nøklevann, serves as a convenient starting point and likely offers parking. Other access points like Bøler, Oppsal, Skullerud, and Bergkrystallen, mentioned in route descriptions, also provide potential parking options.
The Nøklevann area is well-connected to Oslo by public transport. Rustadsaga Sportsstue, a central hub and starting point for many routes, is easily accessible via public transport from Oslo. This makes it convenient for those who prefer not to drive.
Yes, Rustadsaga Sportsstue, located by Nøklevann, is a popular sports lodge and cafe. It offers homemade food, coffee, and waffles, making it an excellent spot for a break before or after your ride. It even has charming farm animals like goats, chickens, and mini pigs.
The Nøklevann area is enjoyable for gravel biking across multiple seasons. Spring and autumn offer beautiful foliage and cooler temperatures, while summer provides lush greenery and opportunities for swimming in the lakes. Winter can also be an option, but trail conditions may vary with snow and ice, requiring appropriate gear.
The routes around Nøklevann vary significantly in length and duration. For example, the Skjærsjø Dam – Skjennungen viewpoint loop from Bøler is a longer ride at 32.0 miles (51.5 km) taking over 4 hours. Shorter options, like the Skullerud Sports Lodge – Rundvann Lake loop from Munkelia, cover about 11.2 miles (18.0 km) and can be completed in under 2 hours.
Yes, many of the gravel bike routes around Nøklevann are designed as loops, allowing you to start and end at the same point. Popular examples include the Skjærsjø Dam – Skjennungen viewpoint loop from Bøler and the Sarabråten Ruins – View of Lake Ulsrud loop from Skullerud. These circular routes are ideal for exploring the diverse landscapes without retracing your steps.
The area is highly rated by the komoot community, with an average score of 4.7 stars from over 100 reviews. Reviewers often praise the clear lake views, dense woodlands, and the gently rolling hills that characterize the region. The varied terrain and the opportunity to explore natural and historical sites are also frequently highlighted.
There are over 80 gravel bike trails available around Nøklevann. This includes a mix of 32 moderate and 49 difficult routes, offering extensive options for different skill levels and preferences within the Østmarka forest.
Beyond gravel biking, the Nøklevann area offers various outdoor activities. You can enjoy swimming at Ulsrudvannet or spots like Kattisa and Bråten. For those interested in climbing, the Skullerud Climbing Area provides well-secured routes. The Sarabråten Ruins offer a glimpse into local history, and the entire Østmarka forest is excellent for hiking and wildlife spotting.


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