National Park Guide
Kosterhavets Nationalpark is Sweden's first marine national park, encompassing a diverse environment of marine and coastal landscapes. Located off the coast of Strömstad, the national park features a unique archipelago with rocky shores, sandy beaches, and lush deciduous woodlands across its islands. The deep Kosterfjord trench connects to the North Atlantic, contributing to a rich underwater biodiversity. This varied terrain provides opportunities for several sports like hiking, touring cycling, mountain biking, road cycling, and more.
Kosterhavets Nationalpark offers more than 50 routes across several sports like hiking, touring cycling, mountain biking, road cycling, and more. More than 1,000 visitors have shared their experiences, resulting in an average rating of 4.7 out of 5 stars. The national park provides numerous marked hiking routes across its islands, allowing exploration of coastal meadows, woodlands, and beaches. For cyclists, the Koster Islands feature car-free gravel roads and designated routes, ideal for touring cycling and road cycling, with options ranging from short loops to longer coastal journeys.
95
Routes
4.7
(261)
Average rating
1486
People visited

4.9
(23)
104
hikers
5.55km
01:27
40m
40m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

5.0
(6)
20
hikers
13.4km
03:27
70m
70m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

6
hikers
2.11km
00:33
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

3.8
(21)
97
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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4.8
(13)
130
riders
14.2km
01:02
90m
90m
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

4.6
(22)
105
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
22
riders
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

3.6
(5)
12
riders
20.6km
01:35
180m
180m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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5.0
(7)
29
riders
31.8km
02:19
320m
320m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.7
(3)
19
riders
25.4km
01:46
220m
220m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.

5.0
(1)
12
riders
29.8km
01:48
260m
260m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

4.0
(1)
11
riders
35.2km
02:18
370m
370m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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3.0
(1)
19
riders
83.3km
03:49
940m
940m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

4.0
(1)
19
riders
103km
04:24
800m
800m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

11
riders
45.5km
02:08
390m
390m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

7
riders
Moderate road ride. Great for any fitness level. Some segments of this route may be unpaved and difficult to ride.
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4.5
(2)
18
runners
8.24km
00:53
60m
60m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.5
(2)
16
runners
6.13km
00:39
50m
50m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

13
runners
13.5km
01:29
70m
70m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

8
runners
5.45km
00:34
40m
40m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Kosterhavets Nationalpark, Sweden's first marine national park, offers a variety of outdoor activities. These include Hiking, Touring cycling, Mountain biking, Road cycling, and Jogging. The park features more than 70 routes across these sports, with an average rating of 4.7 out of 5 stars from komoot users.
Popular hiking trails include the Nordkoster Orange Loop, an easy 3.4-mile (5.5 km) route, and the Sydkoster Blue Trail, a moderate 8.3-mile (13.4 km) option. The park also offers shorter, easy paths like The Forest Path, which is 1.3 miles (2.1 km). More information is available in the Hiking in Kosterhavets Nationalpark guide.
Touring cyclists can explore routes such as the Kyrkosund Harbor â Brevik Fishing Harbor loop on South Koster, an easy 8.8-mile (14.2 km) ride. Other options include the moderate Strömstad Marina â Strömstad Harbor loop, covering 17.7 miles (28.6 km). The Cycling in Kosterhavets Nationalpark guide provides additional routes.
Yes, Kosterhavets Nationalpark features several easy hiking trails suitable for beginners. Examples include the Nordkoster Orange Loop, which is 3.4 miles (5.5 km) long, and The Forest Path, a 1.3-mile (2.1 km) route. The Easy hikes in Kosterhavets Nationalpark guide lists more options.
The park is known for its diverse marine environment, including Sweden's only cold-water coral reefs and approximately 12,000 animal and plant species. Above water, attractions include rocky shores, sandy beaches, deciduous woodlands, and coastal meadows. The historic Ursholmen Lighthouses and Sweden's largest seal colony are also notable features.
Kosterhavets Nationalpark is a popular destination on komoot, with more than 1,100 visitors having shared their experiences. The park's routes have received an average rating of 4.7 out of 5 stars. There are over 70 routes available for various outdoor activities.
Komoot offers several guides for Kosterhavets Nationalpark to help plan activities. These include Hiking in Kosterhavets Nationalpark, Cycling in Kosterhavets Nationalpark, and MTB Trails in Kosterhavets Nationalpark. Guides for easy hikes, road cycling, running, and general attractions are also available.
The official website for Kosterhavets Nationalpark is kosterhavet.se. This site provides comprehensive information regarding the park's regulations, nature, and visitor services. For direct inquiries, the Naturum Kosterhavet visitor center can be contacted.
The phone number for Naturum Kosterhavet, the visitor center for Kosterhavets Nationalpark, is +46 10 224 54 00. This number can be used for inquiries regarding park information, exhibits, and guided tours.
Yes, Kosterhavets Nationalpark has mountain biking trails. A moderate option is the Forest path â View from DĂ€ftö Bridge loop, which is 19.8 miles (31.9 km). Another moderate trail is the Havstenssund and Its Fjords loop, spanning 15.8 miles (25.4 km). More routes are detailed in the MTB Trails in Kosterhavets Nationalpark guide.
Kosterhavets Nationalpark offers several road cycling routes. A challenging option is the Strömstad Harbor â Old Svinesund Bridge loop, which is 53.1 miles (85.5 km). A moderate route is the Strömstad Harbor â Tanum Rock Carvings loop, covering 62.6 miles (100.7 km). Additional routes can be found in the Road Cycling Routes in Kosterhavets Nationalpark guide.

