Highlight • Cycleway
Cycling
4.8
(751)
Gravel riding
5.0
(4)
Mountain biking
5.0
(1)
The Iller Cycle Path, also known as the Iller-Radweg, is a renowned 146-kilometer cycling route in Germany. This quality-certified, four-star ADFC path traces the scenic Iller River from its source near Oberstdorf in the majestic Allgäu Alps, where the Breitach, Stillach, and Trettach rivers converge, all the way to its mouth in the Danube River in Ulm. Starting at an elevation of approximately 745 meters, the route offers a continuous descent through picturesque landscapes, traversing parts of both Bavaria and Baden-Württemberg.
Cyclists consistently praise the Iller Cycle Path for its diverse and captivating scenery. Riders are treated to breathtaking panoramic views of the Alps in the southern sections, transitioning to idyllic floodplains, riparian forests, and charming riverine areas as the path progresses north. The route showcases the wild beauty of the mountain river in its upper course and the serene green alpine meadows that characterize the Allgäu region, making it a truly nature-filled adventure.
Before embarking on your journey, it's helpful to know about the terrain. While much of the Iller Cycle Path consists of well-maintained gravel and grit surfaces, some sections are paved with tarmac. However, visitors note that certain parts, particularly around Kempten and after rainfall, can feature coarse or loose gravel, especially on smaller inclines. Preparing with appropriate tires and being mindful of these conditions will ensure a more comfortable ride along the Iller-Radweg.
The Iller Cycle Path is ideal for cycling and can be enjoyed in either direction, though many prefer the downhill journey from Oberstdorf towards Ulm. The route is dotted with numerous cultural and historical landmarks, including the ancient city of Kempten, the charming old town of Memmingen, and various castles and pilgrimage churches. Nature lovers will appreciate the quiet Iller floodplains near Illertissen and opportunities for bird observation, making it a perfect destination for those seeking both active recreation and cultural enrichment.
Exploring the Iller Cycle Path offers a rich tapestry of experiences. Beyond the natural beauty, you can discover the historical significance of places like Kronburg Castle and the Schwäbisches Freilichtmuseum Illerbeuren. The path provides numerous viewpoints along the Iller River, allowing for moments of reflection and appreciation of the surrounding landscape. The varying terrain, from mostly flat sections to some challenging ascents when cycling towards the Alps, caters to different fitness levels, ensuring there's a suitable Iller Cycle Path route section for everyone.
Whether you're planning a multi-day tour or looking for the best sections of Iller Cycle Path for a day trip, komoot offers a wide array of routes to help you explore. You can find detailed maps and practical information for cycling, walking, or even trail running along the Iller River, connecting to other major routes like the Danube Cycle Path for extended adventures. Discover the perfect Iller-Radweg journey tailored to your preferences and fitness level.
Tips
July 19, 2020
Cycling
August 8, 2021
Cycling
August 27, 2022
Cycling

Sign up for a free komoot account to get 6 more insider tips and takes.
Sign up for free
Nearby routes
Best routes near Iller Cycle Path

4.8
(342)
1,701
riders
79.3km
05:25
350m
350m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.6
(129)
979
riders
34.7km
02:33
170m
170m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.6
(181)
1,034
riders
37.8km
02:59
280m
280m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
Details
Informations
Elevation 750 m
Weather
Powered by Foreca
Thursday 21 May
24°C
6°C
0 %
Additional weather tips
Max wind speed: 10.0 km/h
Most visited during
January
February
March
April
May
June
July
August
September
October
November
December
The Iller Cycle Path generally features a mix of well-maintained gravel, grit, and tarmac surfaces. While mostly flat or gently sloping, especially when cycling downstream towards Ulm, some sections can be challenging. Cyclists have noted areas with coarse or loose gravel, particularly around Kempten and on smaller inclines. These sections might be less comfortable for beginners or those with road bikes, especially after rainfall. For a smoother experience, consider a touring or mountain bike with wider tires.
The entire 146-kilometer route offers diverse scenery, but the southern sections near Oberstdorf provide breathtaking panoramic views of the Alps. As you head north, the path transitions through idyllic floodplains and riparian forests. Many cyclists appreciate the stretch around Kempten for its historical significance, and the quiet Iller floodplains near Illertissen are ideal for nature lovers and bird observation. The route's beauty is consistently praised, offering a nature-filled adventure throughout.
Yes, much of the Iller Cycle Path is suitable for families, especially the flatter sections when cycling downstream from Oberstdorf towards Ulm. The well-maintained paths and gentle gradients make it accessible for various ages. However, be aware of sections with coarse gravel, which might be less comfortable for younger children or those on smaller bikes. Always check the specific section you plan to ride for suitability and consider the overall distance for your family's endurance.
Generally, dogs are welcome on the Iller Cycle Path, provided they are kept on a leash and you adhere to local regulations regarding pets in public spaces and nature reserves. The path often runs through natural areas, so being mindful of wildlife and other cyclists is important. Always carry water for your dog and be prepared to clean up after them.
The Iller Cycle Path is well-connected by public transport, particularly trains. The route passes through several towns with train stations, including Oberstdorf, Sonthofen, Immenstadt, Kempten, Memmingen, and Ulm. This allows for flexible planning, enabling cyclists to start or end their journey at various points, or to use trains to skip sections. Many regional trains in Germany offer bicycle transport, though it's advisable to check specific train line policies and potential reservation requirements, especially during peak season.
Yes, the Iller Cycle Path passes through numerous towns and villages where you'll find a good selection of cafes, restaurants, and accommodation options. Major cities like Kempten, Memmingen, and Ulm offer a wide range of choices, from traditional Bavarian inns to modern hotels. Even smaller towns along the route often have guesthouses and eateries catering to cyclists. It's recommended to book accommodation in advance, especially during peak cycling season, to ensure availability.
The most popular times to cycle the Iller Cycle Path are from late spring to early autumn (May to October), when the weather is generally mild and the landscapes are vibrant. During these months, all amenities are typically open, and path conditions are usually optimal. Winter cycling is generally not recommended for the entire route due to potential snow, ice, and colder temperatures, which can make sections impassable or hazardous. Some shorter, cleared sections might be rideable, but it requires appropriate gear and caution.
Absolutely! Near Oberstdorf, the confluence of the Breitach, Stillach, and Trettach rivers marks the Iller's source and offers a dramatic natural spectacle. The Iller Gorge is another powerful natural feature worth experiencing. Further along, the quiet Iller floodplains near Illertissen are excellent for bird observation, and the Iller-Erlebnissteg in Legau provides opportunities to see fish. Throughout the route, you'll find numerous viewpoints offering stunning perspectives of the river and the surrounding Allgäu landscape.
While the Iller River is beautiful, wild swimming can be dangerous and is often not permitted due to strong currents, cold temperatures, and potential underwater hazards. The river's character changes along its course, from a wild mountain river in its upper reaches to a more regulated waterway downstream. It's crucial to observe local signage and regulations regarding swimming. If you wish to swim, look for designated swimming areas or public pools in towns along the route.
The Iller Cycle Path is rich in cultural and historical sites. You can explore the 2,000-year-old history of Kempten, one of Germany's oldest cities, or wander through the charming old town of Memmingen. Other notable landmarks include Kronburg Castle, Bad Grönenbach Castle, and pilgrimage churches like Maria Schnee and Maria Steinbach. The Schwäbisches Freilichtmuseum Illerbeuren (Open-Air Museum) and the impressive Kartause Buxheim and Kloster Wiblingen also offer fascinating insights into the region's heritage.