Best lakes around Oyonnax are found in the Ain department of France, offering diverse natural landscapes. The region features glacial lakes nestled between towering limestone cliffs and mountain lakes surrounded by pine and spruce trees. These natural features provide varied opportunities for outdoor activities and scenic exploration. Oyonnax serves as a gateway to these notable landmarks.
Last updated: May 25, 2026
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Beautiful, simple, easy walk; lots of traffic noise on the "road" section, a bit of a shame, but the color of the water is magical
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Natural jewel, sapphire blue or emerald green waters, nautical activities.
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The northern part of the lake borders the village of Port.
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Often called "the Little Canada of Haut-Bugey," Lake Genin is a picturesque mountain lake nestled at 831 meters altitude amidst pine and spruce trees. It's known for its tranquil, unspoiled scenery and offers diverse activities year-round, from supervised swimming and fishing in summer to ice skating and snowshoeing in winter.
Lake Nantua is a vibrant hub for watersports, especially in summer. You can go swimming, sailing, canoeing, pedal boating, and waterskiing. It's also popular for angling, with pike, trout, and whitefish. Numerous hiking and mountain biking trails offer panoramic views around the lake and into the surrounding mountains.
Yes, both Lake Genin and Lake Nantua are considered family-friendly. Lake Genin offers supervised swimming and tree climbing in summer, while Lake Nantua provides various watersports like pedal boating. Many trails around the lakes are suitable for family walks.
The region boasts diverse natural beauty. Lake Nantua is a glacial lake set between towering limestone cliffs, famous for its striking color variations from sapphire blue to emerald green. Lake Genin is a mountain lake surrounded by alpine fir trees and forests, offering a serene, 'Canadian' ambiance.
Absolutely. There are numerous hiking trails around both Lake Nantua and Lake Genin, offering scenic views and varying difficulty levels. For more detailed routes, you can explore the Running Trails around Oyonnax guide, which includes routes like 'Around lake Genin - running'.
Yes, the area is well-suited for cycling and mountain biking. You'll find trails around the lakes and into the surrounding mountains. For specific routes, check out the Road Cycling Routes around Oyonnax and MTB Trails around Oyonnax guides, which feature routes like 'Lac de Nantua – Lake Nantua loop' for both road cycling and MTB.
Yes, Lake Genin transforms into a winter wonderland. When frozen, it becomes a popular spot for ice skating and even ice diving. The surrounding landscape is also ideal for snowshoeing and cross-country skiing. Lake Nantua offers a different, often serene, winter landscape.
Near Lake Genin, an inn provides dining options with regional specialties and accommodation. The town of Nantua, located on the banks of Lake Nantua, offers various culinary delights and places to stay.
The best time depends on your preferred activities. Summer is ideal for watersports at Lake Nantua and supervised swimming at Lake Genin. Autumn offers beautiful foliage, while winter transforms Lake Genin into a destination for ice sports and snow activities. Spring brings fresh greenery and pleasant hiking conditions.
Yes, the town of Nantua, situated on the banks of Lake Nantua, has a rich history. It features a Benedictine monastery founded in the 7th century and played a significant role in the French Resistance during World War II.
For stunning vistas, visit the View over Lake Nantua, which offers an elevated perspective of its changing colors. Another excellent spot is the Chancia Viewpoint, providing beautiful views of Lake Coiselet and the Bienne valley.
The town of Nantua is renowned for its namesake sauce, a delicious crayfish-based culinary specialty often served with pike quenelles, reflecting the lake's fishing heritage.
While many natural areas in France are dog-friendly, it's always best to check specific regulations for each trail or protected area. Generally, dogs are welcome on leashes on most hiking paths around the lakes, but always be mindful of local signage and other visitors.


Still not found your perfect lake around Oyonnax? Check out the guides of these regions to see even more beautiful places.