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Routes
Road cycling routes
France
Ile-de-France
Mantes-La-Jolie

Saint-Illiers-La-Ville

The best traffic-free bike rides around Saint-Illiers-La-Ville

4.4

(61)

918

riders

24

rides

Road cycling around Saint-Illiers-La-Ville offers diverse terrain, transitioning from agricultural plains to undulating, wooded hills within the Yvelines department. The region is characterized by its network of back roads and byways, providing routes with varied elevation profiles. Cyclists can explore areas bordering extensive forests like Rambouillet and Rosny, alongside picturesque valleys such as the Vaucouleurs. This landscape provides a mix of open stretches and shaded, winding paths suitable for road cycling.

Best no traffic road cycling routes around Saint-Illiers-La-Ville

  • The most popular no traffic road cycling route is Behoust Castle – Château de Tilly loop from Bréval, a 82.6 miles (132.9 km) trail that takes 5 hours 35 minutes to complete. This challenging route navigates the varied terrain of the Yvelines, offering significant elevation gains.
  • Another top favourite among local road cyclists is Porte de Bretagne – Château de Tilly loop from Le Tertre-Saint-Denis, a moderate 26.8 miles (43.2 km) path. This route features a mix of open agricultural landscapes and sections near wooded areas.
  • Local road cyclists also love the Rosay Castle – Top of a 15% slope loop from Rosny-sur-Seine, a 37.9 miles (61.1 km) trail leading through undulating countryside, often completed in about 3 hours 14 minutes.
  • Road cycling around Saint-Illiers-La-Ville is defined by agricultural plains, wooded hills, and river valleys. The network offers options for different ability levels, from easy loops to more challenging routes with notable climbs.
  • The routes in Saint-Illiers-La-Ville are highly rated by the komoot community with an average score of 4.4 stars from over 50 reviews. More than 700 road cyclists have used komoot to explore Saint-Illiers-La-Ville's varied terrain.

Last updated: May 6, 2026

4.7

(3)

30

riders

#1.

Promenade des Roches Blanches loop from Rosny-sur-Seine

35.0km

01:29

190m

190m

Easy road ride. Great for any fitness level. Mostly well-paved surfaces and easy to ride.

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Easy

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate
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Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

Hard

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

Moderate
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Popular around Saint-Illiers-La-Ville

Hike through the Ile-de-France and Normandy countryside – GR 26

Traffic-free bike rides around Saint-Illiers-La-Ville

Traffic-free bike rides around Saint-Illiers-La-Ville

Other adventures around Saint-Illiers-La-Ville

Hike through the Ile-de-France and Normandy countryside – GR 26

Hiking Collection by

Nicolas Vergnaud

Tips from the Community

Marcopolox
February 25, 2026, Église St Martin, Orvilliers

Place where Pompidou is buried

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Lots of beautiful things to see in this part of Vexin

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clec
April 2, 2025, Château de Tilly

Beautiful castle (private).

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Very quiet footbridge over the Seine

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Very beautiful monument this Gothic Collegiate Church of Notre-Dame de Mantes-la-Jolie

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Magnificent place full of history, many paths in the surrounding area

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Nothing to add to the description from Wikipedia, except that it is a peaceful place that charms with its elegance.

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Villarceaux constitutes a unique ensemble: its 70 hectare park and its two castles (16th century manor and 18th century castle). The estate has existed since the 11th century.

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Frequently Asked Questions

How many no-traffic road cycling routes are available around Saint-Illiers-La-Ville?

There are over 25 dedicated no-traffic road cycling routes around Saint-Illiers-La-Ville, offering a variety of distances and difficulty levels for cyclists to explore the Yvelines region.

Are there easy no-traffic road cycling routes suitable for beginners or families?

Yes, Saint-Illiers-La-Ville offers several easy no-traffic routes. For instance, the Promenade des Roches Blanches loop from Bonnières is a shorter, less challenging option, perfect for a relaxed ride through the scenic landscape.

What kind of landscapes can I expect on these no-traffic road cycling routes?

The routes transition from the agricultural plains of Beauce to the undulating, wooded hills of the Île-de-France. You'll experience tranquil rural churches, small valleys, and sections alongside or through forests like Rambouillet and Rosny, offering a dynamic and interesting backdrop for your ride.

Are there any challenging no-traffic road cycling routes for experienced riders?

Absolutely. For those seeking a challenge, routes like the Behoust Castle – Château de Tilly loop from Bréval offer significant distances and elevation gains, providing a demanding yet rewarding experience through the region's varied topography.

What attractions or landmarks can I see along the no-traffic road cycling routes?

Many routes pass by or near notable attractions. You can explore charming villages, historic châteaux, and natural features. Highlights include the Monet's Water Garden, the Neauphlette Church, and the unique Troglodyte Church of Haute-Isle. The historic town of Houdan, with its medieval keep, also makes for an interesting stop.

What is the best season for no-traffic road biking in Saint-Illiers-La-Ville?

The region is enjoyable for cycling throughout much of the year. Spring and autumn offer pleasant temperatures and beautiful scenery, with blooming flowers or vibrant fall foliage. Summer can also be great, especially when cycling through shaded forest sections like those near Rambouillet Forest.

Are there circular no-traffic road bike routes available?

Yes, most of the no-traffic road cycling routes around Saint-Illiers-La-Ville are designed as circular loops, allowing you to start and end your ride at the same point. This makes planning your trip and parking more convenient.

What do other cyclists enjoy most about road cycling in Saint-Illiers-La-Ville?

The area is highly rated by the komoot community, with an average score of 4.4 stars. Reviewers often praise the tranquility of the rural roads, the diverse landscapes ranging from open fields to wooded hills, and the opportunity to discover charming villages and historic sites away from heavy traffic.

Is there public transport access to the starting points of these no-traffic routes?

While many routes start from villages accessible by regional transport, direct public transport links to every specific starting point may vary. It's advisable to check local bus or train schedules to nearby towns like Bréval or Bonnières, which serve as common starting points for several routes.

Are there places to stop for refreshments or cafes along the no-traffic road cycling routes?

Many routes pass through or near small villages and towns where you can find local bakeries, cafes, or restaurants. Towns like Houdan offer a good selection of amenities. Planning your route with komoot allows you to identify potential stops for refreshments along the way.

Where can I find parking for these no-traffic road cycling routes?

Parking is generally available in the villages and towns that serve as starting points for the routes. For example, you can often find parking in Bréval, Bonnières, or Le Tertre-Saint-Denis. Always check local signage for parking regulations.

Can I combine a road cycling trip with a visit to Giverny Gardens?

Yes, Giverny Gardens, Claude Monet's famous home and gardens, are located just 11 km from Saint-Illiers-La-Ville. You can easily incorporate a visit into your cycling itinerary, making for a beautiful and culturally enriching day out. Consider a route that brings you close to this iconic destination.

Most popular routes around Saint-Illiers-La-Ville

Traffic-free bike rides around Saint-Illiers-La-Ville

Most popular attractions around Saint-Illiers-La-Ville

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