Art Deco Streets of Old Boulogne & Place Marcel-Sembat
Boulogne-Billancourt is one of the densest concentrations of Art Deco and Modernist residential architecture anywhere in France, a legacy of the creative boom that followed the city's industrial prosperity in the 1920s and 30s. Combine a self-guided architecture walk through the old town with lunch on Place Marcel-Sembat and you have the most authentically local half-day in the city.
An Open-Air Art Deco Museum
In the early 20th century, Boulogne-Billancourt attracted modernist architects who created cutting-edge residential buildings and film studios, and the streets of the old town still carry that legacy on every façade. Look for the curved balconies, geometric ironwork, and polychrome ceramic tiles that define the style — almost every block between Rue Thiers and Avenue du Général Leclerc offers something worth photographing.
The city holds Open Garden Days every June, when private gardens and architectural gems usually closed to the public swing open their doors — a rare chance to step inside the courtyards behind those celebrated facades.
Place Marcel-Sembat: The Neighbourhood's Living Room
Place Marcel-Sembat is the social hub of central Boulogne-Billancourt, ringed by café terraces, Japanese restaurants, and Mediterranean bistros that cater to a thoroughly local crowd. Avenue Jean-Baptiste-Clément, which feeds into the square, is lined with neighbourhood bistros serving authentic French food alongside more modern addresses.
This is not a tourist square — it is where Boulonnais meet for a mid-morning coffee, a business lunch, or an after-work glass of natural wine. Sit on a terrace, order a croque-monsieur, and watch the city go about its day.
Autumn Colour & Year-Round Character
Autumn is arguably the best season to explore Old Boulogne on foot: the tree-lined avenues turn gold, the Art Deco photography opportunities multiply, and the Boulogne-Billancourt Art Fair — a showcase for local artists and galleries — typically takes place in the autumn months.
Winter keeps things lively too, with a Christmas Market near the Hôtel de Ville offering food, crafts, and seasonal cheer. The neighbourhood's character is consistent year-round, making it a reliable anchor for any visit to the city.
Art Deco Streets of Old Boulogne & Place Marcel-Sembat on video
More of Boulogne-Billancourt
Discover where to stay, what to do and the best deals for your trip.
Explore Boulogne-Billancourt →
