Museum Overview

Come and discover the Houdan Keep on a self-guided tour, on September 19 and 20, 2026.

The Keep is a historical monument dating from the late 12th century, built by the Montfort family. It is also a cultural space offering concerts, exhibitions, events, and escape games.

During your visit, you will be able to see the four levels of the Keep: lower hall, Monfort hall, water tower and terrace.

Self-guided tour
- Saturday, September 19th, from 11am to 12:30pm
then from 14pm to 17:30pm
- Sunday, September 20th, from 10am to 12:30pm
then from 14pm to 17:30pm

Capacity of 50 people.

For more information, please contact the Houdan Keep directly.

Rates / opening

Prices

Free access.

Opening

From Saturday 19 to Sunday 20 September 2026 Saturday from 11am to 12:30am and from 14pm to 17:30pm. Sunday from 10am to 12:30am and from 14pm to 17:30pm.
Last entry 30 minutes before closing.