Heritage Days 2026: free tours and concerts at the Léon Blum House

Published by Rizhlaine de Sortiraparis · Updated on August 11, 2026 at 03:56 p.m.
On September 19 and 20, 2026, Heritage Days return across Île-de-France. Each year, this event lets visitors discover for free emblematic—sometimes little-known—sites that tell the story of the region. In Jouy-en-Josas, in the Yvelines, Maison Léon Blum is among the sites that open their doors to share their heritage with the public.

Nestled in a quiet neighborhood, this 18th-century former farmstead is the last home of Léon Blum, a key figure in French politics and president of the Conseil du Front populaire in 1936. After his deportation to Buchenwald during the Seconde Guerre mondiale, he settled there in 1945 with his wife Jeanne. It is in this house, known as the Clos des Metz, that he spent the final years of his life, writing, reflecting and meeting with many personalities. He died there in 1950.

The tour offers a glimpse of a house that has stayed almost intact. The study-library where Léon Blum worked, the living areas, and the expansive garden have been preserved in the spirit Jeanne Blum wanted. As you walk through the rooms, you also encounter the man of letters, the jurist and defender of republican values, beyond his political role.

Upon Jeanne Blum’s death in 1982, the house was bequeathed to the City of Jouy-en-Josas with a clear mandate: safeguard the memory of Léon Blum while keeping the venue vibrant through a program of cultural events. Having become a museum in 1986, it is today listed as a Historic Monument and designated a Maison des Illustres. Exhibitions, conferences, tours, concerts and other activities are regularly held to opening this heritage to a broad audience.

Heritage Days 2026 programme at the Léon Blum House in Jouy-en-Josas, Yvelines

  • Free, self-guided tour of the Léon Blum House

    The Léon Blum House opens free to the public for European Heritage Days on Saturday, September 19 and Sunday, September 20, from 11 a.m. to 6 p.m.

    You’ll have the chance to learn more about Léon Blum’s journey, summarized in the permanent exhibition room with unpublished documents. Then enjoy the large tree-lined park, where you can picnic with your own basket (no on-site sales).

    The Léon Blum quotation trail through the garden will lead you to the entrance of the late statesman’s former home: you’ll simply push the door to discover rooms kept virtually as they were since his death in 1950, and the living spaces with their untouched charm.

    As a bonus during your visit: a selection of archival documents will be on temporary display to celebrate the 90th anniversary of the 1936 Popular Front!

    To wrap up, stop by the museum’s bookstore with its wide range of titles on Léon Blum and the Popular Front era, plus a few new items. A great chance to leave with a memento from your visit.

    CONTEST: all weekend long, try to win a book, free tickets for upcoming guided theatre tours, and other museum surprises. To participate, solve the puzzles and answer the questions correctly—every answer is right before your eyes!

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    Open to all for self-guided visits only; no advance booking required.

    Participation conditions: Free | No reservation required

    Hours: Saturday, September 19, 2026 — 11:00 AM to 6:00 PM | Sunday, September 20, 2026 — 11:00 AM to 6:00 PM

  • Concert by the trio "Between Breath and Strings"

    To celebrate European Heritage Days, the trio “Entre souffle et cordes” invites you to an exclusive concert on Saturday, September 19 at 5:30 p.m. at Maison Léon Blum.

    Don’t miss the chance to hear this three-voiced ensemble—banding the warm timbre of a baritone, the lyrical glow of a cello, and the undulating resonance of a harp—as they traverse the grand classical repertoire and world music.

    United in a single, wind-swept breath and spanning from baroque to the present day, their waves of sound flow through 53 intertwined strings, performing works by Purcell, Bach, Beethoven, Schubert, Wagner, Tchaikovski, Massenet, Fauré, Ravel, Villa-Lobos, Britten, and many more…

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    With Mark PANCEK, Nathalie JACQUET and Frédérique GARNIER

    Admission: free-ware contribution for musicians performing on a voluntary basis. We kindly ask you to plan for cash to contribute “to the hat.”

    Due to limited seating, reservation is MANDATORY.

    Participation requirements: Limited seating. Advance booking essential. – Free admission | Booking required - https://www.maisonleonblum.fr/event-details/concert-du-trio-entre-souffle-et-cordes, accueil@maisonleonblum.fr, 01 30 70 68 46

    Schedule: Saturday, September 19, 2026 - 5:30 PM ⤏ 6:30 PM

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Practical information

Dates and Opening Time
From September 19, 2026 to September 20, 2026

× Approximate opening times: to confirm opening times, please contact the establishment.

    Location

    4 Rue Léon Blum
    78350 Jouy en Josas

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