Exceptional ensemble typical of XNUMXth century Dauphinoise architecture. Like an "island in the countryside", the castle is accessible by a drawbridge over the water moat.

To admire: its steeply sloping roofs, its chapel and its secrets, its grand staircases, its unique decoration, the furniture and interior decorations of which bear witness to the 700-year history of a region. The decorations and woodwork are signed by Hache de Grenoble cabinetmakers as well as the parquet in the large summer company lounge, a perfect 100 m² square.

Permanent exhibition: Museum of XNUMXth and XNUMXth century woodworking tools: largest private collection of tools dating from this period.

Documentary films:
- "The Wonders of the Ordinary" allows you to discover the fauna and flora of Château de Longpra throughout the seasons.
- "Les savoir-faire des artisans" presents the process of restoring paintings: a painting by Pierre de Cortone, "The Holy Family", as well as two paintings from the French School of the XNUMXth century.

Free information : Parking for 2 coaches 3 sanitary facilities for the site, one of which is accessible to people with reduced mobility. Difficulties of progression: stairs to climb. Unattended access to the moat. Open to groups all year round by reservation from 20 people.

Room rental

Name Max capacity Theater capacity Capacity in U Cocktail capacity Banquet In square
Communes of the Castle - - 50 - - -

Adapted to

  • Concert / Show
  • Living / exhibition
  • Seminar / Meeting


  • Tables
  • Rectangular tables
  • Projectors
  • Screen
  • Chairs



  • School groups welcome
  • Groups welcome


  • Average duration of the individual visit: 60 min
  • Average duration of the group visit: 45 min
  • Group reception from 20 person (s).

Additional visit:
Mandatory guided interior visit of the castle (for all).
Included with entry to the site: free visit of the woodworking tool museum, the park and viewing of a documentary film in French.


  • School groups welcome
  • Groups welcome

Visit languages

  • English
  • French

Individual visit services

  • Permanent individual guided tours
  • Mandatory guided individual tours
  • Unguided individual tours permanently

Group visits services

  • Guided group tours permanently
  • Mandatory guided group visits
  • Unguided group tours permanently


The castle, the tool museum and the park are open to visitors all year round for groups by reservation (by email).
Summer opening for individuals.


From August 06th to 21st, every day from 14 p.m. to 18 p.m.
Guided tours at 14:30 p.m., 16:00 p.m. and 17:30 p.m.

In September on Saturdays and Sundays from 14 p.m. to 18 p.m.
Guided tours at 14:30 p.m., 16:00 p.m. and 17:30 p.m.


Adult: from 8,50 €
Child, student and job seeker: € 6.
Free for less than 7 years.

The price includes the guided tour of the castle, the tool museum, access to the park, the screening of the documentary film and access to current temporary exhibitions.

Possibility of combining a gourmet break with the visit: €12 (guided visit + hot or cold drinks and a slice of sugar pie)

For groups: all year by reservation, subject to availability

Payment method

  • Check
  • Cash



  • Screening Room
  • Show room
  • Toilets
  • Entertainment room
  • Parking lot
  • Private parking lot
  • Coach parking


  • Coach access
  • Drop off on site for groups
  • Tourist Documentation
  • Guided tours

Activities on site

  • Temporary exhibitions

Reduced mobility

Adapted tourism

  • WC + grab bar + circulation space


From Grenoble, A48 motorway towards Lyon, Voiron exit N ° 10, then D1075 via Chirens, then D82 to Saint Geoire en Valdaine.

From Lyon, take the A43 and exit at exit 10 "Chimilin-Les Abrets", then take direction "Les Abrets" and then direction Saint Geoire en Valdaine.

Access possible by bus with line n ° 7110 of the TransIsère network (Voiron - Pont de Beauvoisin), "Le Roulet" stop. Plan a 1,2km walk or bike ride to reach the castle.