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.

Additional 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
  • Fair/Salon/exhibition
  • Seminar / Meeting


  • Rectangular tables
  • Projectors
  • Tables
  • Screen
  • Chairs



  • School groups welcome
  • Groups welcome


  • Average duration of the group visit: 45 min
  • Average duration of the individual visit: 60 min
  • Groups of 20 to 20 people welcome.

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

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

Group visits services

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


Open from July 1 to September 30, 2023, Saturdays, Sundays and public holidays.
Open daily from August 1 to 20.
The castle and its outbuildings will be open from June to September by reservation for groups.


Full price: €8,5: (includes guided tour of the castle, woodworking tool museum, park and temporary exhibitions and the screening of a documentary film).
Price €12: visit and gourmet break (includes guided visit + hot or cold drinks and a slice of sugar pie)
Reduced price: €6 (children, students, job seekers).
Free for less than 7 years.

Group rate from 20 people. (All year round by reservation, subject to availability.)

Payment method

  • Cheque
  • Cash



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


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

Activities on site

  • Temporary exhibitions

Adapted tourism

  • WC + grab bar + circulation space
  • Physical disability


  • Language spoken: English

Home of animals

  • Animals accepted: No


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.