Discover, Explore, Be Inspired – Experience Birr Castle Demesne Today!

Nestled in the heritage town of Birr, Birr Castle Demesne covers 120 acres of beautiful parklands, gardens, and scenic trails, home to over 5,000 plant species and wildlife. Discover the Great Telescope, Ireland’s Historic Science Centre, and the legacy of the Parsons family, pioneers in science, engineering, and astronomy. Perfect for nature lovers, families, photographers, and history enthusiasts alike.

Group Visiting Options:

Statue in the formal gardens of Birr Castle

Self-Guided Visit

Includes access to the following:

  • 120 acres of parklands
  • The Great Telescope
  • Ireland's Historic Science Centre
  • I-LOFAR

Includes the welcome video with brief overview of the demesne and self-guided map.

A guided tour of the Great Telescope at Birr Castle Demesne

Guided discovery Tour

Upgrade your self-guided visit to include:

  • 45-Minute Guided Tour of Ireland's Historic Science Centre, Great Telescope, Castle Exterior & Highlights of the Gardens
  • Free time to explore the Demesne

Tours must be pre-booked at least two weeks in advance.

An image of the yellow drawing room in Birr Castle.

Guided Castle Tour

Visitors are welcomed to one of Ireland’s most intriguing destinations, steeped in scientific achievements and home to the remarkable Parsons family for 400 years. This rare opportunity brings visitors inside the castle to explore the magnificent interiors of five main reception rooms with their exquisite craftsmanship.

Each tour is guided and lasts 60 minutes.
Limited spaces – 15 visitors per tour. Pre-booking is essential.
Not suitable for children under 12 years or those with pets (cats, dogs etc.)

Booking Enquiry Form