Come visit Birr Castle Demesne and make memories to last a lifetime

Prepare to be amazed by the extraordinary achievements of the Parsons family who have a global reputation for their groundbreaking inventions and feats in the fields of science, engineering, photography, astronomy, and botany. For over 400 years, this remarkable family has resided at the romantic and inspirational setting of Birr Castle Demesne which is now home to the 7th Earl and Countess of Rosse.

Set in the heritage town of Birr on 120 acres of parklands and gardens, this castle demesne boasts a rare collection of over 5000 species of trees and plants, wonderful wildlife, and peaceful walks along rivers, waterfalls, and lake.

Suitable and enjoyed by nature lovers, gardening enthusiasts, scientists, historians, family groups and photographers.

4th Best Visitor Attraction in Ireland as voted by the public with the Independent Travel Awards 2022.

Must do – Explore the demesne through one of the many trails available from Solar to Tree.

Guinness Record Holder – ‘In the heart of Ireland, a park that has won Guinness Records, a green jewel of world renown‘ Eliana Ferioli – The Great Gardens of Europe.


  • Award-winning gardens, home to the world’s tallest box hedges and rare plant life
  • The Great Telescope – once the largest in the world
  • Historic Science Centre
  • Guided summer tours of Birr Castle
  • Playground
  • Variety of trails to chose from as well as a gift shop and café

Open Daily Year Round


Admission Rates Apply

Pre-booked tickets, where possible Click here

Useful Information

Check out the range of facilities, services, accessibility and other useful information.

LANGUAGES: Free leaflets and site map available in English, French, German, Spanish and Mandarin.

DINING / REFRESHMENTS: Courtyard Café/ open March to November.

SHOPPING: Gift shop selling souvenirs and gift items.

PARKING: Car and coach parking available off-site (nearby).

WHEELCHAIR ACCESS: Gardens and Science Centre are partially wheelchair accessible with accessible toilets. The guided Castle tours are not accessible.

GROUPS: Group rates available (minimum 10 people). Pre-booking required.

Getting There

Located in the centre of Birr town, Birr Castle Demesne is within 90 minutes’ drive of most major Irish cities.

Map Location: 53.097301, -7.915683
Contact Birr Castle Demesne

Birr, Co. Offaly, Ireland

Eircode: R42 VO27
T: +353 (0)57 912 0336
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It is always advisable to check the opening dates and times of any attraction or business you intend to visit. Check their website or give them a call.