- Birr Castle Demesne reopened the Treehouse after enhancements
- The attraction added a new tower and large tube slide
- The Treehouse originally opened in 2013
- Birr Castle Demesne covers 120 acres of gardens and parklands
- The site includes the Discovery Train launched earlier in 2026
Birr Castle Demesne has reopened Ireland’s tallest treehouse following major enhancements. Ireland’s tallest treehouse has reopened at Birr Castle Demesne after enhancements.
The upgraded treehouse at Birr Castle in County Offaly now includes an additional tower and large tube slide. The changes took place alongside the new Discovery Train launched earlier in 2026. The attraction forms part of the 120 acre demesne with gardens, science centre and telescope.
The redevelopment maintained the original character while improving safety and play value for children aged six and older. Birr Castle Demesne targets family visitors with enhanced facilities. The site remains a key tourism draw in the Midlands.
The attraction at Birr Castle Demesne in County Offaly now features an additional tower and a large tube slide. The upgrades took place in partnership with Proludic and Garden Escapes NI. The Treehouse first opened in 2013 and forms part of a wider investment programme at the site.
The 120 acre demesne includes gardens, the Historic Science Centre and the Great Telescope. A new Discovery Train launched earlier in 2026. The site remains fully accessible and targets families with children aged six and upwards.
The redevelopment maintained the original character of the Treehouse while improving play value and safety standards in line with current regulations.
John O’ Grady General Manager of Birr Castle Demesne. shared “This enhancement is expected to further reinforce Birr Castle Demesne’s position as a key driver of regional and national tourism, supporting increased family visitation and encouraging repeat engagement with the wider site offering.”

