We look forward to welcoming you to Johnstown Castle Estate, Museum & Gardens which is cared for and managed by the Irish Heritage Trust, an independent not-for-profit organisation.  Enjoy a tour of the restored 19thcentury Castle and unique servants’ tunnel or the fascinating Irish Agricultural Museum.  Take a stroll in the stunning gardens, lake walks & woodlands or have a picnic around the picturesque lakes. Watch the peacocks strut by displaying their finery at the castle lakeside with its Gothic towers, waterfall and statues.



We are open all year round and recommend you allow a minimum of 3 hours for your visit to fully enjoy the castle, agricultural museum, lake walks and ornamental gardens. Pre-booking is necessary only for our guided castle tour (1 hour). The new visitor centre has indoor and outdoor seating including a café and shop. There is ample free parking and coaches are very welcome. Plan your visit here.


There’s always something to do at Johnstown Castle Estate, Museum & Gardens!  Click here for upcoming events for you to enjoy.

Become a Member of the Irish Heritage Trust

Enjoy Johnstown Castle Estate, Museum & Gardens all year with adult single, couple or family pass.

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Gardens & Lakes

Irish Agricultural Museum

Visitor Centre

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Johnstown Castle


Johnstown Castle Estate, Museum & Gardens offers visitors guided tours of the restored 19th-century Castle and unique servants’ tunnel. Enjoy the fascinating Irish Agricultural Museum or stroll in the stunning gardens & lake walks.

Johnstown Castle

14 hours 44 minutes ago

In our final video for this mini tour, Mylo shows…

Johnstown Castle

1 day 14 hours ago

Mylo is back again, this time he's at Bride Street…

Johnstown Castle

Johnstown Castle

2 days 12 hours ago

Visiting & Booking Information No pre-booking is required for entry…


Johnstown Castle Estate


Restored 19th-century castle now open to the public for guided tours, as well as spectacular gardens, lake walks and Agricultural Museum.

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