Explore 100 acres of beautiful gardens
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When
AvailableTicketing information
Tickets available on the day.
RHS member card holders are able to purchase a single ticket on arrival to be admitted to the gardens only. This offer is not for the Castle and a valid RHS card must be shown.
Ticket types included in the offer are Adult Gardens tickets only.
Separate ticket
Hillsborough Castle's glorious gardens are bursting with colour and waiting for you to enjoy. Explore 100 acres of beautiful gardens at Hillsborough Castle, with your RHS member card.
Discover picturesque areas including the Walled Garden, Lady Alice's Temple and Yew Tree Walk, as you wander around the ornamental grounds and peaceful woodlands.
This offer is valid for the gardens only and not the Castle.
Terms and conditions
- Hillsborough Castle and Gardens is a member of the RHS Partner Gardens Scheme. RHS members can visit our gardens (entry to the castle is an additional charge) for free, when we are open, on presentation of a valid RHS membership card.
- Scans or photos of membership cards are not accepted.
- This offer is valid for the gardens only and not the Castle.
- For joint RHS Members, only the member with the * on their card is entitled to free access.
Explore what's on
- Events
Garden Workshops
Join our expert gardeners for spring and summer workshops in the historic gardens.
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Dates:
Select days until September 2026
- Times: 10.30 - 12.30
- Location: Hillsborough Castle
- Ticket type: Separate ticket (advance booking required)
- Families
- Events
Kids Go Free
Treat the kids this summer holidays with a free visit to the 100 acre gardens, and enjoy Beano Hijinks.
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Dates:
27 June - 31 August 2026
- Times: In line with gardens opening hours
- Location: Hillsborough Castle
- Ticket type: Included in gardens admission (Members go free)
- Things to see
The Gardens
Discover the ornamental lawns, meandering waterways, peaceful woodlands and picturesque glens that surround Hillsborough Castle.
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Dates:
In line with gardens opening hours
- Times: Last entry one hour before closing.
- Location: Hillsborough Castle
- Ticket type: Included in all admission tickets (Members go free)
Browse more history and stories
Mo Mowlam
A unique Northern Ireland Secretary and Hillsborough Castle resident