Downhill Demesne and Hezlett House

Visit this stunning landscape and beautiful gardens.

Downhill Demesne and Hezlett House

Things to see and do

Downhill house ruins

Explore Downhill Demesne 

Wander around this 18th-century demesne, stumbling upon temples, dovecotes and gardens.

Explore Downhill Demesne

Things to see and do at Downhill Demesne and Hezlett House 

Come along to Downhill Demesne and Hezlett House for an exciting day out.

Children climbing a tree

Take the Bishop's Play Trail 

Try the Bishop's Play Trail and take on the spider’s web, climb the causeway stones, and balance on the walking see-saw.

Newly renovated visitor reception at Hezlett

Hezlett reception makeover 

Our quaint little reception area at Hezlett House has had a makeover for the new season ahead.

Reconstructing Downhil Demesne Screenshot

Reconstructing Downhill Demesne 

We've been working with NRC, Ballymoney teachers & students to reconstruct parts of Downhill Demesne.

Downhill Demesne and Hezlett House

What's on 

Kite over Mussenden Temple

Kite Festival 2017 

Following on from the success of last year’s Kite Festival, we are back for TWO days in 2017. Join us on the 5 and 6 August for some kite flying fun at Downhill Demesne, Castlerock, Co Londonderry.

Upcoming events

Kidz Farm at Hezlett House

Wed 12 Jul 2017
Kidz Farm will be joining us for an afternoon filled with all creatures great and small.

Kite Festival

Sat 05 Aug 2017
This high-flying spectacle returns for two days this year, offering fun for all the family as a kaleidoscope of kites of all sizes fly over the stunning coastal estate.

Downhill's Secret Gardens

Sat 19 Aug 2017
A morning of fun and adventure with our Rangers. We will help you to complete some of your '50 things to do before you're 11¾'.

Sullivan and Gold at Mussenden Temple

Fri 25 Aug 2017
National Trust presents and evening with the wonderfully talented Sullivan and Gold, inside the acoustically beautiful Mussenden Temple.
Downhill Demesne and Hezlett House


Downhill Demesne and Hezlett House


Children inside Hezlett House

Learning opportunities 

Foundation, Key Stage 1 and Key Stage 2 pupils will love our interactive indoor and outdoor learning sessions led by enthusiastic and experienced guides.

Become a Victorian for the day

Education Group Membership 

Education Group Membership is specially designed to allow education groups free entry to most places owned by the National Trust. It is for not-for-profit groups or home educators whose members, pupils or students are in full-time education.

Downhill Demesne and Hezlett House


Downhill Demesne and Hezlett House

Get involved

Bishop's Play Trail

Volunteer at Downhill Demesne and Hezlett House 

We couldn't work without our dedicated team of volunteers. Take a look at how they help us with our work and find out how you can get involved.

Hezlett House

Student Placement Opportunities 

Would you like to complete your student placement at Portstewart Strand, Downhill Demesne and Hezlett House?