Skip to content


Historic Newton House surrounded by a National Nature Reserve and 18th century landscape Deer Park.

Dinefwr Park, Newton House, Llandeilo, Carmarthenshire, SA19 6RT

Newton House, Dinefwr, Carmarthenshire

Important notice

Scaffolding is in place on the front of Newton House, so that essential window restoration can be carried out. Access to the House and Garden are not affected. Thank you for your patience and support.

Planning your visit

Family visitors playing in the Oak Yard at Dinefwr, Carmarthenshire

Family days out at Dinefwr 

There’s always something to do at Dinefwr, whatever the weather. Explore the spacious rooms of the house, discover what’s new in Fairy Village, enjoy lunch in the café, take a walk around the ancient Welsh parkland and woodlands, or if you are feeling energetic, head to the majestic ruins of Dinefwr Castle.

White Park cow and calf, Dinefwr, Carmarthenshire

The White Park Cattle 

This rare and ancient breed has been grazing the area for more than a thousand years and has been associated with Dinefwr since the 9th century.

Visitors with dogs in Newton House

Visiting Dinefwr with your dog 

Enjoy a day out with your dog at Dinefwr. Dogs are welcome all year round and there are plenty of places to explore.


Dinefwr map 

Take a look at the map of Dinefwr to help plan your visit.

A young child and her mother bending down to look at flowers in the Sunken Garden in May at Castle Ward, County Down, Northern Ireland

Become a member

Join today and help protect nature, beauty and history – for everyone, for ever. Enjoy access to more than 500 places with National Trust membership.