What’s On
Park & Gardens
Thursday 30 April – Wednesday 30 September 2026
Public Open Days
Explore the 3000-acre parkland, where you can discover a host of wildlife, a lake and medieval woodland. The Grade-I listed gardens are a delight in all seasons and lead to the Walled Garden where we showcase a contemporary exhibition from the Lettering Arts Trust.
Castle
Thursday 30 April – Wednesday 30 September 2026
Public Open Days
Discover a remarkable collection of art, furniture, sculpture and porcelain within the Grade-I listed Castle. Including one of the largest collections of royal thrones outside the Royal Palaces, acquired by the Willoughby family through the hereditary role of Lord Great Chamberlain.
Adventure Playground
Thursday 30 April – Wednesday 30 September 2026
Public Open Days
Children will have hours of fun exploring and playing in the Woodland Adventure Playground.
Conquer new heights on multiple climbing frames, test your balance on rope walks and feel the wind in your hair on the zip wire! Parents can join in the fun on the adult ‘trim trail’.
Exhibition : Vanbrugh The Rockstar of English Baroque
30 April – 30 September 2026 | Public Open Days
This year, we have a brand new exhibition celebrating the life and works of Sir John Vanbrugh, with a particular focus on his influence on and relationship with Grimsthorpe Castle.
Visit to learn about this legend of English architecture in what is referred to as ‘his finest room’.
Entry to the exhibition is included with a Castle, Park and Gardens Ticket / Seasonal entry tickets (HH, Season Tickets)
Evening Prayer in the Chapel
Every Sunday until the end of September | 4pm
Join us for Evening Prayer in the Chapel.
Please ask at the welcome desk in the Castle on arrival for more information on joining the service.
Entry to the service is free if only attending the service.
If only attending the service, please make Ticket Office staff aware on arrival.
If your visit also includes the Castle, Park or Gardens, an admission ticket must be purchased.
Summer Nature Trail
21st July – 30th September
Calling all explorers to Grimsthorpe this summer!
Pick up a brand new nature trail from the Ticket Office, and embark on a quest to solve clues and riddles, finding animals, plants and insects in the Adventure Playground and Gardens.
Included in your admission ticket.
Don’t forget to pick up your prize from the Ticket Office when you have finished the trail!
Lincolnshire Churches Trust Open Gardens
Sunday 13th September
We are opening our gardens in support of the Lincolnshire Churches Trust, a local charity founded to preserve and protect Christian churches throughout Lincolnshire. Visit the Park and Gardens on this date, and your admission ticket will be put towards this fantastic cause.
Usual entry times and admission prices apply. For more information on the Lincolnshire Churches Trust, please contact Graham Cook at grahamcook.architect@gmail.com
Heritage Open Day
Tuesday 15th September
This September, we are taking part in England’s biggest history and culture festival: Heritage Open Days. Despite all free tickets now being sold out, tickets at usual admission price are still available to buy.
The Castle, Park, Gardens and Adventure Play are open as usual on this date, with the exception of no guided tours. Audio tours of the Castle are still available. Visitors can also enjoy our pop up shop and refreshments available in the Castle on this date. Please be aware that the Castle may be busier than usual.
Midlands Italian Car Day
Sunday 20th September
Calling all car lovers! Grimsthorpe Castle is delighted to be hosting Midlands Italian Car Day (MITCAR).
The event brings together a wonderful mix of Italian cars old and new — everything from Fiats and Abarths to Lancias, Maseratis, Ferraris and, of course, Alfa Romeos.
Included in your admission ticket on this date
Jazz in the Gardens
Sunday 27th September
Join us to celebrate the end of a wonderful season at Grimsthorpe with Jazz sessions in the Gardens from Lissie Allsopp. Bring a picnic and chair, and relax in the beautiful surroundings of the Grimsthorpe formal gardens for the last time before they close for the season.
Jazz sessions at approximately 12.00pm, 1.30pm and 3.00pm
Last Open Day of 2026
Wednesday 30th September
Join us for the last day of the 2026 Open Season.
Experience the Castle, Park and Gardens for the final time in 2026. Don’t miss the last chance for a walk around the lake or woodland, fun in the Adventure Playground or a stroll around the Castle. Don’t forget to see the Vanbrugh300 exhibition!
A Grimsthorpe Christmas
Various Dates | December 2026
Would you like to see Grimsthorpe Castle at Christmas?
New to Grimsthorpe for 2026, we are excited to announce: A Grimsthorpe Christmas – our Christmas events calendar. Visit for the special chance to see the Castle decorated for Christmas at this magical time of year, when we are usually not open to visitors.
More Information and Tickets Coming Soon
