
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)

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.

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!

Sunday 9 August 2026
Visit on this day to enjoy a pop up stand by the Lincolnshire Wildlife Trust. Discover the amazing wildlife on your doorstep and find out how you can help protect Lincolnshire’s natural habitats. Meet the friendly team, pick up information and activities for all ages, and chat about ways to get involved.
Pop up stand included in admission tickets for this date

Sunday 16 August 2026
Visit Grimsthorpe to travel back in time and meet the Tudors!
Includes a Meet & Greet with King Henry VIII, Catherine Parr and Elizabeth I.
The Tudor experience is included in your Castle, Park and Gardens / Seasonal entry (HH, Season Ticket) ticket on this date

Sunday 16 August
The Tandem Club will bring its Annual Meet to Grimsthorpe this summer, to celebrate the tradition and skill of tandem driving. The Club is dedicated to preserving the art of driving two horses harnessed one behind the other in a traditional coachman-like style.
Visitors on this date will be able to see various carriages driving throughout the day.

Sunday 23rd August
Visit on this day to see a variety of over 100 Mclaren vehicles displayed against the majestic backdrop of the Castle as we host the Mclaren owners club for their national summer gathering.
Access to see the Mclaren cars is included in your Park and Gardens entry ticket for this date.
If you are a car owner, please get in touch directly with the car club.

Wednesday 26 and Thursday 27 August 2026
Join our resident Storyteller Mark in the Vaulted Hall. Mark writes and creates his own stories as well as adapting classic folk tales and songs.
Please note: Storytelling will take place in the Vaulted Hall instead of the usual Adventure Playground on these dates!
Storytelling is included in your entry ticket for these dates

Saturday 29 August 2026
It’s pirate ships, pieces of eight and salty sea dogs for Summer 2026 in Quantum Theatre’s new adaption of the classic pirate adventure, Treasure Island.
An action – packed adventure for all the family.
Start time : 4pm | Gates open: 3pm

Sunday 30 August 2026
Visit on this day to enjoy a pop up stand by the Lincolnshire Wildlife Trust. Discover the amazing wildlife on your doorstep and find out how you can help protect Lincolnshire’s natural habitats. Meet the friendly team, pick up information and activities for all ages, and chat about ways to get involved.
Pop up stand included in admission tickets for this date

Sunday 30 August 2026
Visit on this day to see a wonderful display of Shetland Ponies taking centre stage at Grimsthorpe, with a fun and friendly showcase.
Enjoy a wonderful display of charm, character and quality in the ring. Taking place on the North Avenue
Included in your admission ticket for this date

Thursday 03 September – Sunday 06 September
Get ready for a rocking weekend as we play host to the Nene Valley Rock Fest, featuring 3 stages and 60 bands playing the best classic, progressive and blues rock!
Great tunes and good vibes with a festival atmosphere that’s bound to make your weekend unforgettable.

Sunday 20th September
Calling all car lovers! Visit on this day to experience a wide range of old and new Italian cars against the majestic backdrop of the Castle and grounds.
Entry included in your admission ticket for this date.

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 are included in your admission ticket on this date