Summer Garden Party Event Venue, St James's Park
Looking for the perfect spot for your corporate summer garden party? Right in the heart of London, our three outdoor spaces—complete with beautiful terraces and gardens—offer a unique backdrop to surprise and delight your guests.
The Perfect Summer Garden Party Venue
Prince Philip House – Summer Garden Parties in Westminster
Prince Philip House, at 3 Carlton House Terrace in Westminster, offers an exceptional setting for garden parties and outdoor events. Our terrace, overlooking The Mall and St. James’s Park, accommodates up to 250 guests for standing receptions. For a more private outdoor experience, Waterloo Gardens and Stirling Square provide exclusive spaces ideal for summer gatherings.
Our in-house catering team designs bespoke menus with sustainably and ethically sourced ingredients, creating a memorable dining experience tailored to your event.
To make your summer party truly unique, we can incorporate themed experiences. From concept to execution, our dedicated events team will ensure every detail is taken care of, delivering a flawless occasion.
Availability for outdoor events is limited, so we encourage you to enquire early to secure your preferred date.
For more information or to arrange a site visit, please contact our events team at 0207 766 0625 or info@princephiliphouse.com.

