Birthday Party Venue Hire

Make your special day unforgettable with birthday party venue hire at RMS. Our Hertfordshire venue in Rickmansworth features stunning gardens, expansive lawns, and versatile indoor and outdoor spaces, perfect for every type of celebration: from a fun kids’ birthday party to milestone events like your 18th, 21st, or 40th birthday party.

With flexible catering options, customisable layouts, and a dedicated team on hand, we take care of the details so you can enjoy the moment. Whether you’re planning the party of the decade or a simple celebration with your nearest and dearest, RMS offers the perfect place to make a birthday wish.

Image courtesy of Karolina Simankowicz

Celebrate with Us: Party Venue Hire in Hertfordshire

Make your birthday truly unforgettable with party venue hire in Hertfordshire at RMS. With spacious halls, beautiful gardens, and flexible layouts, you can design your day exactly as you imagine it. Enjoy on-site facilities, stunning surroundings and unforgettable celebrations, while our dedicated team takes care of the details. Let’s party together!

Adult Birthday Parties

Create lasting memories when you bring together the special people in your life for an RMS birthday. Whether you’re celebrating a birthday milestone or believe every year deserves a party, we’re here to bring your birthday wishes to life.

60th, 40th and 21st birthday party venues in Hertfordshire

For an all-out big birthday celebration, RMS is your dream host. If you’re planning a milestone birthday bash, our Dining Hall can host up to 230 guests, with plenty of room for a dancefloor and a bar. Selective with your party guestlist? Join us for a bespoke birthday dining experience for up to 40 guests.

Children’s Birthday Parties

Fill your child’s birthday with fun at RMS events. With all the set-up and none of the hassle, you can sit back and relax as the kids have the time of their lives in our kids’ birthday party venue.

Birthday party ideas

From elaborate themes to top-notch decor, RMS is the perfect place to host even the wildest and wackiest of birthday parties. Is your son or daughter born to boogie? Host a dance party in Cadogan Hall. More into sports? Check out our Sports Centre for an energy-filled celebration.

Why choose RMS for your birthday celebration?

Spacious venues

RMS offers plenty of room to celebrate your way. Whether you’re hosting an intimate gathering or a large birthday party, our versatile venues give you the freedom to shape the day around your plans, activities, and guest list.

On-site facilities

Enjoy the convenience of everything you need in one place. With ample parking, accessible locations, kitchenettes in selected venues, and dedicated areas for entertainment, food, and socialising, RMS makes birthday party planning simpler and more enjoyable for everyone.

Flexible experiences

Every birthday should feel personal. Our team works with you to customise the schedule and setup to suit your needs – whether it’s a themed celebration, a milestone event, or a relaxed get-together.

LOCATIONS

Please note that, due to school-day use, viewing times may be limited.

A stunning Art Deco hall, this space is perfect for hosting unforgettable birthday celebrations of all sizes. Whether you’re planning a lively milestone party or an elegant evening gathering, the hall’s character and atmosphere create an instant sense of occasion.

Just outside, the spacious Quad features a beautiful lawn and outdoor decking that can seat up to 300 guests—ideal for outdoor activities, a birthday toast or relaxed socialising. The space can be completely transformed to suit your birthday theme, making it a versatile backdrop for a 30th, 40th, 50th, 60th, 70th, or any birthday in between!

Capacity
320 seated at mostly round table with some rectangular
-or-
Up to 230 seated with space for a dance floor and bar

Dimensions
14m wide x 37m long

Accessible?
Yes

Pricing
£3,250 per day + vat

Perfect for a big party, the Great Hall offers a character-filled space with stained-glass windows and original chandeliers. Bring the outdoors into this light and airy space with delicate floral arrangements and dramatic centrepieces.

Capacity
600 seated theatre style (150 on balcony)

Dimensions
14m wide x 37m long

Accessible?
Yes

Pricing
£3,250 per day + vat
(Discount available if hired in conjunction with the Dining Hall and Quad, please enquire)

For a smaller but no less special celebration, the New Mark Hall is the perfect pick. Great for hosting intimate birthday dinners or small group parties, the hall’s modern decor is the ideal setting for a stylish drinks reception.

Capacity
180 theatre style

Disabled access
Yes

Pricing
£50 per hour
(Minimum booking of four hours)

Looking for a space to host a birthday party for the movie buff in your life? Create your own private cinema in The Space. A classic auditorium, this space features a state-of-the-art PA and lighting system with a drop-down screen. Bring the popcorn and settle down for a film screening with all your friends.

Capacity
250 seated

AV
PA and lighting system, ceiling mounted data projection and drop-down screen

Accessible?
Yes
(excluding sound booth)

Pricing
£95 per hour
(Minimum booking of four hours)

Cadogan House Hall is a fantastic choice for children’s birthday parties, offering a bright, modern, and self-contained space that’s easy for families to enjoy. With 27 dedicated parking spaces, a balcony that seats up to 40 guests, and a convenient kitchenette equipped with an under-counter fridge and dishwasher, you’ll have everything you need for a smooth and enjoyable event.

Capacity
120 theatre style in main hall and 40 seated in balcony

Dimensions
10m wide x 20m long

Disable access
Yes
(excluding balcony)

AV
PA system, ceiling mounted data projection and drop-down screen

Catering facilities
Small kitchenette with under-counter fridge, domestic dishwasher, microwave and hot water boiler

Pricing
£50 per hour
(Minimum booking of four hours)

What’s included in our birthday party venue package?

Our birthday party venue packages can be personalised to make your celebration perfect for you. Each package typically includes:

Exclusive venue hire for your chosen space
Tables, chairs, and decor options
Parking for up to 150 vehicles to accommodate your guests
Access to our outdoor grounds for games, activities, or socialising
Freedom to bring in external caterers and decorators
A recommended list of trusted suppliers, including caterers, DJs and entertainment for all ages

Example: “Our team loves to help families celebrate together at RMS. From helping parents to host their little one’s first birthday party, to all the family getting together for an 80th birthday celebration, we make sure every moment and milestone is filled with joy.”

The RMS Events Team

Our birthday party venue photo gallery

Birthday party venue Enquiry Form

Ready to get party-planning with RMS? Simply fill out the form below, and a member of our events team will be in touch to discuss your ideas, pricing, and arrange a visit.

FAQS

IS THERE ANY RESTRICTIONS ON DECORATIONS?

Yes, in the Great Hall, Cadogan House Hall and the Dining Hall we do not allow helium balloons due to the fire detection system. We do not allow naked flames in any room, however, please do contact us about ceremonial fires.

DO YOU HAVE A PREMISES LICENCE?

Yes, we are fully licenced to serve alcohol and play music. Please note, there are time restrictions to our licence. All events must be finished by midnight and amplified music needs to be turned down at 11pm to respect our residents.

CAN I BRING IN MY OWN CATERERS?

We have a list of preferred suppliers who we have carefully selected, please do refer to this list.

IS THERE AN ON-SITE COORDINATOR AVAILABLE?

Yes, leading up to your event a member of the events team will be in touch regularly to assist you. On the day of your event a member of the events team will be available. Please note, for large celebratory events a member of the events team will be on site for the full duration of your hire.

IF I WANT TO GET MARRIED AT RMS, CAN THE CEREMONY AND RECEPTION BOTH BE HELD AT THE VENUE?

Unfortunately, we are not licensed to perform legal ceremonies. However, a blessing can be performed followed by a reception.

IS THERE AN AREA AVAILABLE FOR THE BRIDAL PARTY?

Yes, we have a few spaces available for the all important getting ready process! Please contact us to discuss these.

IS THERE AMPLE PARKING AVAILABLE FOR GUESTS?

Our car park has 148 spaces available. If more spaces are required, we do have a paddock that can act as overflow parking. Please note, this is weather dependent.

WHAT IS THE DEPOSIT REQUIRED TO SECURE THE DATE AND WHAT IS THE CANCELLATION POLICY?

Upon signing your hire agreement, a 50% deposit is required to secure your booking. Please refer to the hire agreement for the cancellation policy.

ARE THERE ANY ADDITIONAL FEES (CLEANING, OVERTIME, SERVICE CHARGES)?

This will be dependent upon your event, the timings, areas used etc. If any additional charges are required these will be clearly communicated with you.

DO YOU PROVIDE TABLES, CHAIRS AND LINENS?

We have a number of tables and chairs available, as well as a set number of tablecloths. You are welcome to use our tables and chairs, or you may wish to bring your own for more formal celebratory events.

IS THERE A PREFERRED SUPPLIER LIST, OR CAN WE USE OUR OWN SUPPLIERS?

Yes, there is a preferred supplier list. If you have any questions about these, please do not hesitate to contact us.

DO YOU HAVE ANY RESTRICTIONS OR REQUIREMENTS FOR PHOTOGRAPHY AND VIDEOGRAPHY?

No, but we do ask if your photographer/videographer is intending on using a drone that you give us prior notice please. We always love to see the photographs taken here so please do share them with us!

IS THE VENUE ACCESSIBLE?

Yes, we have multiple access points depending on the area of RMS you are using. Please note, the balcony in the Great Hall and Cadogan House Hall are accessed via steps.

CAN WE HOLD BOTH OUR CEREMONY AND RECEPTION OUTDOORS AT RMS?

Whilst we are not licensed to perform legal wedding ceremonies, our outdoor spaces can be used for blessings, receptions, wedding breakfasts and everything in between. Many couples choose to host their entire day outdoors, while still having indoor options available.

HOW FAR IN ADVANCE SHOULD I BOOK A BIRTHDAY PARTY VENUE?

Our birthday party venues in Hertfordshire are in high demand, so it’s a good idea to contact our team at least 6-9 months in advance. This will make sure you can secure your dream venue and give us plenty of time to make the space uniquely yours for your birthday celebration.

HOW BIG CAN MY GUEST LIST BE?

Each of our birthday party spaces for hire has its own capacities listed on our Celebrations page. However, with so many different types of birthday parties, capacities can vary. For a more detailed overview of our event space capacities, get in touch with our team today.

CAN WE BRING OUR OWN CATERERS OR USE OUTSIDE SUPPLIERS?

Of course, we’re more than happy for you to choose your own teams and suppliers. If you’ve yet to find a team to help your vision become a reality, we can suggest several trusted, local suppliers for everything from sit-down meals to decor and entertainment.

WHAT DEPOST AND CANCELLATION TERMS CAN WE EXPECT?

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