Outdoor Wedding Venue

Enjoy your dream wedding day in the open air at RMS. Our Hertfordshire venue boasts stunning gardens, expansive lawns, and scenic outdoor spaces that will create an idyllic space for your celebrations. With flexible catering options and versatile event space, our dedicated team will take care of everything so that you can soak up your surroundings and make picture-perfect memories.

Where outdoor dreams come to life

Enjoy an effortless and unforgettable wedding in this beautiful outdoor wedding venue. Nestled in acres of beautiful parkland, we’re proud to be one of the best outdoor wedding venues in Hertfordshire. Whether you’re looking for an outdoor wedding venue in Hertfordshire for a small, intimate gathering or a grand celebration with extended family and friends, we’ll help bring your vision to life.

Enjoy your wedding celebrations in the breathtaking surroundings of Rickmansworth Park, and dance the night away under the stars. Our team will handle all the finer details so that you can focus on making memories. With long, tree-lined walks and lush gardens, you’ll have plenty of backdrops to choose from for your wedding photos. At RMS, it’s not just about the venue: it’s about creating memories you and your guests will cherish forever.

Why choose RMS?

Spacious venues

Design your perfect day across our beautiful outdoor spaces. RMS has picturesque gardens and lawns that let your celebration flow naturally from dinners to dancing.

Weather-proof planning

Enjoy peace of mind with a team that knows how to plan for every eventuality. From sun-drenched afternoons to unexpected showers, our experience ensures your day goes smoothly.

Flexible experiences

Create a celebration that reflects you. With tailored packages and trusted vendors, we can accommodate everything, from outdoor wedding breakfasts to grassy lawn dancefloors.

Seamless coordination

With RMS, you can relax and enjoy the moment. Our team manages the logistics, timing, and details of every event, from intimate nuptials to grand celebrations.

Scenic Events in a Beautiful Setting

Experience the perfect blend of elegance and ease. Our outdoor spaces and parkland surroundings are ready to host every moment of your celebration, from relaxed pre-wedding photos to your final send-off beneath the open sky. Whatever you’re looking for, our celebration spaces and grounds give you the freedom to shape your day exactly as you imagine it.

With ample parking, easy access, and flexible hire options, creating unforgettable outdoor moments is what we do best.

Image courtesy of Karolina Simankowicz

wHAT oUR cOUPLES sAY

“You were absolutely amazing, we’re so grateful for everything you have done, you were so patient with us and dealt with everything perfectly’ ”

Sarah & Dan

Effortlessly Plan Your Outdoor Wedding

RMS offers everything you need to host your entire celebration in one beautiful setting. From evenings filled with music and dancing to relaxed strolls through our parklands, our grounds provide the perfect flow for every part of your day. As a trusted outdoor wedding venue in Hertfordshire, we make it easy to move seamlessly from one magical moment to the next.

We’ll work closely with you to build a bespoke timeline and take care of all the logistics behind the scenes. Whether you want to spend your whole day with us or are planning an evening-do under the setting sun, our team is here to make it feel personal, relaxed, and truly yours. You’ll have the freedom to shape every detail, while our coordinators support you every step of the way.

LOCATIONS

Combine your outdoor wedding with one of our indoor spaces.

A stunning Art Deco hall, perfect for hosting expansive wedding breakfasts and hosting your first toast. Just outside of our grand Dining Hall is the Quad- a stunning lawn and outdoor decking setting that can seat up to 300 guests. Ideal for sun-soaked drinks and receptions, it can be transformed to match your theme and style.

Adjacent to the Dining Hall is the Quad – a picturesque lawn perfect for drinks receptions. The decking can seat 300 in a theatre-style formation.

Celebrate your love in a space that blends elegance, charm, and flexibility—perfect for making your wedding day truly unforgettable.

In addition to weddings, the Dining Hall is also an excellent choice for hosting parties, anniversaries, and large dining events.

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
£3,000 per day
£3,500 per day from September 2025

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.

Just a short walk from the Dining Hall, the Great Hall offers a seamless transition as you begin your special day in style.

Celebrate your love in a space that radiates beauty and timeless elegance—the perfect place to say “I do.”

Capacity
600 seated theatre style (150 on balcony)

Dimensions
14m wide x 37m long

Accessible?
Yes

Pricing
£3,000 per day
(Discount available if hired in conjunction with the Dining Hall and Quad, please enquire)

The Chapel is a large, ornate space with original stained glass windows. Seating up to 550, the Chapel’s timeless beauty offers a magnificent setting for your special day. Full of details, such as the large hand painted murals depicting biblical scenes and various carvings into the stone, such as the peacock, representing eternity. Due to licensing, The Chapel is only available to those with a close link to RMS, for example, former students.

Please note, the Chapel is currently undergoing refurbishments to the roof and ceiling and we are expecting it to reopen from 2026.

For a more intimate feel, the Resource Centre is ideal for smaller gatherings and wedding receptions.

This beautiful and unique venue offers a memorable setting for couples looking for a more personal and distinctive space to celebrate their love.

Capacity
30 seated theatre style
-or-
80 standing

Dimensions
TBC

Accessible?
No

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

A contemporary space located at the entrance to the estate, offering easy access for your guests and a welcoming first impression. It’s ideal for welcome gatherings, daytime receptions, or more intimate evening celebrations. The modern design gives you plenty of freedom for creative décor with a cosy feel.

Capacity
180 theatre style

Disabled access
Yes

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

Stylish and self-contained, Cadogan House Hall offers a welcoming setting for medium-sized receptions, intimate weddings, or relaxed post-ceremony gatherings. With its kitchenette and private feel, it’s a great choice for families who want a dedicated space for guests to unwind and enjoy every moment of the day.

The Space is a newly refurbished, stunning auditorium that offers a modern and dramatic backdrop for your wedding ceremony. Featuring retractable seating that can accommodate up to 250 guests, professional-grade lighting, and a sound booth, it’s a versatile and impressive venue to make your wedding day unforgettable.

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)

*Available 2026

What’s included in your outdoor wedding venue package?

We can build our outdoor wedding package around your dream day, helping you to create the perfect nature-filled celebration. Each package usually includes:

Exclusive venue hire for your chosen space
Dedicated event coordinator, experienced in outdoor weddings
Tables, chairs, and linen options
Parking for up to 150 vehicles to accommodate large guest lists
Use of outdoor grounds
Access to external caterers and decorators
Recommend list of trusted suppliers (Caterers, DJs, florists, and decorators)

Example: “Our team wants to make every moment in the historic RMS grounds one to remember. We take pride in working closely with every couple to create crafted moments amongst our pristine parkland and gardens.”

The RMS Events Team

Our outdoor wedding venue photo gallery

Image courtesy of Karolina Simankowicz

Outdoor wedding venue Enquiry Form

Ready to start planning your outdoor wedding at 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 private tour of the venue.

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.

WHAT HAPPENS IF THE WEATHER CHANGES ON THE DAY OF OUR WEDDING?

We always prepare a weather-proof contingency plan. Our team will work with you in advance to create a smooth backup option using our indoor spaces or covered setups, ensuring your day runs beautifully, no matter the forecast.

IS THERE ACCOMMODATION NEARBY OR ON-SITE FOR GUESTS?

We’re happy to provide a list of recommended accommodation options just a short distance away from the venue. Our event coordinators can also help you to arrange transport to and from the venue if needed.

CAN WE PERSONALISE THE OUTDOOR SPACES WITH OUR OWN DECORATIONS AND LAYOUT?

Our outdoor areas are designed to be flexible, giving you the freedom to customise everything. We’re here to support your day and make the space feel uniquely yours, putting you in touch with our trusted vendors who can help turn your vision into a reality.