Watford Colosseum can host conferences, awards ceremonies, product launches, film premieres, fashion shows and private parties for up to 1,189 seated guests in its main auditorium, with a second room, the Forum Bar, for 350 standing. The venue stands on Rickmansworth Road in Watford, Hertfordshire, and is run as a public theatre and concert hall that also opens its rooms for corporate and private hire.
Seminars and company events
The venue sells its spaces for corporate events and describes its offer in three groups: conferences, launches and shows, and receptions. For a conference, the main auditorium holds up to 800 people when catering is included, and 1,189 in fully seated theatre style. That makes it a fit for annual meetings, all-hands sessions, shareholder events and awards evenings where one large audience needs a stage and a clear view.
The venue states that it provides operational staff and its own sound and lighting equipment. An organiser therefore books the room with the technical side supported by the house team rather than by an outside supplier alone. A brochure is available on the hire page, and requests go through the venue's enquiry form.
Weddings and receptions
The official hire page does not mention weddings. It lists private parties and receptions among the events the venue takes. If you plan a wedding celebration, confirm with the venue first that it accepts one and on which dates.
Rooms and capacities
The main auditorium is the principal space. Its floor measures 27.5 m from the stage to the back of the room and 22 m from house left to house right. The venue publishes these layouts:
Theatre style, fully seated: 1,189 guests.
Conference with catering: up to 800 guests.
Standing reception on the ground floor: up to 1,000 guests.
Seated dinner on the ground floor: 456 guests.
Cabaret: 304 guests.
The Forum Bar is the smaller room, measuring 20 m by 7.5 m. It takes 350 guests standing or 144 at a seated dinner. It suits a drinks reception, a breakout gathering or a smaller dinner. The entrance lobby and bar is shown on the hire page as a further space, but no capacity is given for it.
Accommodation
The venue has no bedrooms and its site does not describe an accommodation offer. Guests staying overnight need to book hotels in Watford town centre separately.
Catering
The hire page refers to conference capacity with catering and to seated dinners, so food service is part of the event formats. It does not say whether catering is in house or supplied by a chosen provider, so ask when you enquire. The venue also runs a shared Christmas party in December, open to companies that prefer to book places rather than the whole room.
History and setting
Watford Colosseum is a theatre and concert venue. Its programme mixes touring comedy, music and live shows, which means the main hall is not always free, and dates for private hire depend on that calendar. Check availability early if your event falls on a weekend or in the Christmas season.
Getting there
The address is Rickmansworth Road, Watford WD17 3JN. Watford Junction station is within walking distance and is step free, and Watford High Street station is on the edge of the town centre. Both have frequent services to London Euston. The Metropolitan line station at Watford is a 20 to 25 minute walk from the town centre. The venue has no parking of its own. Nearby public car parks include Gade with 661 spaces, Town Hall with 78 spaces and Avenue with 119 spaces.



