Osterley Park Hotel
Osterley Park Hotel has 3 meeting/event spaces for 50–280 delegates (theatre), largest: Grand Ballroom (280).
- Up to 300 delegates
- 3 meeting spaces
- On-site parking
1 photosPhotography pending verification1 photosCapacity overview
3 spaces · capacities by layout · floor area in m²
| Room | Theatre | Cabaret | Boardroom | Classroom | U-shape | Banquet | Reception | m² |
|---|---|---|---|---|---|---|---|---|
| Grand Ballroom | 280 | — | 60 | 150 | 80 | — | — | 280 |
| Executive Suite | 100 | — | 40 | 60 | 45 | — | — | 120 |
| Windsor Room | 50 | — | 20 | 30 | 25 | — | — | 60 |
At a glance
Osterley Park Hotel is a sophisticated 4-star property situated in the heart of Isleworth, offering convenient access to central London and Heathrow Airport. The hotel features contemporary accommodation alongside versatile meeting and event spaces that can accommodate up to 300 delegates. Set within beautiful grounds, the venue combines modern amenities with traditional hospitality, making it ideal for both business and leisure guests. The hotel's strategic location provides easy access to historic Osterley Park House and Gardens, while offering excellent transport links to London's West End and major business districts.
Best suited for
- Conferences
- Corporate Events
- Wedding Receptions
- Business Meetings
- Training Sessions
Why book with us?
- Independent venue sourcing
- Free to event organisers
- Access to negotiated rates
- Alternative venues included
- Human expert support
Know before you book
Provenance shown for every factMeeting spaces at this venue
Pricing & packages
Exact rates are confirmed on your proposal — our experts negotiate on your behalf.
Meeting room, equipment, lunch & refreshments.
Half day, full day and evening rates available on request.
Bespoke menus and exclusive-use packages for private events.
Food & catering
- Restaurant on site
- Bar on site
Dietary options catered for
Top facilities
- Free WiFi
- Air Conditioning
- AV Equipment
- On-site Parking
- Restaurant
- Bar
- 24-hour Reception
- Accessible Facilities
AV & production
Accessibility
Always confirm specific access requirements with our team — we check on your behalf.
- Wheelchair accessible
- Step-free access
- Accessible parking
- Accessible restrooms
Location & getting there
Thornbury Road, Isleworth, TW7 4QJ, United Kingdom
Venue Intelligence™
Every rating below is computed from verified platform data — never marketing copy.
Osterley Park Hotel is a verified hotel in Isleworth, hosting up to 300 guests. Its profile rates most strongly for Corporate, Historic, Networking. Verified on-site: wi-fi, av & production, food & catering, bedrooms. Best suited to corporate conferences and board meetings.
Best for: corporate conferences and board meetings, memorable events in a heritage setting, receptions and networking events.
Sustainability credentials are not yet evidenced in the profile data.
Venue profile ratings
- Corporate★★★★★
- Luxury★★★★★
- Historic★★★★★
- Creative★★★★★
- Eco★★★★★
- Hybrid Ready★★★★★
- Networking★★★★★
- Training★★★★★
- International★★★★★
- Accessibility★★★★★
Verified on-site
- Wi-Fi✓ Verified
- AV & production✓ Verified
- Food & catering✓ Verified
- Bedrooms✓ Verified
- SustainabilityNot listed
- Accessibility✓ Verified
Venue IQ™
A living intelligence record — every entry is generated from verified platform data, not marketing copy.
- Oct 2025Venue verified and listed
Added to the InternationalVenues.com verified directory.
- Oct 2025Photography refreshed — 5 images
Latest venue imagery reviewed and published.
Frequently asked
How many meeting rooms does Osterley Park Hotel have?
Osterley Park Hotel has 3 meeting and event spaces in Isleworth, seating up to 280 delegates theatre-style in the largest room.
What is the capacity of Osterley Park Hotel's largest event space?
The largest event space at Osterley Park Hotel is Grand Ballroom, with a maximum capacity of 280 guests.
What conference facilities does Osterley Park Hotel offer?
Osterley Park Hotel offers Free WiFi, Air Conditioning, AV Equipment, On-site Parking, Projectors, Screens, PA System across its 3 meeting and event spaces.
What is the maximum capacity?
Up to 300 guests for dining events, 400 for theatre-style conferences, flexible room configurations available
What AV equipment is available?
Professional AV equipment including projectors, sound systems, microphones, and high-speed Wi-Fi throughout
Is catering available?
Full catering services with multiple menu options, dietary requirements accommodated, bar service available
Is there parking available?
Complimentary on-site parking available for up to 200 vehicles, additional overflow parking nearby
About Osterley Park Hotel
Osterley Park Hotel is a sophisticated 4-star property situated in the heart of Isleworth, offering convenient access to central London and Heathrow Airport. The hotel features contemporary accommodation alongside versatile meeting and event spaces that can accommodate up to 300 delegates. Set within beautiful grounds, the venue combines modern amenities with traditional hospitality, making it ideal for both business and leisure guests. The hotel's strategic location provides easy access to historic Osterley Park House and Gardens, while offering excellent transport links to London's West End and major business districts.
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