Osea Island
Osea Island, Essex, CM9 8UH -
Up to
1500 guests
An enchanting private island with a variety of properties, event venues, beaches, land and beautiful nature on London’s doorstep.
Our collection of properties range from grand houses to cosy cottages and apartments and our event venues are historic and quirky.
Osea is an eclectic, rustic and extraordinary experience and a blank canvas for creating memories that will live on for years to come.
The Shack
The Powerhouse
Manor Beach Cottages
Manor House
The Captains House
The Bomb Factory
Capacity & layout
Standing
up to 1500
Dining
up to 120
Theatre
up to 700
Boardroom
up to 180
Cabaret
up to 500
Classroom
up to 100
Amenities
Outdoor / Garden / Beach
Public transport
Premises parking
Overnight accommodation
Natural light
Audio & visual
Sound system
WiFi
Space rules
Cancellation policy
100% refundable 1 day before the event
Location
Reviews
Iona Taylor
October 2024We recently hosted a learning retreat on Osea island and could not have asked for a better experience. The island is beautiful and unusual. The team on the island make our stay amazing and ensured everything ran smoothly.
Spaces
in this venue
The Shack
POA
140 capacity
100% would book it againThe Powerhouse
POA250 capacity100% would book it againManor Beach Cottages
POA100 capacity100% would book it againManor House
POA100 capacity100% would book it againThe Captains House
POA100 capacity100% would book it againThe Bomb Factory
POA1500 capacity100% would book it again
The Shack
The Powerhouse
Manor Beach Cottages
Manor House
The Captains House
The Bomb Factory
