Syon House, Grade I listed house museum in London Borough of Hounslow, England
Syon House is an estate in London Borough of Hounslow that includes an Elizabethan mansion, gardens and a conservatory. The interiors show work by Robert Adam from the 1760s, including painted ceilings, marble floors and ornate walls running through each hall.
The estate arose from 1547 onward on the site of a medieval abbey founded by Henry V in the early 15th century. After the dissolution of the monasteries, the property passed to the Seymour family and was later redesigned in the 18th century.
The rooms still carry the names of their original functions and display furniture, paintings and decorative objects collected over generations by the same family. The ceilings and walls reflect the taste of the Georgian era, when such interiors served as stages for social gatherings.
Access is through Park Road, and the estate typically opens from spring through autumn on selected days. The gardens lie on level ground without major slopes, making most areas easy to walk.
The conservatory from 1827 was the first large building in England made entirely from metal and glass when it was completed. Its construction later became a model for larger glasshouses and railway halls across the country.
Location: London Borough of Hounslow
Architects: Robert Adam
Architectural style: Elizabethan architecture
Address: Syon Park, Brentford TW8 8JF
Website: https://syonpark.co.uk/userfiles/Syon_Access_Information.pdf
GPS coordinates: 51.47670,-0.31250
Latest update: December 13, 2025 17:33
Syon Park
319 mLondon Butterfly House
378 m
Coach and Horses
610 m
Ornamental Bridge In Syon Park Over Pond Near Entrance Gates
475 m
Church of St Lawrence, Brentford
654 mThe Dairy At Syon Park
204 m
Flora's Column
508 m
Syon Park Entrance Lodges And Gates, London Road
566 m
Syon House Conservatory
212 m
Three Obelisks on river bank of River Thames
605 mSundial (Between Farm House Lodges)
57 m
Retaining Walls Of Garden Pool, And Statue In Syon Park
147 mPorters Lodge At Syon House At Corner Of Park Road And Church Street
647 m
Gate Lodge To Syon House
149 mFormer Riding School Of Syon Park
162 mStables Of Syon Park
152 mStone Vases In Front Of Syon House Conservatory
196 mAbbey Barn And Attached Wall And Gateway
200 mGarden Pedestal And Vase In Syon Park
236 mPark Cottages
647 mSmall Gateway To Syon Park To North East Of Park Entrance
539 mGarden Wall At Syon Park
201 mIsleworth Drawbridge And Ferry Gate
492 mLog trail & Giant badger sett
633 mBig dining table with chairs
617 mStop 4 - Natural Area
580 mScenic viewpoint
583 mSyon Outlook
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