HANGER HILL GARDEN ESTATE FLAT OWNERS ASSOCIATION The 255 Flats that make up the Hanger Hill Garden Estate are grouped in 28 Blocks with a total of 42 staircases. Most staircase give access to 6 flats except that there are 7 Flats in York House, Warwick House and 7-13 Ayr Court Share this:TwitterFacebookLike this:Like Loading...