Finding 7 Grosvenor Gardens Grosvenor Gardens is in one of the most prestigious postcode areas of London – SW1 which is shared with the Queen herself. In fact, it practically neighbours Buckingham Palace and is therefore well-connected to the rest of London, with nearby underground stations Victoria and St James’s Park offering connections to major tube lines. 7 Grosvenor Gardens is also cyclist-friendly, so if you fancy biking your way to work, you’re welcome to!