| Holland Park Royal Borough of Kensington and Chelsea | 20.7 ha | 🐕 | — |
| Ranelagh Gardens The Royal Hospital | 6.02 ha | | — |
| Burton Court | 4.2 ha | | — |
| Ladbroke Square Garden | 2.79 ha | | — |
| Kensington Memorial Park Royal Borough of Kensington and Chelsea | 2.61 ha | | — |
| Cadogan Place South Garden Cadogan Estates Ltd | 2.06 ha | | — |
| Avondale Park | 1.79 ha | | — |
| Meanwhile Gardens | 1.62 ha | | — |
| Edwardes Square Garden | 1.3 ha | | — |
| Chelsea Physic Garden | 1.28 ha | | — |
| St Luke's Gardens | 1.19 ha | | — |
| Westfield Park | 1.12 ha | | — |
| Onslow Square | 1.02 ha | | — |
| Emslie Horniman Pleasance | 0.98 ha | | — |
| Philbeach Gardens | 0.96 ha | | — |
| Kings Chelsea Garden | 0.92 ha | | — |
| Elm Park Gardens | 0.87 ha | | — |
| Thurloe Square Garden | 0.87 ha | | — |
| Blenheim Elgin Garden | 0.85 ha | | — |
| Royal Crescent Garden | 0.81 ha | | — |
| Cadogan Square Garden | 0.79 ha | | — |
| Hanover Gardens | 0.79 ha | | — |
| Stanhope Gardens | 0.79 ha | | — |
| Rosmead Garden | 0.78 ha | | — |
| Cadogan Place North Garden | 0.77 ha | | — |
| Stanley Crescent Garden | 0.69 ha | | — |
| Montpelier Garden | 0.68 ha | | — |
| Onslow Square | 0.68 ha | | — |
| Wetherby Gardens | 0.68 ha | | — |
| Norland Square Garden | 0.67 ha | | — |
| Addison Gardens | 0.66 ha | | — |
| Bramham Gardens | 0.66 ha | | — |
| Chelsea Common | 0.65 ha | | — |
| Stanley Gardens South | 0.63 ha | | — |
| Coleherne Court Gardens | 0.61 ha | | — |
| Queen's Gate Gardens | 0.59 ha | | — |
| Holy Trinity Churchyard | 0.58 ha | | — |
| Pembridge Square Garden | 0.56 ha | | — |
| Wildlife Garden | 0.54 ha | | — |
| Arundel and Elgin Garden | 0.53 ha | | — |
| Arundel and Ladbroke Gardens | 0.51 ha | | — |
| St James's Gardens | 0.51 ha | | — |
| Lansdowne Gardens | 0.49 ha | | — |
| Athlone Gardens | 0.47 ha | | — |
| Campden Hill Square | 0.47 ha | | — |
| Gledhow Gardens | 0.47 ha | | — |
| Bolton Gardens | 0.46 ha | | — |
| Carlyle Square Gardens | 0.46 ha | | — |
| Courtfield Gardens (West) | 0.46 ha | | — |
| Nevern Square Garden | 0.46 ha | | — |
| Pelham Crescent Gardens | 0.46 ha | | — |
| Cremorne Gardens | 0.44 ha | | — |
| Kensington Square | 0.44 ha | | — |
| Lennox Gardens | 0.44 ha | | — |
| Clarendon and Lansdowne Garden | 0.43 ha | | — |
| Hans Place Garden | 0.43 ha | | — |
| Maxilla Walk | 0.42 ha | | — |
| East Lawn | 0.41 ha | | — |
| Lansdowne Road and Clarendon Road Garden | 0.41 ha | | — |
| Lowndes Square Gardens | 0.41 ha | | — |
| Kyoto Garden Royal Borough of Kensington and Chelsea | 0.4 ha | | — |
| College Court | 0.39 ha | | — |
| Light Horse Court | 0.39 ha | | — |
| Waynflete Square Garden | 0.37 ha | | — |
| Egerton Crescent Gardens | 0.36 ha | | — |
| Elm Park Gardens | 0.36 ha | | — |
| Hereford Square Garden | 0.36 ha | | — |
| Stanley Gardens North | 0.36 ha | | — |
| Barkston Gardens | 0.35 ha | | — |
| Cornwall Gardens | 0.35 ha | | — |
| Onslow Gardens | 0.35 ha | | — |
| The Boltons | 0.35 ha | | — |
| Brompton Square | 0.34 ha | | — |
| Cranley Gardens | 0.34 ha | | — |
| Harrington Gardens | 0.34 ha | | — |
| Oratory House Garden | 0.34 ha | | — |
| The Boltons | 0.34 ha | | — |
| Courtfield Gardens (East) | 0.33 ha | | — |
| Lansdowne Crescent Garden | 0.33 ha | | — |
| Redcliffe Square Gardens Royal Borough of Kensington and Chelsea | 0.33 ha | | — |
| Sunbeam Gardens | 0.33 ha | | — |
| Thistle Grove Gardens | 0.33 ha | | — |
| Chelsea Embankment Gardens | 0.32 ha | | — |
| Evelyn Gardens | 0.32 ha | | — |
| Collingham Gardens | 0.31 ha | | — |
| Evelyn Gardens | 0.31 ha | | — |
| Royal Avenue Royal Borough of Kensington and Chelsea | 0.3 ha | | — |
| Chelsea Embankment Gardens | 0.29 ha | | — |
| Sloane Gardens West Garden Cadogan Estates Ltd | 0.29 ha | | — |
| Meadowbank Area SMI | 0.28 ha | | — |
| Earl's Court Square Garden | 0.27 ha | | — |
| John Madejski Garden | 0.27 ha | | — |
| Onslow Gardens | 0.27 ha | | — |
| The Sunken Garden | 0.26 ha | | — |
| Dovehouse Green | 0.24 ha | | — |
| Cadogan Gardens | 0.23 ha | | — |
| Powis Square | 0.23 ha | | — |
| Tedworth Square | 0.23 ha | | — |
| Woodsford Square Garden | 0.23 ha | | — |
| Notting Hill Garden | 0.22 ha | | — |
| Tavistock Road Gardens | 0.22 ha | | — |
| Westway Garden | 0.22 ha | | — |
| Cornwall Gardens | 0.21 ha | | — |
| Egerton Gardens | 0.21 ha | | — |
| Lexham Gardens | 0.21 ha | | — |
| Portobello Green | 0.21 ha | | — |
| Woodsford Square Garden | 0.21 ha | | — |
| The Roof Gardens | 0.2 ha | | — |
| Cresswell Gardens | 0.19 ha | | — |
| Bina Gardens West | 0.18 ha | | — |
| Cornwall Gardens | 0.18 ha | | — |
| Markham Square Gardens | 0.18 ha | | — |
| Colville Gardens | 0.17 ha | | — |
| Stone Hall Gardens | 0.17 ha | | — |
| Onslow Gardens | 0.16 ha | | — |
| St Mary Abbots Gardens | 0.16 ha | | — |
| Dutch Garden | 0.15 ha | | — |
| Colville Square Gardens | 0.14 ha | | — |
| Cranley Mews Garden | 0.14 ha | | — |
| Pembroke Square | 0.13 ha | | — |
| Roper's Garden | 0.13 ha | | — |
| West Lawn | 0.11 ha | | — |
| Bina Gardens East | 0.1 ha | | — |
| Oakwood Court Garden | 0.1 ha | | — |
| Barlby Gardens | 0.09 ha | | — |
| Hyde Park Gate | 0.09 ha | | — |
| Ladbroke Grove Garden | 0.09 ha | | — |
| St. Quintin Gardens | 0.09 ha | | — |
| Avondale Park Gardens | 0.08 ha | | — |
| Allen Hall Seminary Garden | 0.07 ha | | — |
| Abbots Gardens | 0.06 ha | | — |
| Alexander Square | 0.06 ha | | — |
| Alexander Square | 0.06 ha | | — |
| Katherine Square Garden | 0.06 ha | | — |
| Kensington Gate Gardens | 0.06 ha | | — |
| Wellington Square | 0.05 ha | | — |
| Yalta Memorial Garden | 0.05 ha | | — |
| Fukushima Garden Royal Borough of Kensington and Chelsea | 0.04 ha | | — |
| Iverna Court Garden | 0.04 ha | | — |
| Russell Road Kitchen Garden | 0.04 ha | | — |
| Alec Clifton-Taylor Memorial Gardens | 0.03 ha | | — |
| Napoleon Garden | 0.03 ha | | — |
| Chantry Square | 0.02 ha | | — |
| Cluny Mews Gardens | 0.02 ha | | — |
| Edwardes Place | 0.02 ha | | — |
| Sunningdale Gardens | 0.02 ha | | — |
| Ecology Centre | — | | — |