10, Portman Close W1
10, Portman Close W1 is a Grade I listed building in Westminster, first listed on 1 December 1987. It is one of 205 Grade I entries among 3,996 listed buildings in Westminster; 66% of Westminster’s current entries were listed before it.
| Field | Value |
|---|---|
| Name | 10, Portman Close W1 |
| Grade | Grade I — exceptional interest |
| List entry number | 1227091 |
| Date first listed | 1 December 1987 |
| Local planning authority | Westminster |
| Location | 51.51659, -0.15681 (map) |
| Official record | Historic England list entry 1227091 |
Planning works on this listed building?
Planium checks which consents Westminster will require for your works on 10, Portman Close W1, lists what the heritage statement must cover and drafts the application text.
What the grade means for works
Grade I buildings are of exceptional interest — only about 2.5% of listed buildings in England. Any application for listed building consent is notified to Historic England, and alterations are scrutinised closely.
The protection covers the whole building, inside and out, plus fixtures and attached structures. Typical works that need consent: replacing windows or doors, removing walls or historic fabric, changing roof coverings, installing solar panels or external insulation, and adding extensions.
Listed buildings near 10, Portman Close W1
| Name | Grade | Distance |
|---|---|---|
| Royal Intitute of British Architects Drawings Collection | I | 43 m |
| Home House (Courtauld Institute) | I | 47 m |
| Courtauld Institute, Eastern Part | II | 49 m |
| 71-87, George Street W1 | II | 52 m |
| Worcester Arms Public House | II | 57 m |
| 30, Gloucester Place W1 | II | 106 m |
| 21b, Gloucester Place W1 | II | 108 m |
| 1-5, Montagu Square W1 | II | 141 m |
| 6, Montagu Square W1 | II | 146 m |
| 20, Montagu Street W1 | II | 156 m |