| 29, Northumberland Place, London | Freehold | 160 m² | £2,850,000 (2020) |
| 30 Northumberland Place, London | Freehold | 221 m² | £3,600,000 (2014) |
| 31, Northumberland Place, London | Freehold | 170 m² | £3,085,000 (2021) |
| 32, Northumberland Place, London | Freehold | 151 m² | £3,100,000 (2018) |
| 33, Northumberland Place, London | Freehold | 178 m² | £3,750,000 (2025) |
| 35 Northumberland Place, London | Freehold | 135 m² | £3,000,000 (2024) |
| 36, Northumberland Place, London | Freehold | 174 m² | £3,250,000 (2017) |
| 37 Northumberland Place, London | - | 198 m² | - |
| 39, Northumberland Place, London | Freehold | 153 m² | £2,650,000 (2010) |
| 40, Northumberland Place, London | Freehold | 40 m² | £3,475,000 (2014) |
| 40B, Northumberland Place, London | - | 49 m² | - |
| 41 Northumberland Place, London | Freehold | 222 m² | £5,250,000 (2014) |
| 42, Northumberland Place, London | Freehold | 222 m² | £3,286,200 (2010) |
| 43, Northumberland Place, London | Freehold | 191 m² | £2,600,000 (2019) |
| 45 Northumberland Place, London | Freehold | 206 m² | £5,000,000 (2022) |
| 48 Northumberland Place, London | - | 168 m² | - |
| 49A Northumberland Place, London | - | 62 m² | - |
| 51, Northumberland Place, London | Freehold | 142 m² | £1,600,000 (2009) |
| 52 Northumberland Place, London | Freehold | 277 m² | £6,075,000 (2025) |
| 52A, Northumberland Place, London | Freehold | 96 m² | £2,765,000 (2011) |
| 53 Northumberland Place, London | Freehold | 205 m² | £3,725,000 (2023) |
| 54 Northumberland Place, London | Freehold | 212 m² | £4,190,000 (2021) |
| 55, Northumberland Place, London | Freehold | 209 m² | £1,392,000 (2005) |
| Garden Maisonette, 34 Northumberland Place, London | - | 66 m² | - |
