| 3 Hartley Avenue, Whitley Bay | Freehold | 162 m² | £590,000 (2025) |
| 9 Hartley Avenue, Whitley Bay | Freehold | 89 m² | £561,500 (2026) |
| 13, Hartley Avenue, Whitley Bay | Freehold | 110 m² | £315,000 (2016) |
| 15, Hartley Avenue, Whitley Bay | Freehold | 114 m² | £307,500 (2015) |
| 17, Hartley Avenue, Whitley Bay | Freehold | 138 m² | £597,000 (2022) |
| 19, Hartley Avenue, Whitley Bay | Freehold | 101 m² | £302,000 (2015) |
| 21 Hartley Avenue, Whitley Bay | Freehold | 96 m² | £80,000 (2001) |
| 23, Hartley Avenue, Whitley Bay | Freehold | 105 m² | £300,000 (2016) |
| 25, Hartley Avenue, Whitley Bay | Freehold | 145 m² | £375,000 (2017) |
| 27, Hartley Avenue, Whitley Bay | Freehold | 123 m² | £382,000 (2019) |
| 29, Hartley Avenue, Whitley Bay | - | 130 m² | - |
| 39, Hartley Avenue, Whitley Bay | Freehold | 107 m² | £295,000 (2018) |
| 41 Hartley Avenue, Whitley Bay | Freehold | 165 m² | £310,000 (2012) |
| 43 Hartley Avenue, Whitley Bay | - | 97 m² | - |
| 47 Hartley Avenue, Whitley Bay | Freehold | 103 m² | £475,000 (2025) |
| 49, Hartley Avenue, Whitley Bay | Freehold | 91 m² | £270,000 (2018) |
| 51 Hartley Avenue, Whitley Bay | Freehold | 106 m² | £580,000 (2025) |
| 55 Hartley Avenue, Whitley Bay | Freehold | 106 m² | £447,600 (2024) |
| 57 Hartley Avenue, Whitley Bay | Freehold | 147 m² | £517,500 (2024) |
| 61 Hartley Avenue, Whitley Bay | Freehold | 137 m² | £575,000 (2023) |
| 67 Hartley Avenue, Whitley Bay | Freehold | 145 m² | £599,000 (2025) |
| 75, Hartley Avenue, Whitley Bay | - | 104 m² | - |
