| 2, Mardale Avenue, Hartlepool | Freehold | 74 m² | £94,000 (2013) |
| 3 Mardale Avenue, Hartlepool | Freehold | 105 m² | £131,000 (2024) |
| 4, Mardale Avenue, Hartlepool | Freehold | 76 m² | £72,500 (2019) |
| 5, Mardale Avenue, Hartlepool | - | 83 m² | - |
| 7, Mardale Avenue, Hartlepool | Freehold | 78 m² | £77,000 (2015) |
| 8 Mardale Avenue, Hartlepool | Freehold | 81 m² | £125,000 (2022) |
| 12, Mardale Avenue, Hartlepool | Freehold | 91 m² | £80,000 (2020) |
| 13, Mardale Avenue, Hartlepool | Freehold | 91 m² | £90,000 (2018) |
| 14 Mardale Avenue, Hartlepool | Freehold | 95 m² | £85,500 (2025) |
| 15, Mardale Avenue, Hartlepool | Freehold | 89 m² | £38,700 (1998) |
| 16, Mardale Avenue, Hartlepool | Freehold | 102 m² | £107,000 (2020) |
| 17, Mardale Avenue, Hartlepool | Freehold | 84 m² | £55,000 (2002) |
| 18, Mardale Avenue, Hartlepool | Freehold | 74 m² | £71,000 (2016) |
| 19, Mardale Avenue, Hartlepool | Freehold | 79 m² | £115,000 (2019) |
| 20, Mardale Avenue, Hartlepool | Freehold | 72 m² | £115,000 (2022) |
| 22, Mardale Avenue, Hartlepool | - | 84 m² | - |
| 28, Mardale Avenue, Hartlepool | Freehold | 103 m² | £110,000 (2019) |
| 34, Mardale Avenue, Hartlepool | Freehold | 74 m² | £95,000 (2017) |
| 35, Mardale Avenue, Hartlepool | Freehold | 81 m² | £47,000 (1996) |
| 38, Mardale Avenue, Hartlepool | Freehold | 109 m² | £122,750 (2010) |
| 39, Mardale Avenue, Hartlepool | Freehold | 80 m² | £100,000 (2017) |
| 41, Mardale Avenue, Hartlepool | - | 70 m² | - |
| 42, Mardale Avenue, Hartlepool | - | 81 m² | - |
| 43, Mardale Avenue, Hartlepool | Freehold | 79 m² | £130,000 (2019) |
| 44, Mardale Avenue, Hartlepool | Freehold | 85 m² | £125,000 (2020) |
| 46 Mardale Avenue, Hartlepool, Hartlepool | Freehold | 119 m² | £155,000 (2021) |
| 48, Mardale Avenue, Hartlepool | Freehold | 184 m² | £75,000 (2003) |
| 50 Mardale Avenue, Hartlepool | Freehold | 185 m² | £257,000 (2024) |
| 58 Mardale Avenue, Hartlepool | Freehold | 74 m² | £127,000 (2020) |
| 60, Mardale Avenue, Hartlepool | Freehold | 74 m² | £82,500 (2013) |
| 64 Mardale Avenue, Hartlepool, Hartlepool | Freehold | 79 m² | £127,000 (2021) |
| 70, Mardale Avenue, Hartlepool | Freehold | 87 m² | £135,000 (2021) |
| 72, Mardale Avenue, Hartlepool | Freehold | 83 m² | £110,000 (2020) |