| 2 Harford Street, Middlesbrough | - | 93 m² | - |
| 3 Harford Street, Middlesbrough | Freehold | 85 m² | £33,000 (2012) |
| 4 Harford Street, Middlesbrough | Freehold | 88 m² | £59,000 (2021) |
| 5 Harford Street, Middlesbrough | Freehold | 72 m² | £120,000 (2024) |
| 6, Harford Street, Middlesbrough | Freehold | 87 m² | £45,000 (2019) |
| 7, Harford Street, Middlesbrough | Freehold | 58 m² | £61,000 (2016) |
| 8 Harford Street, Middlesbrough | Freehold | 89 m² | £15,000 (2001) |
| 9, Harford Street, Middlesbrough | Freehold | 63 m² | £68,000 (2007) |
| 10, Harford Street, Middlesbrough | Freehold | 99 m² | £53,000 (2021) |
| 11 Harford Street, Middlesbrough | Freehold | 68 m² | £20,000 (2001) |
| 12, Harford Street, Middlesbrough | Freehold | 97 m² | £118,000 (2023) |
| 13, Harford Street, Middlesbrough | Freehold | 70 m² | £21,500 (2000) |
| 14 Harford Street, Middlesbrough | Freehold | 81 m² | £62,000 (2012) |
| 15 Harford Street, Middlesbrough | Freehold | 74 m² | £120,000 (2024) |
| 16, Harford Street, Middlesbrough | Freehold | 57 m² | £75,000 (2006) |
| 17 Harford Street, Middlesbrough, Middlesbrough | Freehold | 62 m² | £46,000 (2019) |
| 18 Harford Street, Middlesbrough | Freehold | 87 m² | £56,000 (2020) |
| 19, Harford Street, Middlesbrough | Freehold | 67 m² | £67,000 (2022) |
| 20, Harford Street, Middlesbrough | - | 83 m² | - |
| 21, Harford Street, Middlesbrough | Freehold | 68 m² | £15,000 (2000) |
| 22, Harford Street, Middlesbrough | Freehold | 94 m² | £64,000 (2021) |
| 23, Harford Street, Middlesbrough | Freehold | 67 m² | £34,600 (2021) |
| 24 Harford Street, Middlesbrough | - | 88 m² | - |
| 25 Harford Street, Middlesbrough | Freehold | 66 m² | £29,550 (2018) |
| 26, Harford Street, Middlesbrough | Freehold | 98 m² | £59,900 (2024) |
| 27, Harford Street, Middlesbrough | - | 77 m² | - |
| 28, Harford Street, Middlesbrough | Freehold | 86 m² | £58,000 (2022) |
| 29, Harford Street, Middlesbrough | Freehold | 60 m² | £53,630 (2010) |
| 30, Harford Street, Middlesbrough | Freehold | 84 m² | £68,000 (2023) |
| 31 Harford Street, Middlesbrough | Freehold | 69 m² | £65,000 (2026) |
| 32, Harford Street, Middlesbrough | Freehold | 80 m² | £55,000 (2021) |
| 34 Harford Street, Middlesbrough | Freehold | 82 m² | £59,950 (2020) |
| 36, Harford Street, Middlesbrough | Freehold | 88 m² | £38,000 (2018) |
| 37, Harford Street, Middlesbrough | Freehold | 73 m² | £65,000 (2006) |
| 38 Harford Street, Middlesbrough | Freehold | 85 m² | £45,000 (2011) |
| 39, Harford Street, Middlesbrough | Freehold | 70 m² | £48,000 (2024) |
| 40 Harford Street, Middlesbrough | Freehold | 77 m² | £51,500 (2005) |
| 41 Harford Street, Middlesbrough | Freehold | 74 m² | £78,000 (2007) |
| 42 Harford Street, Middlesbrough | Freehold | 81 m² | £75,000 (2022) |
| 43 Harford Street, Middlesbrough | Freehold | 60 m² | £25,000 (1998) |
| 44 Harford Street, Middlesbrough | Freehold | 84 m² | £56,000 (2019) |
| 45 Harford Street, Middlesbrough | Freehold | 70 m² | £85,000 (2026) |
| 48 Harford Street, Middlesbrough | Freehold | 82 m² | £42,000 (2025) |
| 49, Harford Street, Middlesbrough | Freehold | 74 m² | £46,000 (2017) |
| 50 Harford Street, Middlesbrough | Freehold | 75 m² | £30,000 (2023) |
| 51 Harford Street, Middlesbrough | Freehold | 68 m² | £31,000 (2019) |