| 1 Westmoreland Court, Westmoreland Street, Darlington | Leasehold | 52 m² | £55,000 (2009) |
| 1A, Westmoreland Street, Darlington | - | 86 m² | - |
| 2 Westmoreland Court, Westmoreland Street, Darlington | - | 56 m² | - |
| 3 Westmoreland Court, Westmoreland Street, Darlington | Leasehold | 54 m² | £30,000 (2003) |
| 3, Westmoreland Street, Darlington | Freehold | 114 m² | £80,000 (2015) |
| 4 Westmoreland Court, Westmoreland Street, Darlington | - | 56 m² | - |
| 5 Westmoreland Court, Westmoreland Street, Darlington | Leasehold | 54 m² | £22,000 (1999) |
| 5 Westmoreland Street, Darlington | Freehold | 86 m² | £76,000 (2007) |
| 6 Westmoreland Court, Westmoreland Street, Darlington | - | 51 m² | - |
| 6A, Westmoreland Street, Darlington | Freehold | 45 m² | £63,500 (2021) |
| 6B, Westmoreland Street, Darlington | - | 45 m² | - |
| 7 Westmoreland Street, Darlington | Freehold | 93 m² | £60,000 (2015) |
| 8, Westmoreland Street, Darlington | - | 97 m² | - |
| 10 Westmoreland Street, Darlington | Freehold | 100 m² | £55,000 (2025) |
| 11, Westmoreland Street, Darlington | Freehold | 98 m² | £79,000 (2005) |
| 12 Westmoreland Street, Darlington | Freehold | 89 m² | £75,500 (2007) |
| 13, Westmoreland Street, Darlington | Freehold | 96 m² | £31,000 (2000) |
| 14 Westmoreland Street, Darlington | - | 58 m² | - |
| 14, Westmoreland Street, Darlington | Freehold | 49 m² | £47,000 (2014) |
| 14B Westmoreland Street, Darlington | - | 39 m² | - |
| 15 Westmoreland Street, Darlington | Freehold | 102 m² | £70,000 (2026) |
| 16 Westmoreland Street, Darlington, Darlington | Freehold | 72 m² | £39,500 (2025) |
| 17 Westmoreland Street, Darlington, Darlington | Freehold | 98 m² | £45,000 (2020) |
| 18 Westmoreland Street, Darlington, Darlington | Freehold | 82 m² | £70,000 (2024) |
| 19, Westmoreland Street, Darlington | Freehold | 90 m² | £60,000 (2021) |
| 20, Westmoreland Street, Darlington | Freehold | 88 m² | £35,000 (2009) |
| 21, Westmoreland Street, Darlington | - | 94 m² | - |
| 23, Westmoreland Street, Darlington | Freehold | 89 m² | £55,000 (2016) |
| 24, Westmoreland Street, Darlington | Freehold | 117 m² | £73,100 (2018) |
| 25 Westmoreland Street, Darlington | Freehold | 95 m² | £90,000 (2026) |
| 26, Westmoreland Street, Darlington | Freehold | 108 m² | £73,000 (2019) |
| 27, Westmoreland Street, Darlington | Freehold | 120 m² | £90,000 (2007) |
| 28 Westmoreland Street, Darlington | Freehold | 106 m² | £66,000 (2021) |
| 30 Westmoreland Street, Darlington | Freehold | 109 m² | £102,500 (2023) |
| 32 Westmoreland Street, Darlington | Freehold | 110 m² | £50,000 (2025) |
| 33 Westmoreland Street, Darlington | Freehold | 99 m² | £68,660 (2005) |
| 34, Westmoreland Street, Darlington | Freehold | 119 m² | £73,750 (2020) |
| 35, Westmoreland Street, Darlington | Freehold | 96 m² | £67,500 (2009) |
| 37, Westmoreland Street, Darlington | Freehold | 110 m² | £62,500 (2004) |
| 38 Westmoreland Street, Darlington | Freehold | 65 m² | £39,999 (2026) |
| 40, Westmoreland Street, Darlington | Freehold | 66 m² | £60,000 (2013) |
| 41, Westmoreland Street, Darlington | Freehold | 125 m² | £117,000 (2007) |
| 43, Westmoreland Street, Darlington | Freehold | 87 m² | £88,000 (2005) |
| 44 Westmoreland Street, Darlington | Freehold | 67 m² | £70,000 (2026) |
| 46, Westmoreland Street, Darlington | Freehold | 74 m² | £63,000 (2005) |
| 50 Westmoreland Street, Darlington | Freehold | 63 m² | £77,000 (2021) |
| 54, Westmoreland Street, Darlington | Freehold | 75 m² | £33,000 (2003) |
| 56, Westmoreland Street, Darlington | Freehold | 62 m² | £78,750 (2007) |
| 58, Westmoreland Street, Darlington | Freehold | 63 m² | £56,500 (2022) |
| 70, Westmoreland Street, Darlington | Freehold | 91 m² | £69,995 (2020) |