| 3 Observatory Road, Blackburn, BB2 3HE | Aug 2026 | £125,000 | Semi-detached | Leasehold |
| 37 Observatory Road, Blackburn, BB2 3HE | Sep 2025 | £185,000 | Semi-detached | Leasehold |
| 13 Observatory Road, Blackburn, BB2 3HE | May 2025 | £110,000 | Semi-detached | Leasehold |
| 40 Observatory Road, Blackburn, BB2 3HE | Mar 2025 | £175,999 | Semi-detached | Leasehold |
| 10 Observatory Road, Blackburn, BB2 3HE | Jul 2024 | £185,000 | Semi-detached | Leasehold |
| 46 Observatory Road, Blackburn, BB2 3HE | May 2024 | £190,000 | Semi-detached | Leasehold |
| 15 Observatory Road, Blackburn, BB2 3HE | Apr 2024 | £162,000 | Semi-detached | Leasehold |
| 6 Observatory Road, Blackburn, BB2 3HE | Jan 2024 | £170,000 | Semi-detached | Leasehold |
| 24 Observatory Road, Blackburn, BB2 3HE | May 2023 | £111,000 | Semi-detached | Leasehold |
| 4 Observatory Road, Blackburn, BB2 3HE | Sep 2022 | £183,000 | Semi-detached | Freehold |
| 11 Observatory Road, Blackburn, BB2 3HE | Apr 2022 | £143,000 | Semi-detached | Freehold |
| 17 Observatory Road, Blackburn, BB2 3HE | Aug 2021 | £80,000 | Semi-detached | Leasehold |
| 29 Observatory Road, Blackburn, BB2 3HE | Jul 2021 | £119,000 | Semi-detached | Leasehold |
| 23 Observatory Road, Blackburn, BB2 3HE | Jun 2021 | £119,950 | Semi-detached | Leasehold |
| 8 Observatory Road, Blackburn, BB2 3HE | Nov 2020 | £395 | Other property | Freehold |
| 1 Observatory Road, Blackburn, BB2 3HE | May 2020 | £120,000 | Semi-detached | Leasehold |
| 16 Observatory Road, Blackburn, BB2 3HE | Jun 2019 | £117,000 | Semi-detached | Leasehold |
| 14 Observatory Road, Blackburn, BB2 3HE | Jan 2019 | £108,000 | Semi-detached | Leasehold |
| 12 Observatory Road, Blackburn, BB2 3HE | May 2015 | £81,000 | Semi-detached | Leasehold |
| 25 Observatory Road, Blackburn, BB2 3HE | Jan 2014 | £84,950 | Detached | Leasehold |
| 20 Observatory Road, Blackburn, BB2 3HE | Jul 2012 | £105,000 | Semi-detached | Freehold |
| 41 Observatory Road, Blackburn, BB2 3HE | Apr 2007 | £112,500 | Terraced | Leasehold |
| 38 Observatory Road, Blackburn, BB2 3HE | Feb 2006 | £93,000 | Semi-detached | Freehold |
| 39 Observatory Road, Blackburn, BB2 3HE | Jul 2005 | £106,000 | Terraced | Leasehold |
| 32 Observatory Road, Blackburn, BB2 3HE | May 2003 | £69,000 | Semi-detached | Leasehold |
| 5 Observatory Road, Blackburn, BB2 3HE | Aug 2001 | £38,000 | Semi-detached | Leasehold |
| 34 Observatory Road, Blackburn, BB2 3HE | Jun 2001 | £44,000 | Semi-detached | Leasehold |
| 31 Observatory Road, Blackburn, BB2 3HE | Mar 2000 | £49,500 | Semi-detached | Leasehold |
| 44 Observatory Road, Blackburn, BB2 3HE | Mar 2000 | £46,000 | Semi-detached | Leasehold |
| 21 Observatory Road, Blackburn, BB2 3HE | Nov 1998 | £35,000 | Semi-detached | Leasehold |