| 2, Arran House Pioneer Way, Watford, WD18 6SU | Jan 2026 | £225,000 | Flat / maisonette | Leasehold |
| 11, Arran House Pioneer Way, Watford, WD18 6SU | Sep 2025 | £140,000 | Flat / maisonette | Leasehold |
| 10, Arran House Pioneer Way, Watford, WD18 6SU | Oct 2024 | £193,000 | Flat / maisonette | Leasehold |
| 13, Arran House Pioneer Way, Watford, WD18 6SU | Dec 2023 | £205,000 | Flat / maisonette | Leasehold |
| 7, Arran House Pioneer Way, Watford, WD18 6SU | Nov 2018 | £190,000 | Flat / maisonette | Leasehold |
| 18, Arran House Pioneer Way, Watford, WD18 6SU | Jun 2018 | £185,000 | Flat / maisonette | Leasehold |
| 12, Arran House Pioneer Way, Watford, WD18 6SU | Feb 2015 | £140,000 | Flat / maisonette | Leasehold |
| 17, Arran House Pioneer Way, Watford, WD18 6SU | Apr 2010 | £105,000 | Flat / maisonette | Leasehold |
| 16, Arran House Pioneer Way, Watford, WD18 6SU | Jan 2007 | £141,950 | Flat / maisonette | Leasehold |
| 8, Arran House Pioneer Way, Watford, WD18 6SU | Oct 2006 | £164,500 | Flat / maisonette | Leasehold |
| 4, Arran House Pioneer Way, Watford, WD18 6SU | Aug 2006 | £135,500 | Flat / maisonette | Leasehold |
| 15, Arran House Pioneer Way, Watford, WD18 6SU | Jun 2006 | £109,000 | Flat / maisonette | Leasehold |
| 14, Arran House Pioneer Way, Watford, WD18 6SU | Jan 2006 | £100,000 | Flat / maisonette | Leasehold |
| 3, Arran House Pioneer Way, Watford, WD18 6SU | Feb 2003 | £118,950 | Flat / maisonette | Leasehold |
| 1, Arran House Pioneer Way, Watford, WD18 6SU | Feb 2001 | £78,000 | Flat / maisonette | Leasehold |
| 5, Arran House Pioneer Way, Watford, WD18 6SU | Jan 2001 | £95,500 | Flat / maisonette | Leasehold |
| 9, Arran House Pioneer Way, Watford, WD18 6SU | Apr 1999 | £55,950 | Flat / maisonette | Leasehold |
| 6, Arran House Pioneer Way, Watford, WD18 6SU | Sep 1996 | £42,995 | Flat / maisonette | Leasehold |