| 1 Millstone Way, Harpenden | Leasehold | 59 m² | £318,300 (2021) |
| 2 Millstone Way, Harpenden | Leasehold | 69 m² | £328,000 (2026) |
| 3 Millstone Way, Harpenden | Leasehold | 69 m² | £325,000 (2016) |
| 4 Millstone Way, Harpenden | Leasehold | 60 m² | £315,000 (2016) |
| 5 Millstone Way, Harpenden | Leasehold | 60 m² | £315,000 (2024) |
| 6 Millstone Way, Harpenden | Leasehold | 69 m² | £325,000 (2024) |
| 7 Millstone Way, Harpenden | Leasehold | 69 m² | £330,000 (2022) |
| 8 Millstone Way, Harpenden | Leasehold | 63 m² | £320,000 (2016) |
| 9 Millstone Way, Harpenden | Leasehold | 65 m² | £315,000 (2016) |
| 10 Millstone Way, Harpenden | Leasehold | 61 m² | £317,500 (2022) |
| 11 Millstone Way, Harpenden | Leasehold | 64 m² | £326,500 (2022) |
| 12 Millstone Way, Harpenden | Leasehold | 65 m² | £328,000 (2025) |
| 13 Millstone Way, Harpenden | Leasehold | 61 m² | £294,000 (2016) |
| 14 Millstone Way, Harpenden | Leasehold | 64 m² | £315,000 (2022) |
| 15 Millstone Way, Harpenden | Leasehold | 65 m² | £338,000 (2019) |
| 16 Millstone Way, Harpenden | Leasehold | 72 m² | £320,000 (2026) |
| 17 Millstone Way, Harpenden | Leasehold | 64 m² | £325,000 (2022) |
| 18, Millstone Way, Harpenden | Leasehold | 63 m² | £330,000 (2025) |
| 19 Millstone Way, Harpenden | Leasehold | 61 m² | £375,000 (2018) |
| 20 Millstone Way, Harpenden | Leasehold | 60 m² | £327,500 (2024) |
| 21, Millstone Way, Harpenden | Leasehold | 63 m² | £350,000 (2016) |
| 22, Millstone Way, Harpenden | Leasehold | 49 m² | £345,000 (2016) |
| 23 Millstone Way, Harpenden | Leasehold | 61 m² | £310,000 (2016) |
| 24, Millstone Way, Harpenden | Leasehold | 63 m² | £380,000 (2022) |
| 25, Millstone Way, Harpenden | Leasehold | 63 m² | £330,000 (2024) |
| 26 Millstone Way, Harpenden | Leasehold | 63 m² | £342,500 (2016) |
| 27, Millstone Way, Harpenden | Leasehold | 65 m² | £340,000 (2016) |
| 28 Millstone Way, Harpenden | Leasehold | 62 m² | £335,000 (2016) |
| 29, Millstone Way, Harpenden | Leasehold | 65 m² | £345,000 (2017) |
| 30, Millstone Way, Harpenden | Leasehold | 65 m² | £320,000 (2021) |
| 31, Millstone Way, Harpenden | Leasehold | 61 m² | £337,500 (2016) |
| 32, Millstone Way, Harpenden | Leasehold | 65 m² | £347,500 (2016) |
| 33, Millstone Way, Harpenden | Leasehold | 65 m² | £345,000 (2017) |
| 34, Millstone Way, Harpenden | Leasehold | 61 m² | £327,000 (2025) |
| 35, Millstone Way, Harpenden | Leasehold | 65 m² | £350,000 (2016) |
| 36 Millstone Way, Harpenden | Leasehold | 114 m² | £359,000 (2025) |
| 37, Millstone Way, Harpenden | Leasehold | 67 m² | £300,000 (2022) |
| 38, Millstone Way, Harpenden | Leasehold | 61 m² | £320,000 (2025) |
| 39, Millstone Way, Harpenden | Leasehold | 65 m² | £325,000 (2024) |
| 40, Millstone Way, Harpenden | - | 67 m² | - |
| 41, Millstone Way, Harpenden | Leasehold | 61 m² | £335,000 (2017) |
| 42, Millstone Way, Harpenden | Leasehold | 65 m² | £320,000 (2024) |
| 43, Millstone Way, Harpenden | Leasehold | 67 m² | £330,000 (2023) |
| 44, Millstone Way, Harpenden | Leasehold | 61 m² | £337,500 (2017) |
| 45, Millstone Way, Harpenden | Leasehold | 65 m² | £335,000 (2021) |
| 46, Millstone Way, Harpenden | Leasehold | 88 m² | £340,000 (2026) |
| 47, Millstone Way, Harpenden | Leasehold | 91 m² | £360,000 (2018) |
| 48, Millstone Way, Harpenden | - | 51 m² | - |
| 49, Millstone Way, Harpenden | - | 57 m² | - |
| 50, Millstone Way, Harpenden | - | 51 m² | - |
| 51, Millstone Way, Harpenden | - | 57 m² | - |
| 52, Millstone Way, Harpenden | - | 51 m² | - |
| 53, Millstone Way, Harpenden | - | 57 m² | - |
| 54, Millstone Way, Harpenden | - | 46 m² | - |
| 55, Millstone Way, Harpenden | - | 49 m² | - |
| 56, Millstone Way, Harpenden | - | 55 m² | - |
| 57, Millstone Way, Harpenden | - | 58 m² | - |
| 58, Millstone Way, Harpenden | - | 58 m² | - |
| 59, Millstone Way, Harpenden | - | 55 m² | - |
| 60, Millstone Way, Harpenden | - | 58 m² | - |
| 61, Millstone Way, Harpenden | - | 58 m² | - |
| 62, Millstone Way, Harpenden | - | 55 m² | - |
| 63, Millstone Way, Harpenden | Leasehold | 58 m² | £147,000 (2019) |
| 64, Millstone Way, Harpenden | Leasehold | 58 m² | £140,000 (2020) |
| 65, Millstone Way, Harpenden | Leasehold | 45 m² | £137,500 (2023) |
| 66 Millstone Way, Harpenden | Leasehold | 52 m² | £145,000 (2018) |
| 67 Millstone Way, Harpenden | Leasehold | 49 m² | £240,000 (2019) |