| REDWOOD HOUSE, 3, BROAD OAKS CLOSE HARPENDEN HERTFORDSHIRE AL5 2PR | £1,650,000 2025-04-24 detached freehold |
| 2, WESTFIELD PLACE HARPENDEN HERTFORDSHIRE AL5 4LS | £427,000 2025-03-28 terraced freehold |
| 23A (FLAT 16), LEYTON ROAD HARPENDEN HERTFORDSHIRE AL5 2FH | £820,000 2025-03-27 flatmaisonette (New) leasehold |
| 7, REED PLACE HARPENDEN HERTFORDSHIRE AL5 4DE | £530,000 2025-03-21 flatmaisonette (New) leasehold |
| 9, REED PLACE HARPENDEN HERTFORDSHIRE AL5 4DE | £680,000 2025-03-14 flatmaisonette (New) leasehold |
| 47, COLESWOOD ROAD HARPENDEN HERTFORDSHIRE AL5 1EF | £670,000 2025-02-20 semidetached freehold |
| STATION HOUSE, 2 - 6 (22), STATION APPROACH HARPENDEN HERTFORDSHIRE AL5 4SS | £475,000 2025-02-17 flatmaisonette (New) leasehold |
| 16, KINSBOURNE CLOSE HARPENDEN HERTFORDSHIRE AL5 3PB | £687,500 2025-02-07 semidetached freehold |
| 3, TOWNSEND CLOSE HARPENDEN HERTFORDSHIRE AL5 2RF | £1,325,000 2025-02-04 detached freehold |
| COLERIDGE COURT (5), MILTON ROAD HARPENDEN HERTFORDSHIRE AL5 5LD | £560,000 2025-09-25 flatmaisonette leasehold |
| 32, SALISBURY ROAD HARPENDEN HERTFORDSHIRE AL5 5AY | £668,000 2025-09-25 semidetached freehold |
| 14, GORDONS WALK HARPENDEN HERTFORDSHIRE AL5 1LQ | £652,500 2025-09-17 semidetached freehold |
| 27, BARNS DENE HARPENDEN HERTFORDSHIRE AL5 2HH | £1,175,000 2025-09-12 detached freehold |
| 30A, LOWER LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 5AQ | £865,000 2025-09-12 semidetached freehold |
| 2, AMBERLEY CLOSE HARPENDEN HERTFORDSHIRE AL5 4TX | £860,000 2025-09-12 detached freehold |
| 7, THE DEERINGS HARPENDEN HERTFORDSHIRE AL5 2PF | £500,000 2025-09-08 detached freehold |
| 65, CHESTERTON AVENUE HARPENDEN HERTFORDSHIRE AL5 5SU | £765,500 2025-09-05 semidetached freehold |
| 39, CRAVELLS ROAD HARPENDEN HERTFORDSHIRE AL5 1BA | £655,000 2025-09-04 terraced freehold |
| 4, PARK MOUNT HARPENDEN HERTFORDSHIRE AL5 3AR | £1,160,000 2025-09-03 detached freehold |
| 3, SIR JOSEPHS WALK HARPENDEN HERTFORDSHIRE AL5 2DT | £935,000 2025-09-03 terraced freehold |