| 68, TOWNSEND LANE HARPENDEN HERTFORDSHIRE AL5 2RG | £2,500,000 2025-03-28 detached freehold |
| 115, OVERSTONE ROAD HARPENDEN HERTFORDSHIRE AL5 5PL | £1,375,000 2025-03-28 detached freehold |
| 1, HAWTHORN CLOSE HARPENDEN HERTFORDSHIRE AL5 1HN | £1,035,000 2025-03-28 detached freehold |
| HOMEDELL HOUSE (22A), ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3RA | £150,000 2025-03-28 flatmaisonette leasehold |
| 30, PARK RISE HARPENDEN HERTFORDSHIRE AL5 3AL | £1,375,000 2025-03-28 semidetached freehold |
| SIGNATURE HOUSE, 23 (FLAT 6), VAUGHAN ROAD HARPENDEN HERTFORDSHIRE AL5 4FX | £435,000 2025-03-28 flatmaisonette leasehold |
| SIGNATURE HOUSE, 23 (FLAT 4), VAUGHAN ROAD HARPENDEN HERTFORDSHIRE AL5 4FX | £390,000 2025-03-28 flatmaisonette leasehold |
| 34, THE UPLANDS HARPENDEN HERTFORDSHIRE AL5 2NZ | £1,750,000 2025-03-27 detached freehold |
| 81, TUFFNELLS WAY HARPENDEN HERTFORDSHIRE AL5 3HR | £650,000 2025-03-26 detached freehold |
| 7, LEA ROAD HARPENDEN HERTFORDSHIRE AL5 4PQ | £1,065,000 2025-03-26 semidetached freehold |
| 13B, MILTON ROAD HARPENDEN HERTFORDSHIRE AL5 5LA | £321,000 2025-03-25 flatmaisonette leasehold |
| 1, MAGNA CLOSE HARPENDEN HERTFORDSHIRE AL5 1RH | £955,000 2025-03-24 detached freehold |
| COOTERS HILL BARNS (4), COOTERS END LANE HARPENDEN HERTFORDSHIRE AL5 3NR | £1,950,000 2025-03-21 otherPropertyType freehold |
| GLENEAGLE MANOR (6), TOWNSEND LANE HARPENDEN HERTFORDSHIRE AL5 2FE | £1,450,000 2025-03-21 flatmaisonette leasehold |
| 1, SUN LANE HARPENDEN HERTFORDSHIRE AL5 4EX | £1,355,000 2025-03-19 detached freehold |
| 27, HIGHFIELD AVENUE HARPENDEN HERTFORDSHIRE AL5 5UB | £955,000 2025-03-14 semidetached freehold |
| 26, BLOOMFIELD ROAD HARPENDEN HERTFORDSHIRE AL5 4DB | £1,715,000 2025-03-14 detached freehold |
| 15C, MILTON ROAD HARPENDEN HERTFORDSHIRE AL5 5LA | £400,000 2025-03-14 flatmaisonette leasehold |
| BEECH COURT (5), HILLSIDE ROAD HARPENDEN HERTFORDSHIRE AL5 4BW | £295,000 2025-03-14 flatmaisonette leasehold |
| SIGNATURE HOUSE, 23 (FLAT 3), VAUGHAN ROAD HARPENDEN HERTFORDSHIRE AL5 4FX | £425,000 2025-03-14 flatmaisonette leasehold |