| 33, COLDHARBOUR LANE HARPENDEN HERTFORDSHIRE AL5 4NF | £836,000 2025-05-16 terraced freehold |
| 25, OVERSTONE ROAD HARPENDEN HERTFORDSHIRE AL5 5PN | £1,250,000 2025-05-16 semidetached freehold |
| 31, RIDGEWOOD DRIVE HARPENDEN HERTFORDSHIRE AL5 3LJ | £1,450,000 2025-05-12 detached freehold |
| 8, LONGFIELD ROAD HARPENDEN HERTFORDSHIRE AL5 1QE | £425,000 2025-05-09 terraced freehold |
| 7, TOWNSEND LANE HARPENDEN HERTFORDSHIRE AL5 2PY | £740,000 2025-05-07 semidetached freehold |
| TANGLEWOOD (5), DOUGLAS ROAD HARPENDEN HERTFORDSHIRE AL5 2ES | £535,000 2025-05-06 flatmaisonette leasehold |
| 20, POETS COURT HARPENDEN HERTFORDSHIRE AL5 5EW | £305,000 2025-04-30 flatmaisonette leasehold |
| 17, CORNWALL ROAD HARPENDEN HERTFORDSHIRE AL5 4TQ | £830,000 2025-04-30 semidetached freehold |
| 347, LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 3LZ | £15,000 2025-04-29 otherPropertyType freehold |
| 8, BURYWICK HARPENDEN HERTFORDSHIRE AL5 2AE | £1,325,000 2025-04-28 detached freehold |
| 38, SAUNCEY AVENUE HARPENDEN HERTFORDSHIRE AL5 4QJ | £2,380,000 2025-04-28 detached freehold |
| 243, LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 3DE | £974,000 2025-04-25 semidetached freehold |
| 2A, KIPLING WAY HARPENDEN HERTFORDSHIRE AL5 4XG | £1,500,000 2025-04-24 detached freehold |
| 21, HOLCROFT ROAD HARPENDEN HERTFORDSHIRE AL5 5BG | £560,000 2025-04-22 semidetached freehold |
| 10, HYDE VIEW ROAD HARPENDEN HERTFORDSHIRE AL5 4NZ | £647,500 2025-04-17 semidetached freehold |
| 10, THE CHOWNS HARPENDEN HERTFORDSHIRE AL5 2BN | £1,650,000 2025-04-15 detached freehold |
| 40, TENNYSON ROAD HARPENDEN HERTFORDSHIRE AL5 4BB | £1,140,000 2025-04-07 semidetached freehold |
| 447 (WHIP COTTAGE), LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 3QE | £1,415,000 2025-03-31 detached freehold |
| 17, WOOD END ROAD HARPENDEN HERTFORDSHIRE AL5 3EE | £2,675,000 2025-03-31 detached freehold |
| 45A, MORETON END LANE HARPENDEN HERTFORDSHIRE AL5 2HA | £1,615,000 2025-03-31 semidetached freehold |