| 22, THE CEDARS HARPENDEN HERTFORDSHIRE AL5 5LQ | £203,400 2024-04-05 flatmaisonette leasehold |
| 4, ASHCROFT CLOSE HARPENDEN HERTFORDSHIRE AL5 1JJ | £1,150,000 2024-04-04 detached freehold |
| 1A, GLEMSFORD DRIVE HARPENDEN HERTFORDSHIRE AL5 5RB | £860,000 2024-04-04 terraced freehold |
| CORNELIA COURT (FLAT 11), HITHERFIELD LANE HARPENDEN HERTFORDSHIRE AL5 4JF | £725,000 2024-04-04 flatmaisonette leasehold |
| 45, CROSS WAY HARPENDEN HERTFORDSHIRE AL5 4QU | £932,500 2024-04-04 detached freehold |
| 32, PARK AVENUE NORTH HARPENDEN HERTFORDSHIRE AL5 2ED | £4,600,000 2024-04-03 detached freehold |
| 11, LAMBOURN GARDENS HARPENDEN HERTFORDSHIRE AL5 4DQ | £1,255,000 2024-04-03 detached freehold |
| 11, CHESTERTON AVENUE HARPENDEN HERTFORDSHIRE AL5 5ST | £851,137 2024-04-03 detached freehold |
| 17, COPPER BEECHES HARPENDEN HERTFORDSHIRE AL5 5LW | £355,000 2024-04-03 flatmaisonette leasehold |
| 14, WHEATFIELD ROAD HARPENDEN HERTFORDSHIRE AL5 2NY | £2,287,000 2024-04-03 detached freehold |
| 10, DOUGLAS ROAD HARPENDEN HERTFORDSHIRE AL5 2EW | £1,600,000 2024-04-03 semidetached freehold |
| 3, BAULK CLOSE HARPENDEN HERTFORDSHIRE AL5 4FJ | £685,000 2024-03-28 semidetached freehold |
| 128A, CRAVELLS ROAD HARPENDEN HERTFORDSHIRE AL5 1BQ | £605,000 2024-03-28 terraced freehold |
| 15, LONG BUFTLERS HARPENDEN HERTFORDSHIRE AL5 1JF | £1,700,000 2024-03-28 detached freehold |
| 49, HILLSIDE ROAD HARPENDEN HERTFORDSHIRE AL5 4BS | £1,287,500 2024-03-28 detached freehold |
| HOMEDELL HOUSE (27), ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3RA | £145,000 2024-03-28 flatmaisonette leasehold |
| 55, GROVE AVENUE HARPENDEN HERTFORDSHIRE AL5 1EY | £600,000 2024-03-27 semidetached freehold |
| 1, SHEPHERDS WAY HARPENDEN HERTFORDSHIRE AL5 3HF | £935,000 2024-03-27 detached freehold |
| 7, GILPIN GREEN HARPENDEN HERTFORDSHIRE AL5 5NP | £345,000 2024-03-26 flatmaisonette leasehold |
| 15, ENNIS CLOSE HARPENDEN HERTFORDSHIRE AL5 1SS | £600,000 2024-03-25 semidetached freehold |