| 6, LODGE GARDENS HARPENDEN HERTFORDSHIRE AL5 4JE | £780,000 2024-12-16 terraced freehold |
| 5, ASHCROFT CLOSE HARPENDEN HERTFORDSHIRE AL5 1JJ | £1,137,000 2024-12-10 detached freehold |
| 24A, ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3BZ | £2,125,000 2024-12-09 detached freehold |
| 22, ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3BZ | £1,540,000 2024-12-09 detached freehold |
| 49A, MEADWAY HARPENDEN HERTFORDSHIRE AL5 1JN | £600,000 2024-12-06 terraced freehold |
| 8, ST JAMES COURT HARPENDEN HERTFORDSHIRE AL5 4UW | £266,000 2024-12-03 flatmaisonette leasehold |
| 140A, WESTFIELD ROAD HARPENDEN HERTFORDSHIRE AL5 4NA | £300,000 2024-11-29 flatmaisonette leasehold |
| STATION HOUSE, 2 - 6 (1), STATION APPROACH HARPENDEN HERTFORDSHIRE AL5 4SS | £310,000 2024-11-28 flatmaisonette (New) leasehold |
| 9A, STATION ROAD HARPENDEN HERTFORDSHIRE AL5 4AA | £450,000 2024-11-26 flatmaisonette leasehold |
| 9 - 10 (FLAT 1), HARDING PARADE HARPENDEN HERTFORDSHIRE AL5 4SW | £355,000 2024-11-22 flatmaisonette leasehold |
| 75, CRABTREE LANE HARPENDEN HERTFORDSHIRE AL5 5PX | £1,287,000 2024-11-15 detached freehold |
| SANDRIDGE HOUSE, 4 (FLAT 18), GIBBS CLOSE HARPENDEN HERTFORDSHIRE AL5 1FA | £1,375,000 2024-11-14 flatmaisonette leasehold |
| 17, PENNY CROFT HARPENDEN HERTFORDSHIRE AL5 2PD | £1,395,000 2024-11-14 detached freehold |
| 253, LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 3DE | £1,050,000 2024-11-08 detached freehold |
| STATION HOUSE, 2 - 6 (9), STATION APPROACH HARPENDEN HERTFORDSHIRE AL5 4SS | £295,000 2024-11-06 flatmaisonette (New) leasehold |
| 1, TALLENTS CRESCENT HARPENDEN HERTFORDSHIRE AL5 5BP | £386,000 2024-11-05 semidetached freehold |
| STATION HOUSE, 2 - 6 (4), STATION APPROACH HARPENDEN HERTFORDSHIRE AL5 4SS | £295,000 2024-10-31 flatmaisonette (New) leasehold |
| STATION HOUSE, 2 - 6 (13), STATION APPROACH HARPENDEN HERTFORDSHIRE AL5 4SS | £470,000 2024-10-25 flatmaisonette (New) leasehold |
| 15, KINGS COURT HARPENDEN HERTFORDSHIRE AL5 1NY | £240,000 2024-10-24 flatmaisonette leasehold |
| 15, BEWDLEY CLOSE HARPENDEN HERTFORDSHIRE AL5 1QX | £670,000 2024-10-11 detached freehold |