| 6, RIVERBANKS CLOSE HARPENDEN HERTFORDSHIRE AL5 5EJ | £490,000 2024-05-14 terraced freehold |
| 1, PENNY CROFT HARPENDEN HERTFORDSHIRE AL5 2PD | £1,150,000 2024-05-10 detached freehold |
| 6, BARNS DENE HARPENDEN HERTFORDSHIRE AL5 2HQ | £1,260,000 2024-05-10 detached freehold |
| LEA SPRINGS, 14 (21), LOWER LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 5FA | £260,000 2024-05-10 flatmaisonette leasehold |
| 45, SIBLEY AVENUE HARPENDEN HERTFORDSHIRE AL5 1HF | £1,350,000 2024-05-10 detached freehold |
| 21, EASTCOTE DRIVE HARPENDEN HERTFORDSHIRE AL5 1SE | £595,000 2024-05-10 semidetached freehold |
| 22, OX LANE HARPENDEN HERTFORDSHIRE AL5 4HE | £2,585,000 2024-05-10 detached freehold |
| 17, THE FORRESTERS HARPENDEN HERTFORDSHIRE AL5 2FB | £750,000 2024-05-09 flatmaisonette leasehold |
| 1, TIMBERS COURT HARPENDEN HERTFORDSHIRE AL5 2QA | £982,700 2024-05-09 detached freehold |
| CROSTHWAITE COURT (25), STEWART ROAD HARPENDEN HERTFORDSHIRE AL5 4RN | £400,000 2024-05-03 flatmaisonette leasehold |
| HOMEDELL HOUSE (13), ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3RA | £140,000 2024-05-03 flatmaisonette leasehold |
| 2, WALDEGRAVE PARK HARPENDEN HERTFORDSHIRE AL5 5SF | £217,500 2024-04-30 flatmaisonette leasehold |
| 19, THE DEERINGS HARPENDEN HERTFORDSHIRE AL5 2PF | £1,310,000 2024-04-30 detached freehold |
| 26, CHESTERTON AVENUE HARPENDEN HERTFORDSHIRE AL5 5ST | £871,500 2024-04-29 semidetached freehold |
| 12, BARLINGS ROAD HARPENDEN HERTFORDSHIRE AL5 2AN | £1,570,000 2024-04-29 detached freehold |
| 12, WHEATHAMPSTEAD ROAD HARPENDEN HERTFORDSHIRE AL5 1ND | £1,020,000 2024-04-26 detached freehold |
| 42, OAKFIELD ROAD HARPENDEN HERTFORDSHIRE AL5 2NS | £1,750,000 2024-04-26 detached freehold |
| 2, NEWTON CLOSE HARPENDEN HERTFORDSHIRE AL5 1SP | £600,000 2024-04-26 detached freehold |
| 41, AMBROSE LANE HARPENDEN HERTFORDSHIRE AL5 4BU | £927,000 2024-04-26 semidetached freehold |
| 20, HAWTHORN CLOSE HARPENDEN HERTFORDSHIRE AL5 1HN | £490,000 2024-04-26 semidetached freehold |