| 56, ROUNDWOOD PARK HARPENDEN HERTFORDSHIRE AL5 3AF | £980,000 2023-11-27 detached freehold |
| 98, PIGGOTTSHILL LANE HARPENDEN HERTFORDSHIRE AL5 1LP | £780,000 2023-11-27 semidetached freehold |
| 35, AMBROSE LANE HARPENDEN HERTFORDSHIRE AL5 4BU | £850,000 2023-11-24 detached freehold |
| 23 - 25, HIGH STREET HARPENDEN HERTFORDSHIRE AL5 2RU | £2,400,000 2023-11-23 otherPropertyType freehold |
| ROUNDWOOD COURT (APARTMENT 12), ROUNDWOOD LANE HARPENDEN HERTFORDSHIRE AL5 3BJ | £290,000 2023-11-23 flatmaisonette leasehold |
| 49, TOPSTREET WAY HARPENDEN HERTFORDSHIRE AL5 5TX | £975,000 2023-11-22 detached freehold |
| 49, TOPSTREET WAY HARPENDEN HERTFORDSHIRE AL5 5TX | £875,000 2023-11-22 detached freehold |
| 61, MEADWAY HARPENDEN HERTFORDSHIRE AL5 1JH | £1,800,000 2023-11-22 detached freehold |
| 7, FIELD CLOSE HARPENDEN HERTFORDSHIRE AL5 1EP | £590,000 2023-11-22 semidetached freehold |
| 50, LOWER LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 5AH | £553,500 2023-11-21 semidetached freehold |
| 38, OVERSTONE ROAD HARPENDEN HERTFORDSHIRE AL5 5PJ | £1,000,000 2023-11-17 semidetached freehold |
| 18, ST JAMES ROAD HARPENDEN HERTFORDSHIRE AL5 4PB | £680,000 2023-11-17 semidetached freehold |
| LEASIDE COURT (1), LOWER LUTON ROAD HARPENDEN HERTFORDSHIRE AL5 5BX | £222,500 2023-11-17 flatmaisonette leasehold |
| OVERTREES (4), HOLLYBUSH LANE HARPENDEN HERTFORDSHIRE AL5 4AW | £330,000 2023-11-17 flatmaisonette leasehold |
| THE STABLES, THE GROVE HARPENDEN HERTFORDSHIRE AL5 1AJ | £600,000 2023-11-17 otherPropertyType freehold |
| 52, COWPER ROAD HARPENDEN HERTFORDSHIRE AL5 5NG | £990,000 2023-11-17 terraced freehold |
| 28, ASHWELL PARK HARPENDEN HERTFORDSHIRE AL5 5SG | £520,000 2023-11-17 terraced freehold |
| 8, MOORLAND ROAD HARPENDEN HERTFORDSHIRE AL5 4LA | £597,000 2023-11-15 semidetached freehold |
| 3, THE CHENNIES HARPENDEN HERTFORDSHIRE AL5 1AS | £345,000 2023-11-14 detached freehold |
| 7, RAVENSCROFT HARPENDEN HERTFORDSHIRE AL5 1ST | £420,000 2023-11-14 terraced freehold |