| 1, DESBOROUGH DRIVE TEWIN WELWYN HERTFORDSHIRE AL6 0HQ | £925,000 2020-10-14 detached freehold |
| SWAN HILL BARN, 75B, BURNHAM GREEN ROAD BURNHAM GREEN WELWYN HERTFORDSHIRE AL6 0NH | £1,100,000 2020-10-13 detached freehold |
| 3, THE CHASE WELWYN HERTFORDSHIRE AL6 0QT | £665,000 2020-10-12 terraced freehold |
| 8, WARREN WAY WELWYN HERTFORDSHIRE AL6 0DH | £825,000 2020-10-12 detached freehold |
| 20, SCHOOL LANE WELWYN HERTFORDSHIRE AL6 9PH | £500,000 2020-10-09 detached freehold |
| 15, MARDLEY HILL WELWYN HERTFORDSHIRE AL6 0UE | £456,000 2020-10-09 detached freehold |
| LYNDE LODGE (9), BUTTERWICK WAY WELWYN HERTFORDSHIRE AL6 9GN | £350,000 2020-10-08 flatmaisonette (New) leasehold |
| 10, THE BRAMBLES WELWYN HERTFORDSHIRE AL6 0PG | £500,000 2020-10-05 terraced freehold |
| 31, TURPINS CHASE WELWYN HERTFORDSHIRE AL6 0RP | £940,000 2020-10-02 detached freehold |
| GARDEN COTTAGE, DANESBURY PARK ROAD POTTERS HEATH WELWYN HERTFORDSHIRE AL6 9SE | £1,360,000 2020-10-02 detached freehold |
| 23, ROBBERY BOTTOM LANE WELWYN HERTFORDSHIRE AL6 0UL | £695,000 2020-10-02 detached freehold |
| SPRING COURT (2), CLOCK HOUSE GARDENS WELWYN HERTFORDSHIRE AL6 9FT | £225,000 2020-10-01 flatmaisonette leasehold |
| AMESBURY AYOT ST LAWRENCE WELWYN HERTFORDSHIRE AL6 9BX | £1,425,000 2020-09-30 terraced freehold |
| 10, HILLSIDE WAY WELWYN HERTFORDSHIRE AL6 0TY | £468,367 2020-09-30 detached freehold |
| 22, ROBBERY BOTTOM LANE WELWYN HERTFORDSHIRE AL6 0UW | £930,000 2020-09-25 detached freehold |
| 2, BADGERS WALK TEWIN WELWYN HERTFORDSHIRE AL6 0HP | £1,215,000 2020-09-25 detached freehold |
| 7, ST JOHNS CLOSE WELWYN HERTFORDSHIRE AL6 9RB | £795,000 2020-09-25 detached freehold |
| 42, NEW ROAD WELWYN HERTFORDSHIRE AL6 0AH | £1,596,875 2020-09-22 detached freehold |
| 20, NEW ROAD WELWYN HERTFORDSHIRE AL6 0AG | £1,271,875 2020-09-22 detached freehold |
| 27, GLEBE ROAD WELWYN HERTFORDSHIRE AL6 9PB | £465,000 2020-09-21 semidetached freehold |