| BRAY HOUSE, POTTERSHEATH ROAD WELWYN HERTFORDSHIRE AL6 9TA | £1,500,000 2021-05-25 detached freehold |
| 2, THE BEECHES WELWYN HERTFORDSHIRE AL6 9LE | £517,500 2021-05-25 detached freehold |
| 15, ST JOHNS CLOSE WELWYN HERTFORDSHIRE AL6 9RB | £816,000 2021-05-24 detached freehold |
| 6, OTTWAY WALK WELWYN HERTFORDSHIRE AL6 9AS | £1,100,000 2021-05-21 detached freehold |
| 28, THE AVENUE WELWYN HERTFORDSHIRE AL6 0PP | £895,000 2021-05-20 detached freehold |
| 20, GREAT NORTH ROAD WELWYN HERTFORDSHIRE AL6 0PS | £740,000 2021-05-20 semidetached freehold |
| 1, MARDLEY HEIGHTS WELWYN HERTFORDSHIRE AL6 0TX | £810,500 2021-05-17 detached freehold |
| CANONSFIELD COURT (8), CANONSFIELD ROAD WELWYN HERTFORDSHIRE AL6 0PH | £242,000 2021-05-14 flatmaisonette leasehold |
| 4, DANESBURY LANE WELWYN HERTFORDSHIRE AL6 9SG | £1,250,000 2021-05-13 detached freehold |
| 35, TURPINS RIDE WELWYN HERTFORDSHIRE AL6 0QU | £1,100,000 2021-05-12 detached freehold |
| 17A, BRIARY WOOD LANE WELWYN HERTFORDSHIRE AL6 0TE | £760,000 2021-05-07 detached freehold |
| 38, CODICOTE ROAD WELWYN HERTFORDSHIRE AL6 9NG | £1,200,000 2021-04-30 detached freehold |
| 1, ST IVES CLOSE DIGSWELL WELWYN HERTFORDSHIRE AL6 0BB | £790,000 2021-04-29 detached freehold |
| 33, CODICOTE ROAD WELWYN HERTFORDSHIRE AL6 9TT | £525,000 2021-04-28 detached freehold |
| THE NOOK, 22, KINDERSLEY CLOSE WELWYN HERTFORDSHIRE AL6 9RN | £340,000 2021-04-27 otherPropertyType freehold |
| 10, WOODLAND WAY WELWYN HERTFORDSHIRE AL6 0RZ | £755,000 2021-04-27 detached freehold |
| 2A, ADELE AVENUE WELWYN HERTFORDSHIRE AL6 0AU | £337,500 2021-04-27 flatmaisonette leasehold |
| BELGAE LODGE (15), TOMLINSON COURT WELWYN HERTFORDSHIRE AL6 9GE | £300,000 2021-04-26 flatmaisonette (New) leasehold |
| 50, WILGA ROAD WELWYN HERTFORDSHIRE AL6 9PS | £500,000 2021-04-23 semidetached freehold |
| 43, LOWER GREEN TEWIN WELWYN HERTFORDSHIRE AL6 0LA | £465,000 2021-04-23 terraced freehold |