| 25, ST MARYS COURT WELWYN HERTFORDSHIRE AL6 9AU | £413,000 2021-08-20 terraced freehold |
| 13, NEW ROAD WELWYN HERTFORDSHIRE AL6 0AE | £1,000,000 2021-08-20 detached freehold |
| 1, HILLSIDE WAY WELWYN HERTFORDSHIRE AL6 0TY | £775,000 2021-08-16 detached freehold |
| 49, PARKSIDE WELWYN HERTFORDSHIRE AL6 9DQ | £290,000 2021-08-06 flatmaisonette leasehold |
| 98, HARMER GREEN LANE WELWYN HERTFORDSHIRE AL6 0ES | £2,350,000 2021-08-05 detached freehold |
| 84, NODE WAY GARDENS WELWYN HERTFORDSHIRE AL6 9FE | £205,830 2021-08-04 flatmaisonette leasehold |
| BELGAE LODGE (13), TOMLINSON COURT WELWYN HERTFORDSHIRE AL6 9GE | £420,000 2021-07-30 flatmaisonette (New) leasehold |
| 89, CODICOTE ROAD WELWYN HERTFORDSHIRE AL6 9TY | £870,000 2021-07-26 detached freehold |
| 39A, UPPER GREEN ROAD TEWIN WELWYN HERTFORDSHIRE AL6 0LE | £800,000 2021-07-26 detached freehold |
| 17, ST MARYS COURT WELWYN HERTFORDSHIRE AL6 9AU | £202,500 2021-07-20 flatmaisonette leasehold |
| 29, OAKLANDS RISE WELWYN HERTFORDSHIRE AL6 0RN | £740,000 2021-07-14 detached freehold |
| 7, THE BRAMBLES WELWYN HERTFORDSHIRE AL6 0PG | £532,000 2021-07-14 semidetached freehold |
| 9A, BROOM HILL WELWYN HERTFORDSHIRE AL6 0SF | £875,000 2021-06-30 detached freehold |
| 7A, MARDLEY AVENUE WELWYN HERTFORDSHIRE AL6 0TU | £425,000 2021-06-30 semidetached freehold |
| 51, BISHOPS ROAD TEWIN WELWYN HERTFORDSHIRE AL6 0NP | £950,000 2021-06-30 detached freehold |
| WILLOW COURT, 37 (FLAT 6), CHURCH STREET WELWYN HERTFORDSHIRE AL6 9LS | £385,000 2021-06-30 flatmaisonette (New) leasehold |
| 17, HIGH STREET WELWYN HERTFORDSHIRE AL6 9EE | £465,000 2021-06-30 terraced freehold |
| 20, ELLESFIELD WELWYN HERTFORDSHIRE AL6 9HB | £450,000 2021-06-30 semidetached freehold |
| 38, LOWER GREEN TEWIN WELWYN HERTFORDSHIRE AL6 0LA | £476,000 2021-06-30 terraced freehold |
| 13, STATION ROAD DIGSWELL WELWYN HERTFORDSHIRE AL6 0DU | £971,000 2021-06-30 detached freehold |