| 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 |
| 36A, REYNARDS ROAD WELWYN HERTFORDSHIRE AL6 9TP | £1,300,000 2021-04-19 detached freehold |
| 43, ROBBERY BOTTOM LANE WELWYN HERTFORDSHIRE AL6 0UL | £670,000 2021-04-16 detached freehold |
| 10, LONDON ROAD WELWYN HERTFORDSHIRE AL6 9EL | £389,000 2021-04-16 semidetached freehold |
| WILLOW COURT, 37 (FLAT 2), CHURCH STREET WELWYN HERTFORDSHIRE AL6 9LS | £395,000 2021-04-14 flatmaisonette (New) leasehold |
| 18, WELWYN HALL GARDENS WELWYN HERTFORDSHIRE AL6 9LF | £570,000 2021-04-14 terraced freehold |
| 3, GODFRIES CLOSE TEWIN WELWYN HERTFORDSHIRE AL6 0LQ | £425,000 2021-04-12 terraced freehold |
| 9, NEW ROAD WELWYN HERTFORDSHIRE AL6 0AE | £950,000 2021-04-09 semidetached freehold |
| 28, WILGA ROAD WELWYN HERTFORDSHIRE AL6 9PS | £415,000 2021-04-09 semidetached freehold |
| 5, MIMRAM PLACE WELWYN HERTFORDSHIRE AL6 9HQ | £750,000 2021-04-08 terraced freehold |
| 52, LONDON ROAD WELWYN HERTFORDSHIRE AL6 9HX | £425,000 2021-04-06 terraced freehold |
| 29, BECKET GARDENS WELWYN HERTFORDSHIRE AL6 9JE | £440,000 2021-04-06 terraced freehold |
| 9, NEW PLACE WELWYN HERTFORDSHIRE AL6 9QA | £800,000 2021-04-01 detached freehold |
| WILLOW COURT, 37 (FLAT 7), CHURCH STREET WELWYN HERTFORDSHIRE AL6 9LS | £382,500 2021-03-31 flatmaisonette (New) leasehold |