| 1, OLDWOOD WELWYN HERTFORDSHIRE AL6 0QR | £835,000 2025-05-01 detached freehold |
| 2A, FIRWAY WELWYN HERTFORDSHIRE AL6 0RD | £825,000 2025-04-25 detached freehold |
| 1A, OAKLEA WELWYN HERTFORDSHIRE AL6 0PT | £645,000 2025-04-11 detached freehold |
| QUARTZ COURT (4), CLOCK HOUSE GARDENS WELWYN HERTFORDSHIRE AL6 9FP | £195,000 2025-03-31 flatmaisonette leasehold |
| 6, THE HAZELS TEWIN WELWYN HERTFORDSHIRE AL6 0HZ | £780,000 2025-03-31 semidetached freehold |
| 25, SCHOOL LANE WELWYN HERTFORDSHIRE AL6 9PQ | £550,000 2025-03-31 semidetached freehold |
| 6, THE WALLED GARDEN TEWIN WELWYN HERTFORDSHIRE AL6 0BZ | £802,500 2025-03-27 terraced freehold |
| 5, CHESTNUT WALK WELWYN HERTFORDSHIRE AL6 0SB | £922,500 2025-03-27 detached freehold |
| 30A, LOWER GREEN TEWIN WELWYN HERTFORDSHIRE AL6 0LA | £1,025,000 2025-03-25 detached freehold |
| 17, WENDOVER DRIVE WELWYN HERTFORDSHIRE AL6 9LT | £775,000 2025-03-21 semidetached freehold |
| 9, REEVES COURT WELWYN HERTFORDSHIRE AL6 9FU | £1,150,000 2025-03-20 detached freehold |
| 33, HARMER GREEN LANE WELWYN HERTFORDSHIRE AL6 0AS | £1,310,000 2025-03-13 detached freehold |
| 18, BIRCH GROVE WELWYN HERTFORDSHIRE AL6 0QP | £670,000 2025-02-28 detached freehold |
| 44, CODICOTE ROAD WELWYN HERTFORDSHIRE AL6 9TU | £890,000 2025-02-27 detached freehold |
| 62, HERTFORD ROAD WELWYN HERTFORDSHIRE AL6 0BX | £739,000 2025-02-24 semidetached freehold |
| 40, WILSHERE ROAD WELWYN HERTFORDSHIRE AL6 9PX | £565,000 2025-01-24 semidetached freehold |
| MARAN LODGE, 56B, HERTFORD ROAD WELWYN HERTFORDSHIRE AL6 0BX | £1,447,500 2024-12-19 detached freehold |
| 40, ROBBERY BOTTOM LANE WELWYN HERTFORDSHIRE AL6 0UN | £475,000 2024-12-10 semidetached freehold |
| YEW TREE LODGE, 8, WEST RIDING TEWIN WELWYN HERTFORDSHIRE AL6 0PD | £1,900,000 2024-12-06 detached freehold |
| RABLEY COTTAGE, RABLEY HEATH ROAD WELWYN HERTFORDSHIRE AL6 9UA | £1,232,500 2024-11-29 detached freehold |