| 9, PEACE GROVE WELWYN HERTFORDSHIRE AL6 0RS | £800,000 2020-12-07 detached freehold |
| 33, GLEBE ROAD WELWYN HERTFORDSHIRE AL6 9PB | £555,000 2020-12-07 semidetached freehold |
| PLUMMERS COTTAGE, SALLY DEARDS LANE RABLEY HEATH WELWYN HERTFORDSHIRE AL6 9UE | £1,500,000 2020-12-04 detached freehold |
| 4, MARLBOROUGH CLOSE WELWYN HERTFORDSHIRE AL6 0UG | £930,000 2020-12-04 detached freehold |
| 24, MIMRAM ROAD WELWYN HERTFORDSHIRE AL6 9HA | £305,000 2020-12-04 semidetached freehold |
| 5, LARCH LANE WELWYN HERTFORDSHIRE AL6 0UJ | £622,500 2020-12-04 detached freehold |
| 25, STATION ROAD DIGSWELL WELWYN HERTFORDSHIRE AL6 0DU | £1,165,000 2020-11-30 otherPropertyType freehold |
| 35, MARDLEY AVENUE WELWYN HERTFORDSHIRE AL6 0TU | £775,000 2020-11-27 detached freehold |
| APPLETREES, POTTERSHEATH ROAD WELWYN HERTFORDSHIRE AL6 9SY | £1,100,000 2020-11-27 detached freehold |
| 10, ELMOOR CLOSE WELWYN HERTFORDSHIRE AL6 9PF | £555,000 2020-11-27 detached freehold |
| 38, BROOMFIELD ROAD WELWYN HERTFORDSHIRE AL6 9DW | £525,000 2020-11-26 semidetached freehold |
| 34, ROBBERY BOTTOM LANE WELWYN HERTFORDSHIRE AL6 0UN | £750,000 2020-11-26 detached freehold |
| 6, TOMLINSON COURT WELWYN HERTFORDSHIRE AL6 9GD | £485,000 2020-11-26 flatmaisonette (New) leasehold |
| 10, DUDLEY HILL CLOSE WELWYN HERTFORDSHIRE AL6 0QQ | £575,000 2020-11-25 semidetached freehold |
| THE OLD SMITHY, 39, AYOT GREEN AYOT ST PETER WELWYN HERTFORDSHIRE AL6 9AB | £1,160,000 2020-11-24 detached freehold |
| 29, FIRS WALK TEWIN WELWYN HERTFORDSHIRE AL6 0NY | £1,900,000 2020-11-20 detached freehold |
| 4, STATION ROAD DIGSWELL WELWYN HERTFORDSHIRE AL6 0DG | £960,000 2020-11-18 detached freehold |
| 95, CODICOTE ROAD WELWYN HERTFORDSHIRE AL6 9TY | £850,000 2020-11-13 detached freehold |
| 14, LOWER GREEN TEWIN WELWYN HERTFORDSHIRE AL6 0LB | £480,000 2020-11-13 terraced freehold |
| 5, HANGMANS LANE WELWYN HERTFORDSHIRE AL6 0TJ | £730,000 2020-11-12 detached freehold |