Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2017-06-07,"Unit 3 Swallow Court, Welwyn Garden City",AL7 1SB,285000,Other,"Freehold",No,Non-standard 2016-11-25,"1 Swallow Court, Welwyn Garden City",AL7 1SB,400000,Other,"Freehold",No,Non-standard