{"quality":"Within the building of the matched address closest to the postcode mean","constituency2024":"Welwyn Hatfield","district":"Welwyn Hatfield","ward":"Welwyn East","wardCode":"E05011072","lsoaName":"Welwyn Hatfield 001A","lsoa":"E01023965","lsoa21Name":"Welwyn Hatfield 001A","lsoa21":"E01023965","county":"Hertfordshire","region":"East of England","country":"England","nationalPark":"","altitude":120,"ruralUrban":"Urban city and town","ttwa":"Stevenage and Welwyn Garden City","postTown":"Welwyn","builtUpArea":"Woolmer Green","inUse":"Yes","what3Words":"update.hers.again","imd":32617,"imdDecile":10,"averageIncome":68300,"predominantPropertyType":"Detached","knownAddresses":["1 Mardley Dell, Welwyn","4 Mardley Dell, Welwyn","6 Mardley Dell, Welwyn","7 Mardley Dell, Welwyn","8 Mardley Dell, Welwyn","10 Mardley Dell, Welwyn","11 Mardley Dell, Welwyn","14 Mardley Dell, Welwyn","15 Mardley Dell, Welwyn","17 Mardley Dell, Welwyn","19 Mardley Dell, Welwyn","21 Mardley Dell, Welwyn"],"busStops":["The Drive (NE)","Mardley Avenue (SW)","Mardley Avenue (NE)","Red Lion PH (NW)","Red Lion PH (SE)"],"businesses":["BBEN ESTATES LIMITED","UNITED COFFEE LIMITED"],"schools":["St Michael\u0027s Woolmer Green CofE VA Primary School"],"propertySales":[{"address":"19 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2021-06-24T00:00:00","price":900000},{"address":"19 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2018-05-10T00:00:00","price":817500},{"address":"1 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2021-03-26T00:00:00","price":775000},{"address":"1 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2010-07-09T00:00:00","price":525000},{"address":"11 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2020-03-11T00:00:00","price":752000},{"address":"11 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"1998-11-11T00:00:00","price":270000},{"address":"21 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2017-11-23T00:00:00","price":805000},{"address":"6 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2010-10-01T00:00:00","price":745000},{"address":"6 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"1997-10-29T00:00:00","price":365000},{"address":"17 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2010-07-01T00:00:00","price":585000},{"address":"14 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2007-11-16T00:00:00","price":635000},{"address":"8 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"2007-10-04T00:00:00","price":650000},{"address":"7 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"1997-09-06T00:00:00","price":220000},{"address":"15 Mardley Dell, Welwyn","propertyType":"Detached (freehold)","date":"1997-01-07T00:00:00","price":249950}],"roads":["Mardley Dell"],"population":35,"households":16,"postcode":"AL6 0UR","gridReference":"TL249181","northing":218132,"easting":524976,"latitude":51.847803,"longitude":-0.187072}