{"quality":"Within the building of the matched address closest to the postcode mean","constituency2024":"Harpenden and Berkhamsted","district":"St Albans","ward":"Harpenden West","wardCode":"E05013955","lsoaName":"St Albans 003B","lsoa":"E01023700","lsoa21Name":"St Albans 003B","lsoa21":"E01023700","county":"Hertfordshire","region":"East of England","country":"England","nationalPark":"","altitude":133,"ruralUrban":"Urban city and town","ttwa":"Luton","postTown":"Harpenden","builtUpArea":"Harpenden","inUse":"Yes","what3Words":"lend.parade.backed","imd":33755,"imdDecile":10,"averageIncome":72500,"predominantPropertyType":"Detached","knownAddresses":["25 Park Avenue North, Harpenden","27 Park Avenue North, Harpenden","29 Park Avenue North, Harpenden","31 Park Avenue North, Harpenden"],"busStops":[],"businesses":["WATKIN ELLIS LIMITED"],"schools":["St Hilda\u0027s School","Roundwood Primary School","Roundwood Park School"],"propertySales":[{"address":"25 Park Avenue North, Harpenden","propertyType":"Detached (freehold)","date":"2018-09-18T00:00:00","price":2650000},{"address":"29 Park Avenue North, Harpenden","propertyType":"Detached (freehold)","date":"2015-10-09T00:00:00","price":2550000},{"address":"31 Park Avenue North, Harpenden","propertyType":"Detached (freehold)","date":"2009-06-05T00:00:00","price":1800000},{"address":"31 Park Avenue North, Harpenden","propertyType":"Detached (freehold)","date":"2008-12-03T00:00:00","price":2275000},{"address":"27 Park Avenue North, Harpenden","propertyType":"Detached (freehold)","date":"1995-05-05T00:00:00","price":410000}],"roads":["Park Avenue South"],"population":7,"households":4,"postcode":"AL5 2EB","gridReference":"TL124140","northing":214091,"easting":512411,"latitude":51.814154,"longitude":-0.370711}