{"quality":"Within the building of the matched address closest to the postcode mean","constituency2024":"Caerfyrddin","district":"Carmarthenshire","ward":"St Clears and Llansteffan","wardCode":"W05001221","lsoaName":"Carmarthenshire 027G","lsoa":"W01000700","lsoa21Name":"Carmarthenshire 027G","lsoa21":"W01000700","county":"Dyfed","region":"Wales","country":"Wales","nationalPark":"","altitude":18,"ruralUrban":"Rural village in a sparse setting","ttwa":"Llanelli","postTown":"Carmarthen","builtUpArea":"Llansteffan","inUse":"Yes","what3Words":"soups.smiles.chop","imd":1237,"imdDecile":7,"averageIncome":40500,"predominantPropertyType":"Detached","knownAddresses":["Castle Cottage, Llansteffan"],"busStops":["Llanstephan Bridge (NE)","Church (NE)","Llansteffan Tides Reach (SW)","Llansteffan Tides Reach (NE)","Church (W)"],"businesses":[],"schools":["Ysgol Llanstephan"],"propertySales":[{"address":"Castle Cottage, Llansteffan","propertyType":"Detached (freehold)","date":"2025-04-14T00:00:00","price":348000},{"address":"Castle Cottage, Llansteffan","propertyType":"Detached (freehold)","date":"2017-04-19T00:00:00","price":239950},{"address":"Castle Cottage, Llansteffan","propertyType":"Detached (freehold)","date":"1998-12-30T00:00:00","price":79950}],"roads":["High Street","High Street (B4312)","Water Lane"],"population":1,"households":1,"postcode":"SA33 5LJ","gridReference":"SN352109","northing":210996,"easting":235224,"latitude":51.773316,"longitude":-4.389659}