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House Price Index, HM Land Registry (OGL)","Welwyn Hatfield, January 1995 to July 2026"],["HM Land Registry Price Paid Data (OGL)","SG3, last 12 months"]],"siblings":[],"group_count":null,"brand_count":1,"blended":null,"review_total":0,"reviews":[],"review_missing":["Google","Trustpilot","ESTAS","allAgents","Facebook"],"hist":[],"primary_loc":null,"homeco":[],"live":null,"live_let":null,"agreed_pct":null,"stock":null,"perf":null,"o":{"outcode":"SG3","n":95,"median":452000,"d":750000,"s":507500,"t":400000,"f":263500,"district":"NORTH HERTFORDSHIRE"},"oc_sectors":["<sqlite3.Row object at 0x706de0f4bc40>"],"hpi":{"first_month":"January 1995","first":74269,"last_month":"July 2026","last":448681,"x":6.0,"five":9.5,"ten":12.8},"competitors":[{"id":"alexander-bond-and-company-north-hertfordshire","name":"Alexander Bond and Company","kind":"Estate and letting agent","grp":null,"sales_count":41,"lettings_count":0,"hc_homes":null,"hc_date":null},{"id":"halcyon-house-ltd-north-hertfordshire","name":"Halcyon House Ltd","kind":"Letting agent","grp":null,"sales_count":null,"lettings_count":null,"hc_homes":null,"hc_date":null},{"id":"helms-capital-ltd-welwyn-hatfield","name":"Helms Capital Ltd","kind":"Letting agent","grp":null,"sales_count":null,"lettings_count":null,"hc_homes":null,"hc_date":null},{"id":"putterills-lettings-north-hertfordshire","name":"Putterills Lettings","kind":"Letting agent","grp":null,"sales_count":null,"lettings_count":null,"hc_homes":null,"hc_date":null},{"id":"putterills-of-hertfordshire-knebworth-ltd-north-hertfordshir","name":"Putterills of Hertfordshire (Knebworth) Ltd","kind":"Estate agent","grp":null,"sales_count":null,"lettings_count":null,"hc_homes":null,"hc_date":null}],"outcode_offices":6,"socials":[],"socials_missing":["Facebook","Instagram","X (Twitter)","LinkedIn","YouTube","TikTok"],"since":null,"years":null,"kpis":[["Median sold price nearby","£452,000","SG3, 12 months"]],"overview":["Marksimon Estates is an estate and letting agent based at Office 9 Kellard House, London Road, Woolmer Green, SG3 6FP. It is an independent, single-office business on our register. The registered business name is Marksimon Estates Limited. Companies House number 04586635. It belongs to The Property Ombudsman redress scheme.","Homes in the SG3 postcode district sold for a median £452,000 across 95 sales in the last 12 months. Across Welwyn Hatfield the average price is £448,681 (July 2026), +12.8% over ten years and 6.0× its January 1995 level. 6 estate and letting agent offices on the register are based in SG3."],"faq":[["Which redress scheme is Marksimon Estates a member of?","The Property Ombudsman."],["What do homes sell for near Marksimon Estates?","A median £452,000 in SG3 over the last 12 months (HM Land Registry, 95 sales)."]],"agent":{"id":"marksimon-estates-welwyn-hatfield","name":"Marksimon Estates","registered_name":"Marksimon Estates Limited","kind":"Estate and letting agent","grp":null,"address":"Office 9 Kellard House, London Road, Woolmer Green, SG3 6FP","postcode":"SG3 6FP","outcode":"SG3","district":"Welwyn Hatfield","district_slug":"welwyn-hatfield","region":"East of England","country":"England","lat":51.855639,"lon":-0.182633,"geo":"postcode","company_no":"04586635","phone":"01438 231200","website":"https://www.marksimonestates.co.uk","domain":"marksimonestates.co.uk","facebook":null,"instagram":null,"twitter":null,"since":null,"sources":"TPO","tpo_url":"https://www.tpos.co.uk/business-search/marksimon-estates/","osm":null,"services":"Residential Lettings; Residential Sales","verified":0,"claimed":0,"status":"trading","sales_count":null,"lettings_count":null,"stock_source":null,"stock_date":null,"linkedin":null,"youtube":null,"tiktok":null,"founded":null,"socials_checked":null},"profile":null,"licence":"Register data: UK Agent Register. Sold prices and HPI: HM Land Registry, Open Government Licence. home.co.uk figures via the Internet Archive."}