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Get started23 Duncan Close is a two-bedroom end-of-terrace house in Welwyn Garden City (AL7 3XP). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1983-1990 and council tax band C. At 53 m² this is the 13th smallest of 37 units on EPC record in the building, where floor areas span 39–85 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (April 2019) shows a C (score 70). Main heating runs on electricity.
Sale prices here have outpaced England HPI: 6.7% per year against 0% for the wider region. Today's modelled estimate of £244,000 is 10.9% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£386/sq ft) was about 34.2% above the typical sold price in the postcode. Most recent transfer: February 2020 at £220,000.
23 Duncan Close has more than quadrupled in price since its earliest registered sale in 1997.
£244,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.7% per year over 23 years.
£220,000
Growth on file: 6.7% per year over 23 years.
23 Duncan Close is notably below the street on co₂ emissions.
Price per m²
£4,151
Street avg £3,994
Floor Area
53 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Knella Road — bus stop.
17 February 2020Most recent
£220,000
+175.0%over 19 years25 August 2000
£80,000
+61.6%over 3 years11 April 1997
£49,500
Median price across the last 5 sales in AL7 3XP: £365,000 (2025–2024).
CO₂ Emissions
3.5 t/year
Street avg 2.8 t/year
AL7 3QQ
Closest school
0.2 km
Holwell Primary School. 21 schools nearby.
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