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Get started22 Duncan Close is a two-bedroom end-of-terrace house in Welwyn Garden City (AL7 3XP). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (May 2019) shows a C (score 74). When first surveyed in February 2011 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 90).
Sale prices here have outpaced England HPI: 5.9% per year against 0% for the wider region. Today's modelled estimate of £390,000 is 20% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£539/sq ft) was about 93.2% above the typical sold price in the postcode. 5 planning records sit against the property, 3 approved, 2 refused. Past consents include an extension, a garage conversion, partial demolition and tree works, meaningful when judging how the property has evolved. Most recent transfer: November 2019 at £325,000.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Extension: Single storey · Side and rear of property
Erection of single storey side and rear extension, conversion of existing detached garage to habitable space following demolition of existing conservatory
Sale price has grown by over 3x since 2000.
£390,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 19 years.
£325,000
Growth on file: 5.9% per year over 19 years.
EPC Rating for 22 Duncan Close runs comfortably ahead of the street norm.
Price per m²
£5,804
Street avg £4,940
Floor Area
56 m²
Street avg 58 m²
Habitable Rooms
4 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.
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Side and rear of property
Erection of single storey side and rear extension and conversion of existing detached garage to habitable space following demolition of existing conservatory
3 more applications for this property
Join to see all planning history.
22 November 2019Most recent
£325,000
+81.6%over 7 years25 October 2012
£179,000
+67.3%over 12 years26 May 2000
£107,000
Median price across the last 5 sales in AL7 3XP: £365,000 (2025–2024).
CO₂ Emissions
1.8 t/year
Street avg 2.5 t/year
AL7 3XH
Closest school
0.2 km
Holwell Primary School. 21 schools nearby.
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