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Get started21 Andrewsfield is a semi-detached house in Welwyn Garden City (AL7 2PQ). It has a recorded floor area of 25 m² (around 269 sq ft), construction records dating it to 1983-1990 and council tax band B. At 25 m² this is the 11th smallest of 41 units on EPC record in the building, where floor areas span 24–58 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (January 2021) shows an E (score 53), well below the UK norm with real room to improve. Earlier certificates rated it C (November 2010); the latest reading is 2 bands lower. Between certificates, window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on electricity.
Sale prices here have outpaced England HPI: 8.1% per year against 0% for the wider region. Today's modelled estimate of £139,000 is 11.2% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£465/sq ft) was about 62.3% above the typical sold price in the postcode. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Most recent transfer: March 2020 at £125,000.
21 Andrewsfield sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
21 Andrewsfield has more than quadrupled in price since its earliest registered sale in 1997.
£139,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 23 years.
£125,000
Growth on file: 8.1% per year over 23 years.
On epc rating, 21 Andrewsfield runs well behind the street norm.
Price per m²
£5,000
Street avg £3,676
Floor Area
25 m²
Street avg 25 m²
Habitable Rooms
1 rooms
Street avg 1 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Elizabeth House — bus stop.
Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system changed
Single glazing replaced with double or better glazing
Are we missing something? Tell us about home improvements to help adjust your valuation.
13 March 2020Most recent
£125,000
+502.4%over 23 years10 February 1997
£20,750
Median price across the last 5 sales in AL7 2PQ: £140,000 (2024–2023).
CO₂ Emissions
2.1 t/year
Street avg 1.9 t/year
Closest school
0.3 km
Watchlytes Primary School. 15 schools nearby.
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