12 Henderson Close, St Albans, AL3 6DY
About 12 Henderson Close
12 Henderson Close is a mid-terrace house in St Albans (AL3 6DY). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (March 2019) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, roof efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 86), a 2-band jump.
Across 2016–2019, sale prices on this property compounded at 2.1% per year. Today's modelled estimate of £537,000 is 27.9% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£488/sq ft) was about 86.4% above the typical sold price in the postcode. Most recent transfer: August 2019 at £420,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Window efficiency improved
Roof insulation improved
More low energy lighting installed
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Planning history
12 Henderson Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
12 Henderson Close valuation sits well clear of the typical sold price in this postcode.
£537,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.1% per year over 3 years.
£420,000
Growth on file: 2.1% per year over 3 years.
Sales timeline
13 August 2019Most recent
£420,000
+6.3%over 2 years17 August 2016
£395,000
Median price across the last 5 sales in AL3 6DY: £477,000 (2025–2018).
Nearby sales in AL3 6DY
Versus other Henderson Close homes
On habitable rooms, 12 Henderson Close runs well behind the street norm.
Price per m²
£5,250
Street avg £3,733
Floor Area
80 m²
Street avg 91 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.4 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Maple Avenue — bus stop.
Closest school
0.1 km
Margaret Wix Primary School. 20 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.







