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Get started12 Ash Hill Close is an end-of-terrace house in Bushey (WD23 1BW). It has a recorded floor area of 74 m² (around 797 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2018) shows an E (score 45), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 86), a 3-band jump.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £543,000 is 27.8% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£534/sq ft) was about 51.9% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 1 refused. Most recent transfer: January 2021 at £425,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
12 Ash Hill Close sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
A a single-storey front extension application was refused at 12 Ash Hill Close in 2024.
Extension: Single storey · Front of property
Construction of a single storey front extension with hipped roof to include 1x roof light
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£543,000
Modelled from EPC, postcode comparables.
£425,000
Recorded with HM Land Registry.
On epc rating, 12 Ash Hill Close runs well behind the street norm.
Price per m²
£5,743
Street avg £4,986
Floor Area
74 m²
Street avg 90 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Police Station Lane — bus stop.

Daytime· 07:00 – 23:00
47.0dB

Retention of existing outbuilding in rear garden. Certificate of Lawful Development (Existing).
29 January 2021Most recent
£425,000
Median price across the last 5 sales in WD23 1BW: £583,000 (2025–2023).
CO₂ Emissions
5.6 t/year
Street avg 3.3 t/year
WD23 1FB
Closest school
0.2 km
Merry Hill Infant School and Nursery. 20 schools nearby.
Night-time· 23:00 – 07:00
38.6dB
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