21 Avon Close, Watford, WD25 0DN
About 21 Avon Close
21 Avon Close is a semi-detached house in Watford (WD25 0DN). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1950-1966 and council tax band D. The latest certificate (March 2019) shows an E (score 51), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 84), a 3-band jump.
It hasn't traded since November 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Today's modelled estimate of £457,000 sits 82.8% above the 2007 sale of £250,000. On a £-per-square-foot basis, the last sale (£342/sq ft) was about 25% above the typical sold price in the postcode. At 68 m² it's 18.8% larger than the typical home in the postcode (57 m² median across 24 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 88% of similar EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
21 Avon Close has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
The latest sale landed at the peak of the pre-credit-crunch market — a high-water reference point.
£457,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
Sales timeline
19 November 2007Most recent
£250,000
Median price across the last 5 sales in WD25 0DN: £505,000 (2025–2021).
Versus other Avon Close homes
EPC Rating for 21 Avon Close lags the street by a wide margin.
Price per m²
£3,676
Street avg £4,868
Floor Area
68 m²
Street avg 77 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
4.6 t/year
Street avg 3.5 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Albans Road — bus stop.
Closest school
0.7 km
The Grove Academy. 24 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.4dB

Night-time· 23:00 – 07:00
45.3dB








