40 North Western Avenue, Watford, WD25 0AE
About 40 North Western Avenue
40 North Western Avenue is a semi-detached house in Watford (WD25 0AE). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (April 2025) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in July 2013 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, roof efficiency went from Average to Good and hot-water efficiency went from Average to Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 87), a 2-band jump.
Today's modelled estimate of £534,000 sits 77.4% above the 2013 sale of £301,000. Last sold in October 2013, so it's been off the market for around 13 years.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 27 April 2035
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Heating controls changed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
40 North Western Avenue has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
40 North Western Avenue valuation sits well clear of the typical sold price in this postcode.
£534,000
Modelled from EPC, postcode comparables.
£301,000
Recorded with HM Land Registry.
Sales timeline
1 October 2013Most recent
£301,000
Median price across the last 5 sales in WD25 0AE: £500,000 (2025–2023).
Nearby sales in WD25 0AE
34 North Western Avenue, Watford, WD25 0AE
Sold Dec 2025
£500,00016 North Western Avenue, Watford, WD25 0AE
Sold Aug 2025
£485,00044 North Western Avenue, Watford, WD25 0AE
Sold Oct 2024
£535,00020 North Western Avenue, Watford, WD25 0AE
Sold Aug 2023
£278,00018 North Western Avenue, Watford, WD25 0AE
Sold Jun 2023
£525,000
Versus other North Western Avenue homes
40 North Western Avenue is notably below the street on floor area.
Price per m²
£3,202
Street avg £4,238
Floor Area
94 m²
Street avg 106 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.2 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
214/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Library — bus stop.
Closest school
0.5 km
Parkgate Infants' and Nursery School. 29 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
52.7dB

Night-time· 23:00 – 07:00
43.9dB







