12 Purbrock Avenue, Watford, WD25 0AD
About 12 Purbrock Avenue
12 Purbrock Avenue is a four-bedroom semi-detached house in Watford (WD25 0AD). It has a recorded floor area of 107 m² (around 1152 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (December 2021) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in November 2009 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, window efficiency went from Poor to Average and hot-water efficiency went from Average to Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
It changed hands recently, sold February 2025 for £550,000. Today's modelled estimate of £630,000 is 14.5% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£478/sq ft) was about 86.3% above the typical sold price in the postcode. One historical planning record sits against the property in 2020.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- Utility roomYes
Outside
- DrivewayYes
- Cul-de-sacYes
Building
- Extension potentialPossible
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 improved
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Planning history
- Nov 2020AmendmentIn report
Lawful Development Certificate to demolish the existing garage and replace with an outbuilding.
- Documents
- 8 docs on file
- Reference
- 20/01023/LDC
What's in 12 Purbrock Avenue, Watford, WD25 0AD's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
12 Purbrock Avenue valuation sits well clear of the typical sold price in this postcode.
£630,000
Modelled from EPC, postcode comparables.
£550,000
Recorded with HM Land Registry.
Sales timeline
21 February 2025Most recent
£550,000
Median price across the last 5 sales in WD25 0AD: £530,000 (2024–2021).
Nearby sales in WD25 0AD
Versus other Purbrock Avenue homes
On years held, 12 Purbrock Avenue runs well behind the street norm.
Price per m²
£5,140
Street avg £3,818
Floor Area
107 m²
Street avg 113 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 5.7 t/year
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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
0.2 km
Library — bus stop.
Closest school
0.5 km
Parkgate Infants' and Nursery School. 28 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
52.9dB

Night-time· 23:00 – 07:00
44.2dB








