66a, High Street, Watford, WD17 2BS
About 66a
66a is a mid-terrace house in Watford (WD17 2BS). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (April 2019) shows an E (score 48), well below the UK norm with real room to improve. When first surveyed in August 2018 the rating was F, the property has climbed 1 band since. Between certificates, main heating went from Very Poor to Average; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to D (score 66). Main heating runs on electricity. At 54 m² this is the 14th smallest of 26 units on EPC record in the building, where floor areas span 38–116 m². The building's EPC ratings span F to B across 26 units on file.
It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs).
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Hot water efficiency decreased
Windows upgraded, improving insulation
Planning history
66a has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at 66a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
66a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£226,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in WD17 2BS: £1,915,000 (2023–2016).
Nearby sales in WD17 2BS
Versus other High Street homes
CO₂ Emissions for 66a lags the street by a wide margin.
EPC Rating
48 (E)
Street avg 67 (D)
Floor Area
54 m²
Street avg 57 m²
CO₂ Emissions
5.5 t/year
Street avg 2.5 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Clarendon Road — bus stop.
Closest school
0.2 km
Watford St John's Church of England Primary School. 34 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
57.1dB

Night-time· 23:00 – 07:00
48.1dB








