73a, Chalk Hill, Watford, WD19 4DA
About 73a
73a is a semi-detached house in Watford (WD19 4DA). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2022) shows a C (score 69), just inside the C band. When first surveyed in March 2009 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and hot-water efficiency went from Average to Good. At 65 m² this is the 15th smallest of 18 units on EPC record in the building, where floor areas span 36–66 m². The building's EPC ratings span E to B across 18 units on file.
At 65 m² it's 25% larger than the typical home in the postcode (52 m² median across 17 EPCs).
Everything you need to know about 73a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
EPC Rating
Certificate validity
Valid until 12 October 2032
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Window efficiency improved
Wall insulation improved
Low energy lighting percentage decreased
Heating controls upgraded for better temperature management
Window efficiency improved
Wall insulation improved
More low energy lighting installed
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
73a has no planning applications on record.
But the area is active
4 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
73a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£332,000
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 WD19 4DA: £85,000 (2025–2020).
Nearby sales in WD19 4DA
Versus other Chalk Hill homes
On floor area, 73a stands well clear of the street.
EPC Rating
69 (C)
Street avg 68 (D)
Floor Area
65 m²
Street avg 54 m²
CO₂ Emissions
2.6 t/year
Street avg 2.3 t/year
Habitable Rooms
3 rooms
Street avg 2 rooms
Everything you need to know about 73a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
179/mo
Falling year-on-year across the wider district.
Nearest stop
0.1 km
Grange Road — bus stop.
Closest school
0.1 km
Bushey and Oxhey Infant School. 34 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
51.5dB
Night-time· 23:00 – 07:00
42.8dB