66a, Chalk Hill, Watford, WD19 4BX
About 66a
66a is a two-bedroom detached house in Watford (WD19 4BX). It has a recorded floor area of 60 m² (around 646 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (November 2016) shows a D (score 60), on the cusp of jumping into the C band. Earlier certificates rated it C (March 2009); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good and main heating went from Average to Good; while roof efficiency dropped from Good to Average and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 76).
Across 2009–2017, sale prices on this property compounded at 9.7% per year. On a £-per-square-foot basis, the last sale (£557/sq ft) was about 126.3% above the typical sold price in the postcode. On the market in February 2017 and unlisted since — roughly 9 years.
What this property has
Inside
- Bedrooms2
- Bathrooms1
Outside
- Private gardenRear
- GarageYes
Building
- RefurbishedYes
Energy performance
EPC Rating
Certificate validity
Valid until 14 November 2026
Property Improvements
Changes detected from historical EPC data
Hot water system changed
Windows upgraded, improving insulation
More low energy lighting installed
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Planning history
66a 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
66a has more than doubled in price since the earliest registered sale in 2009.
£378,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.7% per year over 7 years.
£360,000
Growth on file: 9.7% per year over 7 years.
Sales timeline
20 February 2017Most recent
£360,000
+62.2%over 3 years18 August 2013
£222,000
+23.3%over 3 years23 August 2009
£180,000
Median price across the last 5 sales in WD19 4BX: £271,000 (2024–2021).
Nearby sales in WD19 4BX
Versus other Chalk Hill homes
66a outperforms the street on price per m² by a wide margin.
Price per m²
£6,000
Street avg £3,542
Floor Area
60 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
3.5 t/year
Street avg 2.4 t/year
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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
51.8dB

Night-time· 23:00 – 07:00
43.1dB







