28a, Chalk Hill, Watford, WD19 4BX
About 28a
28a is a one-bedroom semi-detached house in Watford (WD19 4BX). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to before 1900 and council tax band B. Tenure is freehold. At 64 m² this is the 20th smallest of 29 units on EPC record in the building, where floor areas span 32–273 m². The building's EPC ratings span E to C, with this unit at the bottom. The latest certificate (February 2016) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (March 2009); the latest reading is one band lower. Between certificates, roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 78), a 2-band jump. The latest certificate is from February 2016, so improvements made since then won't be reflected.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 1996–2024, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £303,000 is 16.5% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£377/sq ft) was about 46.2% above the typical sold price in the postcode. Sold March 2024 for £260,000.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- FireplaceYes
Outside
- Private gardenRear
- GarageYes
Building
- TenureFreehold
Energy performance
28a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 04 Feb 2026
EPC Rating
Certificate validity
Expired on 4 February 2026
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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
28a 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
28a has more than quadrupled in price since its earliest registered sale in 1996.
£303,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 28 years.
£260,000
Growth on file: 5.9% per year over 28 years.
Sales timeline
22 March 2024Most recent
£260,000
+85.7%over 20 years16 December 2003
£140,000
+164.2%over 7 years20 May 1996
£53,000
Median price across the last 5 sales in WD19 4BX: £298,000 (2022–2020).
Nearby sales in WD19 4BX
Versus other Chalk Hill homes
Years Held for 28a lags the street by a wide margin.
Price per m²
£4,063
Street avg £3,649
Floor Area
64 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
4.1 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







