4b, Grosvenor Road, Watford, WD17 2QT
About 4b
4b is an end-of-terrace house in Watford (WD17 2QT). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 1900-1929. The latest certificate (November 2015) shows an F (score 25), near the bottom of the EPC scale. The recommended improvements would lift it to C (score 70), a 3-band jump. Main heating runs on electricity. The latest certificate is from November 2015, so improvements made since then won't be reflected.
At 42 m² it sits well below the postcode median (62 m² across 17 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2001–2015, sale prices on this property compounded at 4.8% per year. Today's modelled estimate of £227,000 sits 56.6% above the 2015 sale of £145,000. On a £-per-square-foot basis, the last sale (£321/sq ft) was about 37.4% above the typical sold price in the postcode. Last changed hands 11 years ago, in November 2015.
Everything you need to know about 4b
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
4b 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This certificate is over 10 years old and is no longer valid.Expired 27 Nov 2025
EPC Rating
Certificate validity
Expired on 27 November 2025
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
4b has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4b's estimated value is more than triple its earliest registered sale price (2001).
£227,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.8% per year over 14 years.
£145,000
Growth on file: 4.8% per year over 14 years.
Sales timeline
12 November 2015Most recent
£145,000
+94.8%over 14 years27 September 2001
£74,450
Median price across the last 5 sales in WD17 2QT: £330,000 (2025–2024).
Nearby sales in WD17 2QT
Versus other Grosvenor Road homes
On epc rating, 4b runs well behind the street norm.
Price per m²
£3,452
Street avg £4,245
Floor Area
42 m²
Street avg 61 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.3 t/year
Everything you need to know about 4b
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
266/mo
Falling year-on-year across the wider district.
Nearest stop
0.3 km
Beechen Grove — bus stop.
Closest school
0.1 km
Central Primary School. 35 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
58.4dB
Night-time· 23:00 – 07:00
49.6dB