11 Cassiobury Drive, Watford, WD17 3AA
About 11 Cassiobury Drive
11 Cassiobury Drive is a detached house in Watford (WD17 3AA). It has a recorded floor area of 111 m² (around 1195 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (January 2024) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump.
At 111 m² it sits well below the postcode median (163 m² across 16 EPCs), making it one of the more compact homes locally.
Energy performance
11 Cassiobury Drive's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
11 Cassiobury Drive has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
We flagged 1 thing worth checking at 11 Cassiobury Drive
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
11 Cassiobury Drive has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£966,000
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 3AA: £975,000 (2025–2019).
Nearby sales in WD17 3AA
13 Cassiobury Drive, Watford, WD17 3AA
Sold Sept 2025
£975,00029 Cassiobury Drive, Watford, WD17 3AA
Sold Apr 2024
£1,021,00021 Cassiobury Drive, Watford, WD17 3AA
Sold Nov 2022
£850,00019 Cassiobury Drive, Watford, WD17 3AA
Sold Dec 2020
£1,410,00039 Cassiobury Drive, Watford, WD17 3AA
Sold Sept 2019
£974,500
Versus other Cassiobury Drive homes
Floor Area for 11 Cassiobury Drive lags the street by a wide margin.
EPC Rating
52 (E)
Street avg 58 (D)
Floor Area
111 m²
Street avg 174 m²
CO₂ Emissions
6.3 t/year
Street avg 7.6 t/year
Habitable Rooms
6 rooms
Street avg 8 rooms
Similar properties nearby
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
0.2 km
Cassiobury Park Avenue — bus stop.
Closest school
0.2 km
West Herts College. 35 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
52.4dB

Night-time· 23:00 – 07:00
43.3dB








