29 Cassiobury Drive, Watford, WD17 3AA
About 29 Cassiobury Drive
29 Cassiobury Drive is a detached house in Watford (WD17 3AA). It has a recorded floor area of 150 m² (around 1615 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (March 2023) shows an E (score 47), well below the UK norm with real room to improve. When first surveyed in February 2014 the rating was F, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Very Poor to Average and lighting went from Average to Very Good. The recommended improvements would lift it to C (score 77), a 2-band jump.
Today's modelled estimate of £1,163,000 is 13.9% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£632/sq ft) was about 89.6% above the typical sold price in the postcode. Last sale on file: £1,021,000 in April 2024.
Energy performance
29 Cassiobury Drive's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Cavity wall insulation installed
Roof insulation improved
More low energy lighting installed
Planning history
29 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 29 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
29 Cassiobury Drive valuation sits well clear of the typical sold price in this postcode.
£1,163,000
Modelled from EPC, postcode comparables.
£1,021,000
Recorded with HM Land Registry.
Sales timeline
4 April 2024Most recent
£1,021,000
Median price across the last 5 sales in WD17 3AA: £974,500 (2025–2019).
Nearby sales in WD17 3AA
13 Cassiobury Drive, Watford, WD17 3AA
Sold Sept 2025
£975,00021 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
£974,50015 Cassiobury Drive, Watford, WD17 3AA
Sold Sept 2019
£930,000
Versus other Cassiobury Drive homes
Years Held for 29 Cassiobury Drive lags the street by a wide margin.
Price per m²
£6,807
Street avg £5,221
Floor Area
150 m²
Street avg 171 m²
Habitable Rooms
9 rooms
Street avg 7 rooms
CO₂ Emissions
8.3 t/year
Street avg 7.4 t/year
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








