37 Cassiobury Drive, Watford, WD17 3AA
About 37 Cassiobury Drive
37 Cassiobury Drive is a detached house in Watford (WD17 3AA). It has a recorded floor area of 177 m² (around 1905 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (August 2015) shows an E (score 47), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 81), a 3-band jump. The latest certificate is from August 2015, so improvements made since then won't be reflected.
At 177 m² it's 17.2% larger than the typical home in the postcode (151 m² median across 16 EPCs). Today's modelled estimate of £1,345,000 is 32.5% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£533/sq ft) was about 59.7% above the typical sold price in the postcode. Last sold in November 2015, so it's been off the market for around 11 years. 3 planning records sit against the property, 0 approved, 2 refused.
Energy performance
37 Cassiobury Drive's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Aug 2025
EPC Rating
Certificate validity
Expired on 24 August 2025
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,645 · Includes VAT
Planning history
3 applications on record at 37 Cassiobury Drive, Watford, WD17 3AA
- Dec 2016Loft ConversionFullOutcome in report
Extension: Single storey · Rear of property
Erection of a single storey rear extension, side extension at first floor level, re-roofing and loft conversion
Extension- Documents
- 12 docs on file
- Reference
- 16/01458/FULH
- More recent applications — locked
- Loft ConversionJun 2017Decision
- Loft ConversionApr 2017Decision
Unlock 37 Cassiobury Drive, Watford, WD17 3AA's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full, plus 1 notable nearby
- The 45 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
37 Cassiobury Drive valuation sits well clear of the typical sold price in this postcode.
£1,345,000
Modelled from EPC, postcode comparables.
£1,015,000
Recorded with HM Land Registry.
Sales timeline
17 November 2015Most recent
£1,015,000
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
37 Cassiobury Drive is notably below the street on co₂ emissions.
Price per m²
£5,734
Street avg £5,292
Floor Area
177 m²
Street avg 170 m²
Habitable Rooms
8 rooms
Street avg 7 rooms
CO₂ Emissions
10.0 t/year
Street avg 7.3 t/year
Similar properties nearby
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
0.2 km
Cassiobury Park Avenue — bus stop.
Closest school
0.2 km
West Herts College. 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
52.4dB

Night-time· 23:00 – 07:00
43.3dB







