17 Blackwell Drive, Watford, WD19 4HP
About 17 Blackwell Drive
17 Blackwell Drive is a four-bedroom end-of-terrace house in Watford (WD19 4HP). It has a recorded floor area of 100 m² (around 1076 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (May 2021) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2011. Between certificates, window efficiency went from Poor to Average; while roof efficiency dropped from Good to Very Poor and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 80).
Untraded for 15 years, with the last transfer in March 2011. Today's modelled estimate of £547,000 sits 119.7% above the 2011 sale of £249,000. On a £-per-square-foot basis, the last sale (£231/sq ft) was about 33.4% below the postcode norm. 3 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved.
What this property has
Inside
- Bedrooms4
Outside
- Private gardenRear
- ParkingAllocated
Energy performance
EPC Rating
Certificate validity
Valid until 9 May 2031
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Windows upgraded, improving insulation
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Planning history
17 Blackwell Drive has been extended on multiple sides of the property across separate planning applications.
3 applications on record at 17 Blackwell Drive, Watford, WD19 4HP
- Jul 2012ExtensionFullOutcome in report
Extension: Side and rear of property
Erection of single storey rear extension and double storey side and rear extension.
- Documents
- 18 docs on file
- Reference
- 12/00524/FULH
- More recent applications — locked
- ExtensionJul 2024Decision
- ExtensionNov 2012Decision
Unlock 17 Blackwell Drive, Watford, WD19 4HP'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- Every decision — granted, refused or withdrawn (3 on record)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 4 notable nearby
- The 39 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
17 Blackwell Drive valuation sits well clear of the typical sold price in this postcode.
£547,000
Modelled from EPC, postcode comparables.
£249,000
Recorded with HM Land Registry.
Sales timeline
25 March 2011Most recent
£249,000
Median price across the last 5 sales in WD19 4HP: £430,000 (2019–2014).
Nearby sales in WD19 4HP
Versus other Blackwell Drive homes
17 Blackwell Drive is notably below the street on price per m².
Price per m²
£2,490
Street avg £4,156
Floor Area
100 m²
Street avg 101 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
4.1 t/year
Street avg 4.9 t/year
Similar properties nearby
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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
Riverside Road — bus stop.
Closest school
0.5 km
Field Junior 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
52.1dB

Night-time· 23:00 – 07:00
42.6dB







