1 Duke Street, Watford, WD17 2PB
About 1 Duke Street
1 Duke Street is a semi-detached house in Watford (WD17 2PB). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (November 2024) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in November 2013 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 87), a 2-band jump.
One planning application is currently pending a decision in 2025. Today's modelled estimate of £387,000 is 45.5% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£339/sq ft) was about 33% above the typical sold price in the postcode. Last sold in January 2014, so it's been off the market for around 13 years.
Everything you need to know about 1 Duke Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 27 November 2034
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
There is a planning application currently awaiting a decision.
1 application on record at 1 Duke Street, Watford, WD17 2PB
1 live now- Mar 2025ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Erection of single story rear extension. Rear side extension on the first floor. There are some internal alterations, shown on the proposed plans including few windows to the road side as of the opposite side property on Duke Street.
- Documents
- 10 docs on file
- Reference
- 25/00321/FULH
Unlock 1 Duke Street, Watford, WD17 2PB's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn
- All 1 application on this property in full, plus 8 notable nearby
- The 10 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1 Duke Street valuation sits well clear of the typical sold price in this postcode.
£387,000
Modelled from EPC, postcode comparables.
£266,000
Recorded with HM Land Registry.
Sales timeline
24 January 2014Most recent
£266,000
Median price across the last 5 sales in WD17 2PB: £347,500 (2025–2014).
Versus other Duke Street homes
On habitable rooms, 1 Duke Street runs well behind the street norm.
Price per m²
£3,644
Street avg £3,798
Floor Area
73 m²
Street avg 79 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 4.4 t/year
Everything you need to know about 1 Duke Street
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

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
Beechen Grove — bus stop.
Closest school
0.2 km
Watford St John's Church of England Primary School. 36 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
57.2dB

Night-time· 23:00 – 07:00
48.0dB






