9 Duke Street, Watford, WD17 2PB
About 9 Duke Street
9 Duke Street is a mid-terrace house in Watford (WD17 2PB). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (August 2016) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
A recent sale: £400,000 in July 2025. Across 2006–2025, sale prices on this property compounded at 4.6% per year. On a £-per-square-foot basis, the last sale (£531/sq ft) was about 108.5% above the typical sold price in the postcode.
Everything you need to know about 9 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 Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Aug 2026
EPC Rating
Certificate validity
Expired on 28 August 2026
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 £1,020 · Includes VAT
Planning history
9 Duke Street has no planning applications on record.
But the area is active
8 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
9 Duke Street has more than doubled in price since the earliest registered sale in 2006.
£414,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.6% per year over 19 years.
£400,000
Growth on file: 4.6% per year over 19 years.
Sales timeline
15 July 2025Most recent
£400,000
+15.1%over 8 years17 November 2016
£347,500
+104.4%over 10 years6 September 2006
£170,000
Median price across the last 5 sales in WD17 2PB: £346,000 (2025–2014).
Versus other Duke Street homes
Price per m² for 9 Duke Street runs comfortably ahead of the street norm.
Price per m²
£5,714
Street avg £3,568
Floor Area
70 m²
Street avg 79 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.5 t/year
Street avg 4.4 t/year
Everything you need to know about 9 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

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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






