39a, St Johns Road, Watford, WD17 1QB
About 39a
39a is an end-of-terrace house in Watford (WD17 1QB). It has a recorded floor area of 160 m² (around 1722 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (November 2019) shows a D (score 61), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80).
Held since August 2004 — that's 22 years off the open market, well above the local norm. Across the public record there are 4 sales, relatively high churn for a single property. At 160 m² the property is well over the postcode median (104 m² across 20 EPCs), placing it in the larger end of the local stock. Across 1997–2004, sale prices on this property compounded at 16% per year. Today's modelled estimate of £513,000 sits 170% above the 2004 sale of £190,000. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 63.2% below the postcode norm.
Energy performance
39a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Certificate validity
Valid until 18 November 2029
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,085 · Includes VAT
Planning history
39a has no planning applications on record.
But the area is active
7 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
39a has more than doubled in price since the earliest registered sale in 1997.
£513,000
Modelled from EPC, postcode comparables and a sale-price growth of 16.0% per year over 7 years.
£190,000
Growth on file: 16.0% per year over 7 years.
Sales timeline
31 August 2004Most recent
£190,000
+8.6%over 1 year12 September 2002
£175,000
+136.6%over 3 years17 September 1998
£73,950
+7.2%over 11 months31 October 1997
£69,000
Median price across the last 5 sales in WD17 1QB: £398,000 (2023–2021).
Nearby sales in WD17 1QB
Versus other St Johns Road homes
39a is notably below the street on price per m².
Price per m²
£1,188
Street avg £3,521
Floor Area
160 m²
Street avg 143 m²
Habitable Rooms
6 rooms
Street avg 8 rooms
CO₂ Emissions
7.0 t/year
Street avg 4.3 t/year
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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
0.1 km
Beechen Grove North — bus stop.
Closest school
0.4 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
55.0dB

Night-time· 23:00 – 07:00
45.6dB







