50 St James Road, Watford, WD18 0DX
About 50 St James Road
50 St James Road is a three-bedroom semi-detached house in Watford (WD18 0DX). It has a recorded floor area of 98 m² (around 1055 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (July 2021) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
At 98 m² the property is well over the postcode median (73 m² across 40 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2023. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 2006–2024, sale prices on this property compounded at 5% per year. On a £-per-square-foot basis, the last sale (£450/sq ft) was about 85.5% above the typical sold price in the postcode. Last sale on file: £475,000 in July 2024.
Know exactly what you're buying at 50 St James Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Outside
- Private gardenYes
- ParkingOff street
Building
- Heating systemGas
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
- Apr 2023Loft ConversionAmendmentIn report
Extension: Side of property
Lawful development certificate for proposed single storey side extension and loft conversion including rear dormer and x2 front roof lights
Extension- Documents
- 6 docs on file
- Reference
- 23/00229/LDC
We flagged 1 thing worth checking at 50 St James Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
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Sales history & valuation
Sale price has at least doubled since 2006.
£495,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.0% per year over 18 years.
£475,000
Growth on file: 5.0% per year over 18 years.
Sales timeline
31 July 2024Most recent
£475,000
+139.9%over 17 years23 August 2006
£198,000
Median price across the last 5 sales in WD18 0DX: £395,000 (2025–2025).
Nearby sales in WD18 0DX
Everything we know about 50 St James Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area

Versus other St James Road homes
50 St James Road outperforms the street on habitable rooms by a wide margin.
Price per m²
£4,847
Street avg £3,847
Floor Area
98 m²
Street avg 91 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.7 t/year
Street avg 4.7 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
The Hornets — bus stop.
Closest school
0.3 km
Watford Grammar School for Girls. 37 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
54.0dB

Night-time· 23:00 – 07:00
44.6dB