Flat 5, 14 Rosslyn Road, Watford, WD18 0JY
About Flat 5
Flat 5 is a one-bedroom semi-detached house in Watford (WD18 0JY). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 2007-2011. The latest certificate (October 2025) shows a C (score 73). The rating has held steady at C across 2 certificates since February 2015. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 85). Main heating runs on electricity. At 42 m² this is the 4th smallest of 11 units on EPC record in the building, where floor areas span 31–53 m².
On the market in March 2015 and unlisted since — roughly 11 years. Today's modelled estimate of £244,000 is 13.5% above the 2015 sale price.
Know exactly what you're buying at Flat 5
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
- Bedrooms1
- Bathrooms1
Energy performance
Flat 5's carbon output is low for the local stock.
EPC Rating
Planning history
Flat 5 has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at Flat 5
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
30-day money-back guarantee
Sales history & valuation
£244,000
Modelled from EPC, postcode comparables.
£215,000
Recorded with HM Land Registry.
Sales timeline
17 March 2015Most recent
£215,000
Median price across the last 5 sales in WD18 0JY: £242,000 (2023–2015).
Nearby sales in WD18 0JY
Flat 9, 14 Rosslyn Road, Watford, WD18 0JY
Sold Mar 2023
£250,000Flat 3, 14 Rosslyn Road, Watford, WD18 0JY
Sold Dec 2021
£242,000Flat 11, 14 Rosslyn Road, Watford, WD18 0JY
Sold Mar 2016
£243,000Flat 2, 14 Rosslyn Road, Watford, WD18 0JY
Sold Mar 2015
£191,000Flat 1, 14 Rosslyn Road, Watford, WD18 0JY
Sold Mar 2015
£206,500
Everything we know about Flat 5, 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 Rosslyn Road homes
CO₂ Emissions for Flat 5 runs comfortably ahead of the street norm.
Price per m²
£5,119
Street avg £4,976
Floor Area
42 m²
Street avg 48 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
CO₂ Emissions
0.4 t/year
Street avg 1.8 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
0.2 km
Town Hall — 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
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
55.9dB

Night-time· 23:00 – 07:00
46.6dB