15 Cardiff Road, Watford, WD18 0DS
About 15 Cardiff Road
15 Cardiff Road is a mid-terrace house in Watford (WD18 0DS). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (July 2025) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in August 2018 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and window efficiency went from Average to Good. The recommended improvements would push it to C (score 79).
At 92 m² the property is well over the postcode median (70 m² across 27 EPCs), placing it in the larger end of the local stock. Across 2003–2018, sale prices on this property compounded at 3.7% per year. Today's modelled estimate of £446,000 sits 51.2% above the 2018 sale of £295,000. On a £-per-square-foot basis, the last sale (£298/sq ft) was about 25% above the typical sold price in the postcode. One planning record on file: a loft conversion approved in 2024. Past consents include a loft conversion, meaningful when judging how the property has evolved. Sold November 2018 for £295,000.
Know exactly what you're buying at 15 Cardiff 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
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
High performance glazing installed
Loft insulation installed or upgraded to 250mm+
Planning history
- Jul 2024Loft ConversionAmendmentIn report
Lawful Development Certificate for a loft conversion with front roof lights - formation of L-Shaped rear dormer under permitted development allowance.
- Documents
- 13 docs on file
- Reference
- 24/00502/LDC
We flagged 1 thing worth checking at 15 Cardiff 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
30-day money-back guarantee
Sales history & valuation
15 Cardiff Road changed hands twice within eighteen months — unusual for the area.
£446,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 15 years.
£295,000
Growth on file: 3.7% per year over 15 years.
Sales timeline
19 November 2018Most recent
£295,000
+7.3%14 June 2018
£275,000
+59.9%over 14 years3 November 2003
£172,000
Median price across the last 5 sales in WD18 0DS: £315,000 (2025–2024).
Nearby sales in WD18 0DS
Everything we know about 15 Cardiff 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 Cardiff Road homes
15 Cardiff Road outperforms the street on habitable rooms by a wide margin.
Price per m²
£3,207
Street avg £3,605
Floor Area
92 m²
Street avg 79 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.7 t/year
Similar properties nearby
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
Lammas Road — bus stop.
Closest school
0.2 km
Field Junior 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
53.8dB
Night-time· 23:00 – 07:00
44.6dB