13 St Marys Road, Watford, WD18 0EE
About 13 St Marys Road
13 St Marys Road is a three-bedroom mid-terrace house in Watford (WD18 0EE). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (June 2024) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in August 2010 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump.
Across 1999–2014, sale prices on this property compounded at 7.5% per year. Today's modelled estimate of £413,000 sits 65.2% above the 2014 sale of £250,000. On a £-per-square-foot basis, the last sale (£306/sq ft) was about 37.9% above the typical sold price in the postcode. Last sold in September 2014, so it's been off the market for around 12 years.
Know exactly what you're buying at 13 St Marys 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
- Bathrooms2
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Windows upgraded, improving insulation
More low energy lighting installed
Planning history
13 St Marys Road has no planning applications on record.
Notable planning nearby
7applications of note in the surrounding area
We flagged 1 thing worth checking at 13 St Marys 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
13 St Marys Road has more than doubled in price since the earliest registered sale in 1999.
£413,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.5% per year over 15 years.
£250,000
Growth on file: 7.5% per year over 15 years.
Sales timeline
16 September 2014Most recent
£250,000
+197.6%over 15 years5 September 1999
£84,000
Median price across the last 5 sales in WD18 0EE: £350,000 (2024–2021).
Nearby sales in WD18 0EE
Everything we know about 13 St Marys 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 Marys Road homes
Price per m²
£3,289
Street avg £3,627
Floor Area
76 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.7 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
0.1 km
Wiggenhall Road — bus stop.
Closest school
0.2 km
Watford Grammar School for Girls. 35 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
55.7dB

Night-time· 23:00 – 07:00
46.7dB