33 St Marys Road, Watford, WD18 0EE
About 33 St Marys Road
33 St Marys Road is a mid-terrace house in Watford (WD18 0EE). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (January 2021) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in September 2012 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 89), a 2-band jump.
Sold September 2020 for £343,000. Across the public record there are 5 sales, relatively high churn for a single property. Across 2000–2020, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£483/sq ft) was about 120.7% above the typical sold price in the postcode.
Know exactly what you're buying at 33 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
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Planning history
33 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 33 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
33 St Marys Road has more than tripled in price since its earliest registered sale in 2000.
£343,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 21 years.
£343,000
Growth on file: 6.2% per year over 21 years.
Sales timeline
22 September 2020Most recent
£343,000
+66.5%over 12 years8 February 2008
£206,000
+21.9%over 1 year20 March 2006
£169,000
+4.3%over 2 years3 July 2003
£162,000
+62.0%over 3 years18 February 2000
£100,000
Median price across the last 5 sales in WD18 0EE: £350,000 (2024–2021).
Nearby sales in WD18 0EE
Everything we know about 33 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
On price per m², 33 St Marys Road stands well clear of the street.
Price per m²
£5,197
Street avg £3,568
Floor Area
66 m²
Street avg 74 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
3.0 t/year
Street avg 3.8 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
0.1 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