55 St Marys Road, Watford, WD18 0EE
About 55 St Marys Road
55 St Marys Road is a mid-terrace house in Watford (WD18 0EE). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (October 2020) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
Across 2006–2021, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £405,000 is 10.4% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£455/sq ft) was about 105.2% above the typical sold price in the postcode. Last sale on file: £367,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. One historical planning record sits against the property in 2009.
Know exactly what you're buying at 55 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
Planning history
Council records include a part-single-part-two-storey rear extension at 55 St Marys Road.
- Dec 2009ExtensionFullIn report
Extension: Part single, part two storey · Rear of property
Erection of a single and part two storey rear extension
- Documents
- 32 docs on file
- Reference
- 09/00839/FULH
We flagged 1 thing worth checking at 55 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
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Sales history & valuation
55 St Marys Road has more than doubled in price since the earliest registered sale in 2006.
£405,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 15 years.
£367,000
Growth on file: 5.7% per year over 15 years.
Sales timeline
9 June 2021Most recent
£367,000
+129.4%over 15 years18 May 2006
£160,000
Median price across the last 5 sales in WD18 0EE: £345,000 (2024–2020).
Nearby sales in WD18 0EE
Everything we know about 55 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
Years Held for 55 St Marys Road lags the street by a wide margin.
Price per m²
£4,893
Street avg £3,577
Floor Area
75 m²
Street avg 73 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
2.6 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