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20 St Marys Road, Watford, WD18 0EF

7 sales on record
Property type
Mid terrace
Bedrooms
2
Floor area
75 m²
809 sq ft
Energy rating
E
Score 52
Council tax
Band C
Tenure
Owner Occupied
Overview

About 20 St Marys Road

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

20 St Marys Road is a two-bedroom mid-terrace house in Watford (WD18 0EF). It has a recorded floor area of 75 m² (around 809 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2010) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 60). The latest certificate is from October 2010, so improvements made since then won't be reflected. Other recorded features include a balcony.

Across 1999–2013, sale prices on this property compounded at 9.3% per year. Today's modelled estimate of £359,000 sits 52.8% above the 2013 sale of £235,000. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 37.8% above the typical sold price in the postcode. Last changed hands 13 years ago, in April 2013. Across the public record there are 7 sales, relatively high churn for a single property. It lags the bulk of the postcode on energy efficiency (less efficient than 89% of similar EPCs).

Before you offer

Know exactly what you're buying at 20 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

Signs of HMO activity in the area
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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Specifications

What this property has

Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.

Inside

  • Bedrooms2
  • Dining roomYes

Outside

  • Private gardenYes
  • BalconyYes

Building

  • RefurbishedYes
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

20 St Marys Road's EPC is over a decade old — improvements since won't be reflected.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 20 Oct 2020

EPC Rating

A
B
C
D
E
E52
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
4.7 t/year
Occupancy
Owner Occupied
Planning

Planning history

Applications and permits filed against 20 St Marys Road, Watford, WD18 0EF, sourced from the PlanIt planning register.

20 St Marys Road has no planning applications on record.

Notable planning nearby

7applications of note in the surrounding area

Before you offer

We flagged 1 thing worth checking at 20 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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Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

Sale price has grown by over 3x since 1999.

Current estimate

£359,000

Modelled from EPC, postcode comparables and a sale-price growth of 9.3% per year over 14 years.

See how we calculated this
Last sold (2013)

£235,000

Growth on file: 9.3% per year over 14 years.

Sales timeline

  1. 9 April 2013Most recent

    £235,000

    +16.0%over 2 years
  2. 10 December 2010

    £202,500

    +17.7%over 4 years
  3. 15 June 2006

    £172,000

    +1.2%over 1 year
  4. 11 August 2004

    £169,950

    +9.6%over 1 year
  5. 1 April 2003

    £155,000

    +44.9%over 2 years
  6. 22 August 2000

    £107,000

    +56.2%over 1 year
  7. 24 June 1999

    £68,500

Median price across the last 5 sales in WD18 0EF: £360,000 (2025–2016).

Before you offer

Everything we know about 20 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
£14.99
Trusted by UK homebuyers
Preview of the full property report
On the street

Versus other St Marys Road homes

Four headline reads against 27 similar houses on this street, drawn from the latest EPC and Land Registry data.

EPC Rating for 20 St Marys Road lags the street by a wide margin.

Price per m²

£3,126

Street avg £3,199

On par

Floor Area

75 m²

Street avg 71 m²

Strongly above

Habitable Rooms

5 rooms

Street avg 4 rooms

Strongly above

CO₂ Emissions

4.7 t/year

Street avg 3.3 t/year

Strongly below
Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Watford district page.

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

0.1 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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around WD18 0EF from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for WD18 0EF

Daytime· 07:00 – 23:00

55.7dB

Moderate
Night-time road noise heatmap for WD18 0EF

Night-time· 23:00 – 07:00

46.8dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 20 St Marys Road, Watford, WD18 0EF. Each answer is also embedded as structured data for search engines.