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21 St Marys Road, Long Ditton, Surbiton, KT6 5EU

EPC B6 planning records
Property type
Detached
Bedrooms
5
Bathrooms
3
Floor area
528 m²
5683 sq ft
Energy rating
B
Score 81
Council tax
Band G
Tenure
Private Rental
Overview

About 21 St Marys Road

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

21 St Marys Road is a five-bedroom detached house in Long Ditton, Surbiton, Surbiton (KT6 5EU). It has a recorded floor area of 528 m² (around 5683 sq ft), construction records dating it to 2012 onwards and council tax band G. The latest certificate (December 2023) returns a B (score 81), comfortably above the UK average. When first surveyed in May 2013 the rating was C, the property has climbed 1 band since. Between certificates, lighting went from Average to Very Good; while window efficiency dropped from Very Good to Good and hot-water efficiency dropped from Very Good to Poor. Main heating runs on electricity. Other recorded features include a loft.

Across 2007–2014, sale prices on this property compounded at 21.4% per year. Today's modelled estimate of £1,905,000 is 23.8% below the 2014 sale of £2,500,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£440/sq ft) was about 53.1% above the typical sold price in the postcode. At 528 m² the property is well over the postcode median (238 m² across 14 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). Last sold in July 2014, so it's been off the market for around 12 years. 6 planning records sit against the property, 3 approved, 2 refused.

Before you offer

Know exactly what you're buying at 21 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 areaLarger development activity nearby
£14.99
Trusted by UK homebuyers

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

  • Bedrooms5
  • Bathrooms3
  • Open-plan layoutYes
  • Utility roomYes
  • StudyYes
  • LoftYes

Outside

  • Private gardenYes
Energy

Energy performance

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

Achieving this rating across a home of this size is uncommon — larger homes typically score lower.

Current Certificate(1 of 2)
Dec 2023

EPC Rating

A
B
B81
C
D
E
F
G
Main Heating
Heat Pump
Main Fuel
Electric
Hot Water
Poor
Windows
Good
CO2 Emissions
4.7 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

Dec 2023from May 2013
EPC improved fromC75toB81
Heating System
Gas BoilerHeat Pump

Heat pump installed, significantly improving energy efficiency

Main Fuel
GasElectric

Changed to a more efficient fuel source

Hot Water
SolarMain System

Hot water system changed

Roof Insulation
InsulatedWell Insulated

Loft insulation upgraded to recommended levels

Planning

Planning history

Applications and permits filed against 21 St Marys Road, Long Ditton, Surbiton, KT6 5EU, sourced from the PlanIt planning register.
  1. Nov 2012
    Conditions
    In report

    Confirmation of Compliance with Conditions: 3 (Materials) and 5 (Landscaping) of planning permission 2008/0465

    Documents
    2 docs on file
    Reference
    2010/0812
    View planning record
  2. Jun 2011
    RenovationFull
    In report

    1.8 metre high timber entrance gate and 2.2 metre high brick piers

    Documents
    7 docs on file
    Reference
    2011/5412
    View planning record
Before you offer

We flagged 2 things worth checking at 21 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
  • Larger development activity nearby
£14.99

30-day money-back guarantee

Price

Sales history & valuation

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

Latest sale on 21 St Marys Road was the highest on Land Registry record across the postcode.

Current estimate

£1,905,000

Modelled from EPC, postcode comparables and a sale-price growth of 21.4% per year over 7 years.

See how we calculated this
Last sold (2014)

£2,500,000

Growth on file: 21.4% per year over 7 years.

Sales timeline

  1. 17 July 2014Most recent

    £2,500,000

    +262.3%over 6 years
  2. 30 November 2007

    £690,000

Median price across the last 5 sales in KT6 5EU: £585,000 (2024–2019).

Before you offer

Everything we know about 21 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
  • Larger development activity nearby
£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 9 similar houses on this street, drawn from the latest EPC and Land Registry data.

21 St Marys Road outperforms the street on floor area by a wide margin.

Price per m²

£4,735

Street avg £4,585

On par

Floor Area

528 m²

Street avg 281 m²

Strongly above

Habitable Rooms

10 rooms

Street avg 10 rooms

On par

CO₂ Emissions

4.7 t/year

Street avg 8.2 t/year

Strongly above
Area

The neighbourhood at a glance

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

Rail-style transport is unusually close for this postcode.

Crime

9/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

St Mary's Road — bus stop.

Closest school

0.4 km

Long Ditton Infant and Nursery School. 29 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 KT6 5EU from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for KT6 5EU

Daytime· 07:00 – 23:00

51.4dB

Low
Night-time road noise heatmap for KT6 5EU

Night-time· 23:00 – 07:00

40.6dB

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 21 St Marys Road, Long Ditton, Surbiton, KT6 5EU. Each answer is also embedded as structured data for search engines.