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257a, High Street, Hounslow, TW3 1EA

2 planning records
Property type
Mid terrace
Floor 01
Habitable rooms
3
From EPC
Floor area
56 m²
603 sq ft
Energy rating
D
Score 58
Council tax
Band C
Tenure
Social Rental
Overview

About 257a

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

257a is a mid-terrace house in Hounslow (TW3 1EA). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (May 2023) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 3 certificates since January 2020. Between certificates, wall efficiency went from Poor to Very Good, roof efficiency went from Very Poor to Good and window efficiency went from Very Poor to Good; while hot-water efficiency dropped from Good to Poor and main heating dropped from Good to Very Poor. Main heating runs on electricity.

2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and subdivision, meaningful when judging how the property has evolved. At 56 m² it's 19.1% larger than the typical home in the postcode (47 m² median across 3 EPCs).

Before you offer

Know exactly what you're buying at 257a

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

Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 3)
May 2023

EPC Rating

A
B
C
D
D58
E
F
G
Main Heating
Electric & Gas
Main Fuel
Electric
Hot Water
Poor
Windows
Good
CO2 Emissions
2.4 t/year
Occupancy
Rented

Property Improvements

Changes detected from historical EPC data

May 2023from Jan 2020
EPC improved fromD64toC69
Main Fuel
GasElectric

Changed to a more efficient fuel source

Hot Water
Main SystemSolar

Hot water system upgraded

Windows
SingleFull Double

Single glazing replaced with double or better glazing

Walls
PoorVery Good

Wall insulation improved

Roof Insulation
UninsulatedWell Insulated

Loft insulation installed or upgraded to 250mm+

Renewable Energy
NoneSolar HW

Solar water heating installed

May 2023from May 2023
EPC improved fromC69toD58
Renewable Energy
Solar HWSolar PV + Solar HW

Solar PV added

Planning

Planning history

Applications and permits filed against 257a, High Street, Hounslow, TW3 1EA, sourced from the PlanIt planning register.

Council records show a subdivision application — the property's legal arrangement has been altered.

  1. Jun 2022
    Conditions
    In report

    Details of conditions 4 (cycle parking), 5 (waste and recycling) and 10 (landscaping) submitted pursuant of planning permission 00610/257A/P1 dated 14/02/2022 for erection of a part first floor rear extension and conversion of existing flat into two flats with associated refuse storage and cycle parking.

    Documents
    6 docs on file
    Reference
    P/2022/1224
    View planning record
  2. Feb 2022
    SubdivisionFull
    In report

    Extension: Rear of property

    Erection of a part first floor rear extension and conversion of existing flat into two flats with associated refuse storage and cycle parking.

    Extension
    Documents
    10 docs on file
    Reference
    P/2021/3933
    View planning record
Before you offer

We flagged 2 things worth checking at 257a

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.

257a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.

Current estimate

£264,000

Modelled from EPC, postcode comparables.

See how we calculated this

No sales recorded with HM Land Registry

That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.

Median price across the last 5 sales in TW3 1EA: £800,000 (2023–2017).

Before you offer

Everything we know about 257a, 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 High Street homes

Three headline reads against 3 similar flats on this street, drawn from the latest EPC and Land Registry data.

EPC Rating

58 (D)

Street avg 66 (D)

Below

Floor Area

56 m²

Street avg 59 m²

Above

CO₂ Emissions

2.4 t/year

Street avg 2.5 t/year

Below
Area

The neighbourhood at a glance

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

Rail-style transport is unusually close for this postcode.

Crime

16/mo

Rising year-on-year across the wider district.

Nearest stop

0.1 km

Treaty Centre — bus stop.

Closest school

0.5 km

Lift Kingsley. 48 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 TW3 1EA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for TW3 1EA

Daytime· 07:00 – 23:00

55.5dB

Moderate
Night-time road noise heatmap for TW3 1EA

Night-time· 23:00 – 07:00

45.8dB

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 257a, High Street, Hounslow, TW3 1EA. Each answer is also embedded as structured data for search engines.