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Buying at TW3 3QW

Before you offer on a home at TW3 3QW: the checks to raise with your surveyor and conveyancer, whether an asking price stands up against what sold nearby, how prices here have moved since 1995, what it costs to run a home, and a buyer's report for every home on the postcode.

1 thing to raise before an offer, and a street where the typical sale was £440k. In Hounslow Heath.

1 to check3 clear£440k typical on Cromwell Road

The checklist

Before you make an offer

Check
Noise above WHO guidelines: aircraft 59 dB (Heathrow)24-hour averages from Defra's 2022 noise maps (England). Visit at rush hour and at night.
Note
Ground: shrink-swell clay (subsidence) moderateBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.
Note
Article 4 directionSome work normally allowed without planning permission needs it here (Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction).
Note
Busy road: A315, 540 m awayAbout 16,106 vehicles a day in 2025 (DfT traffic counts).
Note
Inside London's ULEZOlder vehicles that don't meet its standards pay a daily charge to drive here.
Clear
No coal mining riskOutside the Coal Authority's coalfield.
Clear
No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.
Clear
Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Xoserve, UKHSA/BGS radon atlas, BGS GeoSure, Coal Authority, Environment Agency (© Environment Agency copyright and/or database right 2026), Defra noise maps, Historic England, Ofcom, council planning registers (OGL). For a particular home, its buyer's report (below) adds tenure, energy rating, age and extensions.

Price

Is the asking price fair?

£440ktypical sale on Cromwell Road, last 10 years

£5,250typical price per m² in Hounslow Heath

£2,310–£4,410per m² for homes at TW3 3QW sold since 2015

Multiply a home's floor area (on its energy certificate) by £5,250 for a neighbourhood benchmark: 90 m² comes to about £473k. Homes at TW3 3QW have sold below it. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

Trend

Prices in Hounslow Heath

Hounslow Heath

+47% over ten years (2015 to 2025).

Typical (median) sale price each year, all home types, HM Land Registry.

Comparables

What sold nearby in the last two years

Type	Sales	Typical	Range
Semi-detached	23	£585k	£305k – £710k
Terraced	23	£425k	£290k – £531k
Flat	18	£280k	£179k – £370k

Standard sales in Hounslow Heath. Every recent sale.

Running costs

What it costs to live here

A home's own band, energy rating and typical bills are in its buyer's report.

MHCLG council tax; Xoserve gas connections.

Supply

How often homes come up

4sales on Cromwell Road in the last two years

64sales in Hounslow Heath in the last two years

HM Land Registry standard sales.

Check a home

Buyer's reports for homes at TW3 3QW

Home	Last sold	Floor area
171, Cromwell RoadTerraced	£249,995, Feb 2007	140 m²	Buyer's report →
173, Cromwell RoadTerraced	£250,000, Apr 2008	54 m²	Buyer's report →
179, Cromwell RoadTerraced	£263,000, May 2007	–	Buyer's report →
181, Cromwell RoadTerraced	£250,000, Sept 2018	108 m²	Buyer's report →
187, Cromwell RoadTerraced	£245,000, Aug 2009	95 m²	Buyer's report →
189, Cromwell RoadTerraced	£250,000, Jul 2012	83 m²	Buyer's report →
193, Cromwell RoadOther	£410,000, Feb 2021	93 m²	Buyer's report →
197, Cromwell RoadTerraced	£225,000, Jun 2014	114 m²	Buyer's report →
199, Cromwell RoadTerraced	£205,000, Jun 2003	–	Buyer's report →
201, Cromwell RoadTerraced

More for buying: Where can I afford? · How much to offer · Buying checklist · Check your documents

Go deeper

Checking this postcode…

Buying at TW3 3QW

1 thing to raise before an offer, and a street where the typical sale was £440k. In Hounslow Heath.

1 to check3 clear£440k typical on Cromwell Road

Before you make an offer

Check

Noise above WHO guidelines: aircraft 59 dB (Heathrow)24-hour averages from Defra's 2022 noise maps (England). Visit at rush hour and at night.

Note

Ground: shrink-swell clay (subsidence) moderateBGS rates the wider 5 km area for these; it describes the area, not the plot. Mention it to your surveyor, especially for an older home or big trees near the house.

Note

Article 4 directionSome work normally allowed without planning permission needs it here (Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction).

Note

Busy road: A315, 540 m awayAbout 16,106 vehicles a day in 2025 (DfT traffic counts).

Note

Inside London's ULEZOlder vehicles that don't meet its standards pay a daily charge to drive here.

Clear

No coal mining riskOutside the Coal Authority's coalfield.

Clear

No river or sea flood risk recordedNot in the Environment Agency's high or medium risk areas. Surface water isn't included: check the exact address on GOV.UK.

Clear

Gigabit broadband100% of premises in the postcode can get it (Ofcom).

Is the asking price fair?

£440ktypical sale on Cromwell Road, last 10 years

£5,250typical price per m² in Hounslow Heath

£2,310–£4,410per m² for homes at TW3 3QW sold since 2015

Multiply a home's floor area (on its energy certificate) by £5,250 for a neighbourhood benchmark: 90 m² comes to about £473k. Homes at TW3 3QW have sold below it. Check an asking price.

HM Land Registry sold prices; floor areas from energy certificates.

What homes cost and rent in Hounslow Heath, by size

Size	Typical value today	Cheaper quarter	Estimated rent	Gross yield
1 bed	£231k	£204k	£1,470 a month	7.6%
2 beds	£391k	£293k	£1,920 a month	5.9%
3 beds	£537k	£479k	£2,200 a month	4.9%
4+ beds	£593k	£558k	£2,660 a month	5.4%
All homes	£498k	£391k	£1,920 a month	4.6%

Values: sales since 2021 of homes with an energy certificate (bedrooms estimated from its rooms), carried to today on the local price index; the cheaper quarter is what a quarter of them go for under. Rents are estimates: the council's typical private rent (ONS) adjusted for how values here compare. Gross yield = a year's rent ÷ value, before costs. Compare it with other places