Building-control records are not yet collected for Hounslow — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).

Place

What affects it?

Every mapped designation touching a premises in this postcode, with how many of its 21 premises each one covers.

Designation

Coverage

Conservation Area

Chiswick House · reference HSLCA09 · covers 21 of 21 premises. Demolition, alterations, trees and design are subject to additional heritage controls.

Article 4 Direction Area

Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction · reference A4D.2 · covers 20 of 21 premises. Some normally permitted changes may require planning permission.

Archaeological Priority Area

Summary and Definition The Archaeological Priority Area covers the full extent of Chiswick House and Gardens, a Grade I registered park and garden. The APA includes the Grade I listed Chiswick House, which is also a scheduled · reference 218669 · covers 1 of 21 premises. Groundworks may require archaeological assessment or investigation.

Conservation Area

Chiswick House · reference HSLCA09 · covers 21 of 21 premises. Demolition, alterations, trees and design are subject to additional heritage controls.

Article 4 Direction Area

Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction · reference A4D.2 · covers 20 of 21 premises. Some normally permitted changes may require planning permission.

Archaeological Priority Area

Nearby postcodes and streets

Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).

W4 4QE68 m W4 4QF79 m W4 4QG105 m W4 2AQ106 m W4 2QN114 m W4 4QQ129 m W4 4QP140 m W4 3HJ155 m

Great West Road Hogarth Lane0 mHogarth Lane0 mGreat West Road Ellesmere Road12 mEllesmere Road12 m Park Road14 m Park Road North28 m

People

Who is involved?

Applicants, agents and officers are attached per application; the current area build carries references only — the borough entity run adds the names here.

Development

What could it become?

Planning precedent0 applications and 1 mapped decisions in this postcode — precedent for what has been permitted and refused here.

Energy16 EPC records; ratings C: 7, D: 8, F: 1.

What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.

Intent signals

Planning Atlas Pro

Ownership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.

1 intent signal recorded in this postcode

EPC F/G

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Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.