Planning appeal decision
Premises Known As 764 Great West Road, Isleworth, TW7 5NA
Planning appeal 3298996 at Premises Known As 764 Great West Road, Isleworth, TW7 5NA (London Borough of Hounslow) was allowed in part (a split decision) on 18 January 2024 by Inspector Baxter C, by written representations. The main issue, as the Inspector framed it: Whether the development preserves or enhances the character or appearance of the Osterley Park Conservation Area and the locally listed building.
without planning permission the erection of a single storey side extension with extractor flues, a rear infill extension, first floor roof terrace with fencing, first floor rear extension, erection of storage containers, installation of hardstanding and all associated works to the Land
- Authority
- London Borough of Hounslow
- Appeal type
- enforcement · Enforcement Notice
- Procedure
- Written Representations
- Development
- other · Other minor developments
- Inspector
- Baxter C
- Postcode
- TW7 5NA
Main issues, as the Inspector framed them
- Whether the development preserves or enhances the character or appearance of the Osterley Park Conservation Area and the locally listed building
- The effect of the development on the living conditions of occupiers of neighbouring properties in terms of outlook, privacy and noise
- The effect of the development on pedestrian safety with regards to parking
What decided it
The significant harm to the character and appearance of the conservation area and locally listed building, combined with pedestrian safety concerns arising from the hardstanding parking arrangement, outweighed any benefits and rendered the development contrary to the development plan and Framework.
What the Inspector cited
- Development plan policies
- Policy CC1Policy CC2Policy CC4Policy GB7Policy EQ5Policy EC2Policy G6Policy T6.4
- National Planning Policy Framework
- Paragraph 205
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
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With an account
What an account adds to this decision


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The authority’s record since 2016 · every decision in 2024
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- Notice upheld28 September 20263340528Fawns Manor House, Hounslow, TW14 8EN
- Allowed24 September 2026601065214 Turnham Green Terrace Mews, Chiswick, London, W4 1QU
- Notice upheld22 September 2026336674819 Park Drive, London, W3 8ND
The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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