Planning appeal decision
305 Whitton Dene, Isleworth, Hounslow, London, TW7 7NE
Planning appeal 3294957 at 305 Whitton Dene, Isleworth, Hounslow, London, TW7 7NE (London Borough of Hounslow) was dismissed on 3 November 2022 by Inspector Hughes L, by written representations. The main issue, as the Inspector framed it: the effect of the development on the character and appearance of the host property and wider streetscene.
a single storey rear/side extension, first floor side and rear extension, and conversion of the property into two self-contained units
- Authority
- London Borough of Hounslow
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Minor Dwellings
- Inspector
- Hughes L
- Postcode
- TW7 7NE
Main issues, as the Inspector framed them
- the effect of the development on the character and appearance of the host property and wider streetscene
- whether the existing building is suitable for conversion into flats
What decided it
The proposed extensions would result in unacceptable harm to the character and appearance of the host property and wider streetscene through excessive massing and poor proportionality, contrary to local plan policies and design guidance.
What the Inspector cited
- Development plan policies
- Policy SC5Policy CC1Policy CC2Policy SC7Policy SC6
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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What an account adds to this decision


More decisions in London Borough of Hounslow
The authority’s record since 2016 · every decision in 2022
- Allowed26 October 202660155723 Chatsworth Crescent, Hounslow, TW3 2PE
- Dismissed23 October 2026601117245 Colonial Road, Feltham, TW14 8AA
- Dismissed23 October 2026601117145 Colonial Road, Feltham, TW14 8AA
- Allowed21 October 202660139991 Cassiobury Avenue, Feltham, TW14 9JE
- Dismissed19 October 20266015127251 Jersey Road, Isleworth, TW7 4RF
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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