Planning appeal decision
24 Cassiobury Park Avenue, Watford, Herts, WD18 7LB
Planning appeal 3342609 at 24 Cassiobury Park Avenue, Watford, Herts, WD18 7LB (Watford Borough Council) was dismissed on 31 October 2024 by Inspector Deane G, by written representations. The main issue, as the Inspector framed it: The effect of the proposed development on the character and appearance of the host building and the local area.
the erection of a 2-storey rear extension
- Authority
- Watford Borough Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Deane G
- Postcode
- WD18 7LB
Main issues, as the Inspector framed them
- The effect of the proposed development on the character and appearance of the host building and the local area
What decided it
The proposed rear extension would cause significant harm to the character and appearance of the locally listed building as a non-designated heritage asset and its contribution to the local area, which cannot be justified by the provision of additional living space.
What the Inspector cited
- Development plan policies
- Policy QD6.1Policy QD6.2Policy QD6.4Policy HE7.1Policy HE7
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
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


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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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