Planning appeal decision
166 Grafton Road, London, NW5 4BA
Planning appeal 6013300 at 166 Grafton Road, London, NW5 4BA (London Borough of Camden) was dismissed on 13 October 2026, by written representations. The main issue, as the Inspector framed it: its effect on the character and appearance of the area.
a mansard style roof extension to existing second floor flat
- Authority
- London Borough of Camden
- Appeal type
- Planning
- Procedure
- Written
- Development
- residential
- Postcode
- NW5 4BA
Main issues, as the Inspector framed them
- its effect on the character and appearance of the area
What decided it
The proposal would disrupt the consistent roofline and architectural rhythm of the terrace, causing significant and enduring harm to character and appearance that outweighs the moderate benefit of additional floorspace.
the moderate benefit of additional floorspace and improved living conditions was outweighed by the significant and enduring harm to the character and appearance of the area
What the Inspector cited
- Development plan policies
- Policy D1 of the Camden Local Plan (2017)
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 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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