Planning appeal decision
18 Hooper Street, Cambridge, Cambridgeshire, CB1 2NZ
Planning appeal 6005170 at 18 Hooper Street, Cambridge, Cambridgeshire, CB1 2NZ (Cambridge City Council) was allowed on 1 May 2026 by Inspector Shrimplin R, 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 its surroundings in the Mill Road Conservation Area.
described in the application form as a “Single-storey rear extension with formation of a rear courtyard and replacement windows and door
- Authority
- Cambridge City Council
- Appeal type
- householder · Householder (HAS)
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Shrimplin R
- Postcode
- CB1 2NZ
Main issues, as the Inspector framed them
- The effect of the proposed development on the character and appearance of the host building and its surroundings in the Mill Road Conservation Area
- The effect of the proposed development on the residential amenities of neighbours (whether unacceptable harm would be caused by overbearing appearance or visual dominance)
What decided it
The proposed extension would not be visible from public viewpoints, would preserve the Conservation Area character, and would not cause unacceptable harm to neighbours' amenities through overbearing appearance or visual dominance.
What the Inspector cited
- Development plan policies
- Policy 55Policy 58Policy 61
- National Planning Policy Framework
- Paragraph 12
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.
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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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