Planning appeal decision
6a & 8a Highfield Road, Northwood, Middlesex, HA6 1ET
Planning appeal 3270212 at 6a & 8a Highfield Road, Northwood, Middlesex, HA6 1ET (London Borough of Hillingdon) was dismissed on 7 June 2021 by Inspector Simpson L, 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 properties and surrounding area, including the Old Northwood Area of Special Local Character (ASLC).
Loft conversion including formation of gable end roof from roof hipped end roof & addition of a rear dormer & rooflights
- Authority
- London Borough of Hillingdon
- Appeal type
- householder · Planning Appeal
- Procedure
- Written Representations
- Development
- residential · Householder developments
- Inspector
- Simpson L
- Postcode
- HA6 1ET
Main issues, as the Inspector framed them
- The effect of the proposed development on the character and appearance of the host properties and surrounding area, including the Old Northwood Area of Special Local Character (ASLC)
- The effect of the proposed development on the living conditions of future occupiers of the host properties, with specific regard to daylight and outlook, as well as the associated effect on energy efficiency
What decided it
The significant harm to the character and appearance of the host properties and the Old Northwood ASLC, a non-designated heritage asset, was not outweighed by the proposed increase in living space or any other material consideration.
the harm to the character and appearance of the ASLC and the host properties outweighed the benefit of increased living space
What the Inspector cited
- Development plan policies
- Local Plan Part One HE1Local Plan Part One BE1Local Plan Part Two DMHB 1Local Plan Part Two DMHB 5Local Plan Part Two DMHB 11Local Plan Part Two DMHB 12Local Plan Part Two DHMB 12Local Plan Part Two DHMB 11Local Plan Part Two DMHD 1London Plan Policy D6London Plan Policy HC1London Plan Policy SI2
- National Planning Policy Framework
- Paragraph 197
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


More decisions in London Borough of Hillingdon
The authority’s record since 2016 · every decision in 2021
- Dismissed27 October 202660153104 Albany Close, Ickenham, UB10 8QW
- Dismissed27 October 2026600985618-20 Wilmar Close, Hayes, UB4 8ET
- Dismissed21 October 2026601178225 Stirling Road, Hayes, UB3 3AH
- Dismissed19 October 20266011268364 Victoria Road, Ruislip, HA4 0ET
- Allowed6 October 2026601385888 Stormount Drive, Hayes, UB3 1RH
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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