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© 2026 PlotSignal. Planning data from London borough registers, including the GLA Planning London Datahub. Contains public sector information licensed under the Open Government Licence v3.0, and OS data © Crown copyright and database rights 2026.

PlotSignal is not a substitute for the statutory register. Always check with the local planning authority before acting.

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17 SANDYMOUNT AVENUE, HA7 4UA, PL/1884/26 · PlotSignal

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Harrow
HA7
PL/1884/26

Under considerationExtension or home alterationMinor

17 SANDYMOUNT AVENUE, HA7 4UA

Work to an existing home, single-storey

Harrow · Reference PL/1884/26

Comment period closed

The consultation window closed on 4 Aug 2026. The authority may still accept late comments at its discretion.

What is being proposed

Single storey front extension; two storey side extension; single storey rear extension; rear dormer; external alterations

Description as published by Harrow.

What this could mean for you

These are the effects a proposal like this most often raises. Each one is a material planning consideration, so each can form the basis of a comment.

Daylight and overshadowing
Overlooking and loss of privacy

Derived automatically from the proposal wording. Read the full application before relying on it.

Timeline

Received
13 Jul 2026 · Submitted to the council
Validated
13 Jul 2026 · Checked and published
Comments close
4 Aug 2026 · Last day to have your say
Decision due
7 Sept 2026 · Target date, often slips
Decided
Not yet · Outcome published

Key facts

Reference: PL/1884/26
Authority: Harrow
Address: 17 SANDYMOUNT AVENUE, HA7 4UA
Postcode: HA7 4UA
Type: Extension or home alteration
Scale: Minor
Storeys: 1
Applicant: Not published
Agent: Not published
Received: 13 Jul 2026
Decision due: 7 Sept 2026

View on the Harrow register

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Map data © OpenStreetMap contributors.

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Before you comment

How to object to a planning application
What counts as a valid objection
What is a planning application?