Search London Borough of Harrow planning applications

544 in the last 90 days130 in the last 3025 in the last 1474% approveddecisions typically take 76 days

Source: London Borough of Harrow planning register · updated daily

Showing 1 to 5 of 878 · received or decided in the last 90 days

275, Kenmore Avenue, Kenton, HA3 8PD
Single storey rear extension, 6m in depth, 2.92m height to eaves and 3.82m maximum height
PendingPrior Approval: Larger Home ExtensionReceived 16 Oct 2026PL/2736/26
23, Chartley Avenue, Stanmore, HA7 3RA
Householder application for the construction of a single-storey rear extension; hip-to-gable roof enlargement incorporating a rear dormer and rooflights; alterations to fenestration; and associated external and internal alterations
PendingHouseholder planning permissionReceived 15 Oct 2026PL/2679/26
Letchworth Road, Stanmore, HA7 1FN
Brindley & Bletchley
PendingLawful development: Proposed useReceived 15 Oct 2026PL/2718/26
Speech Room, Harrow, HA1 3HP
Following the replacement of the existing boilers, undertaken in accordance with the approved application reference PL/0823/26, it has become apparent that additional ventilation is required within the existing plant room to comply with current building regulations and operational requirements. This works are urgent as there is no currently heating working on the building. This statement is written in support of the submission of an application for the installation of 2Nr black cast iron ventilation louvres to a grade II* listed building at Harrow School, Speech Room, Grove Hill, Harrow, HA1 3HP.
PendingFull planning & listed building consentReceived 15 Oct 2026PL/2729/26
71, Kingshill Avenue, Kenton, HA3 8LA
Erection of a first-floor side extension and a single-storey rear extension (householder planning permission).
PendingHouseholder planning permissionReceived 15 Oct 2026PL/2660/26

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House prices in London Borough of Harrow: average £526,493, -2.8% over 12 months (UK House Price Index, July 2026)

Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

Frequently asked questions

How many planning applications has London Borough of Harrow received?

London Borough of Harrow received 4,651 planning applications in the last 24 months. The approval rate is 74%.

How long does London Borough of Harrow take to decide applications?

London Borough of Harrow takes an average of 76 days to decide planning applications. The statutory target is 8 weeks (56 days) for householder and minor applications, and 13 weeks for major applications.

What is the planning approval rate for London Borough of Harrow?

London Borough of Harrow approves 74% of planning applications, against 87% nationally.

How do I object to a planning application in London Borough of Harrow?

Submit your representation to London Borough of Harrow during the public consultation period, typically 21 days from when the application was publicised. Planning Signal shows the consultation deadline for each application and links directly to the London Borough of Harrow planning portal.

Can I appeal a London Borough of Harrow planning decision?

Yes. If London Borough of Harrow refuses your application, you can appeal to the Planning Inspectorate. 1,613 appeals were lodged against London Borough of Harrow decisions in the last 24 months, with a 35% success rate.

Planning data sourced from London Borough of Harrow planning portal · Statistics based on the last 24 months

Planning Applications by Town in London Borough of Harrow

20 towns and villages. Click any town for a planning search of applications nearby.

Main towns in London Borough of Harrow

Postcode districts

Planning Permission in London Borough of Harrow - Find the Right Professional

Find an Architect in London Borough of Harrow

Find your architect in the London Borough of Harrow area for planning permission applications, extensions and new builds.

Find a Building Contractor in London Borough of Harrow

Find local builders in the London Borough of Harrow area for planning-approved builds and permitted development works.

Common planning application types in London Borough of Harrow

Rear extensions Loft conversions Householder applications Tree works & TPO Listed building consent Change of use Annexes & granny flats Solar panels Barn conversions Basement extensions

About London Borough of Harrow Planning Authority

Track every planning application and planning permission decision in the London Borough of Harrow area. View live status, browse proposals by postcode, and get free email alerts for new developments. Updated daily from the council planning portal.

The London Borough of Harrow, located in west and north-west London, is part of Outer London and shares borders with Barnet, Brent, Ealing, and Hillingdon, as well as the Hertfordshire districts of Three Rivers and Hertsmere. Established in 1965, Harrow comprises three main towns—Harrow, Pinner, and Stanmore—along with western areas of Edgware. The local authority responsible for planning applications in the borough is Harrow London Borough Council. The council was established in 1 April 1965. The council is currently led by Cllr Paul Osborn (Conservative).

The council area encompasses 20 towns and villages, including Harrow, Pinner and Stanmore. Use the planning application search above to find proposals across these communities by postcode.

In the last 24 months, London Borough of Harrow received 4,651 planning applications. Of these, 74% were approved, with an average decision time of 76 days.

The most common types were full planning applications (1,077), outline applications (834), discharge of conditions (265). 22 large-scale developments were submitted during this period.

1,613 planning appeals were lodged against London Borough of Harrow decisions, of which 505 were allowed and 938 were dismissed (35% success rate).

Residents and developers can search all planning permission and permitted development applications for London Borough of Harrow above. To comment or object to a live application, visit the London Borough of Harrow planning portal directly. Planning Signal links to the original submission for every application listed.