Harrow Planning Portal: Search and Apply

Updated October 2026 · Fraser Bond

Planning · Harrow

Planning in Harrow, step by step

Searchapplications

Applyonline

8 weeksmost decisions

Landlordslicensing

In short: Harrow Council publishes planning applications and decisions on its online planning search, where you can look up an address, see plans and comment. New applications are usually submitted through the national Planning Portal. Most householder and minor applications should be decided within 8 weeks, and major applications within 13. Check conservation areas, Green Belt and landlord licensing before you start.

How to apply

Check if you need permissionSome extensions and loft conversions are permitted development; flats don't have the same rights.

Pre-application adviceUseful for bigger or sensitive schemes.

Prepare drawingsLocation plan, existing and proposed plans and elevations.

Submit onlineThrough the Planning Portal, with the national fee.

ConsultationNeighbours and consultees can comment.

DecisionApproval, conditions or refusal. You can appeal a refusal.

Including Harrow on the Hill, with strict controls on alterations.

Application type	Target decision time
Householder	8 weeks
Minor	8 weeks
Major	13 weeks
Lawful development certificate	Usually 8 weeks

Statutory target periods in England

Before you submit

Checked permitted development and Article 4 directions
Checked listed status and conservation areas
Spoken to neighbours
Party Wall Act notices planned if needed
Building Regulations approval arranged separately
Checked landlord licensing if you will let the property

Owners and landlords in Harrow

Rental valuation before and after works
Lettings and full management
Licensing support
Free sales valuation

Frequently asked questions

Keep exploring

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New-Build Developments in West London: A Buyer's GuideDEVELOPMENT GUIDE
How to Become a Property Developer: A Practical Guide

Nearby buildings

Harrow One, HA1 Lyon Square, HA1 Northwick Park Sports Pavilion, HA1 Alder Grove, HA1

Browse every guide in The London Property Investor's Hub → · London area guides →

Handy tools

Stamp duty calculator Rental yield calculator Move-in costs BTL deposit calculator Refurb cost per m²

Development advice
Ask us about end values and letting new homes.

Get started

Where do I search planning applications in Harrow?

On Harrow Council's online planning search, by address or reference.

How do I apply?

Most applications go through the national Planning Portal.

How long does it take?

Most householder and minor applications should be decided within 8 weeks.

Can Fraser Bond help after the works?

Yes. We can value, let and manage the property.

Improving a property in Harrow?

Find out what it could rent or sell for once the work is done.

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Harrow Planning Portal: How to Search, Apply and Track Applications