Council hub · London
Harrow planning applications
1,822 applications.
As of June 2026, PlanIndex holds 1,822 planning applications from Harrow.
Latest applications
Data to June 2026
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PL/1782/26 Status unknown
Thrale Farm, Oxley Lane, Harrow, HA3 6SP
Prior Approval for Agricultural building : Barn for Hay, Machinery Storage and Operation and Storage
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PL/1534/26 Status unknown
172 Locket Road, Wealdstone, Harrow, HA3 7PA
Single storey rear extension; External alterations (Demolition of rear conservatory)
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PL/1378/26 Status unknown
45 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
Single storey rear extension: 6.00 metres deep, 3.00 metres maximum height and 2.85 metres high to the eaves
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PL/1323/26 Status unknown
27 Courtfield Avenue, Harrow, HA1 2JX
Single and two storey rear extension; Alterations and extension to roof to form end gable and rear dormer with Juliette balcony; Two roof lights in front roof slope; Window in gable end (Demolition of rear extension)
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PL/1244/26 Status unknown
21 Walton Road, Harrow, HA1 4UX
Change of use from HMO (C4) to Residential Family Assessment Centre (C2)
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PL/1201/26 Status unknown
17 Gilbert Road, Pinner, Harrow, HA5 1AP
single storey side extension
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PL/1130/26 Status unknown
105 Drury Road, West Harrow, Harrow, HA1 4BP
Single storey side infill extension, external alterations
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PL/1124/26 Status unknown
123 Kenton Lane, Harrow Weald, Harrow, HA3 8UJ
Single storey rear extension; external alterations (demolition of timber structure at rear)
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PL/1101/26 Status unknown
21 Fairholme Road, Harrow, HA1 2TL
Certificate of Lawful Development (Proposed): Single storey rear extension
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PL/1077/26 Status unknown
96 Kenmore Avenue, Kenton, Harrow, HA3 8PN
Certificate of Lawful Development (Proposed): Alterations and extension to roof to form end gable; rear dormer with Juliet balcony; two rooflights in front roof slope; window in end gable
Recent decisions
Data to June 2026
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P/2248/23 Refused
Linksway Maytree Lane, Stanmore, Harrow, HA7 3RZ
Single and two storey rear extension; first floor side extension; single storey front infill extension; infill of front entrance canopy and alterations to front gable; alterations and extension to raise roof height; rooflights in rear and both side roofslopes; conversion of garage to habitable room with installation of windows to front; external alterations
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P/2342/23 Granted
54 Weston Drive, Stanmore, Harrow, HA7 2ES
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations and extension to roof to form end gable; rear dormer with Juliette balcony; three rooflights in front roofslope; two windows in end gable
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P/2296/23/PRIOR Granted
19, Edgware Court High Street, Edgware, Harrow, HA8 7NP
Additional one storey (height 3. m) of development containing 3 flats on an existing detached block of flats - maximum overall height 13.4 m (Prior approval of transport and highways impacts; air traffic and defence asset impacts; contamination risks; flooding risks; the external appearance of the building; the provision of adequate natural light in all habitable rooms of the new dwellinghouses; impact on the amenity of the existing building and neighbouring premises and impact on a protected view)
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P/2293/23/PRIOR Granted
10, Edgware Court High Street, Edgware, Harrow, HA8 7NP
Additional one storey (height 3. m) of development containing 3 flats on an existing detached block of flats - maximum overall height 13.9. m (Prior approval of transport and highways impacts; air traffic and defence asset impacts; contamination risks; flooding risks; the external appearance of the building; the provision of adequate natural light in all habitable rooms of the new dwellinghouses; impact on the amenity of the existing building and neighbouring premises and impact on a protected view)
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P/2292/23/PRIOR Granted
1, Edgware Court High Street, Edgware, Harrow, HA8 7NP
Additional one storey (height 3. m) of development containing 3 flats on an existing detached block of flats - maximum overall height 13.4 m (Prior approval of transport and highways impacts; air traffic and defence asset impacts; contamination risks; flooding risks; the external appearance of the building; the provision of adequate natural light in all habitable rooms of the new dwellinghouses; impact on the amenity of the existing building and neighbouring premises and impact on a protected view)
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P/2061/23 Refused
17 Blythwood Road, Pinner, Harrow, HA5 3QD
Two storey side to rear extension; single storey rear extension; first floor side and rear extension; alterations and extension to form crown roof; rear dormer; two rooflights in front roofslope; conversion of garage to habitable room; external alterations
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P/2147/23 Refused
87 Kenton Lane, Harrow Weald, Harrow, HA3 8UJ
Certificate of lawful development (proposed): Rear dormer; installation of two rooflights in front roofslope
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P/1986/23 Refused
92 Langland Crescent, Stanmore, Harrow, HA7 1NQ
Front porch; first floor side to rear extension; external alterations
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P/2111/23/PRIOR Refused
43 Athelstone Road, Harrow Weald, Harrow, HA3 5NX
Single Storey Rear Extension: 3.50 metres deep, 2.70 metres maximum height, 2.50 metres high to the eaves
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P/1769/23 Refused
141 Yeading Avenue, Rayners Lane, Harrow, HA2 9RJ
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof to form end gable, rear dormer, insertion of five rooflights in front roofslope and window in side of end gable
The full record
Decisions between 2000 and 2023
PlanIndex holds 1,486 decisions from Harrow between 2000 and 2023, part of 1,822 applications on record. Over that period 92% of clear-cut outcomes were approvals, 956 granted against 83 refused. The busiest single year was 2010, with 152 applications recorded.
The trailing-year figures above track current activity. This record reaches back further, so a decision here may predate the online portal; each application still has its own page with the source link.
From the archive
Earliest records shown in full
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WEST/2/00/FUL Granted
St Gabriel's Church, Northolt Road, Harrow, HA2 8EX
Use of existing church building as church hall and part single part two storey building to provide replacement church with forecourt parking (revised)
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EAST/75/00/FUL Withdrawn
22 Harley Crescent, Harrow, HA1 4XJ
Single storey side rear and front extension
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EAST/84/00/FUL Granted
Samanvaya Cultural Centre, Milton Road, Harrow, HA1 1XB
Change of use: driving test centre to 1.Community meeting room with alterations and single storey rear extension and 2. Offices with parking (revised)
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EAST/106/00/CLP Granted
35 Paulhan Road, Kenton, Harrow, HA3 9AS
Certificate of lawful proposed development: single storey rear extension with access ramp at rear and side access ramp to front door
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WEST/58/00/FUL Decided
Dudley House, 31 Lower Road, Harrow, HA2 0DE
Single storey side extension
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EAST/135/00/FUL Granted
Kerry House, 15 Kerry Avenue, Stanmore, HA7 4NL
Two and three storey house with single storey rear swimming pool extension garages and parking
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EAST/205/00/CON Granted
6 Church Road, Stanmore, HA7 4AW
Shop front
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EAST/207/00/FUL Granted
204 Honeypot Lane, Stanmore, HA7 1EE
Change of use from take-away hot food shop to use as cafe restaurant and take-away
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WEST/203/00/CLP Withdrawn
183A Cannon Lane, Pinner, HA5 1HY
Certificate of lawful proposed development: single storey side to rear extension
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EAST/271/00/FUL Granted
20 Harley Crescent, Harrow, HA1 4XJ
Single storey side extension and front porch
Common questions
How many planning applications has Harrow decided in total?
PlanIndex holds 1486 decisions from Harrow between 2000 and 2023, out of 1,822 applications on record. Across that whole period 92% of clear-cut outcomes were approvals.
When is planning activity busiest in Harrow?
February 2026 was the busiest month across the 12 months to June 2026, with 8 applications recorded. The monthly pattern is listed on this page.
How do I find a planning application by its reference number?
Every application indexed here has its own page at a stable address. Look the reference up in a search engine together with the council name, or browse the latest applications below. Each page shows the description, address, dates and decision as the council published them.
Cite these figures
Harrow: 1,822 planning applications on record as of June 2026. 54 new applications received in the same period. Decisions on record run between 2000 and 2023: 1,486 in total, 92% approved. Source: PlanIndex, planindex.co.uk.