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Harrow planning applications

1,822 applications.

As of June 2026, PlanIndex holds 1,822 planning applications from Harrow.

54
New applications 12 months to June 2026
3
Awaiting decision

Latest applications

Data to June 2026

  • 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

    Submitted 30 Jun 2026 Other
  • PL/1534/26 Status unknown

    172 Locket Road, Wealdstone, Harrow, HA3 7PA

    Single storey rear extension; External alterations (Demolition of rear conservatory)

    Submitted 8 Jun 2026 Householder
  • 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

    Submitted 20 May 2026 Prior approval
  • 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)

    Submitted 13 May 2026 Householder
  • PL/1244/26 Status unknown

    21 Walton Road, Harrow, HA1 4UX

    Change of use from HMO (C4) to Residential Family Assessment Centre (C2)

    Submitted 5 May 2026 Full applications
  • PL/1201/26 Status unknown

    17 Gilbert Road, Pinner, Harrow, HA5 1AP

    single storey side extension

    Submitted 30 Apr 2026 Householder
  • PL/1130/26 Status unknown

    105 Drury Road, West Harrow, Harrow, HA1 4BP

    Single storey side infill extension, external alterations

    Submitted 24 Apr 2026 Householder
  • 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)

    Submitted 24 Apr 2026 Householder
  • PL/1101/26 Status unknown

    21 Fairholme Road, Harrow, HA1 2TL

    Certificate of Lawful Development (Proposed): Single storey rear extension

    Submitted 22 Apr 2026 Lawful development
  • 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

    Submitted 21 Apr 2026 Lawful development

Recent decisions

Data to June 2026

  • 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

    Decided 27 Sep 2023 Householder
  • 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

    Decided 27 Sep 2023 Lawful development
  • 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)

    Decided 26 Sep 2023 Prior approval
  • 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)

    Decided 26 Sep 2023 Prior approval
  • 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)

    Decided 26 Sep 2023 Prior approval
  • 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

    Decided 20 Sep 2023 Householder
  • 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

    Decided 15 Sep 2023 Lawful development
  • P/1986/23 Refused

    92 Langland Crescent, Stanmore, Harrow, HA7 1NQ

    Front porch; first floor side to rear extension; external alterations

    Decided 13 Sep 2023 Householder
  • 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

    Decided 31 Aug 2023 Prior approval
  • 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

    Decided 17 Aug 2023 Lawful development

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

  • 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)

    Decided 6 Mar 2000 Full applications
  • EAST/75/00/FUL Withdrawn

    22 Harley Crescent, Harrow, HA1 4XJ

    Single storey side rear and front extension

    Decided 21 Mar 2000 Full applications
  • 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)

    Decided 27 Mar 2000 Full applications
  • 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

    Decided 4 Apr 2000 Lawful development
  • WEST/58/00/FUL Decided

    Dudley House, 31 Lower Road, Harrow, HA2 0DE

    Single storey side extension

    Decided 6 Apr 2000 Full applications
  • 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

    Decided 7 Apr 2000 Full applications
  • EAST/205/00/CON Granted

    6 Church Road, Stanmore, HA7 4AW

    Shop front

    Decided 21 Apr 2000
  • 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

    Decided 24 Apr 2000 Full applications
  • WEST/203/00/CLP Withdrawn

    183A Cannon Lane, Pinner, HA5 1HY

    Certificate of lawful proposed development: single storey side to rear extension

    Decided 8 May 2000 Lawful development
  • EAST/271/00/FUL Granted

    20 Harley Crescent, Harrow, HA1 4XJ

    Single storey side extension and front porch

    Decided 11 May 2000 Full applications

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.