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Planning application

120 Headstone Lane, Harrow, HA2 6JN

Status unknown Harrow PL/3174/25 Prior Notification - Larger Home Extension

Works: Extension Small domestic

Read from the description, not a valuation. How we read the register

Still open. Anyone can comment while the consultation period runs, and comments go to the council rather than to us.

Proposal

Single storey rear extension: 6.00 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves

As published by the council, reference PL/3174/25

Application record

Reference
PL/3174/25
Type
Prior Notification - Larger Home Extension
Received
8 Dec 2025
Ward
Headstone
Postcode
HA2 6JN

Site history

Applications at this address on the Harrow register

This site has had 4 applications since 2025: 1 approved, 0 refused.

  • PL/1513/26 Status unknown

    120 Headstone Lane, Harrow, HA2 6JN

    Single and two storey side to rear extension; conversion of garage to habitable room; replacement of garage door with window

    Submitted 4 Jun 2026 Householder
  • PL/0812/26 Status unknown

    120 Headstone Lane, Harrow, HA2 6JN

    Single storey side to rear extension; conversion of garage to habitable room with installation of window to front; external alterations (demolition of conservatory and shed)

    Submitted 25 Mar 2026 Householder
  • PL/0180/26 Granted

    120 Headstone Lane, Harrow, HA2 6JN

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

    Submitted 21 Jan 2026 Lawful development

Timeline

Dates from the published record

  1. 8 Dec 2025

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 2 February 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

Checking the current position

The published feed does not show a live status for this application; the register on Harrow's own portal holds the authoritative version.

About prior approval applications

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 120 Headstone Lane, Harrow, HA2 6JN

    PL/0812/26 Submitted 25 Mar 2026 50 yards away

    Decision due ~20 May

    Single storey side to rear extension; conversion of garage to habitable room with installation of window to front; external alterations (demolition of conservatory and shed)

    Status unknown Householder Extension Demolition +1
    Small domestic

  • 120 Headstone Lane, Harrow, HA2 6JN

    PL/0180/26 Submitted 21 Jan 2026 50 yards away

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

    Granted Lawful development Extension
    Small domestic

  • 120 Headstone Lane, Harrow, HA2 6JN

    PL/1513/26 Submitted 4 Jun 2026 50 yards away

    Decision due ~30 Jul

    Single and two storey side to rear extension; conversion of garage to habitable room; replacement of garage door with window

    Status unknown Householder Extension Windows or glazing
    Domestic

  • 26 Greenfield Way, North Harrow, Harrow, HA2 6HU

    PL/1272/26 Submitted 6 May 2026 50 yards away

    Decision due ~1 Jul

    Single Storey side to rear extension; external alterations (demolition of detached garage)

    Status unknown Householder Extension Demolition
    Small domestic

  • 23 Manor Park Drive, North Harrow, Harrow, HA2 6HT

    PL/2291/25 Submitted 2 Sep 2025 150 yards away

    Decision due ~28 Oct

    Certificate of Lawful Development Proposed: Hip-to-gable roof alteration and rear domer. 3no windows to front and side elevations

    Status unknown Lawful development Loft or dormer Windows or glazing

  • 11 Manor Park Drive, North Harrow, Harrow, HA2 6HT

    PL/1225/25 Submitted 8 May 2025 150 yards away

    Certificate of Lawful Proposed Development: Single storey outbuilding for use as a home gym, storage area, and office space.

    Granted Lawful development
    Small domestic

In Harrow

  • PL/1797/26 Status unknown

    61 Uppingham Avenue, Stanmore, Harrow, HA7 2JB

    Single storey rear extension: 6.00 metres deep, 3.40 metres maximum height and 3.00 metres high to the eaves

    Received 2 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1793/26 Status unknown

    36 Hinkler Road, Kenton, Harrow, HA3 9AU

    Single storey rear extension: 6.00 metres deep, 3.38 metres maximum height and 2.75 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1792/26 Status unknown

    3 Monro Gardens, Harrow Weald, Harrow, HA3 6HH

    Single storey rear extension: 6.50 metres deep, 3.20 metres maximum height and 3.00 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1794/26 Status unknown

    65 Dean Drive, Edgware, Stanmore, Harrow, HA7 1HB

    Single storey rear extension: 5.00 metres deep, 3.00 metres maximum height and 3.00 metres high to the eaves

    Received 1 Jul, published by the council 12 Aug 2026 Prior approval
  • PL/1749/26 Status unknown

    22 Hazelwood Close, Harrow, HA2 6HD

    Single storey rear extension: 4.50 metres deep, 3.00 metres maximum height and 2.80 metres high to the eaves

    Received 29 Jun, published by the council 12 Aug 2026 Prior approval