Skip to content
PlanIndex Get alerts
Menu

Planning application

9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

Status unknown Harrow PL/1428/26 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, 3.00 metres maximum height and 3.00 metres high to the eaves

As published by the council, reference PL/1428/26

Application record

Reference
PL/1428/26
Type
Prior Notification - Larger Home Extension
Received
27 May 2026
Ward
Stanmore
Postcode
HA7 3LU

Site history

Applications at this address on the Harrow register

This site has had 3 applications since 2026.

  • PL/1179/26 Status unknown

    9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    Two storey rear extension; Alterations to roof to form rear dormer; Roof lights in front roof slope; External alterations

    Submitted 30 Apr 2026 Householder
  • PL/0704/26 Status unknown

    9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    Certificate of lawful development (proposed): Single storey rear extension

    Submitted 15 Mar 2026 Lawful development

Timeline

Dates from the published record

  1. 27 May 2026

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 22 July 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 500 metres

  • 9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    PL/1179/26 Submitted 30 Apr 2026 0m away

    Decision due ~25 Jun

    Two storey rear extension; Alterations to roof to form rear dormer; Roof lights in front roof slope; External alterations

    Status unknown Householder Extension Loft or dormer
    Domestic

  • 37 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    PL/0460/26 Submitted 23 Feb 2026 0m away

    Certificate of Lawful Development (Proposed): Change of use from Dwellinghouses (C3) to HMO for up to 6 Persons (C4)

    Granted Lawful development

  • 9 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    PL/0704/26 Submitted 15 Mar 2026 0m away

    Decision due ~10 May

    Certificate of lawful development (proposed): Single storey rear extension

    Status unknown Lawful development Extension
    Small domestic

  • 37 Masefield Avenue, Stanmore, Harrow, HA7 3LU

    PL/2417/25 Submitted 18 Sep 2025 0m away

    Single storey rear extension: 6.00 metres deep, 3.10 metres maximum height and 2.90 metres high to the eaves

    Granted Prior approval Extension
    Small domestic

  • 8 Masefield Avenue, Stanmore, Harrow, HA7 3LP

    P/2128/22 Submitted 6 Jun 2022 45m away

    CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Alterations to roof; rear dormer with Juliette balcony; three rooflights in front roofslope

    Granted Lawful development Loft or dormer 13 docs

  • 8 Masefield Avenue, Stanmore, Harrow, HA7 3LP

    P/2127/22 Submitted 6 Jun 2022 45m away

    Single storey rear extension; alterations to form flat roof on existing front extension; external alterations (demolition of conservatory)

    Granted Householder Extension Demolition 16 docs
    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

    2 Jul 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

    1 Jul 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

    1 Jul 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

    1 Jul 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

    29 Jun 2026 Prior approval