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Planning application

97 Merrion Avenue, Stanmore, Harrow, HA7 4RY

Status unknown Harrow PL/0334/26 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, 3.90 metres maximum height and 2.50 metres high to the eaves

As published by the council, reference PL/0334/26

Application record

Reference
PL/0334/26
Type
Prior Notification - Larger Home Extension
Received
6 Feb 2026
Ward
Canons
Postcode
HA7 4RY

Site history

Applications at this address on the Harrow register

This site has had 2 applications since 2026.

  • PL/0340/26 Status unknown

    97 Merrion Avenue, Stanmore, Harrow, HA7 4RY

    Certificate of lawful development (proposed): alterations to roof to form end gable and rear dormer; two rooflights in front roof slope; front porch

    Submitted 6 Feb 2026 Lawful development

Timeline

Dates from the published record

  1. 6 Feb 2026

    Received by Harrow

  2. 12 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 April 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

  • 97 Merrion Avenue, Stanmore, Harrow, HA7 4RY

    PL/0340/26 Submitted 6 Feb 2026 50 yards away

    Decision due ~3 Apr

    Certificate of lawful development (proposed): alterations to roof to form end gable and rear dormer; two rooflights in front roof slope; front porch

    Status unknown Lawful development Extension Loft or dormer
    Small domestic

  • 98A Merrion Avenue, Stanmore, Harrow, HA7 4RU

    PL/2166/24 Submitted 6 Aug 2024 50 yards away

    Single storey front extension incorporation front porch, Two storey side extension, Single storey rear extension, Alterations to roof to raise ridge height, Rooflights in both side and rear roof slopes, External alterations (Demolition of side and rear extensions)

    Refused Householder Extension Loft or dormer +2
    Small domestic

  • 38 Craigweil Drive, Stanmore, Harrow, HA7 4TU

    PL/2414/24 Submitted 2 Sep 2024 150 yards away

    Certificate of Lawful Development (Proposed): Alterations to roof to form gable end, rear dormer, 3 No. rooflights to front elevation, 1 No. window to east elevation

    Granted Lawful development Loft or dormer Windows or glazing

  • 17 Sandymount Avenue, Stanmore, Harrow, HA7 4UA

    PL/1766/26 Submitted 29 Jun 2026 150 yards away

    Decision due ~24 Aug

    Vehicle access

    Status unknown Householder
    Domestic

  • 15 Charlbury Avenue, Stanmore, HA7 4TS

    P/818/03/DCP Submitted 15 Apr 2003 200 yards away

    Certificate of lawful proposed development: alterations to roof to form end gable and rear dormer & two velux fooflights in front roof slope.

    Granted Lawful development Loft or dormer

  • 15 Charlbury Avenue, Stanmore, HA7 4TS

    P/0579/10 Submitted 10 Mar 2010 200 yards away

    Certificate of lawful proposed development: single storey side extension

    Refused Lawful development Extension 6 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

    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