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Planning application

54 Devonshire Road London NW7 1LL

Granted Barnet 25/4212/PNH Prior Notification (Householder)

Works: Extension Small domestic

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

Permission granted. Work must normally begin within three years of the decision or the permission lapses.

Proposal

Single storey rear extension with a proposed depth of 4.00m, maximum height of 3.15m and eaves height of 3.00m

As published by the council, reference 25/4212/PNH

Application record

Reference
25/4212/PNH
Type
Prior Notification (Householder)
Status
Prior Approval Required and Approved
Decision
Granted As published: Prior Approval Required and Approved
Received
21 Oct 2025
Validated
21 Oct 2025
Decided
25 Nov 2025
Ward
Mill Hill
Decision by
Delegated Decision
Postcode
NW7 1LL

Site history

Applications at this address on the Barnet register

This site has had 3 applications since 2025: 1 approved, 0 refused.

  • 25/3764/PNH Awaiting decision

    54 Devonshire Road London NW7 1LL

    Single storey rear extension with a proposed depth of 4.00 metres, maximum height of 3.15 metres and eaves height of 3.00 metres.

    Submitted 12 Sep 2025 Prior approval
  • 25/3700/192 Awaiting decision

    54 Devonshire Road London NW7 1LL

    Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. External wall insulation and render

    Submitted 8 Sep 2025 Lawful development

Timeline

Dates from the published record

  1. 21 Oct 2025

    Received by Barnet

  2. 25 Nov 2025

    Decision issued: Prior Approval Required and Approved

  3. 10 Aug 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

HK HOME ARCHITECTS AND CONSULTANTS LTD Agent, an architecture practice registered in Borehamwood

Active · incorporated 2021 · Borehamwood

21 applications on PlanIndex · across 7 councils · 93% granted

Trade members see everything this firm has filed, how it was decided, and get an email the day it files again.

See their track record

Documents

Plans, drawings, consultee responses and the officer's report

14 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

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Open the documents

What this grant of permission means

Barnet granted permission on 25 November 2025, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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

  • 54 Devonshire Road London NW7 1LL

    25/3764/PNH Submitted 12 Sep 2025 50 yards away

    56% historically approved · decision due ~7 Nov

    Single storey rear extension with a proposed depth of 4.00 metres, maximum height of 3.15 metres and eaves height of 3.00 metres.

    Awaiting decision Prior approval Extension 9 docs
    Small domestic

  • 54 Devonshire Road London NW7 1LL

    25/3700/192 Submitted 8 Sep 2025 50 yards away

    80% historically approved · decision due ~4 Nov

    Roof extension involving hip to gable, rear dormer window with juliette balcony and 3no. front facing rooflights. External wall insulation and render

    Awaiting decision Lawful development Extension Loft or dormer +1 11 docs

  • 64 Devonshire Road London NW7 1LL

    25/5038/192 Submitted 16 Dec 2025 50 yards away

    80% historically approved · decision due ~10 Feb

    Single storey rear extension with 2no. rooflights

    Awaiting decision Lawful development Extension Loft or dormer 4 docs
    Small domestic

  • 6 Oakhampton Road London NW7 1NH

    26/1416/HSE Submitted 16 Apr 2026 100 yards away

    Part single, part two storey, side and rear extensions with pergola

    Refused Householder Extension 13 docs
    Domestic

  • 6 Oakhampton Road London NW7 1NH

    26/0260/HSE Submitted 23 Jan 2026 100 yards away

    77% historically approved · decision due ~20 Mar

    Part single, part two storey front, side and rear extensions with pergola. Roof extension involving rear dormer window and 2no. double front facing rooflights

    Awaiting decision Householder Extension Loft or dormer +1 10 docs
    Domestic

  • 74 Devonshire Road London NW7 1DP

    26/3313/HSE Submitted 10 Sep 2026 100 yards away

    77% historically approved · decision due ~9 Nov

    Part single, part two story side and rear extension

    Decided Householder Extension
    Domestic

In Barnet

  • 26/3835/PNH Awaiting decision

    3 Devonshire Crescent London NW7 1DN

    Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.48 metres and eaves height of 3.00 metres. Following demolition of existing rear outrigger.

    22 Oct 2026 Prior approval
  • 26/3832/PNH Awaiting decision

    48 Alverstone Avenue Barnet EN4 8EB

    Single storey rear extension with a proposed depth of 4.5 metres, maximum height of 3.15 metres and eaves height of 3 metres following demolition of existing rear extension.

    22 Oct 2026 Prior approval
  • 26/3823/PNH Awaiting decision

    7 Southbourne Crescent London NW4 2LB

    Single storey rear extension added to an existing extension with the total extension measuring 6.00 metres deep, with a maximum height of 3.00 metres and an eaves height of 3.00 metres.

    21 Oct 2026 Prior approval
  • 26/3809/PND Awaiting decision

    10 Clifford Road Barnet EN5 5PG

    Demolition of existing garage and attached pitched-roof structure

    21 Oct 2026 Prior approval
  • 26/3819/PNH Awaiting decision

    78 Russell Lane London N20 0AP

    2no. Single storey rear extensions with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger.

    Received 20 Oct, published by the council 22 Oct 2026 Prior approval