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Planning application

1051 - 1055 Finchley Road London NW11 7ES

Awaiting decision Barnet 25/4064/FUL Full Application

Works: Extension

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

Proposal

Conversion of rear first floor extension into 1no. self-contained flat

As published by the council, reference 25/4064/FUL

Application record

Reference
25/4064/FUL
Type
Full Application
Status
Pending Consideration
Received
8 Oct 2025
Validated
8 Oct 2025
Ward
Golders Green
Postcode
NW11 7ES

Site history

Applications at this address on the Barnet register

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

  • 26/3409/FUL Awaiting decision

    1051 - 1055 Finchley Road London NW11 7ES

    Part conversion of first floor office space (Class E) to 1no. self-contained flat (Class C3) Associated refuse/recycling and cycle storage

    Submitted 17 Sep 2026 Full applications
  • 26/2441/PNE Awaiting decision

    1051 - 1055 Finchley Road London NW11 7ES

    Change of use of the first floor from commercial, business and service use (Class E) to 1no. self-contained flats (Class C3)

    Submitted 26 Jun 2026
  • 26/0760/RCU Granted

    1051 - 1055 Finchley Road London NW11 7ES

    Two storey rear extension to 1051 and 1053 with new flat roof; including retention of revised stair arrangement for the connection of 1051 to 1055, formation of a service riser and new first-floor entrance door (serving the new office) (AMENDED DESCRIPTION)

    Decided 17 Jun 2026 Amendments

Timeline

Dates from the published record

  1. 8 Oct 2025

    Received by Barnet

  2. 10 Aug 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 3 December 2025, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Barnet took a median of 46 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Ko Architects Agent, an architecture practice

22 applications on PlanIndex · across 10 councils · 88% 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

8 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.

Watch members (£5 a month) open the document list from here.

Open the documents

What happens while it is decided

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided full applications in a median of 56 days. More in our guide to how long planning decisions take.

About full applications

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 1051 - 1055 Finchley Road London NW11 7ES

    26/0760/RCU Submitted 26 Feb 2026 50 yards away

    Two storey rear extension to 1051 and 1053 with new flat roof; including retention of revised stair arrangement for the connection of 1051 to 1055, formation of a service riser and new first-floor entrance door (serving the new office) (AMENDED DESCRIPTION)

    Granted Amendments Extension 7 docs

  • 1049 Finchley Road London NW11 7ES

    24/1631/FUL Submitted 24 Apr 2024 50 yards away

    Demolition of existing single storey rear section and construction of a new two storey extension to provide 2no. self-contained flats

    Refused Full applications New dwelling Extension +1 8 docs
    Small domestic

  • 1039A Finchley Road London NW11 7ES

    25/4278/S73 Submitted 27 Oct 2025 50 yards away

    Variation of conditions 1 (Approved Plans) and 5 (Refuse) of planning permission reference 23/0497/FUL dated 08/02/2025 for 'Construction of ground and first floor rear extension. New mansard roof including rear dormer window. Conversion into 3no. self-contained flats. Associated amenity space and refuse storage.' Variation to include relocation of refuse storage area

    Withdrawn Conditions New dwelling Extension +2 10 docs

  • 1039A Finchley Road London NW11 7ES

    25/4489/NMA Submitted 11 Nov 2025 50 yards away

    Non-material amendments to planning permission reference 23/0497/FUL dated 08/02/2025 for 'Construction of ground and first floor rear extension. New mansard roof including rear dormer window. Conversion into 3no. self-contained flats. Associated amenity space and refuse storage.' Amendments include relocation of refuse storage area

    Granted Amendments New dwelling Extension +2 8 docs

  • 1061A Finchley Road London NW11 0PU

    25/5061/FUL Submitted 17 Dec 2025 50 yards away

    63% historically approved · decision due ~13 Feb

    Conversion of the existing flat into 2no. self-contained flats. Associated refuse/recycling and cycle storage

    Awaiting decision Full applications New dwelling 12 docs

  • 1035 Finchley Road London NW11 7ES

    26/2804/FUL Submitted 29 Jul 2026 50 yards away

    63% historically approved · decision due ~25 Sep

    Internal sub-division to provide 2 separate units at ground floor and insertion of new window and door to rear elevation

    Awaiting decision Full applications Windows or glazing

In Barnet

  • 26/3828/FUL Awaiting decision

    41 - 43 Sneath Avenue London NW11 9AJ

    Part single, part two storey rear extensions to both properties following the demolition of the single storey rear extension at no.43

    22 Oct 2026 Full applications
  • 26/3829/FUL Awaiting decision

    369 Watford Way London NW4 4TE

    Change of use of the existing dwelling (Use Class C3) to a 11 bed 11 Person HMO (House in Multiple Occupation) (Use Class Sui Generis) including part single, part two storey side and rear extensions and roof extension involving rear dormer window. Associated refuse/recycling storage, cycle parking, landscaping and external amenity space

    22 Oct 2026 Full applications
  • 26/3812/FUL Awaiting decision

    Ground Floor Battle House Mews 1 East Barnet Road Barnet EN4 8RR

    Erection of front canopy for fruit and vegetables area and installation awning and shutter box

    Received 21 Oct, published by the council 22 Oct 2026 Full applications
  • 26/3821/FUL Awaiting decision

    170 Long Lane London N3 2RA

    Roof extension with rear dormer windows and 5no. rooflights to provide 1no. self-contained flat

    21 Oct 2026 Full applications
  • 26/3794/FUL Awaiting decision

    283 Cricklewood Lane London NW2 2JJ

    Change of use of the property from a single family dwelling (Class C3) to a House in Multiple Occupation (HMO) (Sui generis) for up to 7 people. Associated refuse/recycling and cycle storage

    20 Oct 2026 Full applications