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Planning application

1 - 3 Whittlesey Street London SE1 8SZ

Awaiting decision Lambeth 26/02951/FUL Full applications

Works: Extension Windows or glazing 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

Proposed single-storey ground floor rear extension with bi-fold doors and double glazed glass, and alteration of garage door to front elevation with operable door, and internal reconfiguration of the ground floor.

As published by the council, reference 26/02951/FUL

Application record

Reference
26/02951/FUL
Category
Full applications
Status
Awaiting decision
Received
9 Oct 2026
Validated
9 Oct 2026
Postcode
SE1 8SZ

Site history

Applications at this address on the Lambeth register

This site has had 3 applications since 2016: 1 approved, 0 refused.

  • 26/00244/FUL Awaiting decision

    1 - 3 Whittlesey Street London SE1 8SZ

    Erection of a single-storey glazed ground floor side/rear infill extension, and the replacement of the front garage door with three timber panels.

    Submitted 27 Jan 2026 Full applications
  • 16/04828/LDCP Granted

    1-3 Whittlesey Street London SE1 8SZ

    Application for a Certificate of Lawfulness (Proposed) with respect to the erection of a single storey rear extension.

    Decided 21 Oct 2016 Lawful development

Timeline

Dates from the published record

  1. 9 Oct 2026

    Received by Lambeth

  2. 15 Oct 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 4 December 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Lambeth took a median of 56 days over the applications it decided in the last year.

What happens while it is decided

This application is with Lambeth for determination, against a statutory target of eight weeks. Over the last year Lambeth decided full applications in a median of 66 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

  • 17 Whittlesey Street London SE1 8SZ

    26/01824/LB Submitted 22 Jun 2026 50 yards away

    Replacement of a first floor rear non-original bathroom window with ultra slim double glazing timber sash window, and installation of internal timber panelled window shutters. (Please note: The reference number for this Listed Building Consent application is 26/01824/LB but there is also an associated application for Full Planning Permission related to these works with reference number: 26/01823/FUL).

    Granted Heritage and listed buildings Windows or glazing 7 docs

  • 8 Whittlesey Street London SE1 8SZ

    26/02091/LB Submitted 17 Jul 2026 50 yards away

    79% historically approved · decision due ~11 Sep

    Erection of a single-storey ground-floor rear extension; partial removal of the rear infill wall and internal wall; removal and reconstruction of the existing single-storey pitched roof with installation of rooflights; alterations to doors and windows; and associated internal, external and drainage works to the Grade II listed building. (Please note: The reference number for this Listed Building Consent application is 26/02091/LB, but there is also an associated application for Full Planning Permission related to these works with reference number: 26/02090/FUL)

    Decided Heritage and listed buildings Extension Loft or dormer +1 8 docs
    Small domestic

  • 17 Whittlesey Street London SE1 8SZ

    26/01823/FUL Submitted 22 Jun 2026 50 yards away

    Replacement of a first floor rear non-original bathroom window with ultra slim double glazing timber sash window, and installation of internal timber panelled window shutters. (Full Planning Permission and Listed Building Consent ref:26/01824/LB applications received).

    Granted Full applications Windows or glazing 7 docs

  • 17 Whittlesey Street London Lambeth SE1 8SZ

    26/01786/FUL Submitted 18 Jun 2026 50 yards away

    78% historically approved · decision due ~13 Aug

    Partial rebuilding of existing garage, internal insulation, floor slab and roof replacement, replacement doors and windows (all proposed works are to the garage only).

    Decided Full applications Roofing Windows or glazing 6 docs

  • 17 Whittlesey Street London Lambeth SE1 8SZ

    26/01787/LB Submitted 18 Jun 2026 50 yards away

    79% historically approved · decision due ~13 Aug

    Partial rebuilding of existing garage, internal insulation, floor slab and roof replacement, replacement doors and windows (all proposed works are to the garage only). (Please note: The reference number for this Listed Building Consent application is 26/01787/LB but there is also an associated application for Full Planning Permission related to these works with reference number: 26/01786/FUL)

    Decided Heritage and listed buildings Roofing Windows or glazing 6 docs

  • 8 Whittlesey Street London SE1 8SZ

    26/02090/FUL Submitted 17 Jul 2026 50 yards away

    78% historically approved · decision due ~11 Sep

    Erection of a single-storey ground-floor rear extension; partial removal of the rear infill wall and internal wall; removal and reconstruction of the existing single-storey pitched roof with installation of rooflights; alterations to doors and windows; and associated internal, external and drainage works to the Grade II listed building. (Please note: The reference number for this application for Full Planning Permission is 26/02090/FUL, but there is also an associated Listed Building Consent application related to these works with reference number: 26/02091/LB)

    Decided Full applications Extension Loft or dormer +1 9 docs
    Small domestic

In Lambeth

  • 26/03073/FUL Awaiting decision

    10 Claverdale Road London SW2 2DP

    Erection of a single storey ground floor rear side infill extension. Erection of a rear dormer roof extension with juliet balcony and installation of a roof light to rear return roof.

    Received 20 Oct, published by the council 23 Oct 2026 Full applications
  • 26/03040/FUL Awaiting decision

    3 Walberswick Street London Lambeth SW8 1XF

    Erection of a second-storey rear extension and the addition of a window to the mansard. Reduction from a double sliding door to a single door with a Juliet balcony

    Received 15 Oct, published by the council 21 Oct 2026 Full applications
  • 26/03004/FUL Awaiting decision

    61 Amesbury Avenue London Lambeth SW2 3AE

    Erection of a single storey rear infill extension, replacement of the existing timber sash windows with double glazed timber sash windows, erection of new fence to front patio and installaton of Air Source Heat Pump to existing roof.

    Received 14 Oct, published by the council 21 Oct 2026 Full applications
  • 26/02988/FUL Awaiting decision

    76 Bonham Road London Lambeth SW2 5HG

    Change of use of the ground floor to self contained unit (class C3), upper floors and loft to a large House in Multiple Occupation (Sui Generis), together with sub-division of the rear garden, installation of 2x rooflights to front roofslope, conversion of the existing garage to ancillary residential gym use, installation of air source heat pumps, and provision of cycle and refuse storage.

    Received 13 Oct, published by the council 22 Oct 2026 Full applications
  • 26/02996/FUL Awaiting decision

    Surrey County Cricket Club Kennington Oval London Lambeth SE11 5SS

    Extension of the existing external balcony on third floor pitch-facing elevation and installation of minor additional plant at roof level.

    Received 13 Oct, published by the council 21 Oct 2026 Full applications