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Planning application

34 Harpenden Road London SE27 0AE

Decided Lambeth 26/01401/FUL Full Planning Permission

Works: Extension Loft or dormer Windows or glazing

Decided. The decision notice on the council portal carries the outcome in full, including any conditions.

Proposal

Erection of a rear dormer extension including two roof lights to the front and two mansard windows to the rear (top floor flat)

As published by the council, reference 26/01401/FUL

Application record

Reference
26/01401/FUL
Type
Full Planning Permission
Status
Decided
Received
6 May 2026
Validated
6 May 2026
Ward
St Martins
Postcode
SE27 0AE

Site history

Applications at this address on the Lambeth register

This site has had 4 applications since 2026: 2 approved, 0 refused.

  • 26/01982/FUL Granted

    34 Harpenden Road London SE27 0AE

    Erection of a rear mansard roof extension to the top flat.

    Decided 27 Aug 2026 Full applications
  • 26/01983/FUL Awaiting decision

    34 Harpenden Road London SE27 0AE

    Erection of a single storey rear extension to the ground floor flat.

    Submitted 6 Jul 2026 Full applications
  • 26/00529/LDCE Granted

    34 Harpenden Road London SE27 0AE

    Certificate of Lawful Development (existing) for the use of 2 self contained flats at 34 Harpenden Road.

    Decided 16 Apr 2026 Lawful development

Timeline

Dates from the published record

  1. 6 May 2026

    Received by Lambeth

  2. 25 Jul 2026

    Added to PlanIndex

Who's behind it

Company information only, from the register and Companies House

London Interiors Agent

119 applications on PlanIndex · across 7 councils · 75% 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

9 documents on file for this application

  • OFFICER REPORT Delegated Register · 01 Jul 2026
  • OS MAP, BLOCK PLAN AND EXISTING BLOCK PLAN OS Map · 06 May 2026
  • PROPOSED GROUND FLOOR, FIRST FLOOR, SECOND FLOOR AND ROOF PLANS Plans · 06 May 2026
  • ADDITIONAL PLANS Plans · 06 May 2026
  • APPLICATION FORM - WITHOUT PERSONAL DATA Application Form · 06 May 2026
  • EXISTING BASEMENT, GROUND FLOOR, FIRST FLOOR AND ROOF PLANS Plans · 06 May 2026
  • EXISTING FRONT, REAR AND SIDE ELEVATIONS Plans · 06 May 2026
  • PROPOSED FRONT, REAR AND SIDE ELEVATIONS Plans · 06 May 2026
  • COMMUNITY INFRASTRUCTURE LEVY - COMPLETED FORM Supporting Docs · 06 May 2026

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After the decision

Lambeth has decided this application; the outcome above is the register's own wording and the decision notice on the council portal carries the detail. More in our guide to what happens after a planning decision.

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

  • 34 Harpenden Road London SE27 0AE

    26/00529/LDCE Submitted 19 Feb 2026 50 yards away

    Certificate of Lawful Development (existing) for the use of 2 self contained flats at 34 Harpenden Road.

    Granted Lawful development New dwelling 11 docs

  • 40 Harpenden Road London SE27 0AE

    21/01741/FUL Submitted 30 Apr 2021 50 yards away

    Erection of a single storey ground floor rear and side infill extension and installation of a 2.4m high boundary wall.

    Granted Full applications Extension 18 docs
    Small domestic

  • 34 Harpenden Road London SE27 0AE

    26/01982/FUL Submitted 6 Jul 2026 50 yards away

    Erection of a rear mansard roof extension to the top flat.

    Granted Full applications Extension Loft or dormer 8 docs

  • 34 Harpenden Road London SE27 0AE

    26/01983/FUL Submitted 6 Jul 2026 50 yards away

    77% historically approved · decision due ~31 Aug

    Erection of a single storey rear extension to the ground floor flat.

    Awaiting decision Full applications Extension 7 docs
    Small domestic

  • 21 Harpenden Road London SE27 0AG

    26/02581/FUL Submitted 10 Aug 2026 50 yards away

    77% historically approved · decision due ~5 Oct

    Erection of a ground floor side and rear extension and removal of a window with the addition of a door to the rear.

    Awaiting decision Full applications Extension Windows or glazing 8 docs

  • 56 Harpenden Road London SE27 0AF

    25/03136/FUL Submitted 6 Oct 2025 50 yards away

    Change of use to 4 self contained residential units (Use Class C3).

    Refused Full applications 26 docs

In Lambeth

  • 26/01955/FUL Granted

    66 South Lambeth Road London SW8 1RL

    Replacement of windows and doors with like-for-like, and replacement of doors openings on rear elevation with full height windows, inset louvred panels and spandrel panel.

    Received 2 Jul, published by the council 3 Aug 2026 Full applications
  • 26/02127/FUL Granted

    46 Mount Nod Road London SW16 2LL

    Replacement of windows with double glazed timber windows.

    Received 21 Jul, published by the council 16 Aug 2026 Full applications
  • 26/02126/FUL Granted

    64 Abbeville Road London SW4 9NE

    Erection of a single storey ground floor side and rear infill extension.

    Received 21 Jul, published by the council 16 Aug 2026 Full applications
  • 26/02071/FUL Granted

    33 Endymion Road London SW2 2BU

    Replacement of timber windows with double-glazed timber windows to the front and rear elevations (amended).

    Received 16 Jul, published by the council 8 Aug 2026 Full applications
  • 26/02074/FUL Granted

    Ujima Court Sunnyhill Road London SW16 2UG

    Replacement of timber windows and doors with double-glazed timber windows and doors to all elevations.

    Received 16 Jul, published by the council 8 Aug 2026 Full applications