449 Blackfen Road Sidcup Kent DA15 9NP

1. 7 Jan 2026

   Received by Bexley

2. 12 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 21 Apr 2026

   Decision issued: Application Refused

4. 25 Jul 2026

   Added to PlanIndex

Bexley refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• 437 Blackfen Road Sidcup Kent DA15 9NP

  17/02804/FUL Submitted 17 Nov 2017 50 yards away

  Part one/part two storey rear and side extensions.

  Granted Full applications Extension 12 docs

• Rear Of 437 Blackfen Road Sidcup Kent DA15 9NP

  17/01937/OUT01 Submitted 4 Apr 2018 100 yards away

  Application for approval of reserved matters being access, appearance, landscaping, layout and scale following approval of outline planning permission 17/01937/OUT for erection of 2 semi-detached dwellings.

  Granted Reserved matters 15 docs

• 484 Blackfen Road Sidcup Kent DA15 9NT

  25/01936/FUL Submitted 18 Sep 2025 100 yards away

  91% historically approved · decision due ~13 Nov

  Conversion of roof space involving alterations to existing roofline, provision of roof over existing extension, including a dormer extension at rear and rooflights to front roofslope to existing HMO (House of Multiple Occupation) (Class C4) use resulting in a maximum of six people.

  Awaiting decision Full applications Extension Loft or dormer 9 docs

• 36 Park Mead Sidcup Kent DA15 9PJ

  18/01448/GPDE Submitted 4 Jun 2018 150 yards away

  The erection of a single storey rear extension, which would extend beyond the rear wall of the dwelling by 6 metres, for which the maximum height would be 2.906 metres, and for which the height of the eaves would be 2.808 metres.

  Granted Prior approval Extension 3 docs
  Small domestic

• Former 475 Blackfen Road Sidcup Kent

  23/02859/FUL02 Submitted 19 Mar 2026 150 yards away

  Application to approve details of conditions 5 (Sound Insulation) and 6 (Cycle Parking) pursuant to application 23/02859/FUL for Extension at third floor level to form a self-contained flat.

  Granted Conditions Extension 7 docs

• Former 475 Blackfen Road Sidcup Kent

  23/02859/FUL01 Submitted 28 Jan 2026 150 yards away

  Application to approve details of conditions 5 (Sound Insulation) and 6 (Cycle Parking) pursuant to application 23/02859/FUL for Extension at third floor level to form a self-contained flat.

  Refused Conditions Extension 9 docs

• 26/01433/FUL Granted

  7 Birkbeck Road Sidcup Kent DA14 4DB

  Erection of a single storey rear extension.

  Received 22 Jul, published by the council 29 Jul 2026 Full applications
• 26/01439/FUL Granted

  97B Woolwich Road London SE2 0DY

  Conversion of garage to habitable room.

  Received 22 Jul, published by the council 25 Jul 2026 Full applications
• 26/01440/FUL Granted

  72 Barnehurst Avenue Bexleyheath Kent DA7 6QB

  Erection of a single storey rear extension including alterations to side fenestration, conversion of garage to habitable room following demolition of attached store.

  Received 22 Jul, published by the council 25 Jul 2026 Full applications
• 26/01430/FUL Granted

  65 Longmead Drive Sidcup Kent DA14 4NY

  Erection of a single storey side/rear extension following demolition of existing rear addition.

  Received 21 Jul, published by the council 25 Jul 2026 Full applications
• 26/01407/FUL Granted

  16 Priestlands Park Road Sidcup Kent DA15 7HR

  Erection of a single storey rear extension and conversion of roof space involving alterations to existing roofline, including dormer extensions and rooflights to front and rear roofslopes and raised platform to rear.

  Received 17 Jul, published by the council 1 Aug 2026 Full applications