21 Valognes Avenue, Walthamstow, London, E17 5PW

This site has had 2 applications since 2026.

• 261221 Status unknown

  21 Valognes Avenue, Walthamstow, London, E17 5PW

  Lawful Development Certificate (Proposed) - Construction of a hip to gable side roof extension, and dormer roof extension to main rear roof, together with installation of three roof lights to front roof slope.

  Submitted 18 May 2026 Lawful development

1. 18 May 2026

   Received by Waltham Forest

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 13 July 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

The published feed does not show a live status for this application; the register on Waltham Forest's own portal holds the authoritative version.

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.

• 21 Valognes Avenue, Walthamstow, London, E17 5PW

  261221 Submitted 18 May 2026 0m away

  Decision due ~13 Jul

  Lawful Development Certificate (Proposed) - Construction of a hip to gable side roof extension, and dormer roof extension to main rear roof, together with installation of three roof lights to front roof slope.

  Status unknown Lawful development Extension Loft or dormer

• 6 Garnett Way, Walthamstow, London, E17 5PE

  261243 Submitted 19 May 2026 110m away

  Decision due ~14 Jul

  Construction of single storey rear extension to the ground floor commercial unit.

  Status unknown Full applications Extension
  Small domestic

• 6 Garnett Way, Walthamstow, London, E17 5PE

  260544 Submitted 2 Mar 2026 110m away

  Construction of a single storey ground floor rear extension.

  Refused Full applications Extension
  Small domestic

• 17 Cooper Avenue, Walthamstow, London, E17 5PN

  261545 Submitted 22 Jun 2026 139m away

  Decision due ~17 Aug

  Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.30m and an eaves height of 3.00m.

  Status unknown Prior approval Extension
  Small domestic

• 35 Cooper Avenue, Walthamstow, London, E17 5PN

  260581 Submitted 6 Mar 2026 139m away

  Conversion of attached garage to habitable space including replacement of garage door with window and a new roof light.

  Granted Householder Loft or dormer Roofing +1
  Domestic

• 26 Lawrence Avenue, Walthamstow, London, E17 5PQ

  260045 Submitted 7 Jan 2026 162m away

  Removal of the existing garage and construction of a single storey building (with lower ground floor level) to provide a self-contained dwelling studio house (1-bed) (Use Class C3) including the creation of a rear open air courtyard area, new front boundary wall, waste storage facilities and associated landscaping at Land Adjacent to 26 Lawrence Avenue.

  Refused Full applications
  Small domestic

• 261625 Status unknown

  28 Moreland Way, Chingford, London, E4 6SG

  Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.20m and an eaves height of 3.00m.

  2 Jul 2026 Prior approval
• 261620 Status unknown

  1 Somers Road, Walthamstow, London, E17 6RU

  Prior approval for the construction of a single storey rear infill extension which would extend 6.00m beyond the original rear wall of the existing dwelling with a maximum height of 3.60m and an eaves height of 3.00m.

  1 Jul 2026 Prior approval
• 261593 Status unknown

  62 Barrett Road, Walthamstow, London, E17 9ET

  Prior approval for the construction of a single storey rear infill extension which would extend 5.80m beyond the original rear wall of the existing dwelling with a maximum height of 3.01m and an eaves height of 2.45m.

  29 Jun 2026 Prior approval
• 261602 Status unknown

  45 Endlebury Road, Chingford, London, E4 6QB

  Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 3.00m and an eaves height of 2.80m.

  29 Jun 2026 Prior approval
• 261590 Status unknown

  251 Old Church Road, Chingford, London, E4 6RB

  Prior approval for the construction of a single storey rear extension which would extend 6.00m beyond the rear wall of the existing dwelling, a maximum height of 2.87m and an eaves height of 2.87m.

  29 Jun 2026 Prior approval