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Planning application

31 Cornwallis Road London N9 0JJ

Awaiting decision Enfield 26/03543/FUL Full applications

Works: Extension Loft or dormer 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

Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) with associated amenity, refuse and cycle storage involving single storey rear/side extension with rear dormer, rear outrigger dormer and front rooflights.

As published by the council, reference 26/03543/FUL

Application record

Reference
26/03543/FUL
Category
Full applications
Status
Application in Progress
Received
21 Aug 2026
Validated
2 Sep 2026
Postcode
N9 0JJ

Site history

Applications at this address on the Enfield register

This site has had 3 applications since 2026: 2 approved, 0 refused.

  • 26/03261/PRH Granted

    31 Cornwallis Road London N9 0JJ

    Single storey rear extension 6m deep x 3m high (3m high to eaves) and single storey infill extension 3.31m deep x 3m high (3m high to eaves).

    Decided 3 Sep 2026
  • 26/03269/CEA Granted

    31 Cornwallis Road London N9 0JJ

    Single-storey infill extension, rear dormer with outrigger dormer and front roof lights involving removal of chimney stacks.

    Decided 11 Sep 2026

Timeline

Dates from the published record

  1. 21 Aug 2026

    Received by Enfield

  2. 2 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 11 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 28 October 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Enfield took a median of 58 days over the applications it decided in the last year.

What happens while it is decided

This application is with Enfield for determination, against a statutory target of eight weeks. Over the last year Enfield decided full applications in a median of 70 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

  • 31 Cornwallis Road London N9 0JJ

    26/03261/PRH Submitted 31 Jul 2026 50 yards away

    Single storey rear extension 6m deep x 3m high (3m high to eaves) and single storey infill extension 3.31m deep x 3m high (3m high to eaves).

    Granted Extension
    Small domestic

  • 31 Cornwallis Road London N9 0JJ

    26/03269/CEA Submitted 31 Jul 2026 50 yards away

    Single-storey infill extension, rear dormer with outrigger dormer and front roof lights involving removal of chimney stacks.

    Granted Extension Loft or dormer
    Small domestic

  • 30 Gordon Road London N9 0LU

    26/02981/PRH Submitted 14 Jul 2026 50 yards away

    Single storey rear extension 6m deep x 3m high (3m high to eaves).

    Refused Prior approval Extension 6 docs
    Small domestic

  • 30 Gordon Road London N9 0LU

    26/02037/CEA Submitted 15 May 2026 50 yards away

    Rear dormer, rear outrigger dormer involving front rooflights and single storey rear extension.

    Refused Lawful development Extension Loft or dormer 6 docs
    Small domestic

  • 30 Gordon Road London N9 0LU

    26/02028/FUL Submitted 14 May 2026 50 yards away

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) involving single storey rear extension, rear dormer, rear outrigger dormer, with front rooflights, associated amenity, cycle and refuse storage.

    Granted Full applications Extension Loft or dormer 14 docs
    Small domestic

  • 30 Gordon Road London N9 0LU

    26/03554/PRH Submitted 21 Aug 2026 50 yards away

    Single storey rear extension 6m deep x 3m high (3m high to eaves).

    Refused Extension 4 docs
    Small domestic

In Enfield

  • 26/04597/FUL Awaiting decision

    20 Brettenham Road London N18 2ET

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) with associated amenity, cycle and refuse storage (PART RETROSPECTIVE).

    Received 29 Oct, published by the council 4 Nov 2026 Full applications
  • 26/04568/FUL Awaiting decision

    1 Charnwood Road Enfield EN1 4QP

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) with single storey rear extension, rear dormer, front roof lights, associated amenity, cycle and refuse storage.

    Received 27 Oct, published by the council 3 Nov 2026 Full applications
  • 26/04544/FUL Awaiting decision

    19 Rylston Road London N13 5NQ

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple occupation) for up to 6 persons with associated amenity, refuse and cycle storage involving single storey rear extension and rear dormer with front roof lights.

    Received 27 Oct, published by the council 3 Nov 2026 Full applications
  • 26/04543/FUL Awaiting decision

    13 Glenville Avenue Enfield EN2 0ER

    Change of use from Use Class C3 (dwelling house) to Use Class C4 (house in multiple occupation - HMO) for up to six persons with associated amenity, refuse and cycle storage involving single storey rear extension, rear dormer, front roof lights and changes to the right side elevation.

    Received 27 Oct, published by the council 3 Nov 2026 Full applications
  • 26/03830/FUL Refused

    28 Worcesters Avenue Enfield EN1 4NE

    Change of use from dwelling house (Class C3) to HMO-house in multiple occupation (Class C4) for up to 6 persons, including single-storey rear extension, rear dormer with front roof lights, with associated amenity, refuse and cycle storage.

    Received 8 Sep, published by the council 15 Sep 2026 Full applications