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Planning application

5 Longfield Avenue Enfield EN3 5RX

Awaiting decision Enfield 26/03075/HOU Householder

Works: Extension Loft or dormer 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

Part single, part 2 storey side extension, conversion of garage into habitable room and front roof light to side extension roof slopes.

As published by the council, reference 26/03075/HOU

Application record

Reference
26/03075/HOU
Type
Householder
Status
Application in Progress
Received
17 Jul 2026
Validated
19 Aug 2026
Ward
Bullsmoor
Decision by
Delegated Decision
Postcode
EN3 5RX

Site history

Applications at this address on the Enfield register

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

  • 26/03077/PRH Granted

    5 Longfield Avenue Enfield EN3 5RX

    Single storey rear extension 6m deep x 3m high (2.7m high to eaves).

    Decided 21 Aug 2026 Prior approval
  • 26/03055/CEA Granted

    5 Longfield Avenue Enfield EN3 5RX

    Extension to roof at side to form gable end, with rear dormer with doors and juliette balcony and front rooflights.

    Decided 4 Sep 2026

Timeline

Dates from the published record

  1. 17 Jul 2026

    Received by Enfield

  2. 19 Aug 2026

    Validated

    Checked as complete and ready for consideration.

  3. 24 Aug 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 14 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.

Who's behind it

Company information only, from the register and Companies House

SMA Studio Barnet Ltd Agent, registered in Barnet

Active · incorporated 2022 · Barnet

38 applications on PlanIndex · across 11 councils · 82% 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

15 documents on file for this application

A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.

Watch members (£5 a month) open the document list from here.

Open the documents

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 householder applications in a median of 68 days. More in our guide to how long planning decisions take.

About householder applications

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

Nearby applications

Within 0.3 miles

  • 5 Longfield Avenue Enfield EN3 5RX

    26/03077/PRH Submitted 17 Jul 2026 50 yards away

    Single storey rear extension 6m deep x 3m high (2.7m high to eaves).

    Granted Prior approval Extension 14 docs
    Small domestic

  • 15 Longfield Avenue Enfield EN3 5RX

    22/00503/PRH Submitted 11 Feb 2022 50 yards away

    Single storey rear extension 6.00m deep x 3.00m high (2.90m high to eaves).

    Granted Prior approval Extension 3 docs
    Small domestic

  • 17 Longfield Avenue Enfield EN3 5RX

    22/00363/HOU Submitted 2 Feb 2022 50 yards away

    Enlargement of existing single storey rear extension.

    Refused Householder Extension 7 docs
    Small domestic

  • 562 Hertford Road Enfield EN3 5SU

    26/01532/FUL Submitted 20 Apr 2026 50 yards away

    Sub-division of site and conversion of premises into 2 self-contained flats and commercial units to ground floor (RETROSPECTIVE).

    Refused Full applications New dwelling 22 docs

  • 5 Longfield Avenue Enfield EN3 5RX

    26/03055/CEA Submitted 17 Jul 2026 50 yards away

    Extension to roof at side to form gable end, with rear dormer with doors and juliette balcony and front rooflights.

    Granted Extension Loft or dormer

  • Land Rear Of 590 Hertford Road Enfield EN3 5SX

    20/02695/FUL Submitted 24 Aug 2020 100 yards away

    Erection of 1 storey self-contained flat.

    Refused Full applications 10 docs

In Enfield

  • 26/02780/HOU Granted

    27 Lowther Drive Enfield EN2 7JN

    Part single, part 2-storey side/rear extension, front entrance porch and rear dormer with roof lights.

    Received 1 Jul, published by the council 25 Jul 2026 Householder
  • 26/03009/HOU Granted

    15 Fouracres Enfield EN3 5DP

    Rear dormer with front roof lights.

    Received 16 Jul, published by the council 26 Jul 2026 Householder
  • 26/04416/HOU Awaiting decision

    166 Green Dragon Lane London N21 1EP

    Single storey side extension with replacement garage and pitched roof.

    Received 16 Oct, published by the council 22 Oct 2026 Householder
  • 26/04421/HOU Awaiting decision

    11 Mitchell Road London N13 6EG

    First floor rear extension with pitched roof.

    Received 16 Oct, published by the council 22 Oct 2026 Householder
  • 26/02987/HOU Granted

    19 Hammond Road Enfield EN1 3PD

    Detached outbuilding at rear, involving demolition of existing garden structures.

    Received 14 Jul, published by the council 2 Aug 2026 Householder