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Planning application

20 Fourth Avenue Portsmouth PO6 3HX

Awaiting decision Portsmouth 26/00392/HOU Householder Planning Application

Works: Extension 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

Construction of single storey rear extension (following removal of existing)

As published by the council, reference 26/00392/HOU

Application record

Reference
26/00392/HOU
Type
Householder Planning Application
Status
Awaiting decision
Received
12 Mar 2026
Validated
13 Mar 2026
Ward
Cosham
Decision by
Delegated
Postcode
PO6 3HX

Timeline

Dates from the published record

  1. 12 Mar 2026

    Received by Portsmouth

  2. 13 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 25 Jul 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

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

    Portsmouth took a median of 56 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

HRP Architecture Limited Agent, an architecture practice registered in Hilsea

Dissolved · incorporated 2015 · Hilsea

2 applications on PlanIndex

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

3 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.

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with Portsmouth for determination, against a statutory target of eight weeks. Over the last year Portsmouth decided householder applications in a median of 56 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 500 metres

  • 21 Whitstable Road Portsmouth PO6 3JR

    25/01061/HOU Submitted 10 Sep 2025 267m away

    Construction of single storey side and rear extension and garage (following removal of existing)

    Granted Householder Extension 6 docs
    Small domestic

  • Queen Alexandra Hospital Southwick Hill Road Portsmouth PO6 3LY

    25/01399/CPL Submitted 2 Dec 2025 276m away

    Application for a certificate of lawful development for the proposed installation of a solar canopy

    Granted Lawful development 8 docs

  • Thomas Parr House Medina Road Portsmouth PO6 3NH

    25/01071/TPO Submitted 15 Sep 2025 340m away

    Within Tree Preservation Order 73; (T12) Silver Birch (Betula pendula), fell & (T8) Horse Chestnut (Aesculus hippocastanum), Create a monolith at a final height of approx. 9m from ground level to manage tree in poor condition in high target area. The tree has suspected Chestnut bleeding canker and is in decline.

    Granted Trees 2 docs

  • 61 Sandown Road Portsmouth PO6 3HL

    25/00044/GPDC Submitted 7 Oct 2025 341m away

    Construction of single storey rear extension, extending 4m beyond the rear wall, with a height of 2.5m to the eaves and maximum height of 3.5m

    Granted Prior approval Extension 2 docs
    Small domestic

  • Site Of Former Cosham Fire Station Wayte Street Portsmouth

    26/00123/FUL Submitted 3 Feb 2026 357m away

    83% historically approved · decision due ~8 Apr

    Conversion to 2 separate units for use as garage (Class B2) and nursery (Class E(f))

    Awaiting decision Full applications 10 docs

  • Queen Alexandra Hospital Southwick Hill Road Portsmouth PO6 3LY

    26/00006/FUL Submitted 5 Jan 2026 367m away

    Construction of new plant housings to D Level rooftop including raised access decking, fencing, access door and window, landscaping and associated works; installation of chiller units and supports to F Level rooftop

    Granted Full applications Windows or glazing 5 docs

In Portsmouth

  • 25/01493/HOU Granted

    77 Victoria Road South Southsea PO5 2BU

    Construction of single storey rear and side extension with terrace at first floor (following removal of existing extension and garage), alterations to fenestration and installation of heat pump

    19 Dec 2025 Householder
  • 26/00497/HOU Awaiting decision

    46 Carmarthen Avenue Portsmouth PO6 2AQ

    Construction of two storey rear extension (following removal of existing) and enlargement of front porch

    17 Apr 2026 Householder
  • 26/00095/HOU Refused

    96 Portsdown Road Portsmouth PO6 4QH

    Alterations to roof to include hip to gable buildup and construction of dormer windows to front and rear roofslopes

    29 Jan 2026 Householder
  • 25/01455/HOU Granted

    77 Station Road Portsmouth PO6 1PJ

    Alterations to roof to include hip to gable buildup, and dormer window to rear roofslopes

    11 Dec 2025 Householder
  • 26/00115/HOU Granted

    1 Court Mead Portsmouth PO6 2LT

    Construction of rear and side single storey extension

    2 Feb 2026 Householder