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Planning application

175 Foundry Lane Southampton SO15 3JZ

Awaiting decision Southampton 26/00711/FUL Full applications

Works: New dwelling 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

Erection of a single storey rear extension to facilitate conversion of existing dwelling into 1x 3-bed and 1x 2-bed flats.

As published by the council, reference 26/00711/FUL

Application record

Reference
26/00711/FUL
Category
Full applications
Status
Awaiting decision
Validated
16 Jun 2026
Postcode
SO15 3JZ

Site history

Applications at this address on the Southampton register

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

  • 26/00315/PLDC Granted

    175 Foundry Lane Southampton SO15 3JZ

    Application for a lawful development certificate for proposed roof alterations with hip to gable extension, rooflights and rear dormer window to facilitate a loft conversion.

    Decided 5 Jun 2026 Lawful development
  • 26/00311/PAH Granted

    175 Foundry Lane Southampton SO15 3JZ

    Erection of a single storey rear extension (Max Depth 6m, Max Height 2.85m, Eaves Height 2.85m)

    Decided 24 Apr 2026 Prior approval

Timeline

Dates from the published record

  1. 16 Jun 2026

    Validated

    Checked as complete and ready for consideration.

  2. 25 Jul 2026

    Added to PlanIndex

  3. Decision

    Awaiting decision

    Decision expected by 11 August 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Southampton took a median of 54 days over the applications it decided in the last year.

What happens while it is decided

This application is with Southampton for determination, against a statutory target of eight weeks. Over the last year Southampton decided full applications in a median of 55 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 500 metres

  • 175 Foundry Lane Southampton SO15 3JZ

    26/00311/PAH Submitted 18 Mar 2026 1m away

    Erection of a single storey rear extension (Max Depth 6m, Max Height 2.85m, Eaves Height 2.85m)

    Granted Prior approval Extension 6 docs
    Small domestic

  • 175 Foundry Lane Southampton SO15 3JZ

    26/00315/PLDC Submitted 19 Mar 2026 1m away

    Application for a lawful development certificate for proposed roof alterations with hip to gable extension, rooflights and rear dormer window to facilitate a loft conversion.

    Granted Lawful development Extension Loft or dormer +2 3 docs

  • 173 Foundry Lane Southampton SO15 3LB

    21/00261/FUL Submitted 22 Mar 2021 55m away

    Erection of 2 x 1-bedroom flats following demolition of garages

    Withdrawn Full applications New dwelling Demolition 10 docs

  • 173 Foundry Lane Southampton SO15 3LB

    21/01781/FUL Submitted 2 Dec 2021 56m away

    Erection of 2 x 1-bedroom flats following demolition of garages (resubmission of 21/00261/FUL)

    Refused Full applications New dwelling Demolition 12 docs

  • 190A Ground Floor Flat Foundry Lane Southampton SO15 3LE

    22/00810/FUL Submitted 29 Jul 2022 90m away

    Erection of a single storey side and rear extension to provide additional living accommodation for the ground floor flat

    Refused Full applications Extension 4 docs
    Small domestic

  • 167 Foundry Lane Southampton SO15 3LB

    26/00289/FUL Submitted 16 Mar 2026 92m away

    Erection of a two-storey side extension to create 1-bedroom flat and extend existing 1st-floor flats.

    Granted Full applications New dwelling Extension 15 docs

In Southampton

  • 26/00950/FUL Awaiting decision

    32 Burnham Chase Southampton SO18 5DF

    Installation of accessible ramp and steps

    Full applications
  • 26/00889/FUL Granted

    30 Coventry Road Southampton SO15 2GE

    Roof extension to create additional living space to facilitate change of use from house in multiple occupation (Class C4) to house in multiple occupation (Sui Generis) for occupancy up to 7 persons (amended).

    14 Sep 2026 Full applications
  • 26/00845/FUL Refused

    17 Malvern Road Southampton SO16 6PZ

    Change of use from dwelling house (Class C3) to 7 bed house in multiple occupation (Class Sui Generis)

    14 Sep 2026 Full applications
  • 25/01333/FUL Granted

    Land to The rear of 41 Burgess Road Southampton SO16 7AP

    Erection a 3-bed detached dwelling with associated landscaping and access road.

    18 Nov 2025 Full applications
  • 26/00796/FUL Granted

    Sure Start Orchard Lane Orchard Lane Church Orchard Lane Southampton SO14 3BN

    Change of use from nursery (Use Class E) to form 2 commercial units - 1 x dentists (Use Class E) and 1 x restaurant / cafe with hot food takeaway (Use Class Sui generis) with associated works (amended after validation to add restaurant / cafe)

    14 Sep 2026 Full applications