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Planning application

5 Hillside Avenue Bishops Stortford Hertfordshire CM23 5HS

Awaiting decision East Hertfordshire 3/26/1190/HH Householder

Works: Extension Windows or glazing 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

Single storey rear and side extension, garage conversion into habitable space, alterations to fenestration and internal and external alterations

As published by the council, reference 3/26/1190/HH

Application record

Reference
3/26/1190/HH
Category
Householder
Status
Awaiting decision
Received
26 Aug 2026
Validated
14 Sep 2026
Ward
Bishop's Stortford All Saints
Parish
Bishops Stortford Town Council
Decision by
.
Postcode
CM23 5HS

Timeline

Dates from the published record

  1. 26 Aug 2026

    Received by East Hertfordshire

  2. 14 Sep 2026

    Validated

    Checked as complete and ready for consideration.

  3. 14 Sep 2026

    Added to PlanIndex

  4. Decision

    Awaiting decision

    Decision expected by 9 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    East Hertfordshire took a median of 83 days over the applications it decided in the last year.

Who's behind it

Company information only, from the register and Companies House

Formx Architects Agent, an architecture practice

1 application 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

7 documents on file for this application

  • EXISTING FLOOR PLAN Existing Floor Plans · 14 Sep 2026
  • LOCATION PLAN Location/Block/Site Plan · 26 Aug 2026
  • BLOCK PLAN Location/Block/Site Plan · 26 Aug 2026
  • PROPOSED FLOOR/ROOF PLAN Proposed Floor Plans · 26 Aug 2026
  • ELEVATION (FRONT/SIDE/REAR)- PROPOSED Proposed Elevations · 26 Aug 2026
  • DESIGN AND ACCESS STATEMENT Supporting Documents · 26 Aug 2026
  • BIODIVERSITY QUESTIONNAIRE Supporting Documents · 26 Aug 2026

Trade members open them from here.

Open the documents

What happens while it is decided

This application is with East Hertfordshire for determination, against a statutory target of eight weeks. Over the last year East Hertfordshire decided householder applications in a median of 71 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

  • 60-62 Dunmow Road Bishops Stortford Hertfordshire CM23 5HL

    3/20/2208/FUL Submitted 10 Nov 2020 65m away

    Single storey side extension to form a residential lounge.

    Granted Full applications Extension 15 docs
    Small domestic

  • 60-62 Dunmow Road Bishops Stortford Hertfordshire CM23 5HL

    3/20/2209/LBC Submitted 10 Nov 2020 66m away

    Single storey side extension to form a residential lounge.

    Granted Heritage and listed buildings Extension 11 docs
    Small domestic

  • 4, Clayponds, Bishops Stortford, Herts, CM23 5HT

    3/07/1351/FP Submitted 29 Jun 2007 89m away

    Single storey rear extension, two storey side extension, proposed porch and proposed gable roof

    Refused Full applications Extension 1 doc
    Small domestic

  • 43 Grange Road Bishops Stortford Hertfordshire CM23 5NG

    3/26/0463/HH Submitted 1 Apr 2026 90m away

    Proposed loft conversion with construction of flank dormer. Rear hip to gable roof extension and addition of Juliet balcony. Front hip to gable extension with removal of front dormer and first floor front infill extension. Insertion of roof light windows.

    Granted Householder Extension Loft or dormer +1 11 docs
    Domestic

  • 17 Grange Road Bishops Stortford Hertfordshire CM23 5NG

    3/21/1474/HH Submitted 1 Jun 2021 98m away

    First floor rear extension

    Refused Householder Extension 18 docs
    Domestic

  • Holly Tree House 11 Wilton Close Bishops Stortford Hertfordshire CM23 5JN

    3/26/0695/HH Submitted 15 May 2026 108m away

    84% historically approved · decision due ~10 Jul

    Retrospective single storey rear extension, garage conversion into habitable space and associated works including rendering, replacement of windows, raising of flower beds, permeable resin bound gravel and timber fencing to the front

    Decided Householder Extension Windows or glazing 7 docs
    Small domestic

In East Hertfordshire

  • 3/26/0247/HH Withdrawn

    1 Stepped Gable Mews High Wych Lane High Wych Hertfordshire CM21 0JL

    Replacement windows and doors

    23 Feb 2026 Householder
  • 3/26/1236/HH Awaiting decision

    152 Cannons Close Bishops Stortford Hertfordshire CM23 2BL

    Single storey side and rear extension, new pitch roof over the front door and front elevation

    3 Sep 2026 Householder
  • 3/26/1221/HH Awaiting decision

    The Coach House 2 Widbury House Widbury Hill Ware Hertfordshire SG12 7QE

    Removal of three windows on front elevation and installation of a bi-fold door

    2 Sep 2026 Householder
  • 3/26/1200/HH Awaiting decision

    14 Grange Close Hertford Hertfordshire SG14 1LY

    Single storey porch extension, insertion of a new window to front elevation and replacement of garage flat roof with pitched roof incorporating roof lights

    28 Aug 2026 Householder
  • 3/26/1207/HH Awaiting decision

    1 Raffin Park Datchworth Hertfordshire SG3 6RR

    Demolition of existing side extension and construction of replacement two storey side extension. Alterations to openings and new windows. Replacement cladding, render, brickwork and roof tiles. Widening of driveway.

    28 Aug 2026 Householder