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Planning application

18 The Heights Worthing West Sussex BN14 0AL

Awaiting decision Worthing AWDM/0231/26 Householder Application

Works: Extension Roofing 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 extension, replacement roof and conversion of detached garage to provide annexe accommodation for visiting friends and family

As published by the council, reference AWDM/0231/26

Application record

Reference
AWDM/0231/26
Type
Householder Application
Status
Awaiting decision
Received
23 Feb 2026
Validated
10 Mar 2026
Ward
Offington
Postcode
BN14 0AL

Site history

Applications at this address on the Worthing register

This site has had 3 applications since 2024: 2 approved, 0 refused.

  • AWDM/1219/25 Granted

    18 The Heights Worthing West Sussex BN14 0AL

    Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration

    Decided 3 Dec 2025 Householder
  • AWDM/1440/24 Granted

    18 The Heights Worthing West Sussex BN14 0AL

    Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.

    Decided 11 Dec 2024 Householder

Timeline

Dates from the published record

  1. 23 Feb 2026

    Received by Worthing

  2. 10 Mar 2026

    Validated

    Checked as complete and ready for consideration.

  3. 31 Jul 2026

    Added to PlanIndex

  4. 7 Aug 2026

    Status changed to Awaiting decision

    Previously Registered.

  5. Decision

    Awaiting decision

    Decision expected by 5 May 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

    Worthing 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

Horizon Design Ltd Agent, a design practice registered in Worthing

Active · incorporated 2007 · Worthing

65 applications on PlanIndex · across 6 councils · 100% 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

11 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 Worthing for determination, against a statutory target of eight weeks. Over the last year Worthing decided householder applications in a median of 79 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

  • 18 The Heights Worthing West Sussex BN14 0AL

    AWDM/1440/24 Submitted 11 Nov 2024 50 yards away

    Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.

    Granted Householder Extension Demolition 14 docs
    Small domestic

  • 18 The Heights Worthing West Sussex BN14 0AL

    AWDM/1219/25 Submitted 26 Sep 2025 50 yards away

    Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration

    Granted Householder Extension Windows or glazing 6 docs
    Small domestic

  • 18 The Heights Worthing West Sussex BN14 0AL

    AWDM/1440/24 Submitted 11 Nov 2024 50 yards away

    Demolition of existing garage and construction of two-storey front (east) and side (north) extensions, construction of single storey rear (west) and side (south) extensions and associated alterations.

    Granted Householder Extension Demolition 14 docs
    Small domestic

  • 18 The Heights Worthing West Sussex BN14 0AL

    AWDM/1219/25 Submitted 26 Sep 2025 50 yards away

    Part single storey, part two-storey rear extension; front porch; single storey side extension; rear raised patio and alterations to fenestration

    Granted Householder Extension Windows or glazing 6 docs
    Small domestic

  • 18 The Heights Worthing West Sussex BN14 0AL

    AWDM/0231/26 Submitted 23 Feb 2026 100 yards away

    88% historically approved · decision due ~5 May

    Single storey extension, replacement roof and conversion of detached garage to provide annexe accommodation for visiting friends and family

    Awaiting decision Extension Roofing
    Small domestic

  • 17 Allendale Avenue Worthing West Sussex BN14 0AH

    AWDM/1281/21 Submitted 5 Jul 2021 100 yards away

    Retrospective application for the retention of a 1m diameter satellite dish at a maximum height of 1.2m above the flat roof of the existing extension and a 3m high vertical aluminium pole of 50mm diameter with a 1.2m high, 5mm diameter whip aerial above extending to 4.2m high on top of the flat roof extension, for the applicants amateur radio hobby.

    Granted Householder Extension 9 docs
    Domestic

In Worthing

  • AWDM/1046/26 Awaiting decision

    Arran Pines Avenue Worthing West Sussex BN14 9JQ

    First-floor rear extension (over an existing ground-floor extension to the east elevation); and enlargement of the existing rear ground-floor extension.

    4 Sep 2026 Householder
  • AWDM/1048/26 Awaiting decision

    66 Hill Farm Way Southwick West Sussex BN42 4YH

    Single storey rear extension. Hip to gable roof extension, front and rear dormers

    Received 4 Sep, published by the council 8 Sep 2026 Householder
  • AWDM/1039/26 Awaiting decision

    6 Ennerdale Drive Sompting West Sussex BN15 9UH

    Single-storey front extension, replacement garage, widened driveway entrance.

    Received 3 Sep, published by the council 7 Sep 2026 Householder
  • AWDM/1020/26 Awaiting decision

    49 Hawthorn Road Worthing West Sussex BN14 9LT

    Proposed rear extension

    Received 28 Aug, published by the council 3 Sep 2026 Householder
  • AWDM/1019/26 Awaiting decision

    20 Walpole Avenue Worthing West Sussex BN12 4PL

    SINGLE STOREY FRONT & REAR EXTENSION

    28 Aug 2026 Householder