PlanningLeads
Planning application · Dublin City Council

Demolition of an existing single-storey, flat-roofed rear extension at 148 Castle Avenue, Clontarf

148 Castle Avenue, Clontarf, Dublin 3, D03 NV34

WEB1863/26 · DublinClosed

up to 2 storeys · 0.14 ha · Declared invalid

Planning application WEB1863/26 to Dublin City Council: Demolition of an existing single-storey, flat-roofed rear extension and side shed/garage, replacing the existing hip & dormer roof, at 148 Castle Avenue, Clontarf. Declared invalid by the council on 16 April 2026.

Timeline

  1. Application lodged
  2. Declared invalid

Key facts

Reference
WEB1863/26
Planning authority
Dublin City Council
Received
15 Apr 2026
Decided
16 Apr 2026
Status
Closed
Use
Residential
Dwellings (estimated)
1
Read from the description, not stated on the register.
Site area
0.14 ha

Proposed development

The development will consist of: a) the demolition of an existing single-storey, flat-roofed rear extension and side shed/garage; b) replacing the existing hip & dormer roof with a new hip & dormer roof that includes raising the existing ridge height, c) the construction of a flat-roofed, part-single, part two-storey rear extension; d) internal & external alterations; e) widening the existing vehicular driveway entrance; e) all associated landscaping and ancillary works.

Planning status

The application was declared invalid by the council. A corrected application may be lodged again.

For the applicant

Is this your application?

Say it is yours and you will see which building firms and trades have asked to work on it, with the contact details they chose to leave. It is free and takes an email address. Nothing is shared with anyone unless you choose to contact them.

Sign in to claim itNo cold calls. Nothing is shared unless you choose to.
Free tool · no account needed

Planning something similar? Check whether you need permission at all.

Since the 2026 regulations many smaller projects are exempt. Answer a few questions about your own job and get the verdict with the regulation it rests on - in about a minute.

Nearby applications

Other applications on the Dublin register close to this address.

All Dublin planning applications

Related

All Dublin planning activityExtensions work in DublinGarages & sheds work in DublinDemolition work in DublinLandscaping work in DublinSites now breaking ground

About this page: the facts above come from the statutory public planning register kept by Dublin City Council and are refreshed weekly (last updated 21 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.

Remove my application from this page

If this is your application and you would rather it did not appear here, tell us and we will take the page down. No account, no questions asked: we only email you a link to confirm it was you. This is your right to object under GDPR Article 21.