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Dublin City Council · WEB2757/26

404 Clontarf Road, Clontarf, Dublin 3, D03 W016

Declared invalid.

  1. 15 Jul 2026Received
  2. 20 Jul 2026Application declared invalid
Status
Withdrawn or invalid
Decision
Application declared invalid · 20 Jul 2026
Council
Dublin City Council
Type
Permission
Site
697 m²

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What’s proposed

In plain English

Rear and front extensions and a garden room at 404 Clontarf Road

The applicants want to build a new two-storey rear extension, a front porch, and a garden room. They also plan to widen the existing vehicle entrance and add a dormer window.

  • Demolition of existing sun room and rear chimney stack
  • New single storey garden room and gym in the rear garden
  • Widening of the existing vehicle entrance onto Clontarf Road
  • Enlargement of windows at attic level
Written by AI from the council’s description

An AI model rewrote the council’s description below in everyday words on 9 Oct 2026. It was told to use only that text, and every number it wrote was checked against it. It says nothing about whether the application will be approved. The council’s wording and planning file are the record.

The council’s description

Planning Permission is sought by Laura & Peter Mulvaney for the following works: (i) Demolition of existing ground floor sun room extension (11.5m2 in area) & rear/side chimney stack at roof level (ii) Construction of a new part single storey part two storey extension (106m2 in area) to the rear of existing dwelling with flat roofs & rooflights (iii) Construction of a new flat roof attic dormer and installation of a velux rooflight to the side elevation of existing main pitched roof (iv) Construction of new single storey porch extension to the front elevation with flat roof (1m2 in area) (v) Alterations to existing front & rear elevations to include enlargement of windows at attic level (vi) Widening of existing vehicular entrance onto Clontarf Road (vii) Construction of a new single storey ancillary garden room / gym (32.5m2 in area) with flat roof in the rear garden (viii) all associated site, landscaping & drainage works necessary to facilitate the development all at 404 Clontarf Road, Clontarf, D03 W016

Planning details

Reference
WEB2757/26
Local authority
Dublin City Council
Status
Withdrawn or invalid · register status “Decision Notice Issued”
Received
15 Jul 2026
Observations close
19 Aug 2026 (closed 78 days ago)
Decision due
8 Sept 2026 · decided 20 Jul 2026
Decision
Application declared invalid on 20 Jul 2026
Site area
697 m² from the mapped boundary, not the council's figure

Live near 404 Clontarf Road?

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Nearby 19 · 500 m · 12 months

Distance
Time
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Homes nearby

Development land nearby

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Zoning

Zone Z1 - DEV PLAN 2022-2028

R2 — Existing residential

An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.

Protections nearby 250 m

Flood area nearby (OPW maps). floodinfo.ie ↗

  • Natural Heritage Area (incl. proposed) · 1
    North Dublin Bay
  • NIAH-recorded building · 3
    house; Manresa Jesuit Retreat
  • Special Area of Conservation · 1
    North Dublin Bay SAC
  • Special Protection Area · 1
    North Bull Island SPA

Where this comes from

National planning feed (NPAD), fetched 11 Sept 2026, 18:51.

Source: National Planning Application Database · fetched 11 Sept 2026, 18:51
SourceLicenceFetchedLink
National Planning Application DatabaseCC BY 4.011 Sept 2026, 18:51open
Summary

WEB2757/26 is a planning application to Dublin City Council for planning Permission is sought by Laura & Peter Mulvaney for the following works: (i), received on 15 Jul 2026; the council declared it invalid on 20 Jul 2026.