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15, Liffey Terrace, Liffey Valley park, Lucan, Co.Dublin, K78 E278

Granted

Planning application SD25B/0432

Dublin - South Dublin County Council

Proposed Development

Development will consist of a proposed new Dutch hip gable wall to the side of the existing house. A new flat roof dormer to the rear of the existing house roof converting the attic space into new bedroom. 1no new Velux to the front of the existing house roof & 2 No to the rear of the existing house roof. A new window at attic level in new side gable wall and all ancillary works

View the full application file on the council's planning portal →

Application Timeline

  1. Application received

    3 Jul 2025

  2. Decision: Grant Permission

    25 Aug 2025

  3. Decision due

    27 Aug 2025

  4. Grant issued

    9 Oct 2025

Application Details

Location
15, Liffey Terrace, Liffey Valley park, Lucan, Co.Dublin, K78 E278
Applicant
N/A
Application Type
Permission
Planning Authority
South Dublin County Council
Eircode
K78 E278
Site Area
206 ha
Floor Area
28 sq m

Timeline

Registration Date
3 July 2025
Status
Final Grant
Decision
Grant Permission
Decision Date
25 August 2025
Grant Date
9 October 2025
Permission Expires
8 October 2030

Location

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Planning Applications Nearby

What the council has granted and refused around this site is the best guide to how a similar application will fare.

0m
SD25B/0286Invalid - Site Notice21 May 2025

Development will consist of a proposed new Dutch hip gable wall to the side of the existing house. A new flat roof dormer to the rear of the existing house roof converting the attic space into new bedroom. A new window at attic level in new side gable wall and all ancillary works

15, Liffey Terrace, Liffey Valley Park, Lucan, Co. Dublin K78 E278

7m
SD14B/0153Granted29 May 2014

Proposed new dormer roof to the side of the existing house roof, converting the attic space into a bedroom and all associated works.

17, Liffey Terrace, Liffey Valley Park, Lucan, Co. Dublin.

29m
SD22B/0302Granted28 Jun 2022

Conversation of existing attic space comprising of modification of existing roof structure, raising of existing gable c/w window and dutch hip, new access stairs and flat roof dormer to the rear.

3, Liffey Park, Liffey Valley Park, Lucan, Co. Dublin

29m
SD22B/0048Granted8 Feb 2022

Conversion of existing attic space comprising of modifications of existing roof structure, side dormer and with A-style roof c/w window, new access stairs and 2 roof windows to the rear.

2, Liffey Park, Liffey Valley Park, Lucan, Co. Dublin

29m
SD07B/0090Refused7 Feb 2007

To consist of a ground floor extension to the rear in line with existing annex including patio door. Wall structure alteration internally. A new staircase internally linking the ground floor extension and the first floor extension. Provision of a new door to the gable end extension. Two new glass brick windows to the gable side of new extension. First floor front window to be removed and replaced with a window that matches first floor windows adjacent and allow adequate escape from the first floor. The Ground and first floor recess to the front shall remain.

1, Liffey Park, Lucan, Co Dublin

29m
SD04B/0341Granted1 Feb 2005

Two storey flat extension to side of existing structure, with a pitched roof to tie into existing building.

1, Liffey Park, Lucan, Co. Dublin

30m
SD07B/0908Grant Permission for Retention6 Nov 2007

A ground floor extension the rear in line with existing annex including patio door. Wall structure alteration internally. Provision of a new door to the gable end extension. Two new glass brick windows to the two gable side of new extension. The ground and first floor recess to the front shall remain.

1, Liffey Park, Lucan, Co. Dublin

39m
SD08A/0844Refused6 May 2009

Retention of change of use of part of ground floor from habitual room to Irish Muslim Centre & permission of change of use of entire ground floor habitual room to Irish Muslim Centre including information office, Muslim Cultural Social Event Centre for educational classes and prayer room. Permission is also sought to amend the first floor layout to allow the existing four bedroom layout to be changed to a self contained apartment.

1, Liffey Road, Lucan, Co. Dublin.

41m
SD06B/0082Granted17 Feb 2006

Conversion of existing garage to habitable living space; first floor extension to the side of the property above existing garage to run the complete depth of the existing house & single storey extension to the rear.

1, Liffey Road, Lucan, Co. Dublin.

44m
SD24B/0527WGranted25 Nov 2024

Conversion of existing attic space comprising of modification of existing roof structure, raising of existing gable c/w window, new access stairs and flat roof dormer to the rear.

3, Liffey Road, Liffey Valley Park, Lucan, Co. Dublin

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15, Liffey Terrace, Liffey Valley park, Lucan, Co.Dublin, K78 E278 - Planning Application SD25B/0432 | Permission.ie