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42, Sycamore Road, Mount Merrion, Blackrock, Co. Dublin, A94Y1T0

Assessment Period

Planning application D26B/0401/WEB

Dublin - Dun Laoghaire Rathdown County Council

Proposed Development

The development will consist of the renovation and extension of existing 2-stor

Application Timeline

  1. Application received

    14 Jul 2026

  2. Decision due (upcoming)

    7 Sept 2026

Application Details

Location
42, Sycamore Road, Mount Merrion, Blackrock, Co. Dublin, A94Y1T0
Applicant
N/A
Application Type
Permission
Planning Authority
Dun Laoghaire Rathdown County Council
Site Area
480 ha

Timeline

Registration Date
14 July 2026
Status
Assessment Period
Decision
Pending
Decision Due
7 September 2026

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.

30m
D06B/1109GRANT PERMISSION20 Dec 2006

one storey extension to the rear; extension of the existing garage to front by 0

36, Sycamore Road, Mount Merrion, Co Dublin

31m
D18A/0007GRANT PERMISSION5 Jan 2018

Permission to alter, extend and carry out ancillary contingent works

48 Sycamore Road, Mount Merrion, Co Dublin

40m
D05B/0589GRANT PERMISSION28 Jul 2005

Single storey lounge extension to rear

34, Sycamore Road,Mount Merrion, Dublin

49m
D19B/0135GRANT PERMISSION & GRANT RETENTION14 Mar 2019

Permission for a two storey extension to the front and a single and two storey

7 Trees Road Lower, Mount Merrion, Co Dublin A94 D6X2

49m
D10A/0370GRANT PERMISSION2 Jul 2010

Permission is sought for construction of two storey extension with converted

7, Trees Road, Mount Merrion, Blackrock, Co. Dublin

51m
D18B/0388GRANT PERMISSION30 Aug 2018

Permission is sought for demolition of existing single storey structure to rear

50, Sycamore Road, Mount Merrion, Co. Dublin

52m
D26B/0099/WEBGRANT PERMISSION19 Feb 2026

Proposed construction of a single story extension to provide an accessible toile

38, Stillorgan Road, Blackrock, Dublin, A94A2W2

53m
D15A/0488GRANT PERMISSION31 Jul 2015

Permission is sought for development comprising extensions at rear

5, Trees Road, Mount Merrion, Blackrock, Co. Dublin

53m
D23B/0349GRANT PERMISSION25 Jul 2023

Demolition of existing single storey extension to rear, construction of new

5, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94XP97

54m
D16B/0149GRANT PERMISSION15 Apr 2016

Permission for demolition of existing single storey rear extension and internal

39 Greygates, Stillorgan Road, Mount Merrion, Co Dublin

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