© OpenStreetMapD22A/0956Granted67, South Avenue, Mount Merrion, Dublin, A94 E2Y9Permission sought for demolition of existing garden screen wall, side wall of utDecision record indexedDecision01 February 2023View record
© OpenStreetMapD24A/0234Granted86, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94V2A0Two storey with attic dormer, 4 bedroom detached dwelling incorporatingDecision record indexedDecision31 May 2024View record
© OpenStreetMapD24A/0131Granted76, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94Y7A4A) Demolition of the existing rear extension and side garage. B) TheDecision record indexedDecision29 April 2024View record
© OpenStreetMapD20A/0453Granted77 South Avenue, Mount Merrion, Blackrock, County DublinPermission is sought for development consisting of first floorDecision record indexedDecision29 September 2020View record
© OpenStreetMapD22B/0156Granted77 South Avenue, Mount Merrion, Blackrock, County DublinRetention permission is sought for development consisting ofDecision record indexedDecision17 May 2022View record
© OpenStreetMapD20A/0812Granted77 South Avenue, Mount Merrion, Blackrock, County DublinPermission is sought for development consistng ofDecision record indexedDecision07 January 2021View record
© OpenStreetMapD21A/1152Granted57 Trees Road Upper, Mount Merrion, Blackrock, County Dublin (A94 F8K7)Permission for the following: a) Widening of the existing vehicular entranceDecision record indexedDecision22 February 2022View record
© OpenStreetMapD26A/0019/WEBGranted57, South Avenue, Mount Merrion, Stillorgan, Co. Dublin, A94A7P1A) demolition of existing (single storey) garage/kitchen extension to side andDecision record indexedDecision11 March 2026View record
© OpenStreetMapD26A/0159/WEBGranted46, South Avenue, Mount Merrion, Co. Dublin, A94W9D8Full planning permission for the demolition of the existing single-story side gDecision record indexedDecision23 April 2026View record
© OpenStreetMapD21B/0691Granted44, South Avenue, Mount Merrion, Dublin,Permission is being sought for alterationsDecision record indexedDecision18 February 2022View record
© OpenStreetMapD21B/0017GrantedGoretti, 8, Trees Avenue, Stillorgan, Co DublinPermission is sought for partiallyDecision record indexedDecision16 March 2021View record
© OpenStreetMapD20A/0623Granted90, Trees Road Upper, Mount Merrion, Blackrock, Co Dublin, A94P9X0Permission for developmentDecision record indexedDecision29 October 2020View record
© OpenStreetMapD25A/0536/WEBGranted66, Dunaree, South Avenue, Mount Merrion, Co Dublin, A94 Y4C9Single storey rear extension, alterations to the front façade, Velux type of winDecision record indexedDecision22 August 2025View record
© OpenStreetMapD26B/0242/WEBGranted81, South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94H1K0The development will consist of (a) first floor side extension over existing groDecision record indexedDecision12 June 2026View record
© OpenStreetMapD21A/0541Granted81, South Avenue, Mount Merrion, Blackrock, Co DublinPermission is sought for the conversionDecision record indexedDecision04 August 2021View record
© OpenStreetMapD21B/0045Granted53 South Avenue, Mount Merrion, Co. Dublin, A94 E6W4Permission for development. The development will consist of:Decision record indexedDecision07 April 2021View record
© OpenStreetMapD26A/0154/WEBGranted92, Trees Road Upper, Mount Merrion, Dublin, A94V2D5Permission and retention permission for 01) Bay window extension with a pitchedDecision record indexedDecision16 April 2026View record
© OpenStreetMapD24B/0345/WEBGranted48, Thornhill Oaks, Mount Merrion, Co. Dublin, A94 K0E7Permission is sought for The conversion of existing attic space to new bedroom aDecision record indexedDecision19 September 2024View record
© OpenStreetMapD25B/0440/WEBGranted47, Cedarmount Road, Mount Merrion, Dublin, A94H5P8Planning Permission is sought for: Refurbishment of the existing house, with a nDecision record indexedDecision12 September 2025View record
© OpenStreetMapD21A/0538Granted39 Clonmore Road, Mount Merrion, Co. DublinPermission for development. The development will consist ofDecision record indexedDecision17 December 2021View record
© OpenStreetMapD25B/0485/WEBGranted35, Cedarmount Road, Stillorgan, Blackrock, Dublin, A94T8X2Front porch extension with new side-facing window, a single-storey flat roof reaDecision record indexedDecision17 October 2025View record
© OpenStreetMapD20A/0434Granted67 Trees Rd Upper, Mount Merrion, Blackrock, Co. Dublin A94 E9WPermission is sought for the extension. The proposed developmentDecision record indexedDecision20 October 2020View record
© OpenStreetMapD19B/0472Granted47 South Avenue, Mount Merrion, Co DublinPermission for conversion of garage to breakfast room6 conditions indexedDecision15 January 2020View record
© OpenStreetMapD20B/0221Granted69 Trees Road Upper, Mount Merrion, Co. DublinPermission sought for proposed front single storeyDecision record indexedDecision01 April 2021View record
© OpenStreetMapD25A/0862/WEBGrantedThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, and Thornhill House (a Protected Structure) A94W7C5Oak View Property Developments Limited, intend to apply for Retention PermissionDecision record indexedDecision14 January 2026View record
© OpenStreetMapD24B/0425/WEBGrantedThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94W7C5Oak View Property Developments Limited, intend to apply for Retention PermissioDecision record indexedDecision02 December 2024View record
© OpenStreetMapD21A/0161RefusedSite of c. 1.39 ha, Thornhill House, Cherry Garth, Mount Merrion, Blackrock, Co.Dublin A Protected Structure (RPS No. 936)Permission for development. The proposed development will consist ofGrounds not yet categorisedDecision22 April 2021View record
© OpenStreetMapD20A/0432RefusedSite of c. 1.39 ha, Thornhill House, CherryGarth, Mount Merrion, Blackrock, Co. DublinPermission for development. The proposed development will consist ofGrounds not yet categorisedDecision14 August 2020View record
© OpenStreetMapD20A/0057RefusedAt a site of c.1.39ha, Thornhill House, Cherry Garth, Mount Merrion, Blackrock, Co. Dublin (Protected Structure Ref. No. 936)Permission for development. The proposed development will consist ofGrounds not yet categorisedDecision18 March 2020View record
© OpenStreetMapD24B/0520/WEBGranted29, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94P2C6Planning permission for development consisting of new single storey extension toDecision record indexedDecision04 February 2025View record
© OpenStreetMapD23A/0730Granted29, Trees Road, Mount Merrion, Blackrock, Dublin, A94P2C6For development consisting of development works to 29 Trees Road(formerly knownDecision record indexedDecision14 March 2024View record
© OpenStreetMapD21A/1148GrantedBrandon, 31 Trees Road Lower, Mount Merrion, Blackrock, Co. Dublin, A94 X6Y7Permission for development. The propsoed development will consist of a)Decision record indexedDecision18 February 2022View record
© OpenStreetMapD24A/0059RefusedSite at Thornhill Oaks, Mount Merrion, Blackrock, Co DublinRedesign of the permitted no. 40 Thornhill Oaks (D20A/0432, ABP308150-20) toGrounds not yet categorisedDecision25 March 2024View record
© OpenStreetMapD20A/0445Granted57 Cedarmount Road, Mount Merrion, County Dublin A94 X2F9Permission for works. The development will consist ofDecision record indexedDecision30 September 2020View record
© OpenStreetMapD19A/0753Granted57, Cedarmount Road, Mount Merrion, Co. Dublin, A94 X2F9Permission for an extension and refurbishment. The development will consist of6 conditions indexedDecision02 January 2020View record
© OpenStreetMapD22A/0223Granted66 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94 N8P4Full permission for development. The proposed development willDecision record indexedDecision23 May 2022View record
© OpenStreetMapD24A/0413Granted96, Trees Road Upper, Mount Merrion, Blackrock, Dublin, A94X7H9Permission for alterations and additions to an existingDecision record indexedDecision01 August 2024View record
© OpenStreetMapD26A/0295RefusedRear lands No. 33 & No. 35 Clonmore Road, Mount Merrion, Co. DublinFor the demolition of 2 no. garages (one each at Nos. 33 and 35 Clonmore Road),Grounds not yet categorisedDecision10 June 2026View record
© OpenStreetMapD26B/0071/WEBGranted49 Thornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94Y8X5The development consists of the following: Conversion of existing attic space toDecision record indexedDecision31 March 2026View record
© OpenStreetMapD22A/0125Granted64 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94K2F3Permission for development consisting of the following:Decision record indexedDecision13 April 2022View record
© OpenStreetMapD20A/0974Granted60, Cedarmount Road, Mount Merrion, Co DublinPermission for an extension andDecision record indexedDecision22 February 2021View record
© OpenStreetMapD25B/0739/WEBGranted56, Trees Road Lower, Mount Merrion, Dublin, A94X9X5A) removal of existing chimney to side and existing extensions to side and rearDecision record indexedDecision24 February 2026View record
© OpenStreetMapD26A/0332Granted93, South Avenue, Mount Merrion, Co. Dublin, A94F9X6Additions and alterations to detached dwelling, including demolition of’ singleDecision record indexedDecision24 June 2026View record
© OpenStreetMapD23B/0228Granted62, Glenabbey Road, Mount Merrion, Dublin, A94K0V2Demolition of garage, side/rear extension and porch screen, drop cill to existinDecision record indexedDecision11 July 2023View record
© OpenStreetMapD24B/0152Granted42, Clonmore Road, Mount Merrion, Blackrock, Dublin, A94V2P0Permission for: 1) Conversion of existing hip roof to gable roof. 2) Proposed frDecision record indexedDecision31 May 2024View record
© OpenStreetMapD23B/0278Granted66, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94N8P4The construction of a detached, flat-roof garden room to rear garden with 1no.Decision record indexedDecision21 July 2023View record
© OpenStreetMapD22B/0189Granted23, Cedarmount Road, Mount Merrion, County Dublin, A94P9K7Permission for an extension and refurbishmentDecision record indexedDecision30 June 2022View record
© OpenStreetMapD25B/0008/WEBGranted9, Trees Avenue, Mount Merrion, Stillorgan, Co Dublin, A94A3Y0The development will consist of: (a) demolition of existing single storey extensDecision record indexedDecision10 March 2025View record
© OpenStreetMapD25A/0978Granted52, Cedarmount Road, Mount Merrion, Co. Dublin, A94Y8W61) Demolition of outbuildings to rear. 2) Removal of Porch to front to incorporaDecision record indexedDecision17 February 2026View record
© OpenStreetMapD23A/0185Refused43, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94PF10Permission is sought for the subdivision of the existing property of (0.054 hectGrounds not yet categorisedDecision15 May 2023View record