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Planning records

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D25A/0842/WEB

Two-storey over basement detached dwelling on a 0.045-hectare site. The accommodation includes (GFA 341.7sqm): 1) Basement: home cinema, gym, and playroom; 2) Ground floor: living room, kitchen/dining area, sitting room, office, and utility room; 3) First floor: three double ensuite bedrooms; 4) The proposal also includes a new vehicular access from Greenfield Road, two car parking spaces, private amenity space to the rear (124sqm) and all associated site development works, including, foul and surface water drainage and landscaping.

38A Greenfield Road (to west side of 38 Balnagowan, Greenfield Road), Mount Merrion, Blackrock, Co. Dublin A94W2R6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Refused09 January 2026
V/080/25

1 dwelling

Site to the side of 38 Greenfield Road, Mount Merrion, Blackrock, Co. Dublin, A94W2R6Dun Laoghaire Rathdown County CouncilCertificate of Exemption - Part V0 reasons0 conditions0.2 km away
Granted11 November 2025
D24A/0008

Demolition of the existing shed at 44A North Avenue (72.8sqm) and the development of three houses on the 0.1 hectare site (GFA 684 sqm) as follows: One ground floor over basement (two double bedrooms) dwelling with green roof on the site of 44A North Avenue, private amenity space to the side of the dwelling and one car parking space. A pair of semi detached two storey plus dormer dwellings (four double bedroom and study/home office) on the site to the rear of no.38 and no.38A Greenfield Road, each with private amenity space to the rear of the dwellings and two car parking spaces per house. All associated site development works including a new access road from North Avenue parallel to the existing row, boundary fencing, foul and surface water drainage, bicycle and bin storage and associated landscaping.

Lands to the rear of 38 & 38A Greenfield road (formerly side and rear of A94W2R6) and 44A North Avenue A94V9W3, Mount Merrion, Blackrock, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted21 May 2024
D21B/0401

Permission is sought for single storey

38 Greenfield Road, Mount Merrion, Blackrock, Co. Dublin, A94 W2R6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted21 September 2021
D20A/0250

Permission for the extension and remodification of existing

19 Deerpark Road, Mount Merrion, Co. Dublin A94 R7X2Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted28 August 2020
D25B/0259/WEB

Conversion of existing attic space comprising of modification of existing roof structure, rais-ing of existing gable c/w dutch hip and window, new access stairs, 2no. roof windows to the front and flat roof dormer to the rear.

11, Cypress Road, Mount Merrion, Blackrock, Dublin, A94F5C7Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted02 July 2025
D22A/0427

Permission for development shall consist of the construction of a new three storey house over basement with second floor front patio balcony, ancillary site works and new drainage systems. The subject site is located at the rear of 44a and 44b North Avenue, Mount Merrion, Co. Dublin and access is through this site by way of an existing vehicular entrance off North Avenue, Mount Merrion, Co. Dublin and a right of way over 44a and 44b North Avenue, Mount Merrion, Co. Dublin.

44C North Avenue, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Refused11 August 2022
D23B/0496

The demolition of 1) existing garage to side. 2) Single storey porch to front. 3) Single storey extension to rear. 4) Dormer roof to side and rear of existing attic and 5) Chimney. The construction of 1) A new single storey extension to the front extending across existing porch. 2) A 2-storey extension to the side with hipped roof and full height window to new stairwell to rear, to accomodate a playroom, utility and WC on the ground floor and study and reading area on the first floor. 3) A single storey pitched roof extension with rooflights to the rear to accomodate a kitchen/living/dining room. 4) the conversion of the attic with new flat roof dormer to the rear, extension of the existing roof to the side with changed pitch hipped roof, for a bedroom ensuite and all associated site works.

50, North Avenue, Mount Merrion, Blackrock, Dublin, A94D9K3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted18 December 2023
D23B/0240

The demolition of 1) existing garage to side, 2) single storey porch to front 3) single storey extension to rear and 4) dormer roof to side and rear of existing attic. The construction of 1) a new 2-storey extension to the side and front with new porch overhang to the front and hipped roof and full height window to new stairwell to rear to accomadate a playroom, utility and WC on the ground floor and bedroom and study on the first floor, 2) a single storey pitched roof extension with rooflights to the rear to accomodate a kitchen/living/dining room, 3) The Conversion of the attic with new flat roof dormer to the rear, extension of the existing roof to the side with pitched roof dormer to the side for a bedroom en-suite and all associated site works.

50, North Avenue, Mount Merrion, Blackrock, Dublin, A94D9K3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Refused11 July 2023
D22A/0517

Planning permission for the demolition of existing single storey garage and kitchen extension to the side (32.5m2), opening of new window at first floor level to existing front elevation and the construction of New 2 storey extension to side, single storey extension to rear and new front porch (total 69 m2), widening of vehicular entrance off the public road, provision of extended hardstand parking area to front and all associated works.

14 Cypress Road, Mount Merrion, Blackrock, County Dublin, A94H3N8Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted07 September 2022
D22A/0650

Permission for development. The development will consist of: (a) Conversion of attic space to form habitable accommodation. Works to include increase in height of side gable wall, alterations to hipped roof structure, provision of a flat roof dormer window & 1 no. rooflight to the rear elevation and 1no. roof light to the side elevation. (b) Raise level of flat roof to existing single storey side attachment, install 2 no. flat roof lights and provide pitched roof to front elevation. (c) Alterations to existing plans and elevations including remove ground floor sliding door on front elevation and replace with single door & sidelights, remove ground floor window & door to front elevation and replace with glazed double doors, provide glazed sliding door to ground floor on rear elevation and new first floor window to side elevation. (d) all associated site works to include widening of site entrance.

54, North Avenue, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted20 October 2022
D20B/0375

Retention permission for development at

35, North Avenue, Mount Merrion, Blackrock, Co DublinDun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.3 km away
Granted18 January 2021
D23B/0206

Construction of a new dormer window extension to side of existing dwelling to incorporate extended landing & new bathroom at attic level, internal alterations and all associated site works.

15, Deerpark Road, Mount Merrion, Blackrock, Dublin, A94K2P6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted21 June 2023
D25A/0178/WEB

The development will consist of the demolition of the existing garden room to the rear, construction of a single-storey extension to the side and rear, including an infill extension to the front side section of the existing dwelling, an attic conversion to habitable status with the provision of new pitched and hipped roofs with dormer roofs, internal reconfiguration of the ground-floor layout, widening the vehicular entrance, and all ancillary works necessary to facilitate the development.

3, Wilson Road, Mount Merrion, Blackrock, Dublin, A94D7W1Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted09 June 2025
D24B/0238/WEB

The development will consist of: Alterations to the existing roof to create a new first floor extension to front and rear of the existing dwelling including new gable. All associated alterations, demolitions, site, drainage, landscaping and ancillary works.

3, Wilson Road, Mount Merrion, Blackrock, Dublin, A94D7W1Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Refused08 July 2024
D24A/0185/WEB

The development will consist of: • Demolition of existing single storey structures to rear/side of existing dwelling. • Construction of single storey extension to side and rear of the existing dwelling. • Construction of single storey extension to front/side of existing dwelling and alterations to existing front elevation. • Widening of existing vehicular entrance to 3.5M in width. • All associated alterations, demolitions, site, drainage, landscaping and ancillary works.

3, Wilson Road, Mount Merrion, Dublin, A94 D7W1Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted08 May 2024
D23A/0346

Removal of existing single storey extension to the rear, removal of existing single storey garage and utility to side, provision of new extensions to rear and side of the existing house at ground and first floor level with a pitched roof to the side extension, and flat roofs to the rear extensions. The floor area of the house will be increased by 88.9sqm. A new zinc canopy to be provided over the front entrance, and existing vehicular entrance to be widened to 3.3 metres. All external walls to be provided with external insulation and render, with new windows and doors throughout, together with internal modifications, alterations to drainage, and ancillary works.

44, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94E6T3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted13 July 2023
D21B/0298

Permission for development. The development will consist of

38 Glenabbey Road, Mount Merrion, Co. Dublin, A94 T6X6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted05 August 2021
D15B/0032/E

Permission for proposed alterations and additions, comprising of: A. Reconstruction of the existing former garage at the side of the house and construction of a new first floor extension above it. B. Extension of the existing tiled hipped roof over the proposed new first floor extension and the use of the existing attic space and the proposed new attic space as a study/bedroom. C. Construction of two new dormer windows with tiled pitched roofs at the rear (east) of the existing and extended roof. D. Construction of a new tiled, lean-to porch roof and roof to the new ground floor level bay window to the former converted garage.

62 North Avenue, Mount Merrion, Co DublinDun Laoghaire Rathdown County CouncilExtension Of Duration Of Permission0 reasons0 conditions0.3 km away
Granted24 January 2020
D20B/0191

Retention of a garden shed at the rear.

43 Greenfield Road, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.3 km away
Granted21 August 2020
D21B/0132

Permission sought for the construction of a new attic

20 Glenabbey Road, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted11 May 2021
D21A/0563

Permission for a domestic extension

18, Glenabbey Road, Mount Merrion, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted05 August 2021
D21A/0596

The development consists of

13, Callary Road, Mount Merrion, Co Dublin, A94TY36Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted20 August 2021
D21A/0162

Permission for the following works:

13 Callary Road, Mount Merrion, Co. Dublin (A94 TY36)Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Refused21 April 2021
D21A/0609

Permission for development. The development

11, Deerpark Road, Mount Merrion, Blackrock, Co Dublin, A94F2X2Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted13 December 2021
D20A/0336

Permission for development consisting of new ground floor level single storey extension to rear west elevation, of existing 2 storey house, comprising new family room and extended kitchen, all associated site works, services and landscaping.

57, The Rise, Mount Merrion, Blackrock, Co. Dublin, A94 Y0X3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted04 November 2020
D20B/0385

Permission for development consisting of

57, The Rise, Mount Merrion, Blackrock, Co Dublin, A94Y0X3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted28 January 2021
D23A/0600

Demolition and removal of existing temporary accomodation and the construction of a one/two-storey extension (total area 1060sqm) comprising 9 no. classrooms, 1 no. ASD unit and ancillary accomodation, a new school office, conversion of 1 no. existing classroom to special educational needs accomodation, solar voltaic panels (472 sqm) to be mounted on the roof of the existing school and the proposed extension, 32 no. additional bicycle stands providing for a total of 96 no. bicycle spaces and all associated landscaping, boundary treatments and site development works on an averall site area of.66 ha.

Scoil San Treasa The Rise, Mount Merrion, Blackrock, Dublin, A94EK75Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted22 February 2024
D23B/0228

Demolition of garage, side/rear extension and porch screen, drop cill to existing front ground floor window, install 1no. new roof-light to existing side roof and construction of new garage to side, part single, part two storey extension to side/rear with pergola structure to rear, and all associated drainage and landscaping works.

62, Glenabbey Road, Mount Merrion, Dublin, A94K0V2Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted11 July 2023
D23B/0575

1) Retention for roof window (previously installed) to front (elevation) of existing main roof and for 2) Permission for a) single storey extension to rear. b) Extension of existing first floor extension to rear including provision of new pitched roof. c) Alteration (widening) of existing first floor window to rear and d) Removal of existing chimney, all to existing house.

10, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94N9F4Dun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.3 km away
Granted13 February 2024
D20A/0346

Permission for development. The development will consist of

39, Greenfield Road, Mount Merrion, Blackrock, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons9 conditions0.3 km away
Granted01 September 2020
D25B/0053/WEB

The construction of a new ground floor extension to the rear, and to the side at ground and first floor level. Conversion/extension of attic and part of garage area and associated works.

39 Greenfield Road, Mount Merrion, Blackrock, Co Dublin, A94 K7Y0Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted25 March 2025
D23B/0278

The construction of a detached, flat-roof garden room to rear garden with 1no. rooflight and all associated site works.

66, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94N8P4Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted21 July 2023
D22A/0125

Permission for development consisting of the following:

64 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94K2F3Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted13 April 2022
D22A/0737

Planning permission is sought for the demolition of single storey conservatory and outbuildings to rear, removal of existing chimney, provision of external insulation to existing structure, construction of single storey extension to side and single/two-storey extension to rear, new garden room in rear garden, widening of existing vehicular access and all associated external works to rear and front gardens.

71 The Rise, Mount Merrion, Blackrock, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted21 November 2022
D22B/0384

Permission is sought for a two storey extension to rear of the existing house to provide an additional bedroom at first floor.

1A Cypress Road, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted13 October 2022
D20A/0369

Permission sought for demolition of existing front porch

6 Glenabbey Rd, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted20 July 2020
D25A/0666/WEB

Proposed alterations and additions to an existing single storey detached dwelling. The development will comprise the demolition of an existing single-storey kitchen extension to the side and rear together with the demolition of an existing conservatory extension to the rear. The proposed new works will comprise the construction of a new 2-storey dormer extension to the rear elevation (south), and construction of a new single storey utility room extension to side elevation (west) including new side entrance door, together with the construction of a new dormer window to the side elevation (east), and the conversion of the existing attic space with a new dormer window to the front elevation (north) including new velux rooflights to the side elevations. The proposed works will also comprise the widening of the existing vehicular entrance to the front boundary of the property, and all associated ancillary site works including connections to existing services.

No. 7 Deerpark Road, Mount Merrion, Co. Dublin, A94A4P0Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted17 October 2025
D25A/0182/WEB

Alterations and extension to the existing dwelling, including the partial demolition of the existing single-storey side and rear extension, conservatory, and removal of the existing roof. The development will provide first-floor accommodation under a new pitched roof with a raised ridge height, a new single-storey flat roof extension to the side, and a two-storey flat roof extension to the rear. The proposal also includes modifications to the existing ground floor layout and elevations, along with all associated site works.

7 Deerpark Road, Mount Merrion, Blackrock, Dublin, A94A4P0Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Refused01 May 2025
D22B/0323

Planning permission is sought for the proposed build up of existing gable wall to meet newly extended roof ridge line and conversion of attic space with new dormer window & rooflights to rear, new single storey extension to rear, new lean-to roof over ground floor porch and living room and all associated site works

11 Mather Road North, Mount, Merrion, Co. Dublin.Dun Laoghaire Rathdown County CouncilPermission2 reasons0 conditions0.3 km away
Residential AmenityVisual Amenity
Granted01 September 2022
D22A/0223

Full permission for development. The proposed development will consist of a) removal of existing porch to front, extension to rear and detached garage, and b) the construction of a two-storey extension to side and rear of existing dwelling, with rooflight to front, c) Single-storey extension to rear with rooflight, d) external insulation with new render finish to existing dwelling, e) alterations to fenestration including new bay window to front of existing dwelling, f) widening of existing vehicular entrance piers to 3.5m, g) new 2.0m high boundary wall to rear garden, and all associated site works.

66 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94 N8P4Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted23 May 2022
D21A/0673

Permission is sought for alteration/extension of an existing two storey detached house, consisting of renovation and part replacement of existing porch, existing bay window, modification to all facades and an extension and renovation of existing dormer windows. Proposed external work includes demolition of a garden wall and proposed pergola, screening to garden, a bin store, a shed and associated site and landscaping works.

7, Mather Road North, Mount Merrion, Blackrock, Co. Dublin, A94T9H6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted08 September 2021
D24A/0470/WEB

The provision of a new side and rear single storey extension, the provision of a new dormer to the rear elevation, revisions to the fenestration to the front side and rear elevation, alterations to the front entrance, the provision of a rear first floor extension to replace the existing balcony, the removal of an existing chimney, the widening of the existing vehicular entrance.

15, Chestnut Road, Mount Merrion, Blackrock, Dublin, A94EK46Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted22 August 2024
D20A/0905

Permission for change of external

2, Cypress Road, Mount Merrion, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted04 February 2021
D19A/0895

Permission to extend and alter my property, a 2 storey

2 Cypress Road, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted05 June 2020
D20A/0445

Permission for works. The development will consist of

57 Cedarmount Road, Mount Merrion, County Dublin A94 X2F9Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.3 km away
Granted30 September 2020
D19A/0753

Permission for an extension and refurbishment. The development will consist of the demolition of the existing garage, the removal of all existing windows, doors, the demolition of the chimney and some internal walls. We intend to erect a two storey extension to the side which reduces to a single storey extension towards the boundary of the property. The single storey extension will extend along the front elevation creating a new entrance porch. We will also create a new vehicular entrance, driveway and landscaping to the property.

57, Cedarmount Road, Mount Merrion, Co. Dublin, A94 X2F9Dun Laoghaire Rathdown County CouncilPermission0 reasons6 conditions0.3 km away
Granted02 January 2020
D20A/0974

Permission for an extension and

60, Cedarmount Road, Mount Merrion, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.4 km away
Granted22 February 2021
D22A/0470

Permission is sought for alterations and additions to an existing 2-storey- semi-detached dwelling. The development will comprise the demolition of an existing single storey sunroom & kitchen/dining extension to the rear, together with the demolition of an existing single storey garage & utility room extension to the gable end, and the construction of a new 2-storey/part single storey extension to the rear, and the construction of a new single storey playroom & utility room extension to the gable end in lieu. The proposed development also comprises the construction of a new entrance porch to the existing entrance to the front elevation, and the formation of a new central vehicular access gate at the front boundary to the property in lieu of the existing vehicular entrance to be blocked up, together with all associated works, including connections into existing services.

54, The Rise, Mount Merrion, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.4 km away
Granted24 August 2022
D26B/0172/WEB

The development will consist of (a) Demolition works to include (i) the 5.4sqm existing single-storey side extension. (ii) the 6.5sqm existing single-storey outbuilding. (iii) removal of the west section of the existing roof to accommodate a new roof. (iv) removal of the roof to the existing rear extension to accommodate a new roof. (v) partial removal of external and internal walls to accommodate the proposed works. (b) the construction of (i) a 11.9sqm two-storey side extension to the west of the existing dwelling. (ii) a 15sqm single-storey rear extension to the south of the existing dwelling. (iii) a new roof connecting the existing and proposed rear extensions. (c) the extension of the existing roof to the west to cover the existing and proposed side extensions, to include a rooflight to the rear pitch. (d) a full refurbishment of the existing dwelling. (e) all associated site works.

12, The Close, Mount Merrion, Blackrock, Co. Dublin, A94DH57Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.4 km away
Granted07 May 2026
Showing 51-100 of 35,959
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