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D22A/1000

Permission for the retention of a fire escape stair at the rear of this premises from the first floor roof to the shared laneway.

21, Patrick Street, Dun Laoghaire, Co. Dublin.Dun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.0 km away
Refused16 February 2023
D22A/0805

Permission is sought for 01) Change of use of 2 No retail units to residential use to create 2no townhouses, 02) Demolition of single storey flat roof extensions to rear and existing two-storey return to rear and existing plant to rear, 3) Proposed two-storey flat roof extensions to rear of each townhouse, 04) Proposed alterations to fenestration to front and side of buildings at ground floor level and 05) Ancillary site and boundary works.

26 Patrick Street, Dun Laoghaire, Co Dublin, A96X253Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted16 December 2022
D25A/0400/WEB

Permission for 1) Change of use of two commercial units to residential use to create two townhouses; 2) Demolition of the two existing single-storey rear extensions; 3) Construction of a two-storey rear extension to each townhouse; a new side window at first floor level; 4) Proposed alterations to fenestration to front and side of the buildings at ground floor level; 5) New rooflights to the front; internal alterations; and all associated site works.

85/86, Patrick Street, Dun Laoghaire, Dublin, A96XD50Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted16 July 2025
V/037/25

2 Units

85/86, Patrick Street, Dun Laoghaire, Dublin, A96XD50Dun Laoghaire Rathdown County CouncilCertificate of Exemption - Part V0 reasons0 conditions0.0 km away
Granted19 May 2025
D25A/0832/WEB

Permission for A) Demolition to rear of no.17 Patrick street of existing 2 storey structure to form extended internal courtyard and demolition of existing building no17 onto West Lane including demolition of existing chimney and existing roof to no18A. B) Alterations to retained façade to no17 onto Patrick street. C) Construction of 13No apartments consisting of 1no Studio apartment, 6no 1 bedroom apartments, 4no 2 bedroom apartments, 2no 2bedroom duplex apartments arranged around a central communal courtyard in three apartment blocks ranging in height from 3 floors – 4 floors D)Change of use from existing commercial ground floor unit to residential unit (2 bedroom), E)External secure bin storage and bicycle spaces, F) External hard and soft landscaping in communal courtyard off Patrick street access lane and communal open space with new pedestrian link onto West Lane and all associated site works.

17 & 18A Patrick Street & West Lane, Dun Laoghaire, Dublin, A96EC98Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted19 December 2025
D21A/0510

Permission for development consisting of the following:

17 & to rear of 18A/18B, Patrick Street, Dun Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Refused27 July 2021
D22A/0562

Permission for development consisting of the following: a) Change of Use from authorised restaurant to professional services on ground floor of no. 17. b) Demolition to rear of no. 17 of existing 2 storeys to form extended courtyard, and demolition of existing building behind no. 17 onto West Lane including demolition of existing chimney, above roof level, to 18A. c) Construction of 8 no. apartment units, each with their own private balcony/terrace with apt 1-3 with winter gardens, made up of 4x1bed, 1x2bed, 1x2bed duplex & 2x3 bed duplex units, comprising: a 2-storey infill extension on first & second floors above existing unit no.17 onto Patrick street: construction of a 3-storey (top floor setback) building to rear of no.17 onto West Lane and, a new 2-storey standalone block in existing yard to rear of no.18A/18B Patrick Street onto West Lane. d) External & secure bicycle parking spaces and bin storage. e) External hard and soft landscaping in courtyard off Patrick Street access lane and communal open space with new pedestrian link onto West Lane and all associated site works.

17 & to rear of, 18A/18B, Patrick Street, Dun Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted09 May 2023
D23B/0519

A dormer roof extension and window to the rear roof elevation at roof level and conversion of attic space to attic room for extended living accomodation.

18, Convent Road, Dun Laoghaire, Dublin, A96P299Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted12 January 2024
D25A/0811/WEB

Permission sought to extend existing dwelling at ground floor level by incorporating vacant shop portion (formerly take-away) on Cross Avenue and with new first floor extension to side over existing side ground floor portion and to replace part of existing sloped roof with vertical clad wall to form balcony area which will include flat roof over proposed side extension and with door in roof space to provide access to proposed balcony area with associated site works.

Willow House, 1 Cross Avenue, Dun Laoghaire, Dublin, A96Y6P7Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted16 December 2025
D22A/0520

Permission sought to extend existing dwelling at ground floor level by incorporating former take-away shop on Cross Avenue and with new door in roof space of dwelling and access stairs from roof to first floor flat roof both for maintenance purposes, with new first floor window onto rear flat roof and for new service door in part of existing ground floor shop window on Covent Road and to provide for hot food take-away and delivery service in existing ground floor shop together with associated site works

1, Willow House, Convent Road, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Refused07 September 2022
D25A/0265/WEB

(A) Ground floor demolitions of an existing rear extension and construction of a new single storey rear extension. (B) Internal alterations to the existing house including the removal of internal wall fabric. (C) Change of use for an existing single storey structure to the rear from garage to residential use ancillary to the main dwelling with proposed works including partial demolition and refurbishment. (D) Sundry other minor refurbishment works and alteration works and all associated siteworks to facilitate this development.

97 Patrick Street, Dún Laoghaire, Co. Dublin, A96W704Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.0 km away
Granted21 May 2025
D22A/0073

Retention is sought to retain change of use

58, Mulgrave Street, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.1 km away
Granted14 April 2022
D25A/0331

We intend to apply for Planning Permission to reduce the number of car parking spaces, from four to one, at the rear of 59. Also, to erect a new stone boundary wall, topped with a timber fence and with a 3.5M mechanically operated sliding vehicular access gate to the rear lane.

59 Mulgrave Street, Dun Laoghaire, Co. Dublin, A96XK33Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted09 June 2025
D24A/0964

Planning Permission to change the use from Commercial to Residential. Permission is also sought to renovate the existing single storey terrace structure to the front, to demolish the two storey return and to erect a new single storey extension at the rear. The proposal will include two bedrooms, living/dining/kitchen space and ancillary accommodation.

59, Mulgrave Street, Dun Laoghaire, Co. Dublin, A96 XK33Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted05 February 2025
D24A/0715

Permission to change 59 Mulgrave Street, Dun Laoghaire from Commercial to Residential usage. Permission is also sought to renovate the existing single storey terraced structure to the front, to demolish the two storey return and to erect a new single and two storey extension at the rear. The proposal will include three bedrooms, living/dining/kitchen space and ancillary accommodation.

59, Mulgrave Street, Dun Laoghaire, Dublin, A96XK33Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted04 November 2024
D20A/0429

Permission is sought for proposed alterations to

3 Mulgrave Street, Dun Laoghaire, Co. Dublin A96 NN63Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted07 August 2020
D21B/0669

Permission is sought for a second floor and roof level

26 Mulgrave Street, Dun Laogahire, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused04 February 2022
D20B/0272

Permission for development

77 Patrick Street, Dun Laoghaire, Co. Dublin.Dun Laoghaire Rathdown County CouncilPermission0 reasons9 conditions0.1 km away
Granted04 November 2020
D25A/0708/WEB

The proposed development is a revision of D24A/0884 for a Change of use of the existing 250sqm commercial building, a former HSE premises, into a single 4-bedroom, 265sqm dwelling; additional floor area provided by flooring over the first floor level void. Private open space to the rear to be enclosed by new timber fence panels, with sliding gate for vehicular access. The development will consist of the removal of the rear section of roof and glazing, alterations to the rear elevation, construction of first floor extension within the footprint of the existing ground floor plan, new rooflights, elevational alterations and associated works associated with the items above.

63, Mulgrave Street, Dun Laoghaire, Dublin, A96YD61Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted04 November 2025
D21A/0941

Permission is sought for the material change

76, Patrick Street, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused15 December 2021
D20A/0881

Permission is sought for the

76, Patrick Street, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused29 January 2021
D24A/0884/WEB

Change of use of the existing 250sqm commercial building, a former HSE premises, into a single 4-bedroom, 265sqm dwelling; additional floor area provided by flooring over first floor level void. Private open space to the rear to be enclosed by new timber fence panels, with sliding gate for vehicular access

63 Mulgrave Street, Dun Laoghaire, Co. Dublin, A96YD61Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted17 December 2024
D26B/0035/WEB

01) Demolition of existing single storey lean-to extensions to rear of house and removal and raising of existing flat roof to rear of house, 02) Alterations to fenestration to the rear and side of the existing house, 03) Construction of new single storey flat roof extension to the rear, with one and a half height section over the dining area, 04) All associated site works required to facilitate the development.

75, Patrick Street, Dun Laoghaire, Co. Dublin, A96PH55Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted11 March 2026
D26A/0200/WEB

Permission is sought for the refurbishment and extension of the existing property to form a new residential unit. The proposal comprises: A) Change of use from office to residential (2 bed apartment) at upper ground floor and first floor level; increasing the ridge height from 8.45m above street level to 9.59m. B) Demolition of existing stores at lower ground floor level C) Landscaping of the site to provide private open space to the rear and all associated site works. D) Recessing location of existing gate on Lynch Lane. E) No changes will be made to the existing ground floor retail unit. The proposed development will be accessed from the existing entrance on Lynch Lane.

71, Lynch Lane, Dun Laoghaire, Co. Dublin, A96P5PDDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted06 May 2026
D20A/0067

Permission is sought for development comprising the development of a new residential unit. The proposal comprises: A) Change of use from office to residential (3 bed approx. 148m2 apartment) at upper ground floor and first floor level; permission is also sought to increase the ridge height from 8.45m above street level to 9.57m. B) Demolition of existing stores and lower ground floor level C) Landscaping of the site to provide private open space to the rear and all associated site works. D) Recessing location of existing gate on Lynch Lane. E) No changes will be made to the existing ground floor unit. The proposed development will be accessed from the existing entrance on Lynch Lane.

71, Lower Georges StreetDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted11 August 2020
D21A/0513

Permission for development. The development will consist of

69 Lower George's Street, Dún LaoghaireDun Laoghaire Rathdown County CouncilPermission0 reasons6 conditions0.1 km away
Granted23 July 2021
D23A/0347

Retention of development to include 1) steel structures, balustrades and cladding to rear balcony 2) ancillary fixtures/fitting to include storage shed, bicycle storage rack under ground floor balcony and landscaping walls, and planters, all within rear courtyard. Also permission to 3) reconstruct and relocate bin storage enclosure, extend hard landscaping, planters, and walls, and convert shed to provide 4 no. storage units all within rear courtyard area.

12 Northumberland Avenue, Dun Laoghaire, Dublin,Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted17 July 2023
D21B/0016

Permission is sought for partial demolition of boundary

8 Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96 WV76Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted11 March 2021
D21A/0308

Permission is sought for a development

65, Mulgrave Street, Dun Laoghaire, Co Dublin, A96Y225, and, 66, Mulgrave Street, Dun Laoghaire, Co Dublin, A96KT51Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted28 May 2021
D19A/0833

Permission for development at a 235 sqm site. The development will consist of: Change of use at ground floor level from restaurant to credit union (Class 2, financial services where the services are provided principally to visiting members of the public) (181.8 sqm), and residential access (9 sqm); change of use at first floor level from restaurant to residential (173.7 sqm) to facilitate 2 no. one bedroom apartments (69.5 sqm and 67.7 sqm) and circulation space; the demolition of 7.3 sqm at second floor level, the change of use of the remaining floor area at second floor level from ancillary restaurant to residential use (49.9 sqm) and the extension of this level by 32.8 sqm to facilitate a two bedroom apartment (73.8 sqm) and circulation space; and a change of use at laneway access level from restaurant to bin and bicycle storage (21.3 sqm) with circulation spaces. The development also includes: a new shopfront to George`s Street Upper providing separate access to the credit union at street level and the residential units above; backlit fascia signage and a projecting sign; security shutter; internal residential courtyards at first floor level; screened balcony facing south-west at second floor level; plant; elevational changes; and all other associated site development works above and below ground.

5, George`s Street Upper, Dun Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilPermission0 reasons9 conditions0.1 km away
Granted06 February 2020
D23B/0296

Permission is sought for the conversion of the existing 63 SqM 1-bedroom house into a 100 SqM 2-bedroom house via the demolition of the rear of the existing house, construction of a 2- storey rear extension, and dormer attic conversion to the front, along with associated site works - including the demolition of existing coal sheds

12A, Northumberland Avenue, Dun Laoghaire, Dublin, A96HY76Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused11 August 2023
D21B/0252

Permission is sought for the conversion

12A, Northumberland Avenue, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused07 July 2021
D20A/0270

Full permission for the change of use of existing vacant

7 Georges Street Upper, Dun Laoghaire, Co. Dublin A96 NY71Dun Laoghaire Rathdown County CouncilPermission0 reasons7 conditions0.1 km away
Granted09 November 2020
D22A/0058

Full permission for development. The development

75, Georges Street Lower, Dun Laoghaire, Dublin, A96F256Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted16 March 2022
D20A/0247

Permission for partial demolition of existing storage / garage building (existing car parking space maintained) and erection of a two storey (plus attic) mews house and associated works to rear.

'Avondale House', 3, Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96 X093Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Refused07 July 2020
D23B/0166

Single-storey rear extension and attic conversion for storage with a dormer window to the rear.

15, Cross Avenue, Dun Laoghaire, Dublin, A96K228Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.1 km away
Granted26 May 2023
D20A/0582

Permission for development. The development will consist of

1, Northumberland Avenue (with fronting to Lee's Lane), Dun Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilPermission3 reasons0 conditions0.2 km away
DesignResidential Amenity
Refused13 October 2020
D20A/0085

Permission for development. The development will consist of

1 Northumberland Avenue, (with frontage to Lee's Lane) Dun Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilPermission2 reasons5 conditions0.2 km away
Residential AmenityVisual Amenity
Refused26 March 2020
D23A/0548

A) Change of use from retail to residential B) Partial demolition of existing two-storey structure including removal of pitched gable roof, C) Material alterations to front elevation, including removal of shopfront, increased height and alterations to existing openings at ground floor and first floor levels D) Construction of new set back third storey with access to new flat roofed terrace to front and enclosed winter garden to rear, the entirety as a new two bedroomed, three-storey live-work townhouse with connections to existing services and associated site works.

57, Convent Lane, Dun Laoghaire, Dublin, A96W400Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted11 October 2023
D26B/0014/WEB

The development will consist of demolishing the existing two-storey rear extension; constructing a new part single-storey, part two-storey rear extension; replacing a window on the rear elevation with a door; landscaping works; and all associated site works.

32, Mulgrave Street, Dun Laoghaire, Co. Dublin, A96R230Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted09 March 2026
D25A/0943/WEB

Permission is sought for the change of use from a multi-occupancy building containing three apartments back to a family home. The development will consist of the construction of a ground floor, single storey extension to rear with flat roof (proposed floor area approx. 23sqm), removal of steel external stairs and walkway to rear, installation of roof light in existing structure, alterations to internal layouts, replacing existing door with a window (side elevation) and all associated site works.

15, Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96EH42Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted06 February 2026
D24A/0188

Retention permission to regularise the previous D13A/0281 by excluding the rear extension, the utility/bike/bin store, and associated landscaping works granted. A Protected structure.

1 Tivoli Terrace North, Dun Laoghaire, Dublin, A96VH33Dun Laoghaire Rathdown County CouncilPermission for Retention0 reasons0 conditions0.2 km away
Granted10 May 2024
D20A/0784

Permission for development on this site.

Lands to rear of, 56, Georges Street Lower, Dun Laoghaire, Co DublinDun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted18 December 2020
V/095/20

1 unit

Lands to the rear of, 56, George's Street Lower, Dún Laoghaire, Co. DublinDun Laoghaire Rathdown County CouncilCertificate of Exemption - Part V0 reasons0 conditions0.2 km away
Granted27 November 2020
D22A/0706

Planning permission is sought for replacement of upvc windows with painted hw sash windows to front elevation, removal of lean-to sheds to rear north boundary wall, alterations to existing rear extension to include increase in ground floor area to north and west, removal of rear extension pitched roof, to be replaced with new first floor extension with flat roofs, new opaque glazed windows to north and south first floor elevations, new velux rooflight to rear pitched main roof, internal alterations and all associated site works.

Sonas, 16 Northumberland Avenue, Dun Laoghaire, Co Dublin, A96Y625Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted14 November 2022
D24A/0945/WEB

Sub-division of existing 3 storey dwelling to form new lwr ground floor apartment with 2 story dwelling above; alterations to front garden to form new terrace + stairs to lwr ground floor; alterations to window to lwr ground floor to be door to front elevation; removal of conc. steps to rear return and replacement with new steel stairs; alterations to windows to rear return of dwelling; internal alterations and all associated site works.

46, Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96C1H5Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted27 January 2025
D23A/0723

Partial demolition of the existing rear extension, and the construction of a new part two storey, part single storey extension to the rear of the existing two storey semi-detached house. The works will include: 1) New window opening to the gable wall. 2) New lowered basement level and associated internal alterations. 3) Partial demolition of side garden wall from the existing laneway for parking access. 4)New fence to northern boundary of rear garden. 5) All associated hard and soft landscaping and siteworks.

13, Tivoli Terrace East, Dun Laoghaire, Dublin, A96P6K6Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted19 January 2024
D22A/0230

Permision is sought for demolition of existing single story

Rear of No. 50 Lower Georges Street, Dun Laoghaire, Co Dublin, with frontage on to Convent Lane A96F504Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted27 May 2022
D25A/0670/WEB

The development will consist of the provision of 4 no. residential apartments, comprising 1 no. one-bedroom apartment, 1 no. two-bedroom apartment, 1 no. studio apartment, and 1 no. duplex two-bedroom apartment, as set out below: (a)Development at lower ground floor level, comprising the partial change of use of the existing basement from ancillary storage to residential use, including internal renovations and demolition works, to provide 1 no. one-bedroom apartment (Apartment No. 01), along with a retail storage unit retained in association with the existing ground floor retail use; (b)Development at ground floor level, comprising the demolition of an existing rear extension to facilitate part of Apartment No. 01, the provision of a dedicated residential entrance and internal circulation space serving the upper residential floors, and minor alterations to the existing retail floor space (to be retained); (c)Development at first floor level, comprising the change of use of existing commercial office space to residential use, including internal renovations and demolition works, to provide 1 no. two-bedroom apartment (Apartment No. 02) and internal circulation areas including a new stair core; (d)Development at second floor level, comprising the change of use of existing commercial office and storage space to residential use, the construction of a new extension, and associated internal staircase and demolition works, to provide 1 no. studio apartment (Apartment No. 03) and part of a duplex two-bedroom apartment (Apartment No. 04); (e)Development at third floor level, comprising the construction of a new single-storey rooftop extension to accommodate the upper level of Apartment No. 04, including a private amenity terrace, associated rooflights, and stairwell access; (f)The provision of private amenity space in the form of balconies and terraces, a shared bin storage area, external alterations to existing building elevations, internal reconfigurations, and all associated site development works.

86, George's Street Lower, Dun Laoghaire, Dublin, A96FK09Dun Laoghaire Rathdown County CouncilPermission0 reasons0 conditions0.2 km away
Granted22 October 2025
V/057/25

4 dwellings

86, George's Street Lower, Dun Laoghaire, Dublin, A96FK09Dun Laoghaire Rathdown County CouncilCertificate of Exemption - Part V0 reasons0 conditions0.2 km away
Granted03 September 2025
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