The retrofit, upgrade and extension of the existing 1960's at Coolkeel, 33 Knocknacree Park
Coolkeel, 33 Knocknacree Park, Dalkey, Dublin, A96V250
up to 2 storeys · 0.0811 ha · Refused on appeal, July 2026
Planning application D25A/1004/WEB to Dun Laoghaire Rathdown County Council: The retrofit, upgrade and extension of the existing 1960's, two-storey over sub-basement detached three-bedroom dwelling, at Coolkeel, 33 Knocknacree Park, Dalkey. Refused by the council on 24 February 2026; refused on appeal by An Coimisiún Pleanála on 24 July 2026.
Timeline
- Application lodged
- Council refused
- Appealed to An Coimisiún Pleanála
- Refused on appeal
Key facts
Proposed development
(i) the retrofit, upgrade and extension of the existing 1960's, two-storey over sub-basement detached three-bedroom dwelling (c. 236sq.m), including refurbishment and internal reconfiguration; (ii) partial demolition of sections of the existing dwelling, including removal of portions of external and internal walls, floors, and roof structures as necessary to facilitate proposed works; (iii) extension of the existing dwelling resulting in a two-storey over sub-basement, three-bedroom contemporary flat roofed dwelling (c. 388sq.m). The lower ground floor level of the proposed development will comprise a private spa, including a steam room, sauna, sunken hot tub, WC and plant rooms. The ground floor level of the proposed dwelling will comprise the kitchen/dining, utility, washroom, WC and living room, with the bedrooms at first floor level; (iv) alterations to all elevations including revised fenestration, insulation, new wall and roof finishes (v) installation of rooflights; (vi) The proposed pedestrian and vehicular access to the subject site will be via the north, off Knocknacree Park. A new pedestrian gate is proposed on the northern site boundary; (vii) refurbishment of the existing rustic timber cabin located to the rear of the site; and (viii) The proposed development also includes: all ancillary site works, inclusive of tree removal and replacement landscaping, boundary treatments, lighting, SuDs drainage, and all other engineering/drainage works necessary to facilitate the development.
Planning status
Permission was refused on appeal by An Coimisiún Pleanála on 24 Jul 2026. That decision replaces the council's; a new application would be needed.
Appeal PL-501044-DR-26 on the An Coimisiún Pleanála website ↗
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Nearby applications
Other applications on the Dun Laoghaire Rathdown register close to this address.
- D24A/0678/WEB33, Coolkeel, Knocknacree Park, Dalkey, Dublin, A96V250Closed
(i) demolition of existing 1960’s, two-storey over sub-basement detached three-b
- D25A/0135/WEB30, Knock Na Cree Park, Dalkey, Co Dublin, A96 P3X7Granted
1. Demolition of single storey timber
- D26A/0095/WEBChiasso, 30, Knocknacree Park, Dalkey, Dublin, A96P3X7Granted
Amendments to previously granted plann
- D24A/0633/WEBAltamont, Knocknacree Road, Dalkey, Dublin, A96YP60Closed
This development will consist of an amendment and modifications to the permissio
- D26A/0274/WEBAltamont, Knocknacree Road, Dalkey, Co. Dublin, A96YP60Granted
Amendments to the 'Lower House' approved under Reg. Ref. D19A/0692 (and later amended under Reg. Ref. D20A/0718…
- D24A/0574/WEBAltamont, Knocknacree Road, Dalkey, Dublin, A96YP60Granted
Amendment and modifications to the permission
Related
About this page: the facts above come from the statutory public planning register kept by Dun Laoghaire Rathdown County Council and are refreshed weekly (last updated 2 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.
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