No. 2 Sloperton, Monkstown, County Dublin, a protected structure
Reintegration of a basement apartment into a main house at a protected structure in Monkstown.
D21A/1146 · Dun Laoghaire Rathdown County Council · Lodged 25 March 2022
- Reference
- D21A/1146
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 25 March 2022
Summary
AI-generatedThe development involves reintegrating a separate basement apartment back into the main house. Works include altering the stairs, inserting two new sash windows, converting a door to a window, and making internal layout changes to this protected structure.
Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.
Official record
Development description
Permission for the following development: reintegration of the separate basement apartment into the main house including altering the existing stairs to serve the entire basement, insertion of two new sash windows into existing recesses in the west facing side of the rear return, conversion of a door to become a window to the rear return at basement level, removal of bathroom to the top of the stairs to be replaced by an open study area, alterations of an en-suite bathroom to become a shared...
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
Objective set by the COUNTY DEVELOPMENT PLAN 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.
Read the zoning objectives in the development planBuilt & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Built — construction complete
A commencement notice records works starting on 19 September 2022.
Notified floor area: 161 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 30a Packenham, The Slopes, Monkstown | Aug 2025 | €303,000 | 54 m |
| 19 Packenham Apts, Sloperton, Monkstown | Mar 2026 | €565,500 | 55 m |
| 18 Packenham Apts, The Slopes, Monkstown | Apr 2025 | €310,000 | 58 m |
| 3 Cambria, De Vesci Court, Monkstown | Jun 2025 | €490,000 | 65 m |
| 10 Cambria, De Visci Court, Monkstown | Jun 2026 | €350,000 | 65 m |
| 34 Pakenham, Sloperton, Monkstown | Jan 2026 | €567,500 | 66 m |
| 40 Packenham Apts, Sloperton, Dun Laoghaire | May 2025 | €570,000 | 84 m |
| 6 Pakenham, Monkstown, Dublin | Jan 2025 | €485,000 | 92 m |
Nearby properties, not this site — a guide to local values.
Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.
Key dates
Timeline
- Application received25 March 2022
- Decision issued14 April 2022
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
Permission for the construction of a new fully glazed door from kitchen at ground floor onto an external 16m2…
2 Sloperton, Monkstown, Co Dublin (A Protected Structure)
D15A/0630Dún Laoghaire–RathdownLodged 19 Jan 2016Alterations
- GrantedAt this site
Alterations and extension. Conversion of the structure from three residential units to a single-family…
Sloperton Lodge, Sloperton, Monkstown, Co. Dublin.
D05A/1030Dún Laoghaire–RathdownLodged 14 Mar 2006Change of use
- GrantedAt this site
The installation of 29PV solar panels on the west , south and east facing roofs of the dwelling house. (A…
3 Sloperton Lodge, Dun Laoghaire, Co.Dublin (A protected structure)
D23A/0156Dún Laoghaire–RathdownLodged 7 Mar 2023Alterations
- Granted60 m away
Planning permission is being sought for the erection of double electrical entrance gates to existing…
Packenham, The Slopes, Monkstown, Co. Dublin
D09A/0350Dún Laoghaire–RathdownLodged 22 Apr 2010Alterations
- Refused90 m away
The construction of an additional penthouse apartment floor to each of the three existing blocks (known as…
De Vesci Court, The Slopes, Dun Laoghaire, Co. Dublin.
D09A/0354Dún Laoghaire–RathdownLodged 21 Dec 2009Apartments
- Granted100 m away
Two storey extension to the side of existing house and single storey garden room to rear. Demolition of…
Belmont House, The Hill, Monkstown, Co. Dublin
D06A/1054Dún Laoghaire–RathdownLodged 30 Nov 2006Extension
- Refused110 m away
Provision of a new single storey house to the side
1, Monkstown Gate, Pakenham Road, Monkstown, Co. Dublin
D04A/0814Dún Laoghaire–RathdownLodged 22 Feb 2005New dwelling
- Granted110 m away
Permission sought for amendments to previously approved planning permission D06A/1054 - an extension to an…
Belmont House, The Hill, Monkstown, Co. Dublin
D09A/0267Dún Laoghaire–RathdownLodged 17 Apr 2009Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedAlterations
Permission for relocation of the kitchen from basement to ground floor level, formation of a new guest…
10 De Vesci Terrace, Dún Laoghaire, Co Dublin (A Protected Structure in an Architectural Conservation Area)
D16A/0470Dún Laoghaire–RathdownLodged 8 Sept 2016
- GrantedExtension
Permission for a single storey extension to rear (26.5 sqm), including new openings to external rear and side…
10 Belgrave Square North, Monkstown, Co Dublin
D15A/0336Dún Laoghaire–RathdownLodged 19 May 2015
- RefusedExtension
Permission for extension and refurbishment of existing dwelling house, including extensive refurbishment of…
9 Trafalgar Terrace, Monkstown, Co Dublin .
D15A/0327Dún Laoghaire–RathdownLodged 15 May 2015
- GrantedExtension
Permission for a single storey extension to rear (27 sqm), including new opening to external side wall to…
10 Belgrave Square North, Monkstown, Co Dublin
D15A/0856Dún Laoghaire–RathdownLodged 23 Dec 2015
- GrantedExtension
Planning permission sought for construction of single storey extension to rear, reinstate previously…
6, Prince Edward Terrace Upper, Carysfort Avenue, Blackrock, Co. Dublin
D09A/0931Dún Laoghaire–RathdownLodged 23 Dec 2009
- GrantedAlterations
Permission sought for development consisting of ground floor works to include minor renovations and provision…
34, Clarinda Park West, Dun Laoghaire, Co Dublin
D07A/0288Dún Laoghaire–RathdownLodged 8 Jun 2007
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