7, Ardenza Terrace, Monkstown, Dublin, A94EK10 (A Protected Structure)
Construction of a single-storey garden room at a protected property in Monkstown.
D26A/0216/WEB · Dun Laoghaire Rathdown County Council · Lodged 20 March 2026
- Reference
- D26A/0216/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 20 March 2026
Summary
AI-generatedThe application seeks permission to build a 22 sqm single-storey garden room in the rear garden of a protected structure. The room will be used as a home gym and storage space, and works will include reinstating the rear wall to the public footpath.
- Storey
- 1
- Floor area
- 22 m²
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
- A protected structure
- (rps no. 273). The development consists of: the provision of a single-storey garden room (22 sq. M) to be located within the rear garden of 7 ardenza terrace. The garden room is to be ancillary to the main house and is intended solely for storage and as a home gym. No commercial or non-residential use is proposed and the use is fully ancillary to the main house. Permission is also sought for associated hard and soft landscaping works within the rear garden, together with the reinstatement of the rear wall to the public footpath and all ancillary site works including drainage necessary to facilitate the proposed development
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.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| St Marys, Tobernea Terrace, Seapoint Ave | Feb 2026 | €620,000 | 75 m |
| Carrig Rua, Temple Crescent, Blackrock | Feb 2026 | €1,500,000 | 139 m |
| 11 Seapoint Court, Blackrock, Co Dublinnot full market price | Mar 2026 | €19,296 | 139 m |
| 14 Seapoint Court, Temple Crescent, Blackrock | Aug 2025 | €580,000 | 139 m |
| 7 Seapoint Court, Temple Crescent, Blackrock | May 2025 | €530,000 | 155 m |
| 7 Temple Park Ave, Blackrock, Dublin | Jun 2026 | €1,440,000 | 169 m |
| 4 Seapoint Court, Temple Crescent, Blackrock | Aug 2025 | €440,000 | 171 m |
| 12 Alma Rd, Monkstown, Dublin | Mar 2025 | €1,900,000 | 181 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 received20 March 2026
- Decision due14 May 2026
- Decision issued8 May 2026
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
Planning permission is sought by the applicant for development at 7 Ardenza Terrace, Monkstown, Blackrock,…
7, Ardenza Terrace, Monkstown, Blackrock, Dublin, A94EK10 (a protected structure)
D25A/0201/WEBDún Laoghaire–RathdownLodged 21 May 2025Alterations
- GrantedAt this site
Planning permission is sought for single storey extension (6.5 sqm) to rear of existing house (A protected…
7, Ardenza Terrace, Seapoint Avenue, Blackrock, Co. Dublin
D17A/0139Dún Laoghaire–RathdownLodged 17 Feb 2017Extension
- GrantedAt this site
Permission for basement and first floor extension to rear (22sqm), including openings to rear wall and…
6, Ardenza Terrace, Seapoint Avenue, Monkstown, Co Dublin
D13A/0630Dún Laoghaire–RathdownLodged 11 Feb 2014Extension
- GrantedAt this site
Permission for a new access gate in the front railings and a new staircase to a new access door under the…
8 Ardenza Terrace, Seapoint Avenue, Blackrock, Co Dublin (A Protected Structure)
D14A/0520Dún Laoghaire–RathdownLodged 12 Aug 2014Alterations
- RefusedAt this site
Permission and Retention Permission consisting of the construction of a single storey kitchen extension to…
8 Ardenza Terrace, Seapoint Avenue, Blackrock, Co Dublin
D13A/0583Dún Laoghaire–RathdownLodged 8 Nov 2013Extension
- GrantedAt this site
Retention permission for the removal of the sub-dividing partition to the front room at second floor level in…
8, Ardenza Terrace, Seapoint Avenue, Blackrock, Co Dublin
D14A/0503Dún Laoghaire–RathdownLodged 6 Aug 2014Retention
- GrantedAt this site
Permission is sought for construction of two no. ensuite bathrooms at second floor level. (A Protected…
4, Ardenza Terrace, Seapoint Avenue, Monkstown, Co. Dublin
D10A/0225Dún Laoghaire–RathdownLodged 28 Apr 2010Alterations
- GrantedAt this site
Permission is sought for the construction of basement (9.5 sq.m) and ground floor (12 sq.m extension to rear…
4, Ardenza Terrace, Seapoint Avenue, Monkstown, Co. Dublin
D10A/0259Dún Laoghaire–RathdownLodged 17 May 2010Extension
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
PROTECTED STRUCTURE : Development for (a) Removal of c. 18.9 sqm garage at the rear garden with access off…
13, Brighton Road, Dublin 6, D06 X282
4084/22Dublin CityLodged 27 May 2022
- Awaiting decisionAlterations
PROTECTED STRUCTURE Works to and within the curtilage of a Protected Structure (RPS Ref. No. 6216) including…
43 Palmerston Road, Rathmines, Dublin 6, D06 R2T9
WEB2627/26Dublin CityLodged 1 Jul 2026
- GrantedAlterations
For a new single storey garden room in the garden to the rear of the existing buildings on site,…
Ballyduffmore , Dungarvan , Co. Waterford
2460636WaterfordLodged 31 Oct 2024
- InvalidExtension
Construction of a single storey ancillary garden studio of 51sqm in the rear garden, containing gym, bedroom,…
4, Rus-In-Urbe, Glenageary Road Lower, Glenageary, Dublin, A96V2Y9
D24A/0042Dún Laoghaire–RathdownLodged 22 Jan 2024
- GrantedExtension
PROTECTED STRUCTURE: The development will consist of construction of a new single storey ancillary…
8, Herbert Park, Ballsbridge, Dublin 4
2560/21Dublin CityLodged 9 Apr 2021
- GrantedAlterations
PROTECTED STRUCTURE: permission is sought for the development will consist of — alterations to rear facade of…
23 Leeson Park, Ranelagh, Dublin 6
3140/21Dublin CityLodged 12 Jul 2021
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