Liosmor, Sandyford Road, Sandyford, Dublin 16, D16T9T3
First-floor extension over the existing single-storey side section of a semi-detached house.
D21B/0318 · Dun Laoghaire Rathdown County Council · Lodged 25 June 2021
- Reference
- D21B/0318
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 25 June 2021
Summary
AI-generatedThe application seeks permission to construct a stepped first-floor extension over an existing single-storey side section. It includes keeping vaulted roof sections on the ground floor and creating a split-level first floor using the proposed roof space.
- Storeys
- 2
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
Full permission for the following: planning permission is sought for the addition of a fully serviced stepped first floor extension over existing single storey section to side of existing semi-detached two storey house. Permission to keep vaulted roof sections within existing single storey side extension on ground floor and allow a split level floor on the first floor using the proposed roof space to achieve heights in new section roof design section hipped gable front and rear with new glazi...
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 |
|---|---|---|---|
| 11 Greenlands, Sandyford Rd, Sandyford Dublin 18 | May 2026 | €575,000 | 129 m |
| 27 Llewellyn Court, Rathfarnham, Dublin 16 | Aug 2025 | €640,000 | 185 m |
| Kilkerry, Sandyford Rd, Sandyford Dublin 16 | Jan 2025 | €1,425,000 | 198 m |
| 21 Blackthorn Green, Sandyford, Dublin 18not full market price | May 2025 | €275,000 | 219 m |
| 8 Churchlands, Sandyford Village, Dublin 18 | May 2026 | €1,100,000 | 240 m |
| 84 Moreen Ave, Sandyford, Dublin 18 | Dec 2025 | €530,000 | 243 m |
| Gatineau Apt 1, Sandyford Road, Dublin 16 | May 2026 | €200,000 | 249 m |
| Gatineau Apt 2, Sandyford Road, Dublin 16 | May 2026 | €200,000 | 249 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 June 2021
- Decision issued19 August 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
Permission for the following: Planning permission is sought for the addition of a fully serviced stepped…
Liosmor, Sandyford Road, Sandyford, Dublin 16, D16T9T3
D21B/0089Dún Laoghaire–RathdownLodged 2 Mar 2021Extension
- GrantedAt this site
The development will consist of the construction of a dormer window in the attic level to the rear of the…
Liosmor, Sandyford Road, Dublin 16, D16T9T3
D25B/0114/WEBDún Laoghaire–RathdownLodged 5 Mar 2025Alterations
- GrantedAt this site
Proposed new attic dormer to rear of house, proposed extension and adaption of existing side extension…
Corrin, Sandyford Road, Sandyford, Dublin 16, D16E3Y2
D25B/0508/WEBDún Laoghaire–RathdownLodged 16 Sept 2025Extension
- Withdrawn30 m away
Permission for change of use/conversion of ground floor chiropractic clinic to two bedroom apartment. (The…
266, Sandyford Road, Dublin 16, D16 YV83
D17A/0120Dún Laoghaire–RathdownLodged 13 Feb 2017Change of use
- Granted30 m away
Permission is sought for the subdivision and change of use of an existing two storey house into a ground…
Cuan Dor, 266 Sandyford Road, Dublin 16
D05A/0890Dún Laoghaire–RathdownLodged 12 Jul 2005Change of use
- Granted30 m away
Permission for change of use / conversion of ground floor chiropractic clinic to one bedroom apartment with…
266, Sandyford Road, Dublin 16, D16 YV83
D17A/0790Dún Laoghaire–RathdownLodged 6 Sept 2017Change of use
- Awaiting decision40 m away
Retention of Development comprising the construction of offices (46.5 sq m) at the front and construction of…
Sandyford Motors, Sandyford Road, Sandyford, Dublin 16, D16W7R8
D26A/0120/WEBDún Laoghaire–RathdownLodged 20 Feb 2026Retention
- Granted40 m away
Permission is sought to develop the existing Maxol Service Station at Sandyford Road, Sandyford, Dublin — The…
Maxol Service Station, Sandyford Road, Sandyford, Dublin 16
D11A/0278Dún Laoghaire–RathdownLodged 16 Jun 2011Commercial
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- RefusedExtension
Permission for the following: Planning permission is sought for the addition of a fully serviced stepped…
Liosmor, Sandyford Road, Sandyford, Dublin 16, D16T9T3
D21B/0089Dún Laoghaire–RathdownLodged 2 Mar 2021
- GrantedExtension
Full planning permission for the following to the existing two storey fully serviced semi-detached house with…
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D25A/1006/WEBDún Laoghaire–RathdownLodged 23 Dec 2025
- GrantedExtension
Permission is sought for a single storey, pitched roofed extension to front; a two storey, pitched roofed…
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D08B/0190Dún Laoghaire–RathdownLodged 11 Mar 2008
- GrantedExtension
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12, Sycamore Court, Carriglea Downs, Kill Avenue, Dun Laoghaire, Co Dublin
D21B/0108Dún Laoghaire–RathdownLodged 8 Mar 2021
- GrantedExtension
Extension to side at first floor level over existing side extension, to have extended hipped, pitched roof…
71, Trimleston Gardens, Bootestown, Co. Dublin
D08B/0182Dún Laoghaire–RathdownLodged 10 Mar 2008
- GrantedExtension
Full Permission for development. The development will consist of: Demolition of existing internal walls on…
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