38, Mount Alton, Dublin 16
Ground floor rear extension, first floor dormer extension, and front porch.
SD18B/0488 · South Dublin County Council · Lodged 21 November 2018
- Reference
- SD18B/0488
- Authority
- South Dublin County Council
- Register status
- Appealed
- Type
- Permission
- Received
- 21 November 2018
- Floor area
- 86.8 m²
Summary
AI-generatedThe project involves a ground floor rear extension, a front entrance porch, and a first-floor flat-roofed dormer extension. It includes raising the roof ridge, installing solar panels, and demolishing an existing rear shed.
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
Ground floor entrance porch and skylight above with change of windows to the front; ground floor rear extension comprising of alterations and demolition works including the removal of rear shed; first floor flat roofed dormer extension providing first floor habitable accommodation, including raising of roof ridge to rear and sides hosting photovoltaic panels and a strip roof light to the front of the property.
Land-use zoning
What this land is zoned for
“To protect and/or improve residential amenity”
National zoning type: Existing residential
Objective set by the South Dublin 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 |
|---|---|---|---|
| 35 Mount Alton, Knocklyon, Dublin 16 | Feb 2025 | €595,000 | 43 m |
| 2 Mount Alton Court, Knocklyon, Dublin 16 | Jul 2025 | €1,225,000 | 105 m |
| 4 Knocklyon Avenue, Templeogue, Dublin 16 | May 2025 | €670,000 | 191 m |
| 5 Idrone Park, Knocklyon Wood, Templeogue Dublin 16 | Jun 2025 | €680,000 | 191 m |
| 2 Knocklyon Ave, Knocklyon Woods, Dublin 16 | Dec 2025 | €881,000 | 194 m |
| 6 Idrone Dr, Knocklyon, Templeogue Dublin 16 | Jul 2025 | €575,000 | 262 m |
| 38 Knockfield Manor, Knocklyon, Dublin 16 | Oct 2025 | €975,000 | 293 m |
| 18 Delaford Dr, Knocklyon, Dublin 16 | Jul 2026 | €655,000 | 293 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 received21 November 2018
- Decision due24 January 2019
- Decision issued24 January 2019
- Appeal submitted18 February 2019
- Appeal decided29 May 2019
- Permission expiry18 June 2019
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- Part granted, part refusedExtension
Ground floor entrance porch and skylight above with change of windows to the front; ground floor rear…
38, Mount Alton, Knocklyon, Dublin 16, D16 K721
SD19B/0368South DublinLodged 18 Sept 2019
- GrantedExtension
Alterations and extension to dwelling to include construction of new dormer roof to provide first floor…
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- Awaiting decisionExtension
A) A new entrance lobby and modifications to existing porch structure to the front, b) Proposed first floor…
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D26B/0373/WEBDún Laoghaire–RathdownLodged 25 Jun 2026
- GrantedExtension
Permission, at ground floor level, to construct a new front entrance porch; build a roof over the existing…
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D14B/0141Dún Laoghaire–RathdownLodged 17 Apr 2014
- GrantedExtension
Demolition of single storey structures along the north and west elevations and a shed to the south elevation;…
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SD12B/0148South DublinLodged 7 Jun 2012
Community
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