10, Mount Alton, Dublin 16
Attic conversion and front porch alterations to a house in Dublin 16.
SD20B/0137 · South Dublin County Council · Lodged 28 April 2020
- Reference
- SD20B/0137
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 28 April 2020
- Floor area
- 52.68 m²
Summary
AI-generatedThe project includes converting the existing attic space into a new bathroom and studio/bedroom with a side dormer window. It also involves internal ground floor layout changes, amending the front porch entrance door, and adding new windows.
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
Amendment of the position of the entrance door in front porch of existing house; internal changes to the existing layout at ground floor & to convert the existing attic space into new bathroom & studio/bedroom with dormer window to side; a circular window in gable to the front & 'velux' rooflights in the roof.
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 |
|---|---|---|---|
| 2 Mount Alton Court, Knocklyon, Dublin 16 | Jul 2025 | €1,225,000 | 40 m |
| 35 Mount Alton, Knocklyon, Dublin 16 | Feb 2025 | €595,000 | 118 m |
| 28 Beverly Ave, Beverly Court, Knocklyon | Feb 2025 | €475,000 | 214 m |
| 38 Knockfield Manor, Knocklyon, Dublin 16 | Oct 2025 | €975,000 | 240 m |
| 22 Beverly Downs, Knocklyon, Dublin 16not full market price | Sept 2025 | €260,000 | 246 m |
| 7 Beverley Park, Knocklyon, Dublin 16 | Sept 2025 | €280,000 | 247 m |
| 5 Idrone Park, Knocklyon Wood, Templeogue Dublin 16 | Jun 2025 | €680,000 | 264 m |
| Apt 5 Prospect Lodge, Knocklyn Road, Dublin 16 | Jun 2025 | €330,000 | 280 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 received28 April 2020
- Decision due18 July 2020
- Decision issued16 July 2020
- Grant issued19 August 2020
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted40 m away
The development consists of re-location and enlargement of ground floor window to eastern side elevation of…
2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83
SD26B/0225WSouth DublinLodged 11 May 2026Retention
- Granted50 m away
Demolition of existing chimney and sunroom to rear of existing dwelling; construction of single-storey…
43, Mount Alton, Dublin 16
SD20B/0303South DublinLodged 24 Aug 2020Extension
- Granted60 m away
Extension to the house by 5.9sq.m. to the side and front and 25.4sq.m. to the rear at ground floor and…
18, Mount Alton, Knocklyon, Dublin 16
SD06B/0015South DublinLodged 13 Jan 2006Extension
- Refused60 m away
Detached two storey house which will require the partial demolition of an existing garage with the remainder…
3, Mount Alton Court, Knocklyon Road, Dublin 16.
SD06A/0960South DublinLodged 10 Nov 2006New dwelling
- Granted70 m away
New single storey extension to side of dwelling extending into side garden, new roof lights to north and…
2 Mount Alton Knocklyon Road, Dublin 16
SD15B/0154South DublinLodged 11 May 2015Extension
- Refused110 m away
Ground floor entrance porch and skylight above with change of windows to the front; ground floor rear…
38, Mount Alton, Dublin 16
SD18B/0488South DublinLodged 21 Nov 2018Extension
- Part granted, part refused110 m away
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 2019Extension
- Granted110 m away
Conversion of garage at side of house to t.v. room with pitched roof over
19 Mount Alton, Knocklyon, Dublin 16.
S00B/0093South DublinLodged 19 Apr 2000Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Modifications to existing dwellinghouse to include (i) conversion of existing attic from storage space for…
Meadow View, Ballyleary, Cobh, Co.Cork
135487corkLodged 31 Jul 2013
- Awaiting decisionAlterations
Alterations to dwelling comprising raising roof and conversion of attic space to living accommodation,…
9 Crestfield View, Riverstown, Glanmire,
134173corkLodged 1 Feb 2013
- GrantedRetention
Retention of attic room with 3 no. Velux roof lights to the rear, and one velux roof light to the front of…
31, Lambourne Wood, Cabinteely, Dublin 18.
D05B/0032Dún Laoghaire–RathdownLodged 24 Jan 2005
- GrantedExtension
Alterations to existing dwelling house including increasing the height of the existing roof, conversion of…
No.1 Crestfield Downs, Riverstown, Glanmire,
126608corkLodged 21 Dec 2012
- GrantedExtension
Permission for the construction of a one storey porch to the front of existing house and the conversion of…
14, College Park Way, Ballinteer Road, Dublin 16
D14B/0078Dún Laoghaire–RathdownLodged 6 Mar 2014
- GrantedExtension
Alterations to the front elevation and a single storey extension to the side and rear of the house and an…
14, Marian Road, Rathfarnham, Dublin 14
SD03B/0537South DublinLodged 5 Nov 2003
Community
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