21, Tynan Hall Avenue, Dublin 24, Dublin, D24C1Y2
Demolition of a rear extension to build a new single-storey rear extension, front porch, and attic conversion with a dormer roof.
SD26B/0109W · South Dublin County Council · Lodged 16 March 2026
- Reference
- SD26B/0109W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 16 March 2026
Summary
AI-generatedThe development consists of demolishing an existing single-storey rear extension to construct a new single-storey rear extension. It also includes a front porch extension, internal alterations, and an attic conversion with a dormer roof, changing the hip roof to a gable wall.
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
The demolition of the existing single storey rear extension. Permission for single storey extension to the rear of the existing dwelling with tiled roof, roof lights, internal alterations. Attic conversion with a dormer roof and window, removal of existing hip roof, new gable wall and roof, window to side gable elevation, front porch extension and all ancillary works necessary to facilitate the development.
Built & 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 |
|---|---|---|---|
| 29 Tynan Hall Ave, Kingswood Heights, Tallaght | Aug 2025 | €370,000 | 28 m |
| 13 Tynan Hall Grove, Kingswood Heights, Dublin 24not full market price | Apr 2025 | €360,000 | 80 m |
| 15 Tynan Hall Grove, Kingswood Heights, Tallaght Dublin 24 | Aug 2025 | €500,000 | 83 m |
| 43 Chestnut Grove, Ballymount Rd, Dublin 24 | May 2025 | €491,000 | 208 m |
| 3 Kingswood Court, Ballymount Road, Dublin 24price excludes VAT | Aug 2025 | €550,600 | 227 m |
| 36 Tynan Hall Park, Kingswood Heights, Ballymount Rd Dublin 24 | Feb 2026 | €482,000 | 230 m |
| 53 Dunmore Lawn, Kingswood, Dublin 24not full market price | Feb 2025 | €154,466 | 263 m |
| 64 Dunmore Lawn, Ballymount, Dublin 24 | Sept 2025 | €455,000 | 305 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 received16 March 2026
- Decision due11 May 2026
- Decision issued11 May 2026
- Permission expiry24 June 2031
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