5 Beechpark Crescent, Castleknock, Dublin 15, D15 P70X
First-floor side extension and attic conversion with a rear dormer at a house in Castleknock.
FW25A/0518E · Fingal County Council · Lodged 26 November 2025
- Reference
- FW25A/0518E
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission
- Received
- 26 November 2025
Summary
AI-generatedThe development consists of a first-floor side extension to provide a bedroom and bathroom. It also includes an attic conversion with roof modifications, four front roof windows, and a flat-roof dormer to the rear.
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
Construction of first floor extension to the side of existing dwelling comprising of bedroom and bathroom, conversion of existing attic space comprising of modification of existing roof structure, new access stairs, 4no. Roof windows to the front and flat roof dormer to the rear.
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 |
|---|---|---|---|
| 17 Beechpark Ave, Castleknock, Dublin 15 | Mar 2026 | €800,000 | 92 m |
| 37 Beechpark Ave, Castleknock, Dublin 15 | Sept 2025 | €1,295,000 | 96 m |
| 11 Beechpark Ave, Castleknock, Dublin 15 | Nov 2025 | €1,175,000 | 111 m |
| 26 Beechpark Avenue, Castleknock, Dublin 15 | Dec 2025 | €1,400,000 | 116 m |
| 58 The Hawthorns Boroimhe Swords, Dublin | Jun 2025 | €387,000 | 149 m |
| 53 Beechpark Avenue, Blanchardstown, Dublin 15 | Sept 2025 | €800,000 | 153 m |
| 11 Hawthorn Lodge, Castleknock, Dublin 15 | Oct 2025 | €1,599,500 | 176 m |
| 91 The Pines, Castleknock, Dublin 15 | Jan 2026 | €1,190,000 | 176 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 received26 November 2025
- Decision due4 February 2026
- Decision issued30 January 2026
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