GrantedExtensionDecided 17 April 2024

12, Stillorgan Park, Stillorgan, Dublin, A94XV26

Extensions and alterations to a semi-detached house in Stillorgan, including a garage conversion and attic conversion.

D24B/0075 · Dun Laoghaire Rathdown County Council · Lodged 23 February 2024

Reference: D24B/0075
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 23 February 2024

Summary

AI-generated

The development consists of a single-storey flat roof front extension, converting the side garage into a habitable room with a flat roof, and converting the attic with rooflights. It also includes a first-floor rear extension over an existing flat roof, a single-storey rear extension, and a pergola.

Extensionextensiongarage conversionattic conversion

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

Extension to a semi-detached dwelling. Construction of single storey flat roof front extension, replace existing side garage pitch roof with flat roof and a rooflight, garage conversion to habitable room, attic conversion with velux windows to rear, pitch roof window to hip roof, first floor extension to rear over an existing flat roof with part pitch and part flat roof, single storey flat roof extension and pergola to rear, minor internal modifications and associated site works.

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Built — construction complete

A commencement notice records works starting on 1 May 2025.

Notified floor area: 57 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
Rhus Lodge, 17 Stillorgan Park, Blackrock	Jun 2025	€1,460,000	50 m
6 Stillorgan Park, Blackrock, Dublin	Mar 2026	€1,380,000	64 m
41 Stillorgan Park, Blackrock, Dublin	Jul 2025	€2,806,000	94 m
1 Obelisk Ave, Blackrock, Dublin	Dec 2025	€625,000	100 m
2 Obelisk Walk, St Augustines Park, Carysfort Ave	Feb 2025	€555,000	104 m
Ashleigh Cottage, Stillorgan Park, Blackrock	Jul 2025	€1,225,500	126 m
14 Obelisk Ave, Blackrock, Dublin	Aug 2025	€557,000	185 m
27 Cloister Way, Carysfort Ave, Blackrock	Oct 2025	€810,000	190 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 received23 February 2024
Decision due18 April 2024
Decision issued17 April 2024

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