GrantedExtensionDecided 30 June 2017

42, Stillorgan Park, Blackrock, Co. Dublin

Construction of single-storey and multi-storey extensions to the rear and side of an existing three-storey house.

D17B/0226 · Dun Laoghaire Rathdown County Council · Lodged 8 May 2017

Reference: D17B/0226
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 8 May 2017

Summary

AI-generated

The development will consist of a single-storey rear extension and a second and third-floor extension to the rear and side over an existing single-storey section. It also includes a new canopy roof over the side access passage, internal and external alterations, and associated site works.

Extensionextensionalterations

Storeys: 3

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

Permission for development to consist of the construction of a single storey extension to the rear of the existing 3 storey dwelling house, a second and third floor extension to the rear/side of the existing 3 storey dwelling house over an existing single storey section of the dwelling house, new canopy roof over part of the access passage to the side of the existing dwelling house, external and internal alterations to the existing dwelling house along with associated site works and landscap...

Land-use zoning

What this land is zoned for

Objective ARS

“A To provide residential development and improve residential amenity while protecting the existing residential amenities”

Objective set by the 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 plan

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

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
41 Stillorgan Park, Blackrock, Dublin	Jul 2025	€2,806,000	18 m
6 Stillorgan Park, Blackrock, Dublin	Mar 2026	€1,380,000	74 m
50 Stillorgan Park, Blackrock, Co Dublin	Apr 2025	€1,630,000	104 m
27 Cloister Way, Carysfort Ave, Blackrock	Oct 2025	€810,000	117 m
29 Cloister Way, Blackrock, Dublin	Jul 2025	€990,000	129 m
El Jadida, Stillorgan Park, Blackrock	May 2026	€1,730,000	137 m
18 Cloister Ave, Blackrock, Dublin	Oct 2025	€700,000	141 m
13 Cloister Avenue, Careysfort Cloisters, Blackrock	Oct 2025	€1,152,000	148 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 received8 May 2017
Decision issued30 June 2017

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