GrantedExtensionDecided 24 June 2026

Renesca, Cross Avenue, Blackrock, Co. Dublin, A94P6Y7

Construction of a single-storey side extension to a permitted house in Blackrock.

D26A/0331/WEB · Dun Laoghaire Rathdown County Council · Lodged 29 April 2026

Reference: D26A/0331/WEB
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 29 April 2026

Summary

AI-generated

The development consists of a single-storey extension of approximately 40 square metres to the side of a previously permitted dwelling. The extension will comprise a conservatory with an integrated plant room and store, featuring a flat roof with rooflights.

Extensionconservatoryextension

Storey: 1
Floor area: 40 m²

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

Planning permission for the construction of a single-storey extension (c. 40 sq. M) to the side of the permitted dwelling (reg. Ref. D24a/0381, abp ref. 320576-24), comprising a conservatory with integrated plant room and store, with a flat roof incorporating rooflights, and all associated site and ancillary works.

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
Dunboden, Cross Ave, Blackrock	Jun 2026	€2,325,000	95 m
Bellevue, Cross Ave, Blackrock	Jul 2025	€2,380,000	99 m
Sperrin, Cross Avenue, Blackrock	Aug 2025	€1,950,000	154 m
12 Pinehaven, Cross Avenue, Blackrock	Jan 2026	€1,340,000	180 m
23 Cross Avenue, Blackrock, Co Dublin	Dec 2025	€2,375,000	189 m
33 Cherbury Court, Booterstown Ave, Blackrock	Feb 2025	€495,000	195 m
35 Cherbury Court, Blackrock, Dublin	Apr 2026	€490,000	203 m
6 Willowmount, Booterstown, Dublin	Apr 2025	€1,650,000	223 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 received29 April 2026
Decision due25 June 2026
Decision issued24 June 2026

In the area

Applications near this site

Other planning applications within about 500 m — what else is being proposed or built nearby.

Related developments

Similar applications

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Community

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