GrantedExtensionDecided 13 February 2026

Rosslea, 16 Marlborough Road, Glenageary, Dublin, A96K4X5 (ACA)

Planning permission for a single-storey rear extension and retention of a garden shed and gym in an Architectural Conservation Area.

D25A/0970/WEB · Dun Laoghaire Rathdown County Council · Lodged 16 December 2025

Reference: D25A/0970/WEB
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission for Retention
Received: 16 December 2025

Summary

AI-generated

The application seeks full planning permission for a single-storey extension to the rear of the existing dwelling. It also seeks retention permission for an existing single-storey shed and gym located in the rear garden. The property is situated within an Architectural Conservation Area.

Extensionextensionretentiongymaca

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

Full planning permission for a single storey extension to the rear of existing dwelling along with all associated site works
Retention permission for a single storey shed & gym in the rear garden along with all associated site works. Located in an architectural conservation area

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
3 Beeches Park, Glenageary, Dublin	Jun 2026	€1,300,000	78 m
Two Trees, Station Rd, Glenageary	Mar 2025	€1,275,000	147 m
27 Haddington Park, Glenageary, Dublin	Mar 2026	€976,000	150 m
3 Albert Road Upper, Glenageary, Co. Dublin	Apr 2026	€950,000	156 m
Glasthule House, Adelaide Rd, Glenageary	Jan 2026	€4,000,000	202 m
Aghadown, 14 Albert Rd Upper, Glenageary	Feb 2025	€1,110,000	222 m
6 Haddington Park, Glenageary, Dublin	Jul 2025	€1,030,000	245 m
11 Arkendale Woods, Glenageary, Dublin	Jan 2026	€515,000	245 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 December 2025
Decision due18 February 2026
Decision issued13 February 2026

In the area

Applications near this site

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Related developments

Similar applications

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Community

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