GrantedExtensionDecided 9 February 2022

4 Sion Road, Glenageary, Co. Dublin, a96 t6d9

Attic conversion with a rear dormer, multiple roof lights, and a ground floor rear extension.

D21A/1080 · Dun Laoghaire Rathdown County Council · Lodged 8 December 2021

Reference: D21A/1080
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 8 December 2021

Summary

AI-generated

The development consists of converting the existing attic space into a bedroom, bathroom, and two home offices, complete with a rear dormer roof and multiple roof lights. It also includes a ground floor extension with a pitched roof to the rear and widening the existing entrance.

Extensionattic conversionextensiondormer

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 a development. The development will consist of
Conversion of existing attic space to bedroom, bathroom and two number home offices
Dormer roof to converted attic space to the rear of property
Two number roof lights to the front pitch of the existing roof
Two number roof lights to existing roof (side-east elevation)
Two number roof lights to existing roof (side-west elevation) 06). Ground floor extension with a pitched roof to the rear
Widening existing

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.

Built — construction complete

A commencement notice records works starting on 15 July 2022.

Notified floor area: 170 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
19 Bellevue Ave, Glenageary, Dublin	May 2025	€430,950	55 m
24 Bellevue Ave, Glenageary, Dublin	Jan 2025	€1,580,000	93 m
19 Bellevue Road, Glenageary, Dublin	Sept 2025	€1,270,000	131 m
22 Avondale Rd, Killiney, Dublin	Aug 2025	€935,000	138 m
50 Avondale Rd, Killiney, Dublin	Jun 2025	€950,000	165 m
9 Bellevue Road, Glenageary, Dublin	Nov 2025	€1,242,500	173 m
18 Avondale Rd, Killiney, Dublin	Jul 2025	€935,000	182 m
Apartment 14, Feldburg, Glenageary Road Upper	Aug 2025	€477,500	193 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 December 2021
Decision issued9 February 2022

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

Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.

Community

Discussion

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