GrantedChange of useDecided 26 May 2010

20, Summerhill Road, Sandycove, Co. Dublin

Combining two apartments, converting a granny flat into a house, and building an extension at a protected structure.

D10A/0176 · Dun Laoghaire Rathdown County Council · Lodged 1 April 2010

Reference: D10A/0176
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 1 April 2010

Summary

AI-generated

The application seeks to combine two existing apartments into a single unit. It also proposes changing the use of a granny flat/studio to a self-contained residential unit, including a single-storey extension, at a protected structure.

Change of useprotected structureapartmentsgranny flatextension

Storey: 1

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 is sought for a) combining of existing apartments no. 4 & no. 5 to form a single apartment (apt
At no. 20 summerhill road. B) change of use of granny flat / studio to self-contained residential unit along with single storey extension to north-west side and a new window at first floor level with new roof over same, at the rear of no. 20 which is a protected structure

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
Ard Na Mara, Islington Avenue, Glasthule	Jul 2025	€975,000	28 m
7 Sandycove House, Newtownsmith, Sandycove	Sept 2025	€901,000	94 m
Top Apt, 6 Eden Park, Sandycove	Jan 2026	€1,400,000	129 m
3 Rosmeen Park, Sandycove, Dublin	Jul 2025	€1,375,000	171 m
6 Rosmeen Park, Dun Laoghaire, Dublin	May 2025	€1,375,000	177 m
18 Odonnell Gardens, Glasthule, Dublinnot full market price	Jan 2025	€300,000	184 m
4 Devitt Villas, Glasthule Village, Sandycove	Sept 2025	€1,205,000	190 m
5 Davitt Villas, Glasthule, Dublin	Sept 2025	€892,000	196 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 received1 April 2010
Decision issued26 May 2010

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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