RefusedExtensionDecided 1 May 2025

7 Deerpark Road, Mount Merrion, Blackrock, Dublin, A94A4P0

Extension and roof alterations to a house in Mount Merrion.

D25A/0182/WEB · Dun Laoghaire Rathdown County Council · Lodged 8 March 2025

Reference: D25A/0182/WEB
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 8 March 2025

Summary

AI-generated

The project involves partial demolition of existing side and rear extensions and removal of the roof. It will provide first-floor accommodation under a new pitched roof with a raised ridge, a single-storey side extension, and a two-storey rear extension.

Extensionextensionroof liftdemolition

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

Alterations and extension to the existing dwelling, including the partial demolition of the existing single-storey side and rear extension, conservatory, and removal of the existing roof. The development will provide first-floor accommodation under a new pitched roof with a raised ridge height, a new single-storey flat roof extension to the side, and a two-storey flat roof extension to the rear. The proposal also includes modifications to the existing ground floor layout and elevations, along with all associated site 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
4 Deerpark Road, Mount Merrion, Co Dublin	Nov 2025	€1,590,000	59 m
Innisfallen, 26 Mather Rd South, Mount Merrion	Sept 2025	€1,325,000	119 m
24 Deerpark Road, Mount Merrion, Co Dublin	Jun 2025	€1,270,000	151 m
4 Wilson Crescent, Mount Merrion, Dublin	Nov 2025	€1,210,000	167 m
Althafoyle, 2 Ardilea Downs, Mount Anville Road	Apr 2026	€1,850,000	175 m
6 Wilson Crescent, Mount Merrion, Dublin	Jul 2025	€980,000	204 m
26 Ardilea Downs, Dublin 14, Dublin	Dec 2025	€1,100,000	224 m
8 Wilson Road, Mount Merrion, Co Dublin	Nov 2025	€900,000	241 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 March 2025
Decision due2 May 2025
Decision issued1 May 2025

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

Discussion

What local people think about this application.

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