GrantedExtensionDecided 15 June 2020

18 Seafield Road, Blackrock, Dublin A94 R960

Demolition of a side section and shed to build front, side, and rear extensions including a granny flat and a wider driveway.

D20A/0064 · Dun Laoghaire Rathdown County Council · Lodged 15 May 2020

Reference: D20A/0064
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 15 May 2020

Summary

AI-generated

The project involves demolishing the existing single-storey side section and rear storage shed. A new single-storey side extension will house a granny flat, while additional single-storey extensions will be added to the front and rear. The application also includes widening the front vehicle entrance.

Extensiongranny flatextensiondemolition

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 the following: demolition of existing side single storey section of house and storage shed to rear of same. Permission to extend to side with a single storey extension with bay windows to front. A single storey extension section to front door. A single storey extension to rear. Proposed extension to have a granny flat in side extension on ground floor and remainder of design to be an extension of original house. Permission to widen vehicle entrance to front and all ancill...

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
Ferndale, 14 Seafield Rd, Blackrock	Mar 2026	€1,285,000	30 m
3 Seafield Drive, Blackrock, Co Dublin	Mar 2026	€1,170,000	39 m
28 Seafield Rd, Booterstown, Co Dublin	May 2026	€1,077,713	44 m
2 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	Mar 2025	€643,171	48 m
3 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	May 2026	€722,467	48 m
36 Seafield Rd, Blackrock, Dublin	Jun 2025	€955,000	80 m
5 Seafield Rd, Blackrock, Dublin	Sept 2025	€1,100,000	101 m
61 Seafield Crescent, Blackrock, Dublin	Jun 2026	€730,000	117 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 received15 May 2020
Decision issued15 June 2020

In the area

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