InvalidExtensionDecided 22 January 2020

18 Seafield Road, Blackrock, Dublin A94 R960

Demolition of a side section and shed to build a two-storey side extension with a granny flat, and a single-storey rear extension.

D19A/1028 · Dun Laoghaire Rathdown County Council · Lodged 24 December 2019

Reference: D19A/1028
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 24 December 2019

Summary

AI-generated

The development involves demolishing a single-storey side section and a rear storage shed. It will be replaced with a two-storey side extension containing a granny flat on the ground floor, a single-storey rear extension, and a widened vehicle entrance.

Extensionextensiongranny flatdemolitiondriveway

Storeys: 2

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 two storey extension with bay windows to front. A two storey extension section to front door & over same. 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	40 m
28 Seafield Rd, Booterstown, Co Dublin	May 2026	€1,077,713	43 m
2 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	Mar 2025	€643,171	49 m
3 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	May 2026	€722,467	49 m
36 Seafield Rd, Blackrock, Dublin	Jun 2025	€955,000	79 m
5 Seafield Rd, Blackrock, Dublin	Sept 2025	€1,100,000	101 m
61 Seafield Crescent, Blackrock, Dublin	Jun 2026	€730,000	116 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 received24 December 2019
Decision issued22 January 2020

In the area

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