InvalidExtensionDecided 10 October 2025

5, Seafield Road, Booterstown, Blackrock, Dublin, A94Y033

Attic conversion with a rear dormer, a hip-to-gable roof extension, porch alterations, and a single-storey rear extension.

D25B/0502/WEB · Dun Laoghaire Rathdown County Council · Lodged 13 September 2025

Reference: D25B/0502/WEB
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 13 September 2025

Summary

AI-generated

The project involves converting the attic into habitable space by extending the roofline from a hip to a gable profile and adding a rear dormer. It also includes installing roof windows to the front and rear, modifying the front porch, and constructing a single-storey extension at the rear.

Extensionattic conversiondormerextension

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 for attic conversion with extended ridgeline to side from hip to gable roof and dormer to rear roof to accommodate stairs to allow access to attic conversion as habitable space with roof windows to front and to rear, alterations to existing porch to create door to front and extend window to front, proposed single storey extension to rear all associated ancillary works.

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
5 Seafield Rd, Blackrock, Dublin	Sept 2025	€1,100,000	3 m
3 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	May 2026	€722,467	54 m
2 Carraig Mor, Seafield Road, Blackrockprice excludes VAT	Mar 2025	€643,171	54 m
Ferndale, 14 Seafield Rd, Blackrock	Mar 2026	€1,285,000	72 m
3 Seafield Drive, Blackrock, Co Dublin	Mar 2026	€1,170,000	89 m
69 Glenomena Park, Booterstown, Blackrock	Nov 2025	€1,180,000	139 m
67 Glenomena Park, Booterstown, Co Dublin	Jan 2025	€1,335,000	143 m
28 Seafield Rd, Booterstown, Co Dublin	May 2026	€1,077,713	143 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 received13 September 2025
Decision due7 November 2025
Decision issued10 October 2025

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