GrantedExtensionDecided 21 October 2024

87, Trimleston Gardens, Booterstown, Blackrock, Dublin, A94P209

Attic conversion with a rear dormer and a single-storey rear extension in Booterstown.

D24B/0383/WEB · Dun Laoghaire Rathdown County Council · Lodged 29 August 2024

Reference: D24B/0383/WEB
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 29 August 2024

Summary

AI-generated

The development includes extending the gable wall to meet an extended roof, converting the attic with a rear dormer, and constructing an 18 sqm single-storey flat roof rear extension. Internal layout alterations and new rooflights are also proposed.

Extensionextensionattic conversiondormer

Floor area: 18 m²

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 is sought for the extension of gable wall to meet extended roof, the conversion of the existing attic together with the construction of an associated dormer structure to the rear (east) with window and associated roof lights to front and rear of roof, the construction of ground floor single storey flat roof extensions to rear (totalling approx. 18sqm). The development will also include alterations to internal layouts, changes to selected existing window opes, proposed rooflights and all associated site works.

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Built — construction complete

A commencement notice records works starting on 18 June 2025.

Notified floor area: 162 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
80 Trimleston Gardens, Booterstown, Dublin	Mar 2026	€985,000	27 m
53 Trimleston Gardens, Booterstown, Dublin	May 2025	€1,160,000	43 m
55 Trimleston Gardens, Booterstown, Co Dublin	Mar 2026	€1,030,000	51 m
46 Trimleston Gardens, Booterstown, Dublin	Jan 2025	€1,200,000	60 m
76 Fosterbrook, Stillorgan Rd, Dublin	Dec 2025	€905,000	79 m
74 Fosterbrook, Stillorgan Rd, Stillorgan	May 2025	€845,000	81 m
83 Fosterbrook, Stillorgan Rd, Mount Merrion	Apr 2026	€1,106,000	95 m
31 Trimleston Gardens, Booterstown, Blackrock	Oct 2025	€968,000	109 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 received29 August 2024
Decision due23 October 2024
Decision issued21 October 2024

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