GrantedExtensionDecided 8 October 2021

59, Trimleston Park, Blackrock, Co Dublin

Demolition of a flat roof and construction of a side extension and garage conversion in Blackrock.

D21A/0741 · Dun Laoghaire Rathdown County Council · Lodged 18 August 2021

Reference: D21A/0741
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 18 August 2021

Summary

AI-generated

The project involves the part demolition and alteration of an existing single-storey garage and side extension. Works include constructing a new flat roof with a raised parapet, converting the garage into living space with a new front window, and widening the vehicular entrance.

Extensionextensiongarage conversionrenovation

Storey: 1

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 development at this site. The development will consist of: part demolition/alterations to existing single storey garage/ extension to side including demolition of the existing flat roof and part rear elevation. Construction of new flat roof with raised parapet over the existing single storey garage/ extension to side to include rooflights. Conversion of garage to side with new window to front complete with louvred screen. Widening of existing vehicular entrance of 3.5m. Works w...

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
Apartment 4 Woodbine Park, 4 Woodbine Park, Blackrock	Nov 2025	€350,000	80 m
12 Trimleston Drive, Booterstown, Co Dublin	Jun 2026	€1,075,000	116 m
21 Bellevue Park, Booterstown, Dublin	Jan 2025	€750,000	141 m
20 Trimleston Rd, Booterstown, Dublin	Nov 2025	€1,150,000	161 m
Rosemont, 26a Woodbine Park, Blackrock	Mar 2025	€1,285,000	168 m
69 Fosterbrook, Booterstown, Blackrock	Jan 2025	€1,165,000	170 m
36 Dornden Park, Booterstown, Dublin	Sept 2025	€1,311,000	178 m
55 Trimleston Gardens, Booterstown, Co Dublin	Mar 2026	€1,030,000	181 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 received18 August 2021
Decision issued8 October 2021

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