GrantedExtensionDecided 7 May 2024

Blackrock College, Rock Road, Blackrock, Co. Dublin

A 150 sq.m single storey extension to the library at Blackrock College.

D24A/0166 · Dun Laoghaire Rathdown County Council · Lodged 14 March 2024

Reference: D24A/0166
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 14 March 2024

Summary

AI-generated

Construction of a 150 sq.m single storey extension to the existing library structure to provide additional resource and study areas. The works include associated drainage and ancillary site works within the curtilage of protected structures.

Extensionschoollibraryextension

Storey: 1
Floor area: 150 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 for the construction of a 150sqm single storey extension to the existing library structure to provide additional resource/study areas, along with associated drainage works and all ancillary site works. Blackrock college has protected structures within its curtilage.

Land-use zoning

What this land is zoned for

Objective SNICI

“SNI To protect, improve and encourage the provision of sustainable neighbourhood infrastructure.”

National zoning type: Mixed/general community services/facilities uses

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.

Built — construction complete

A commencement notice records works starting on 17 April 2025.

Notified floor area: 110 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
6 Saint James, Cross Avenue, Blackrockprice excludes VAT	Dec 2025	€832,599	170 m
4 St James, Cross Avenue, Blackrockprice excludes VAT	Jan 2026	€2,114,537	174 m
7 St James, Cross Avenue, Blackrockprice excludes VAT	Dec 2025	€975,000	174 m
3 St. James, Cross Avenue, Blackrockprice excludes VAT	Jul 2025	€2,114,540	174 m
1 St. James, Cross Avenue, Blackrockprice excludes VAT	Dec 2025	€2,158,590	174 m
No.2 St. James, Cross Avenue, Blackrockprice excludes VAT	Sept 2025	€2,114,540	174 m
5 Saint James, Cross Avenue, Blackrockprice excludes VAT	Dec 2025	€2,114,537	177 m
50 Castledawson, Rock Rd, Sion Hill	Jul 2025	€523,000	248 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 received14 March 2024
Decision due8 May 2024
Decision issued7 May 2024

In the area

Applications near this site

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Related developments

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