Awaiting decisionExtensionDecision due in ~5 weeks (25 August 2026)

4 Castleknock Green, Castleknock, Dublin 15, D15YCN9

Partial demolition of a house to build single-storey rear/side extensions, a first-floor side extension, and a new pitched roof.

FW26A/0264 · Fingal County Council · Lodged 1 July 2026

Reference: FW26A/0264
Authority: Fingal County Council
Register status: In progress
Type: Permission
Received: 1 July 2026

Summary

AI-generated

The development involves demolishing parts of the existing ground floor rear, side, utility room, and roof. It will be replaced with a single-storey rear and side extension, a first-floor side extension, a new front entrance porch, and a new pitched roof over the entire structure.

Extensionextensionrenovationdemolition

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

The development will consist of the demolition of portions of the existing dwelling, including parts of the existing ground floor rear and side elevations, the existing ground floor utility room/store and the removal of the existing roof. The proposed development will comprise: (a) the construction of a single-storey extension to the rear and side of the dwelling; (b) the construction of a first-floor extension to the side of the dwelling; (c) the construction of a new entrance porch and bay window to the front elevation; (d) the construction of a new pitched roof over the existing dwelling and proposed extension; (e) internal alterations and reconfiguration of the existing dwelling; and, (f) all associated site development works, landscaping and 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
1 Dunsandle Grove, Castleknock, Dublin 15	May 2026	€1,360,000	48 m
5 Kilbride Lodge, Castleknock Road, Castleknockprice excludes VAT	Mar 2025	€612,335	125 m
Apt 23 Kilbride Lodge, Castleknock Road, Castleknockprice excludes VAT	Mar 2025	€643,172	125 m
Apartment 22, Kilbride Lodge, Castleknock Roadprice excludes VAT	Mar 2025	€647,577	125 m
Apartment 13, Kilbride Lodge, Castleknock Roadprice excludes VAT	Mar 2025	€634,361	125 m
15 Kilbride Lodge, Castleknock Road, Castleknockprice excludes VAT	Mar 2025	€629,956	125 m
Apt 17 Kilbride Lodge, Castleknock Road, Castleknockprice excludes VAT	Mar 2025	€903,083	125 m
18 Kilbride Lodge, Castleknock Road, Castleknockprice excludes VAT	Mar 2025	€643,171	125 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 received1 July 2026
Decision due25 August 2026

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