GrantedExtensionDecided 18 June 2026

The Rectory, 12 Hawthorn Lawn, Castleknock, Dublin 15, D15 YHT2

Ground and first-floor extensions, external insulation, and retention of modified window and door openings.

FW26A/0175E · Fingal County Council · Lodged 30 April 2026

Reference: FW26A/0175E
Authority: Fingal County Council
Register status: Decided
Type: Permission and Retention
Received: 30 April 2026

Summary

AI-generated

The application seeks permission for new ground and first-floor extensions to the front and rear, external insulation, and internal alterations. It also seeks retention permission for previously modified and newly constructed window and door openings across all elevations.

Extensionextensionretentioninsulation

Storeys: 2

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: permission sought for new ground floor front and rear extensions, new rear ground floor lantern raised rooflight, new ground floor entrance door to existing side passage, new first floor front extension to include rooflight to side and roof alterations, new ground floor projecting canopies to side and rear, new first floor rear window, new first floor obscure glazed side windows, new external insulation finish to all existing and new external elevations, removal of existing chimney stack, internal alterations, new permeable hard landscaping to rear and all other associated ancillary site development works. Retention permission sought for modifications of existing external window and door openings to front, rear and side at both ground and first floor levels, construction of new window openings to front, rear and side at both ground and first floor levels, removal of existing first floor side window, internal alterations and all other associated alterations.

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
37 Beechpark Ave, Castleknock, Dublin 15	Sept 2025	€1,295,000	66 m
53 Beechpark Avenue, Blanchardstown, Dublin 15	Sept 2025	€800,000	83 m
11 Hawthorn Lodge, Castleknock, Dublin 15	Oct 2025	€1,599,500	117 m
26 Beechpark Avenue, Castleknock, Dublin 15	Dec 2025	€1,400,000	121 m
91 The Pines, Castleknock, Dublin 15	Jan 2026	€1,190,000	144 m
17 Beechpark Ave, Castleknock, Dublin 15	Mar 2026	€800,000	146 m
4 Hawthorn Lodge, Castleknock, Dublin 15	Jan 2026	€1,500,000	151 m
11 Beechpark Ave, Castleknock, Dublin 15	Nov 2025	€1,175,000	171 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 received30 April 2026
Decision due24 June 2026
Decision issued18 June 2026

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