GrantedExtensionDecided 29 September 2023

21 Castle Grove, Clontarf, Dublin 3, D03YC80

Demolition of existing extensions and construction of new ground and first-floor extensions in Clontarf.

3905/23 · Dublin City Council · Lodged 7 June 2023

Reference: 3905/23
Authority: Dublin City Council
Register status: Decided
Type: Permission
Received: 7 June 2023

Summary

AI-generated

The development consists of demolishing existing side and rear extensions. It proposes a new flat-roof ground-floor extension with a covered terrace, pitched-roof first-floor extensions, a rear attic dormer window, and a widened vehicular entrance.

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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 : (i) demolition of existing side first floor extension and chimney; (ii) demolition of existing rear extensions and outbuildings; (iii) construction of flat roof ground floor extension with covered terrace to the rear and pitched roof first floor extensions to the side and rear of existing dwelling; (iv) construction of a dormer window to the rear at attic floor level; (v) widening of the existing vehicular entrance off castle grove to 3.5m; (vi) new fenestration and rooflights; (vii) alterations to all elevations, associated landscaping. Boundary treatment and all ancillary and ground works necessary to facilitate development.

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 6 December 2023.

Notified floor area: 234 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
25 Castle Grove, Clontarf, Dublin 3	Aug 2025	€1,050,000	24 m
157 Howth Road, Clontarf, Dublin 3	Aug 2025	€1,325,000	166 m
15 The Stiles Road, Clontarf, Dublin 3	Jun 2025	€1,310,000	172 m
151 Howth Rd, Clontarf, Dublin 3	Apr 2025	€1,625,000	176 m
151 Howth Rd, Clontarf, Dublin 3	Jan 2025	€1,625,000	176 m
21 The Stiles Rd, Clontarf, Dublin 3	Mar 2025	€1,300,000	190 m
10 Stiles Ct, Kincora Grove, Dublin 3	Oct 2025	€1,590,000	195 m
118 Kincora Grove, Clontarf, Dublin 3	Dec 2025	€1,525,000	217 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 received7 June 2023
Decision due29 September 2023
Decision issued29 September 2023
Permission expiry22 December 2028

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