GrantedExtensionDecided 19 February 2020

21, Highfield Park, Dundrum, Dublin 14

First-floor side extension and attic conversion with a rear dormer window.

D19B/0522 · Dun Laoghaire Rathdown County Council · Lodged 19 December 2019

Reference: D19B/0522
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 19 December 2019

Summary

AI-generated

Permission is sought for a first-floor extension to the side of the house. The development also includes converting the attic space with a rear dormer window, a new first-floor rear window, and internal modifications.

Extensionside extensionattic conversiondormer

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 a first floor extension to the side of the house, the conversion of the attic space with the inclusion of a dormer window to the rear of the roof, a first floor window to the rear, some internal modifications, and all associated site works.

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 27 July 2020.

Notified floor area: 80 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
23 Highfield Park, Dundrum, Dublin	Jul 2025	€1,118,000	12 m
11 St Columbanus Road, Milltown, Dublin 14	Mar 2025	€560,000	66 m
2 Westbrook Rd, Dundrum, Dublin 14	Jul 2025	€980,000	73 m
6 Westbrook Rd, Dundrum, Dublin 14	Aug 2025	€886,500	86 m
10 Westbrook Rd, Dundrum, Dublin 14	Jan 2025	€770,000	98 m
6 St Columbanus Rd, Dundrum, Dublin 14	Jan 2026	€670,000	109 m
1 Highfield Court, Highfield Park, Dundrum Dublin 14	Jul 2025	€400,000	126 m
Apt 3, Highfield Court, Highfield Park	May 2026	€427,000	126 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 received19 December 2019
Decision issued19 February 2020

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