GrantedExtensionDecided 9 August 2021

135 Dargle Wood, Knocklyon Road, Dublin 16.

Two-storey side extension, single-storey rear extension, and attic conversion in Knocklyon.

SD21B/0341 · South Dublin County Council · Lodged 14 June 2021

Reference: SD21B/0341
Authority: South Dublin County Council
Register status: Decided
Type: Permission
Received: 14 June 2021
Floor area: 50.6 m²

Summary

AI-generated

The development includes a two-storey side extension, a 10 sq.m single-storey rear extension, and an attic conversion with a rear zinc dormer. It also features a new front bay window and associated roof amendments.

Extensionextensionattic conversiondormersuburban

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

Construction of a new two storey extension to the side; a single storey extension to the rear; attic conversion to the front elevational changes to the existing dwelling. Development to include a new bay window associated to the front elevation; a single storey extension to rear measuring 10sq. M; side extension at first floor level measuring 22sq. M; with the new window opens to the north and south elevations; associated roof amendments and 1no. Front facing velux; new attic conversion with zinc dormer to the rear; minor elevation changes; amendments to the internal layout and all associated site works. New materials to compliment the existing dwelling.

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 26 October 2021.

Notified floor area: 2,200 m²

Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
120 Dargle Wood, Knocklyon, Dublin 16	Jan 2026	€575,000	108 m
32 Dargle Wood, Knocklyon, Dublin 16	Feb 2026	€755,000	185 m
31 Scholarstown Park, Knocklyon, Dublin	Aug 2025	€600,000	191 m
31 Dargle Wood, Knocklyon, Dublin 16	Jan 2025	€575,000	194 m
14 Dargle Wood, Knocklyon Rd, Templeogue Dublin 16	Mar 2026	€195,000	235 m
5 Scholarstown Park, Knocklyon, Dublin 16	Apr 2025	€612,000	259 m
23 Garthy Wood, Knocklyon Rd, Knocklyon Dublin 16	Nov 2025	€380,000	259 m
19 Garthy Wood, Knocklyon, Dublin 16	Dec 2025	€388,000	259 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 June 2021
Decision due9 August 2021
Decision issued9 August 2021
Grant issued22 September 2021

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