Planning Permission Ireland
GrantedExtensionDecided 25 May 2023

40, Glenbourne Close, Leopardstown, Dublin 18, D18F2X5

Attic conversion to non-habitable space with a rear flat roof dormer.

D23B/0162 · Dun Laoghaire Rathdown County Council · Lodged 6 April 2023

Reference
D23B/0162
Authority
Dun Laoghaire Rathdown County Council
Register status
Decided
Type
Permission
Received
6 April 2023

Summary

AI-generated

The development consists of converting the existing attic into non-habitable space. This will involve modifying the roof structure, raising the existing gable wall to accommodate a window, and adding a flat roof dormer to the rear.

Extensionatticdormerroof modification

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 is sought for conversion of existing attic to non-habitable space comprising of modification of existing roof structure, raising of existing gable c/w window, new access stairs and flat roof dormer to the rear.

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 18 September 2023.

Notified floor area: 28.42

Recent sales nearby

within 500 m
Residential Property Price Register sales within 500 metres of this site
AddressDatePriceDistance
30 Glenbourne Close, Leopardstown Valley, Dublin 18Feb 2025€670,00034 m
9 Glenbourne Close, Leopardstown Valley, Leopardstown Dublin 18Mar 2026€686,00052 m
16 Glenbourne Way, Leopardstown Valley, Dublin 18May 2025€666,000118 m
Apartment 12, Larkfield Hall, Clay FarmFeb 2025€550,000136 m
Apt.2 - Larkfield Hall, Clay Farm, LeopardstownMay 2025€550,000136 m
30 Glenbourne Way, Leopherdstown Valley, DublinOct 2025€690,000153 m
4 Larkfield Close, Leopardstown, Dublin18Dec 2025€750,000167 m
17 Larkfield Place, Clay Farm, LeopardstownMay 2026€920,000170 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

  1. Application received6 April 2023
  2. Decision due31 May 2023
  3. Decision issued25 May 2023

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