Planning Permission Ireland
InvalidExtensionDecided 22 January 2026

6A, Rory O'Connor Park, Dun Laoghaire, Co. Dublin, A96VN32

Amendments to a previously approved granny flat to add 12sqm to the upper floor for an en-suite bathroom.

D26A/0026 · Dun Laoghaire Rathdown County Council · Lodged 20 January 2026

Reference
D26A/0026
Authority
Dun Laoghaire Rathdown County Council
Register status
Decided
Type
Permission
Received
20 January 2026

Summary

AI-generated

This application seeks permission for amendments to a previously approved granny flat. The changes include adding 12sqm to the upper floor to accommodate a first-floor en-suite bathroom, adding two rooflights, and relocating a ground-floor window.

Extensiongranny flatextensionamendment
Floor area
12 m²

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

Amendments to previously granted planning permission for granny flat (ref: d25a/0599) will consist of an additional 12sqm to upper floor to provide a) 1st floor en suite bathroom b) 2no. Additional rooflights c) relocate ground floor window from left corner of gable all to centre to align with upper floor gable window d) all associated site works.

Land-use zoning

What this land is zoned for

Objective ARS
A To provide residential development and improve residential amenity while protecting the existing residential amenities

Objective set by the COUNTY DEVELOPMENT PLAN 2022-2028 (2022–2028). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

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
AddressDatePriceDistance
9 Rory Oconnor Park, Monkstown, Dun LaoghaireJun 2025€558,00031 m
1 Rory Oconnor Park, Abbey Road, Dun LaoghaireMay 2026€603,00049 m
34 Rory Oconnors Pk, Dun Laoghaire, DublinApr 2025€535,00086 m
17 Rory Oconnor Park, Monkstown Dun Laoghaire, DublinMay 2026€560,00099 m
36 Rory Oconnor Park, Dun Laoghaire, DublinDec 2025€557,000101 m
52 Abbey Rd, Monkstown, DublinSept 2025€626,000104 m
8 Faber Grove, Off Abbey Rd, Dun LaoghaireSept 2025€366,666113 m
10 Faber Grove, Dun Laoghaire, DublinNov 2025€772,000123 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 received20 January 2026
  2. Decision due16 March 2026
  3. Decision issued22 January 2026

In the area

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