GrantedExtensionDecided 5 October 2006

127, Saint Helen's Road, Blackrock, Dublin

First-floor side extension, single-storey rear extension, and attic conversion with a rear dormer.

D06A/1164 · Dun Laoghaire Rathdown County Council · Lodged 11 August 2006

Reference: D06A/1164
Authority: Dun Laoghaire Rathdown County Council
Register status: Decided
Type: Permission
Received: 11 August 2006

Summary

AI-generated

The project involves a first-floor extension over the existing garage footprint, overhanging the side passage. It also includes a new single-storey rear extension with five rooflights, an air-to-water heat pump, and an attic conversion with a rear dormer window.

Extensionextensionattic conversionheat pump

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

First floor extension on the footprint of the existing garage (overhanging by 0.81 m to the side; over side passage way), and to change the front of the house (new bay window to match existing and alterations to new entrance door with roof over and window above). New one storey extension to rear of building with 5 velux windows ; and an aerothermal (air to water) heat pump mounted above. New attic conversion with dormer window to the rear and 3 velux windows to the front with all associated...

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

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Recent sales nearby

within 500 m

Residential Property Price Register sales within 500 metres of this site
Address	Date	Price	Distance
3 Trimleston Ave, Booterstown, Dublinnot full market price	Jun 2026	€370,000	52 m
23 Bellevue Court, Booterstown, Dublin	Jan 2026	€436,000	179 m
25 Bellevue Court, Dornden Park, Booterstownnot full market price	Jun 2025	€251,674	179 m
36 Dornden Park, Booterstown, Dublin	Sept 2025	€1,311,000	210 m
221 Llandaff Terrace, Elm Park, Merrion	Jan 2026	€790,000	229 m
219 Llandaff Terrace, Merrion Road, Dublin 4	Jan 2025	€1,050,000	238 m
80 Trimleston Gardens, Booterstown, Dublin	Mar 2026	€985,000	263 m
43 St Helens Rd, Booterstown, Dublin	Aug 2025	€2,060,000	287 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 received11 August 2006
Decision issued5 October 2006

In the area

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