Woodside, 3, Trees Avenue, Mount Merrion, Co. Dublin
Demolition of rear extensions to build a two-storey extension over a part basement and convert a garage in Mount Merrion.
D09A/0416 · Dun Laoghaire Rathdown County Council · Lodged 5 October 2009
- Reference
- D09A/0416
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 October 2009
Summary
AI-generatedThe application seeks the demolition of existing sheds and a non-original rear extension. It proposes a two-storey rear extension over a part basement, converting the garage into a habitable room with a single-storey extension above, rooflights, solar panels, and a ground source heat 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
Planning permission is sought for the demolition of existing sheds and non-original single storey extension to rear, provision of two storey extension over part basement to rear, conversion of existing garage to habitable room with new single storey extension over, provision of 7 no. Rooflights and integrated solar panels to roof, new elevational treatment to front elevation including new porch and render finish, widening of existing entrance, provision of ground source heat pump and all asso...
Land-use zoning
What this land is zoned for
“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 planBuilt & 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| Address | Date | Price | Distance |
|---|---|---|---|
| 117 The Rise, Mount Merrion, Dublin | Mar 2025 | €1,701,001 | 94 m |
| 31 Trees Rd, Mount Merrion, Blackrock | Nov 2025 | €1,740,000 | 95 m |
| 43 Trees Road, Mount Merrion, Co Dublin | Nov 2025 | €1,300,000 | 130 m |
| 56 Trees Rd, Mount Merrion, Blackrock | Apr 2025 | €1,285,000 | 145 m |
| 66 South Ave, Mount Merrion, Dublin | Feb 2025 | €1,255,000 | 154 m |
| 64 South Ave, Mount Merrion, Dublin | Mar 2026 | €1,390,000 | 159 m |
| 56 Thornhill Oaks, Mount Merrionprice excludes VAT | Mar 2025 | €775,330 | 203 m |
| 2 Cherrygarth, Mount Merrionprice excludes VAT | Oct 2025 | €881,057 | 217 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 received5 October 2009
- Decision issued29 October 2009
- Appeal submitted25 November 2009
- Appeal decided22 March 2010
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
For single storey extension to side, two storey extension to rear, alterations to front elevation and…
Dunoon, Trees Avenue, Mount Merrion, Co. Dublin
D05B/0351Dún Laoghaire–RathdownLodged 13 May 2005Extension
- WithdrawnAt this site
Two storey extension to side, single storey extension to rear, new roof to house and new habitable room at…
Dunoon, Trees Avenue, Mount Merrion, Co. Dublin
D05B/0091Dún Laoghaire–RathdownLodged 17 Feb 2005Extension
- WithdrawnAt this site
For two storey extension to side, single storey extension to rear, new habitable room at attic level…
5, Trees Avenue, Mount Merrion, Co. Dublin
D05B/0064Dún Laoghaire–RathdownLodged 4 Feb 2005Extension
- Granted40 m away
The development will consist of: (a) demolition of existing single storey extension and outbuildings to the…
9, Trees Avenue, Mount Merrion, Stillorgan, Co Dublin, A94A3Y0
D25B/0008/WEBDún Laoghaire–RathdownLodged 14 Jan 2025Extension
- Invalid40 m away
The development will consist of: (a) demolition of existing single storey extension and outbuildings to the…
No. 9, Trees Avenue, Mount Merrion, Stillorgan, Co. Dublin, A94A3Y0
D24B/0534/WEBDún Laoghaire–RathdownLodged 13 Dec 2024Extension
- Granted40 m away
Permission is sought for construction works consisting of — Demolition of existing single storey extension…
9, Trees Avenue, Mount Merrion, Co. Dublin
D12B/0298Dún Laoghaire–RathdownLodged 25 Sept 2012Extension
- Compliance submission40 m away
Compliance with Condition No.2 of Reg Ref No. D25B/0008/WEB
9, Trees Avenue, Mount Merrion, Stillorgan, Co Dublin, A94A3Y0
D25B/0008/WEB/C1Dún Laoghaire–RathdownLodged 24 Jun 2025Other
- Granted70 m away
First floor conservatory extension
29, Trees Road, Mount Merrion, Co. Dublin.
D05B/0454Dún Laoghaire–RathdownLodged 16 Jun 2005Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Planning permission sought for the widening and relocation of existing entrance, demolition of non original…
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D09A/0805Dún Laoghaire–RathdownLodged 11 Nov 2009
- GrantedExtension
Planning permission is sought to: (1) Demolish the front elevation and pitched roof of the original,…
Invermore, Ballyman Road, Bray, Co. Dublin
D11B/0284Dún Laoghaire–RathdownLodged 23 Aug 2011
- GrantedExtension
Single storey extension to front (including porch, living area and converted garage extensions) and two…
32, Fairbrook Lawn, Rathfarnham, Dublin 14
SD10B/0378South DublinLodged 24 Sept 2010
- GrantedExtension
Permission for development to: (1) Demolish two storey and single storey extension to side and garage to…
Newlands, 46, Hainault Road, Foxrock, Co Dublin
D13A/0207Dún Laoghaire–RathdownLodged 30 Apr 2013
- GrantedExtension
Planning permission sought for the following works: conversion of 15sqm existing garage into habitable…
123, Springhill Avenue, Blackrock, Co. Dublin
D09B/0150Dún Laoghaire–RathdownLodged 14 Apr 2009
- GrantedExtension
Planning permission is sought for alterations and extension. The permission comprises a single storey…
32, Greenville Road, Blackrock, Co. Dublin
D11B/0016Dún Laoghaire–RathdownLodged 3 Jun 2011
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