21, Redesdale Road, Mount Merrion, Blackrock, Co Dublin, A94W0Y1
Demolition of a side garage and chimneys to build new side, rear, and attic dormer extensions.
D21A/0291 · Dun Laoghaire Rathdown County Council · Lodged 8 April 2021
- Reference
- D21A/0291
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 8 April 2021
Summary
AI-generatedThe development consists of demolishing the existing side garage, garden sheds, and chimneys. It proposes a new single-storey side and rear extension, two front bay window extensions, and two new attic dormer extensions facing north and south. The widening of the existing vehicular entrance is also included.
- Floor area
- 43 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
- Permission for development. The development will consist of
- Demolishing the existing side garage, garden sheds and chimneys
- The construction of a new single storey extension to the side and rear of the house totalling 40 sqm
- The construction of two bay window extensions to the front of house totalling 2.5 sq
- The construction of a new attic dormer extension facing north
- The construction of a new attic dormer extension facing south
- The widening of the existing vehicular e
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.
Built — construction complete
A commencement notice records works starting on 27 April 2022.
Notified floor area: 188 m²
2 commencement notices are linked to this development.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 27 Redesdale Rd, Mount Merrion, Dublin | May 2025 | €1,000,000 | 45 m |
| 13 Redesdale Rd, Mount Merrion, Dublin | Sept 2025 | €850,000 | 50 m |
| 10 Redesdale Rd, Mount Merrion, Co Dublin | Jun 2026 | €1,220,000 | 141 m |
| 7 Clonmore Rd, Mount Merrion, Dublin | Sept 2025 | €1,400,000 | 145 m |
| 2 Redesdale Court, Redesdale Rd, Mount Merrion | Nov 2025 | €650,000 | 233 m |
| 21 Cedarmount Rd, Mount Merrion, Dublin | Nov 2025 | €910,000 | 233 m |
| 71 Trees Road, Mount Merrion, Co Dublin | Aug 2025 | €1,480,000 | 235 m |
| 72 Mount Anville Wood, Goatstown, Dublin 14 | Jul 2025 | €1,002,000 | 262 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 received8 April 2021
- Decision issued2 June 2021
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
Permission for development. The development will consist of alterations to previously granted planning…
21 Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94W0Y1
D22A/0151Dún Laoghaire–RathdownLodged 3 Mar 2022Alterations
- GrantedAt this site
Permission consisting of the proposed demolition of an existing single storey rear extension and a chimney…
19, Redesdale Road, Mount Merrion, Co. Dublin
D19B/0300Dún Laoghaire–RathdownLodged 14 Jun 2019Extension
- GrantedAt this site
Permission is sought for alterations and extensions to existing single storey three bedroom semi-detached…
23, Redesdale Road, Mount Merrion, Co. Dublin
D12A/0094Dún Laoghaire–RathdownLodged 15 Mar 2012Extension
- GrantedAt this site
Erect a single storey extension to the rear including minor internal alterations, associated site works and…
19 Redesdale Road, Mount Merrion, Blackrock, Dublin, A94C7W3
D23A/0449Dún Laoghaire–RathdownLodged 5 Jul 2023Retention
- GrantedAt this site
Planning permission for the partial demolition of existing semi-detached bungalow including garage and the…
23, Redesdale Road, Mount Merrion, Co. Dublin
D09A/0698Dún Laoghaire–RathdownLodged 18 Dec 2009Extension
- GrantedAt this site
Permission for alterations to previously approved permission (Reg. Ref. D12A/0094 — Final Grant Order No.…
23, Redesdale Road, Mount Merrion, Co. Dublin
D13A/0135Dún Laoghaire–RathdownLodged 21 Mar 2013Alterations
- Granted30 m away
Permission sought for attic conversion with dormer window and 2 rooflights to rear, together with attic…
25, Redesdale Road, Mount Merrion, Co. Dublin.
D17B/0276Dún Laoghaire–RathdownLodged 6 Jun 2017Extension
- Granted30 m away
Permission for the demolition of existing single storey out-buildings to the south and replacement with new…
Telesia, 17 Redesdale Road, Mount Merrion, C. Dublin A94 C6Y
D18B/0180Dún Laoghaire–RathdownLodged 19 Apr 2018Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedAlterations
Permission for development. The development will consist of alterations to previously granted planning…
21 Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94W0Y1
D22A/0151Dún Laoghaire–RathdownLodged 3 Mar 2022
- GrantedExtension
Permission is sought for works. The development will consist of: Demolition of existing detached garage and…
31 Callary Road, Mount Merrion, Co. Dublin, A94 K3H5
D22B/0054Dún Laoghaire–RathdownLodged 9 Feb 2022
- GrantedExtension
Permission for development. The development will consist of: Demolition of existing garage and shed at the…
27, Riverside Drive, Dublin 14
D18B/0207Dún Laoghaire–RathdownLodged 10 May 2018
- GrantedExtension
Permission is sought for: a) demolition of existing (attached) garage to the side, b) construction of two…
5, Cedarmount Road, Mount Merrion, Co. Dublin
D17A/0108Dún Laoghaire–RathdownLodged 8 Feb 2017
- GrantedExtension
Permission for development consisting of (a) the demolition of existing single storey garage/utility room to…
Glenomra, 24, Killiney Grove, Killiney, Co Dublin
D13A/0111Dún Laoghaire–RathdownLodged 13 Mar 2013
- GrantedExtension
Permission is sought for development. The development will consist of the demolition of an existing garage…
1, Cunningham Drive, Dalkey, Co Dublin, A96N296
D21A/0374Dún Laoghaire–RathdownLodged 2 Jul 2021
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