20, Pine Lawn, Newtownpark Avenue, Blackrock, Dublin, A94YP30
Demolition of a dormer, retention of a canopy and utility room, and construction of a first-floor extension in Blackrock.
D25B/0639/WEB · Dun Laoghaire Rathdown County Council · Lodged 13 November 2025
- Reference
- D25B/0639/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 13 November 2025
Summary
AI-generatedThe application seeks permission to demolish an existing north-facing dormer and construct a first-floor extension with a hipped roof and a south-facing dormer. It also seeks retention permission for an existing front canopy and a side utility and store room.
- Storeys
- 2
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
- Demolition of the existing dormer on the north elevation
- Retention of the existing canopy structure to the front and the existing utility & store room to the side of the dwelling
- Construction of a first-floor extension with a hipped roof to the north elevation and a dormer extension to the south elevation of the dwelling, together with internal alterations and all associated site works
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 |
|---|---|---|---|
| 14 Richmond, Newtownpark Ave, Blackrock | Jan 2025 | €1,185,000 | 73 m |
| 33 Mount Albany, Newtownpark Avenue, Blackrock | May 2026 | €1,230,000 | 158 m |
| Fairfield, Newtownpark Ave, Blackrock | Dec 2025 | €1,205,000 | 163 m |
| 5 Fairyhill, Newtownpark Ave, Blackrock | May 2026 | €780,000 | 183 m |
| 112 Springhill Ave, Blackrock, Dublin | Jan 2025 | €830,000 | 194 m |
| Lough Bawn, Newtownpark Ave, Blackrock | Dec 2025 | €1,410,000 | 198 m |
| 35 Fairyhill, Blackrock, Dublin | Jul 2025 | €905,000 | 215 m |
| 1 Weavers Place, Blackrock, Dublin | Oct 2025 | €1,205,000 | 235 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 received13 November 2025
- Decision due16 January 2026
- Decision issued14 January 2026
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 — construction of a single storey extension to…
20 Pine Lawn, Blackrock, Co. Dublin
D21B/0211Dún Laoghaire–RathdownLodged 30 Apr 2021Extension
- Granted30 m away
Permission for the construction of a first floor bedroom extension to the front of the house. This…
19 Richmond, Blackrock, Co Dublin
D16B/0003Dún Laoghaire–RathdownLodged 7 Jan 2016Extension
- Refused30 m away
Permission for the construction of a first floor bedroom extension to the front of the house, together with…
19 Richmond, Blackrock, Co Dublin
D16B/0002Dún Laoghaire–RathdownLodged 7 Jan 2016Extension
- Granted40 m away
Provision of a new, temporary, single storey clubhouse and relocation of existing clubhouse as store.…
Newtownpark Tenis Club, Newtownpark Avenue, Blackrock, Co., Dublin.
D02A/0378Dún Laoghaire–RathdownLodged 2 May 2002Commercial
- Granted40 m away
Alterations to existing dormer bungalow family home consisting of inter alia, the construction of a new…
17, Pine Lawn, Newtownpark Avenue, Blackrock, Co. Dublin
D06B/0094Dún Laoghaire–RathdownLodged 10 Feb 2006Extension
- Granted60 m away
Permission is sought to demolish glazed sun room, circa 13.0sq.m and to erect a new lounge extension, circa…
Astra, 9, Pine Lawn, Blackrock, Co. Dublin
D09B/0525Dún Laoghaire–RathdownLodged 18 Dec 2009Extension
- Granted70 m away
Permission is sought for development consisting of: to the front, widening the vehicular gate to 3.5m and…
15, Pine Lawn, Blackrock, Co. Dublin
D09A/0497Dún Laoghaire–RathdownLodged 9 Jul 2009Extension
- Invalid70 m away
Planning permission sought for development consisting of; to the front, widening the vehicular gate to 3.5m…
15, Pinelawn, Blackrock, Co. Dublin
D09A/0344Dún Laoghaire–RathdownLodged 18 May 2009Extension
Related developments
Similar applications
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