89, Monkstown Avenue, Blackrock, Co. Dublin
First floor side extension, attic conversion with rear dormer, and replacement of external windows and doors.
D05B/0727 · Dun Laoghaire Rathdown County Council · Lodged 7 October 2005
- Reference
- D05B/0727
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 October 2005
Summary
AI-generatedThe development comprises a 21 sqm first floor extension to the side of the dwelling with three rooflights. It also includes an attic conversion with a rear dormer window and two rooflights, alongside the replacement of all existing windows and doors with wood-effect uPVC.
- Floor area
- 21 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
(a) the erection of 21 sq. M. Extension with 3 no. Velux roof lights at first floor level to the side of their dwelling (b) an attic conversion with dormer style window and 2 no. Velux rooflights to rear of dwelling and (c) the replacement of all existing external windows and doors with wood effect upvc double glazed windows.
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 |
|---|---|---|---|
| 71 Windsor Dr, Blackrock, Dublin | Dec 2025 | €880,000 | 40 m |
| 76 Windsor Dr, Monkstown, Dublin | Feb 2025 | €870,000 | 62 m |
| 38 Monkstown Ave, Blackrock, Dublin | Aug 2025 | €1,212,500 | 73 m |
| 21 Windsor Court, Stradbrook Rd, Blackrock | Mar 2026 | €555,000 | 110 m |
| 28 Windsor Court, Stradbrook Road, Blackrock | Apr 2025 | €665,000 | 133 m |
| 19 Monkstown Sq, Monkstown Ave, Monkstownnot full market price | May 2025 | €355,000 | 145 m |
| 25 Laurel Bank, Lanesville, Monkstown | Aug 2025 | €475,000 | 150 m |
| 22 Monkstown Sq, Monkstown, Dublin | Jun 2026 | €450,000 | 152 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 received7 October 2005
- Decision issued30 November 2005
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
A) Demolition of existing single storey side garage, b) Proposed two-storey side extension, c) Single storey…
90, Monkstown Avenue, Monkstown, Blackrock, Dublin
D07A/1362Dún Laoghaire–RathdownLodged 27 Sept 2007Extension
- GrantedAt this site
Permission sought for the demolition of existing porch, ground floor bedroom ensuite & store, chimney at roof…
87 Monkstown Avenue, Monkstown, Co Dublin, A94PK70
D22A/0720Dún Laoghaire–RathdownLodged 26 Sept 2022Extension
- GrantedAt this site
Permission sought for alterations to works given permission under planning permission ref. D22A/0720, with…
87 Monkstown Ave, Monkstown, Co. Dublin, A94 PK70
D23B/0330Dún Laoghaire–RathdownLodged 11 Jul 2023Alterations
- Granted40 m away
Alterations and extension works, chiefly comprising: A rear ground floor extension, the conversion of the…
71, Windsor Drive, Monkstown, Dublin, A94D1H5
D25B/0464Dún Laoghaire–RathdownLodged 20 Aug 2025Extension
- Granted40 m away
A single storey extension to side and rear with 6 no. velux rooflights, single storey porch extension to…
70, Windsor Drive, Monkstown, Co. Dublin
D08A/0887Dún Laoghaire–RathdownLodged 6 Aug 2008Extension
- Granted40 m away
Permission for proposed alterations, consisting of the demolition of existing garage to side and garage…
73, Windsor Drive, Monkstown, Co. Dublin
D14B/0287Dún Laoghaire–RathdownLodged 8 Aug 2014Extension
- Granted40 m away
Permission for alterations consisting of increasing the width of the existing vehicular access and associated…
73 Windsor Drive, Monkstown, Co Dublin
D15A/0440Dún Laoghaire–RathdownLodged 7 Jul 2015Alterations
- Granted40 m away
Permission for an alteration to the permitted planning permission (Registration Reference D14B/0287),…
73 Windsor Drive, Monkstown, Co Dublin
D15B/0273Dún Laoghaire–RathdownLodged 7 Jul 2015Alterations
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