11, Knocksinna Crescent, Foxrock, Dublin 18
Demolition of a garage and boiler store to build ground floor extensions and increase a house from four to six bedrooms.
D07B/0915 · Dun Laoghaire Rathdown County Council · Lodged 8 November 2007
- Reference
- D07B/0915
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 8 November 2007
Summary
AI-generatedThe project involves alterations and extensions to an existing single-storey, four-bedroom detached dwelling. It includes the demolition of an existing side garage and rear boiler store, removal of the pitched roof, and construction of ground floor extensions to increase the habitable area from 150.2 sq.m. to 348 sq.m.
- Floor area
- 348 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
Alterations and extensions to existing single storey four bedroom detached dwelling resulting in an increase of habitable floor area from 150.2 sq. M. To 348 sq. M. And an increase in bedrooms from four to six comprising, (a) demolition of existing garage to side and boiler store to rear and removal of existing 20 degree pitched roof to dwelling. (b) construction of extensions at ground floor level to front, side and rear of existing dwelling providing an additional habitable floor area of 67.2...
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 |
|---|---|---|---|
| 3 Knocksinna Wood, Blackrock, County Dublin | Mar 2026 | €1,130,000 | 60 m |
| 5 Knocksinna Wood, Blackrock, Co. Dublin | Jul 2025 | €1,010,000 | 71 m |
| Reendonegan, Granvillle Rd, Blackrock | Apr 2026 | €2,397,500 | 117 m |
| 10 Granville Rd, Blackrock, Dublin | May 2025 | €1,320,000 | 136 m |
| 59 Granville Park, Blackrock, Dublin | May 2026 | €1,140,000 | 166 m |
| 17 Granville Rd, Blackrock, Dublin | Aug 2025 | €2,030,000 | 172 m |
| Amberly, 17a Granville Rd, Blackrock | Jan 2025 | €1,255,000 | 176 m |
| 66 Granville Park, Blackrock, Co Dublin | Jul 2025 | €995,000 | 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 received8 November 2007
- Decision issued11 January 2008
- Appeal submitted31 January 2008
- Appeal decided15 September 2008
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
Alterations and extensions to existing single storey four bedroom detached dwelling comprising, a) Demolition…
11, Knocksinna Crescent, Foxrock, Dublin 18
D08B/0797Dún Laoghaire–RathdownLodged 28 Nov 2008Extension
- GrantedAt this site
Permission for proposed single storey extensions to front, side and rear of the existing detached bungalow.…
13, Knocksinna Crescent, Foxrock, Dublin 18
D13A/0642Dún Laoghaire–RathdownLodged 5 Dec 2013Extension
- GrantedAt this site
The construction of a two-storey extension to the rear including rooflights and associated landscaping works
13, Knocksinna Crescent, Foxrock, Dublin 18, D18C3C5
D24B/0499/WEBDún Laoghaire–RathdownLodged 19 Nov 2024Extension
- Granted40 m away
For alterations to the front facade
9, Knocksinna Crescent, Foxrock, Dublin 18
D06B/0205Dún Laoghaire–RathdownLodged 13 Mar 2006Alterations
- Granted40 m away
Permission for relocation of vehicular entrance including provisions of 2 no. new entrance piers and dishing…
9, Knocksinna Crescent, off Granville Park, Blackrock, Co. Dublin
D15A/0487Dún Laoghaire–RathdownLodged 31 Jul 2015Infrastructure
- Granted40 m away
Permission for demolition of the existing house and outbuildings (c. 326.5 sqm) and construction of a new…
Site comprising part of the Trianon residential property & no. 9 Knocksinna Crescent, off Granville Road, Blackrock, Co Dublin
D15A/0431Dún Laoghaire–RathdownLodged 27 Oct 2015Housing estate
- Refused40 m away
Permission for proposed development will comprise demolition of the existing house and outbuildings…
Trianon and No. 9 Knocksinna Crescent, off Granville Road, Blackrock, Co. Dublin
D14A/0440Dún Laoghaire–RathdownLodged 10 Jul 2014Housing estate
- Granted60 m away
Permission for partial demolition of an existing single storey extension to rear, construction of a new…
41, Granville Park, Blackrock, Co Dublin, A94PX67
D22A/0111Dún Laoghaire–RathdownLodged 15 Feb 2022Retention
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
Alterations and extensions to existing single storey four bedroom detached dwelling comprising, a) Demolition…
11, Knocksinna Crescent, Foxrock, Dublin 18
D08B/0797Dún Laoghaire–RathdownLodged 28 Nov 2008
- InvalidExtension
Alterations and extensions to existing single storey five bedroom detached dwelling resulting in an increase…
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D08B/0754Dún Laoghaire–RathdownLodged 31 Oct 2008
- GrantedExtension
(1) removal of the roof over the single storey parts of the existing dwelling; (2) the construction of 3 no.…
Shaundar, Newtownpark Avenue, Blackrock, Dublin, A94Y5D2
D25A/0569/WEBDún Laoghaire–RathdownLodged 17 Jul 2025
- GrantedExtension
Alterations and extensions to the existing two existing storey detached dwelling resulting in an increase in…
10, Tassaggart Drive, Coldwater Lakes, Saggart, Dublin
SD15B/0264South DublinLodged 26 Aug 2015
- GrantedExtension
Permission for alterations and extensions to existing two storey over partial garage/storage area at street…
12 Lough Atalia Road , Galway
1643Galway CityLodged 16 Feb 2016
- RefusedExtension
Reconfiguration of/alterations to two storey house and extension at ground and first floor level to provide…
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SD19B/0095South DublinLodged 13 Mar 2019
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