30, Knocksinna Park, Foxrock, Dublin 18, D18K7Y0
Demolition of an existing garage and construction of ground and first-floor extensions.
D18B/0076 · Dun Laoghaire Rathdown County Council · Lodged 14 February 2018
- Reference
- D18B/0076
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 14 February 2018
Summary
AI-generatedThe development consists of removing the existing garage, boiler house, WC, and utility room. It will be replaced by a 65 sqm flat-roof extension to the front, side, and rear at ground floor level, and a 15 sqm first-floor flat-roof extension to the rear.
- Floor area
- 80 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 is sought for development. The proposed development will consist of the removal of the existing garage, boiler house, wc and utility and for the construction of a flat roof extension to the front, side and rear of the dwelling at ground floor level (65sqm), a first floor flat roof extension to the rear of the dwelling (15sqm)including proposed window at first floor level to the rear, 1 no. Rooflight in the single storey flat roof extension and 3 no. Rooflights in the existing pit...
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 26 March 2019.
Notified floor area: 65 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 57f Foxrock Avenue, Foxrockprice excludes VAT | Mar 2025 | €541,850 | 86 m |
| 57b Foxrock Avenue, Foxrock, Dublin 18price excludes VAT | Apr 2025 | €625,551 | 86 m |
| 57e Foxrock Avenue, Foxrockprice excludes VAT | Mar 2025 | €548,018 | 86 m |
| 57c Foxrock Avenue, Foxrock, Dublin 18price excludes VAT | Apr 2025 | €638,766 | 86 m |
| 66 Granville Park, Blackrock, Co Dublin | Jul 2025 | €995,000 | 93 m |
| 57d Foxrock Avenue, Foxrockprice excludes VAT | Jan 2025 | €641,410 | 111 m |
| 95 Foxrock Park, Foxrock, Dublin 18 | May 2025 | €840,000 | 123 m |
| 59 Granville Park, Blackrock, Dublin | May 2026 | €1,140,000 | 135 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 received14 February 2018
- Decision issued10 April 2018
- Appeal submitted3 May 2018
- Appeal decided10 August 2018
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
Planning permission is sought for alterations to front elevation including bay window and porch extension to…
30, Knocksinna Park, Stillorgan,Dublin 18
D10A/0629Dún Laoghaire–RathdownLodged 16 Nov 2010Extension
- RefusedAt this site
Permission is sought. The proposed development will consist of the partial removal of the existing garage and…
30, Knocksinna Park, Foxrock, Dublin 18, D18K7Y0
D17B/0269Dún Laoghaire–RathdownLodged 2 Jun 2017Extension
- Exempt — no permission needed50 m away
1 Unit
31 Knocksinna Park, Foxrock, DUBLIN, D18C5R3
V/019/26Dún Laoghaire–RathdownLodged 12 Mar 2026
- Refused50 m away
The proposed development will consist of subdivision of the existing site and construction of a new two…
Lisheen, 31 Knocksinna Park, Newpark, Dublin 18, D18C5R3
D26A/0195/WEBDún Laoghaire–RathdownLodged 9 Mar 2026New dwelling
- Invalid60 m away
The proposed development will consist of subdivision of the existing site and construction of a new two…
31 Knocksinna Park, Foxrock, Dublin 18, D18C5R3
D26A/0158/WEBDún Laoghaire–RathdownLodged 25 Feb 2026New dwelling
- Granted60 m away
Development consisting of the demolition and removal of existing conservatory and boiler room to the rear and…
36, Knocksinna Park, Foxrock, Dublin 18, D18R1W5
D25A/0933/WEBDún Laoghaire–RathdownLodged 3 Dec 2025Extension
- Granted60 m away
Construction of Bay Window extention (10 sq.m) to front (south) of dwelling
27 Knocksinna Park, Dublin 18, D18P9E5
D23B/0445Dún Laoghaire–RathdownLodged 29 Sept 2023Extension
- Granted70 m away
A new front entrance to the existing house complete with double doors and windows, alter roof slope and…
27 Knocksinna Park, Foxrock, Dublin 18.
D02B/0094Dún Laoghaire–RathdownLodged 4 Mar 2002Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- RefusedExtension
Permission is sought. The proposed development will consist of the partial removal of the existing garage and…
30, Knocksinna Park, Foxrock, Dublin 18, D18K7Y0
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- GrantedExtension
Permission for development. The development will consist of: the partial demolition of an existing single…
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D21B/0484Dún Laoghaire–RathdownLodged 3 Nov 2021
- GrantedExtension
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D19A/0524Dún Laoghaire–RathdownLodged 2 Oct 2019
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Permission is sought for development. The proposed development will consist of the following: A) Construction…
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D21A/0505Dún Laoghaire–RathdownLodged 3 Jun 2021
- GrantedExtension
Permission is sought for alterations and extension to the dwelling house which will consist of; (1) The…
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