11, Proby Square, Blackrock, Co. Dublin
Construction of a new single-storey, two-bedroom detached house to the rear.
D20A/0410 · Dun Laoghaire Rathdown County Council · Lodged 12 June 2020
- Reference
- D20A/0410
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 12 June 2020
Summary
AI-generatedThe application seeks permission to build a new single-storey, two-bedroom detached dwelling in the rear garden of an existing house. The new home will have access to Proby Square.
- Residential unit
- 1
- Storey
- 1
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 two bedroom single storey detached dwelling to rear of existing house, accessing to proby square 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 |
|---|---|---|---|
| 8 Proby Square, Blackrock, Co Dublin | Sept 2025 | €1,520,000 | 62 m |
| 16a Proby Sq, Blackrock, Dublin | Aug 2025 | €815,000 | 77 m |
| 46 Avondale Lawn, Blackrock, Dublin | Sept 2025 | €1,470,000 | 108 m |
| 11 Avondale Park, Blackrock, Co Dublin | Apr 2026 | €999,000 | 108 m |
| 45 Avondale Lawn, Blackrock, Dublin | Jan 2026 | €1,158,000 | 113 m |
| 5 Proby Gardens, Blackrock, Dublin | Nov 2025 | €1,010,000 | 132 m |
| 1 Proby Place, Proby Square, Carysfort Avenue | May 2025 | €1,850,000 | 157 m |
| 64 Carysfort Park, Blackrock, Co Dublin | Dec 2025 | €1,190,000 | 159 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 received12 June 2020
- Decision issued30 July 2020
- Appeal submitted25 August 2020
- Appeal decided20 January 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Granted30 m away
Single storey extension comprising of bay windows to front
12, Proby Square, Blackrock, Co. Dublin
D07B/0049Dún Laoghaire–RathdownLodged 22 Jan 2007Extension
- Granted30 m away
Permission for the relocation of the existing illuminated sign, with stainless steel pole support at front…
11 Proby Square, Carysfort Avenue, Blackrock, Co. Dublin A94 AD91
D20A/0051Dún Laoghaire–RathdownLodged 24 Jan 2020Retention
- Granted30 m away
Change of use at first and attic floor from residential apartment to ancillary commercial use extending…
11, Proby Square, Blackrock, Co. Dublin
D08A/0691Dún Laoghaire–RathdownLodged 16 Jun 2008Change of use
- Granted30 m away
Permission for development consisting of the demolition of an existing single storey extension and the…
12, Proby Square, Blackrock, Dublin 4
D13B/0266Dún Laoghaire–RathdownLodged 29 Jul 2013Extension
- Granted30 m away
Permission for the erection of a single storey extension (16m2) to existing Waiting Room at rear of Carysfort…
11 Carysfort Avenue, Blackrock, Co Dublin
D14A/0707Dún Laoghaire–RathdownLodged 5 Nov 2014Commercial
- Refused30 m away
Retention permission for a new advertisement sign, and steel pole support at front entrance gate to existing…
11 Proby Square, Carysfort Avenue, Blackrock, Co. Dublin A94-AD91
D19A/0562Dún Laoghaire–RathdownLodged 1 Aug 2019Retention
- Refused30 m away
Permission sought for 3 bed single storey detached dwelling with double garage to front accessing Proby…
Carysfort Clinic, 11, Proby Square, Blackrock, Co Dublin
D07A/0277Dún Laoghaire–RathdownLodged 1 Mar 2007New dwelling
- Granted40 m away
Planning permission is sought for; A) A new 3.5m wide driveway entrance to provide 2 No. off street car park…
4, Proby Square, Blackrock, Co. Dublin
D12A/0166Dún Laoghaire–RathdownLodged 4 May 2012Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidNew dwelling
Planning permission is sought for the construction of 2 storey 2-bed detached dwelling house with amended…
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3086/22Dublin CityLodged 19 Jan 2022
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3187/22Dublin CityLodged 31 Jan 2022
- GrantedNew dwelling
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68, Sandyford Downs, ( Rear) Sandyford, Dublin 18
D13A/0672Dún Laoghaire–RathdownLodged 11 Mar 2014
- RefusedNew dwelling
Permission is sought for a two-storey detached dwelling comprising two bedrooms, ancillary accommodation and…
25 St. Fintans Villas, Deansgrange, Co. Dublin
D19A/0828/EDún Laoghaire–RathdownLodged 20 Jan 2025
- RefusedNew dwelling
Permission sought for — Proposed new 2 bed single storey dwelling house (67Msq) to existing rear garden
82A, Corke Abbey, Bray, Co. Dublin, A98 WC92
D19A/0614Dún Laoghaire–RathdownLodged 22 Aug 2019
- GrantedNew dwelling
Permission sought to construct part 2 storey 2 bed detached dwelling with new vehicular entrance and all…
20, Woodlands Park, Stillorgan, Co Dublin
D07A/0244Dún Laoghaire–RathdownLodged 30 Apr 2007
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