Former Allegro Site, Carmanhall Road/Blackthorn Avenue/Blackthorn Drive, Sandyford Industrial Estate, Dublin 18.
Modifications to a permitted development including basement footprint expansion and a new third basement level.
D07A/0975 · Dun Laoghaire Rathdown County Council · Lodged 18 December 2007
- Reference
- D07A/0975
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 18 December 2007
Summary
AI-generatedThe development consists of modifications to a previously permitted scheme. It includes increasing the footprint of the lower ground and -1 levels, and the provision of a new third level of basement (-2 level).
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
- The development will consist of modifications to the permitted under reg. Ref. D05a/1159 (lower ground and
- 1 levels) and the provision of a new third level of basement (
- 2 level). (a) the proposed modifications to the permitted basement levels (lower ground and
- 1 levels) will comprise of the following
- (i) overall increase to the footprint of lower ground and
- 1 levels such that the total combined area of these levels will increase from 53,874 sq. M. (permitted) to 54,568 sq. M. (ii) the elim
Land-use zoning
What this land is zoned for
“MIC To consolidate and complete the development of the mixed use inner core to enhance and reinforce sustainable development.”
National zoning type: Other mix of uses
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 |
|---|---|---|---|
| 189 Grand Central, Rockbrook, Carmanhall Rd Dublin 18 | Mar 2026 | €535,000 | 18 m |
| 16 Grande Central, Core 7, Rockbrook Dublin 18 | Jul 2025 | €1,065,000 | 54 m |
| 83 Grand Central, Dublin 18, Dublin | Oct 2025 | €510,000 | 58 m |
| Apt.107, Grande Central, Sandyford | Jul 2025 | €585,000 | 61 m |
| 98 Grand Central, Sandyford, Dublin 18 | Jan 2025 | €521,000 | 62 m |
| Apt 632 The Cubes 7, Beacon South Quarter, Blackthorn Rd Dublin 18 | Sept 2025 | €335,000 | 140 m |
| 506 The Edges 2, Beacon South Quarter, Sandyford | Apr 2025 | €385,000 | 158 m |
| 401 The Edges 2, Beacon South Quarter, Sandyford Ind Est Dublin 16 | Jan 2025 | €391,000 | 158 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 received18 December 2007
- Decision issued23 January 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
Mixed use development comprising of the following: The demolition of all existing structures on the site of…
Former Allegro Site, Carmanhall Road/Blackthorn Avenue/Blackthorn Drive, Sandyford Industrial Estate, Dublin 18.
D05A/1159Dún Laoghaire–RathdownLodged 7 Sept 2005Apartments
- GrantedAt this site
Permission is sought for development on a site of c. 1.02 hectares which incorporates the permitted Block F…
Block F, at the former Allegro site, Sandyford Industrial Estate, Dublin 18
D07A/0822Dún Laoghaire–RathdownLodged 19 Dec 2007Alterations
- GrantedAt this site
Mixed use development on the Allegro Site, comprising: Demolition of all existing structures on site of 3.117…
Former Allegro Building, Carmanhall Road / Blackthorn Avenue, Sandyford Industrial Estate, Dublin 18.
D04A/0200Dún Laoghaire–RathdownLodged 7 Sept 2004Apartments
- GrantedAt this site
Modifications to the retail units at the lower ground floor level of Blocks A and D permitted under Reg. Ref.…
Former Allegro Site, Blackthorn Drive, Sandyford, Dublin 18
D08A/0256Dún Laoghaire–RathdownLodged 1 May 2008Commercial
- InvalidAt this site
Permission for modifications to permitted development (as per Reg Ref D05A/1159, D06A/1704 and modified under…
Unit A7 Block A, Rockbrook Development (former Allegro Site), Blackthorn Drive, Sandyford, Dublin 18
D16A/0051Dún Laoghaire–RathdownLodged 29 Jan 2016Retention
- GrantedAt this site
Permission for Retention of modifications to permitted development (as per Reg. Ref. D05A/1159, D06A/1704 and…
Unit A7 Block A of the Rockbrook Development (former Allegro Site), Blackthorn Drive, Sandyford, Dublin 18
D16A/0168Dún Laoghaire–RathdownLodged 4 Aug 2016Retention
- GrantedAt this site
Permission and retention permission for a development consisting of modifications to permitted development…
Site of c. 0.019ha, located at Unit A7, Block A of the 'Rockbrook' development (the former Allegro site), Blackthorn Drive, Sandyford, Dublin 18
D13A/0123Dún Laoghaire–RathdownLodged 15 Mar 2013Change of use
- Granted30 m away
Permission for — Change of Use of ground floor unit D5 (c.245m2) from retail (previously granted under…
Ground Floor Unit D5, Block D of the Rockbrook Development, (the formerAllegro Site),Blackthorn Drive, Sandyford, Dublin 18
D16A/0074Dún Laoghaire–RathdownLodged 6 Apr 2016Change of use
Related developments
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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Modifications to previously approved Grant of Permission (Reg. Ref. D02A/0558) comprising of: A new…
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D08A/0265Dún Laoghaire–RathdownLodged 23 Jun 2008
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Site of 2.13 ha at, Blackthorn Avenue, Sandyford Business District, Dublin 18, bounded to the north by Sandyford Office Park; the east by Blackthorn Avenue, the south by Sandyford Park & the Leopardstown Office Park & west by Sandyford Business Centre
D20A/0921Dún Laoghaire–RathdownLodged 25 Aug 2021
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The development will consist of alterations to the approved plans for mixed-use development in Blocks F, K…
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D08A/0486Dún Laoghaire–RathdownLodged 3 Oct 2008
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