Former Allegro Site, Carmanhall Road/Blackthorn Avenue/Blackthorn Drive, Sandyford Industrial Estate, Dublin 18.
Demolition of existing structures and construction of a mixed-use development with 847 apartments.
D05A/1159 · Dun Laoghaire Rathdown County Council · Lodged 7 September 2005
- Reference
- D05A/1159
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 September 2005
Summary
AI-generatedThis application proposes the demolition of all existing structures on a 3.117-hectare site. In their place, a major mixed-use development will be constructed, featuring 847 residential apartments.
- Residential units
- 847
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
Mixed use development comprising of the following: the demolition of all existing structures on the site of 3.117 hectares bounded by blackthorn drive to the west and north, former microsoft industrial campus (now known as beacon south quarter) and carmanhall road to the south, an existing warehouse unit to the east; the construction of a mixed use development comprising a total of 847 residential apartments (142 no. One bedroom apartments, 621 no. Two bedroom apartments, 76 no. Three bedroo...
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 | 139 m |
| 506 The Edges 2, Beacon South Quarter, Sandyford | Apr 2025 | €385,000 | 157 m |
| 401 The Edges 2, Beacon South Quarter, Sandyford Ind Est Dublin 16 | Jan 2025 | €391,000 | 157 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 September 2005
- Decision issued28 October 2005
- Appeal submitted23 November 2005
- Appeal decided20 February 2006
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
The development will consist of modifications to the permitted under Reg.Ref.D05A/1159 (lower ground and — 1…
Former Allegro Site, Carmanhall Road/Blackthorn Avenue/Blackthorn Drive, Sandyford Industrial Estate, Dublin 18.
D07A/0975Dún Laoghaire–RathdownLodged 18 Dec 2007Commercial
- 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
- 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
- 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 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
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedApartments
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 2004
- GrantedApartments
The development will consist of a mixed use scheme of approx. 3,825 sq.m, gross floor area commercial…
Former MJ Flood Site, Blackthorn Road, Sandyford Industrial Estate, Dublin 18.
D04A/1417Dún Laoghaire–RathdownLodged 30 Jun 2005
- GrantedApartments
Development consisting of 36,856 sq.m gross floor space comprising 2,175 sq.m gross retail \ commercial…
Junction of Carmanhall Road, Blackthorn Road, Sandyford Industrial Estate, Dublin 18
D05A/0239Dún Laoghaire–RathdownLodged 31 May 2005
- GrantedCommercial
Application for a) permission for development and b) retention permission for development consisting of…
Former Microsoft Site, (Now Beacon South Quarter), Sandyford Business Estate, Sandyford, Dublin 18
D07A/0131Dún Laoghaire–RathdownLodged 22 Jun 2007
- GrantedApartments
Demolition of existing warehouse, storage and ancillary offices; The construction of 16,766 sq.m gross floor…
Tack Packaging Site, Carmanhall Road, Sandyford Industrial Estate, Dublin 18
D05A/0566Dún Laoghaire–RathdownLodged 9 Aug 2005
- GrantedApartments
Mixed used development on a 5.23 ha site, approximately, (including lands known as the Microsoft Site and…
Microsoft Site and Apex Site, Sandyford Industrial Estate, Sandyford, Dublin 18.
D04A/0618Dún Laoghaire–RathdownLodged 14 Sept 2004
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