What are the largest development sites in Clondalkin?
91 development sites in Clondalkin are a hectare or larger, as of 25 Sep 2026. The largest is Pfizer Grangecastle Drug Substance 2 (DS2) Project, at 35.7 ha (stalled build).
From public registers, checked 25 Sep 2026. Updated nightly.
Sites of a hectare or more in Clondalkin, largest first
Pfizer Grangecastle Drug Substance 2 (DS2) Project
Clondalkin · South Dublin · 35.7 ha · source
Stalled build
commenced 08 May 2023, no completion certificate, planned end Aug 2023
Pfizer Ireland Pharmaceuticals
Clondalkin · South Dublin · 35.7 ha · source
Stalled build
commenced 30 Nov 2020, no completion certificate, planned end Feb 2022
Kilcarbery Grange, Clondalkin, South Dublin
Clondalkin · South Dublin · 28.5 ha · source
Stalled build
578 homes; commenced 25 Aug 2023, no completion certificate, planned end Oct 2024
Land in Clondalkin
Clondalkin · South Dublin · 28.5 ha · source
On the RZLT map (3% land tax)
28.5 ha, On the 2027 draft RZLT map
Public land in Clondalkin
Clondalkin · South Dublin · 23.84 ha · source
Publicly owned land
23.8 ha, Held by Dublin City Council
Public land in Clondalkin
Clondalkin · South Dublin · 19.28 ha · source
Publicly owned land
19.3 ha, Held by Dublin City Council
Boherboy
Clondalkin · South Dublin · 18.8 ha · source
Permitted, not started
611 homes granted 25 Jun 2026, expires 25 Jun 2031
Public land in Clondalkin
Clondalkin · South Dublin · 15.96 ha · source
Publicly owned land
16.0 ha, Held by Dublin City Council
Public land in Clondalkin
Clondalkin · South Dublin · 14.64 ha · source
Publicly owned land
14.6 ha, Held by Dublin City Council
Land in Clondalkin
Clondalkin · South Dublin · 14.46 ha · source
On the RZLT map (3% land tax)
14.5 ha, On the 2027 draft RZLT map
Land in Clondalkin
Clondalkin · South Dublin · 14.04 ha · source
On the RZLT map (3% land tax)
14.0 ha, On the 2027 draft RZLT map
Land in Clondalkin
Clondalkin · South Dublin · 13.94 ha · source
On the RZLT map (3% land tax)
13.9 ha, On the 2027 draft RZLT map
Public land in Clondalkin
Clondalkin · South Dublin · 13.53 ha · source
Publicly owned land
13.5 ha, Held by South Dublin County Council
Vantage DC DUB12
Clondalkin · South Dublin · 8.76 ha · source
Stalled build
commenced 26 Jul 2023, no completion certificate, planned end Feb 2025
Vantage DC MFGP North
Clondalkin · South Dublin · 8.76 ha · source
Stalled build
commenced 04 Aug 2023, no completion certificate, planned end Nov 2024
Vantage Data Centers DUB-11
Clondalkin · South Dublin · 8.76 ha · source
Stalled build
commenced 20 Apr 2023, no completion certificate, planned end Feb 2025
Vantage DC MFGP South
Clondalkin · South Dublin · 8.76 ha · source
Stalled build
commenced 04 Aug 2023, no completion certificate, planned end Apr 2025
Public land in Clondalkin
Clondalkin · South Dublin · 8.7 ha · source
Publicly owned land
8.7 ha, Held by South Dublin County Council
Public land in Clondalkin
Clondalkin · South Dublin · 8.1 ha · source
Publicly owned land
8.1 ha, Held by South Dublin County Council
Public land in Clondalkin
Clondalkin · South Dublin · 7.76 ha · source
Publicly owned land
7.8 ha, Held by South Dublin County Council
Stoney Hill Road
Clondalkin · South Dublin · 7.71 ha · source
Permission expired
204 homes, expired 12 Nov 2025
Land in Clondalkin
Clondalkin · South Dublin · 7.13 ha · source
On the RZLT map (3% land tax)
7.1 ha, On the 2027 draft RZLT map
Land in Clondalkin
Clondalkin · South Dublin · 6.78 ha · source
On the RZLT map (3% land tax)
6.8 ha, On the 2027 draft RZLT map
Public land in Clondalkin
Clondalkin · South Dublin · 6.64 ha · source
Publicly owned land
6.6 ha, Held by Dublin City Council
Land in Clondalkin
Clondalkin · South Dublin · 6.51 ha · source
On the RZLT map (3% land tax)
6.5 ha, On the 2027 draft RZLT map
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More about Clondalkin
- Is there development land for sale in Clondalkin?
- Buildable found 44 sites in Clondalkin with a public sign they could come to market, as of 25 Sep 2026: 4 council sites proposed for sale, 2 sites with planning permission running out or recently expired, 9 derelict sites on the register and 29 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
- How many development sites are there in Clondalkin?
- Buildable tracks 572 development sites in Clondalkin, as of 25 Sep 2026: every site with a public reason it could be built on or sold, from the councils' and national registers. They include 11 permitted schemes not started, 9 derelict sites, 4 council land sales and 29 stalled builds.
- Where are the derelict sites in Clondalkin?
- Clondalkin has 9 sites on the council's derelict sites register, as of 25 Sep 2026. 7 of them list a market value, €1.9 million in total. The owner of a registered site pays a levy of 7% of its market value a year.
- How much land in Clondalkin is on the RZLT map?
- 246 ha of land in Clondalkin is on the Residential Zoned Land Tax map, across 438 parcels (2027 draft RZLT map), as of 25 Sep 2026. 98.2 ha of it has no live permission for 10 or more homes. The tax is 3% of market value a year, collected by Revenue on maps the councils make.
Data as of 25 Sep 2026. Sources: Council Residential Zoned Land Tax maps; Land Development Agency, Register of Relevant Lands; Planning applications (Department of Housing national planning data).
Cite this: What are the largest development sites in Clondalkin? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/largest-development-sites-clondalkin
Facts from public registers, not advice. Every question · How it works