What are the largest development sites in Dundrum?
187 development sites in Dundrum are a hectare or larger, as of 25 Sep 2026. The largest is land in Dundrum, at 24.7 ha (on the rzlt map, no permission).
From public registers, checked 25 Sep 2026. Updated nightly.
Sites of a hectare or more in Dundrum, largest first
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 24.69 ha · source
On the RZLT map, no permission
24.7 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 12.71 ha · source
On the RZLT map (3% land tax)
12.7 ha, On the 2027 draft RZLT map
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 11.68 ha · source
On the RZLT map (3% land tax)
11.7 ha, On the 2027 draft RZLT map
Public land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 11.35 ha · source
Publicly owned land
11.4 ha, Held by The Office of Public Works
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 9.69 ha · source
Permitted, not started
934 homes granted 22 Dec 2025, expires 22 Dec 2030
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 9.64 ha · source
On the RZLT map, no permission
9.6 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 8.84 ha · source
On the RZLT map, no permission
8.8 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 8.45 ha · source
On the RZLT map, no permission
8.5 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 8.3 ha · source
On the RZLT map, no permission
8.3 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 7.11 ha · source
On the RZLT map, no permission
7.1 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 6.23 ha · source
On the RZLT map, no permission
6.2 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 5.64 ha · source
On the RZLT map (3% land tax)
5.6 ha, On the 2027 draft RZLT map
Public land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 5.44 ha · source
Publicly owned land
5.4 ha, Held by Dublin City Council
Public land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 5.43 ha · source
Publicly owned land
5.4 ha, Held by Dublin City Council
Public land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 5.29 ha · source
Publicly owned land
5.3 ha, Held by The Minister for Education and Skills
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 5.04 ha · source
On the RZLT map, no permission
5.0 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.95 ha · source
On the RZLT map, no permission
5.0 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.82 ha · source
On the RZLT map, no permission
4.8 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.67 ha · source
On the RZLT map, no permission
4.7 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.64 ha · source
On the RZLT map, no permission
4.6 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.6 ha · source
On the RZLT map, no permission
4.6 ha, RZLT-liable and no live permission for 10+ homes on it
Public land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.42 ha · source
Publicly owned land
4.4 ha, Held by The Minister for Education and Skills
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4.22 ha · source
On the RZLT map, no permission
4.2 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 4 ha · source
On the RZLT map, no permission
4.0 ha, RZLT-liable and no live permission for 10+ homes on it
Land in Dundrum
Dundrum · Dún Laoghaire-Rathdown · 3.98 ha · source
On the RZLT map, no permission
4.0 ha, RZLT-liable and no live permission for 10+ homes on it
Showing 25 of 187. See them all →
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More about Dundrum
- Is there development land for sale in Dundrum?
- Buildable found 13 sites in Dundrum with a public sign they could come to market, as of 25 Sep 2026: 2 sites with planning permission running out or recently expired, 1 derelict site on the register and 10 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
- How many development sites are there in Dundrum?
- Buildable tracks 386 development sites in Dundrum, 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 2 permissions running out, 4 permitted schemes not started, 1 derelict site and 10 stalled builds.
- How much land in Dundrum is on the RZLT map?
- 520 ha of land in Dundrum is on the Residential Zoned Land Tax map, across 335 parcels (2027 draft RZLT map), as of 25 Sep 2026. 472 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.
- How much zoned land in Dundrum has no planning permission?
- 472 ha in Dundrum is zoned for housing, on the RZLT map and has no live permission for 10 or more homes: 323 parcels, as of 25 Sep 2026. Land on the map is liable for the Residential Zoned Land Tax of 3% of market value a year.
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 Dundrum? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/largest-development-sites-dundrum
Facts from public registers, not advice. Every question · How it works