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Which planning permissions in Glencullen-Sandyford are running out?

2 planning permissions in Glencullen-Sandyford, 149 homes in all, expire within a year with no start recorded, as of 25 Sep 2026. The next is Rocklawn (112 homes), on 10 Feb 2027. A permission lasts five years; an extension needs substantial works done before it expires.

From public registers, checked 25 Sep 2026. Updated nightly.

  • 2Permissions
  • 149Homes

Permissions in Glencullen-Sandyford, soonest to expire first

  1. Rocklawn

    Glencullen-Sandyford · Dún Laoghaire-Rathdown · 0.84 ha · source

    Permission running out

    112 homes, expires 10 Feb 2027

  2. 'Fairholme', & 'St. Benedict's'Brighton Rd

    Glencullen-Sandyford · Dún Laoghaire-Rathdown · 1.29 ha · source

    Permission running out

    37 homes, expires 19 May 2027

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The week's new sites: permission running out, council selling land, derelict or stalled. Each with its source. Free while in beta.

More about Glencullen-Sandyford

Is there development land for sale in Glencullen-Sandyford?
Buildable found 44 sites in Glencullen-Sandyford with a public sign they could come to market, as of 25 Sep 2026: 3 sites with planning permission running out or recently expired and 41 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
How many development sites are there in Glencullen-Sandyford?
Buildable tracks 450 development sites in Glencullen-Sandyford, 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, 12 permitted schemes not started and 41 stalled builds.
What are the largest development sites in Glencullen-Sandyford?
159 development sites in Glencullen-Sandyford are a hectare or larger, as of 25 Sep 2026. The largest is public land in Glencullen-Sandyford, at 70.1 ha (publicly owned land).
How much land in Glencullen-Sandyford is on the RZLT map?
422 ha of land in Glencullen-Sandyford is on the Residential Zoned Land Tax map, across 315 parcels (2027 draft RZLT map), as of 25 Sep 2026. 312 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: Planning applications (Department of Housing national planning data).

Cite this: Which planning permissions in Glencullen-Sandyford are running out? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/planning-permissions-expiring-glencullen-sandyford

Facts from public registers, not advice. Every question · How it works