Which planning permissions in Stillorgan have expired recently?
2 planning permissions in Stillorgan for 250 homes expired recently without a start, as of 25 Sep 2026. The land keeps its zoning, so a new application is often the next step, and some owners sell instead.
From public registers, checked 25 Sep 2026. Updated nightly.
- 2Permissions
- 250Homes
Expired permissions in Stillorgan, most recent first
Mount Saint Mary's and Saint Joseph's
Stillorgan · Dún Laoghaire-Rathdown · 1.6 ha · source
Permission expired
231 homes, expired 25 Aug 2026
Killart
Stillorgan · Dún Laoghaire-Rathdown · 0.42 ha · source
Permission expired
19 homes, expired 26 May 2025
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More about Stillorgan
- Is there development land for sale in Stillorgan?
- Buildable found 27 sites in Stillorgan with a public sign they could come to market, as of 25 Sep 2026: 5 sites with planning permission running out or recently expired, 2 derelict sites on the register and 20 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
- How many development sites are there in Stillorgan?
- Buildable tracks 359 development sites in Stillorgan, 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 3 permissions running out, 7 permitted schemes not started, 2 derelict sites and 20 stalled builds.
- What are the largest development sites in Stillorgan?
- 172 development sites in Stillorgan are a hectare or larger, as of 25 Sep 2026. The largest is land in Stillorgan, at 22.6 ha (on the rzlt map (3% land tax)).
- How much land in Stillorgan is on the RZLT map?
- 573 ha of land in Stillorgan is on the Residential Zoned Land Tax map, across 271 parcels (2027 draft RZLT map), as of 25 Sep 2026. 464 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 Stillorgan have expired recently? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/expired-planning-permissions-stillorgan
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