Which planning permissions in Dún Laoghaire-Rathdown expire in the next three months?
2 planning permissions in Dún Laoghaire-Rathdown, 414 homes in all, expire in the next three months with no start recorded, as of 25 Sep 2026. The next is Frankfort Castle (115 homes), on 20 Dec 2026. A permission lasts five years; an extension needs substantial works done before it expires.
From public registers, checked 25 Sep 2026. Updated nightly.
- 2Permissions
- 414Homes
Permissions in Dún Laoghaire-Rathdown, soonest to expire first
Frankfort Castle
Dundrum · Dún Laoghaire-Rathdown · 0.9 ha · source
Permission running out
115 homes, expires 20 Dec 2026
Lands adjoining Clonkeen College
Dún Laoghaire · Dún Laoghaire-Rathdown · 3.36 ha · source
Permission running out
299 homes, expires 23 Dec 2026
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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 Dún Laoghaire-Rathdown
- Is there development land for sale in Dún Laoghaire-Rathdown?
- Buildable found 165 sites in Dún Laoghaire-Rathdown with a public sign they could come to market, as of 25 Sep 2026: 2 council sites proposed for sale, 12 sites with planning permission running out or recently expired, 16 derelict sites on the register and 135 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
- How many development sites are there in Dún Laoghaire-Rathdown?
- Buildable tracks 2,732 development sites in Dún Laoghaire-Rathdown, 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 8 permissions running out, 41 permitted schemes not started, 20 derelict sites, 2 council land sales and 135 stalled builds.
- What are the largest development sites in Dún Laoghaire-Rathdown?
- 1,074 development sites in Dún Laoghaire-Rathdown 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).
- Where are the derelict sites in Dún Laoghaire-Rathdown?
- Dún Laoghaire-Rathdown has 16 sites on the council's derelict sites register, as of 25 Sep 2026. The owner of a registered site pays a levy of 7% of its market value a year.
Data as of 25 Sep 2026. Sources: Planning applications (Department of Housing national planning data).
Cite this: Which planning permissions in Dún Laoghaire-Rathdown expire in the next three months? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/planning-permissions-expiring-next-3-months-dun-laoghaire-rathdown
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