How many homes have planning permission but haven't started in Blackrock?
365 homes in Blackrock have planning permission but no start recorded, across 3 permissions, as of 25 Sep 2026.
From public registers, checked 25 Sep 2026. Updated nightly.
- 365Homes not started
- 3Permissions
- 0Expiring within a year
The largest permitted schemes not started in Blackrock
Merrion
Blackrock · Dún Laoghaire-Rathdown · 2.77 ha · source
Permitted, not started
252 homes granted 15 May 2026, expires 15 May 2031
Frascati Centre
Blackrock · Dún Laoghaire-Rathdown · 2.69 ha · source
Permitted, not started
98 homes granted 30 May 2023, expires 30 May 2028
Priory Drive
Blackrock · Dún Laoghaire-Rathdown · 0.14 ha · source
Permitted, not started
15 homes granted 14 Mar 2024, expires 14 Mar 2029
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More about Blackrock
- Is there development land for sale in Blackrock?
- Buildable found 17 sites in Blackrock with a public sign they could come to market, as of 25 Sep 2026: 2 derelict sites on the register and 15 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
- How many development sites are there in Blackrock?
- Buildable tracks 298 development sites in Blackrock, 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 permitted schemes not started, 3 derelict sites and 15 stalled builds.
- What are the largest development sites in Blackrock?
- 138 development sites in Blackrock are a hectare or larger, as of 25 Sep 2026. The largest is land in Blackrock, at 20.1 ha (on the rzlt map, no permission).
- How much land in Blackrock is on the RZLT map?
- 496 ha of land in Blackrock is on the Residential Zoned Land Tax map, across 254 parcels (2027 draft RZLT map), as of 25 Sep 2026. 454 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: How many homes have planning permission but haven't started in Blackrock? Buildable, data as of 25 Sep 2026. https://buildable.ie/q/homes-permitted-not-built-blackrock
Facts from public registers, not advice. Every question · How it works