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What council land is being sold in Castleknock?

5 council land disposals in Castleknock have gone to councillors as section 183 notices since 7 Mar 2024, as of 26 Sep 2026. The most recent is land in Castleknock, dated 9 Feb 2026. Councillors consider each notice at a meeting at least ten days later and can vote to stop it.

From public registers, checked 26 Sep 2026. Updated nightly.

Council land disposals in Castleknock, newest first

  1. Land in Castleknock

    Castleknock · Fingal · source

    Council selling land

    Notice dated 9 Feb 2026

  2. Land in Castleknock

    Castleknock · Fingal · source

    Council selling land

    Notice dated 13 Jan 2026

  3. Land at Porterstown Road, Porterstown, Dublin 15

    Castleknock · Fingal · source

    Council selling land

    Notice dated 7 Jul 2025

  4. Land adjacent to Oatlands Gate Lodge, Porterstown Road, Dublin 15

    Castleknock · Fingal · source

    Council selling land

    Notice dated 11 Mar 2024

  5. Land adjacent to Oatlands Gate Lodge, Porterstown Road, Dublin 15

    Castleknock · Fingal · source

    Council selling land

    Notice dated 7 Mar 2024

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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 Castleknock

Is there development land for sale in Castleknock?
Buildable found 17 sites in Castleknock with a public sign they could come to market, as of 26 Sep 2026: 5 council sites proposed for sale, 1 derelict site on the register and 11 stalled builds. These come from public registers, not agents' listings, so many are not advertised yet.
How many development sites are there in Castleknock?
Buildable tracks 562 development sites in Castleknock, as of 26 Sep 2026: every site with a public reason it could be built on or sold, from the councils' and national registers. They include 7 permitted schemes not started, 1 derelict site, 7 council land sales and 11 stalled builds.
What are the largest development sites in Castleknock?
178 development sites in Castleknock are a hectare or larger, as of 26 Sep 2026. The largest is public land in Castleknock, at 32.4 ha (publicly owned land).
How much land in Castleknock is on the RZLT map?
499 ha of land in Castleknock is on the Residential Zoned Land Tax map, across 371 parcels (2027 draft RZLT map), as of 26 Sep 2026. 434 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 26 Sep 2026. Sources: Council meeting agendas (s.183 disposal notices).

Cite this: What council land is being sold in Castleknock? Buildable, data as of 26 Sep 2026. https://buildable.ie/q/council-land-for-sale-castleknock

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