PlanningLeads
Planning application · South Dublin County Council

2 homes at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Ave

Lands at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Ave, Dublin 16, D16 R2F3

SD26A/0001W · South DublinGrantedGranted on appeal

2 homes · up to 2 storeys · 375 ha · Granted on appeal, July 2026 · permission to Jul 2031 (estimate)

Planning application SD26A/0001W to South Dublin County Council for 2 homes at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Ave. Granted by the council on 27 February 2026; granted on appeal by An Coimisiún Pleanála on 24 July 2026. The permission normally runs to July 2031 (an estimate: the grant plus five years).

Timeline

  1. Application lodged
  2. Council granted
  3. Appealed to An Coimisiún Pleanála
  4. Granted on appeal
  5. Permission normally ends (estimate)

The end date is an estimate: the grant plus five years, the normal life of a permission. An extension or a commencement changes it.

Key facts

Reference
SD26A/0001W
Planning authority
South Dublin County Council
Received
6 Jan 2026
Decided
27 Feb 2026
Status
Granted
Use
Residential
Dwellings
2
Bedrooms
2
Floor area
173 m²
Site area
375 ha
Appeal
PL-501053-SD-26 · Granted on appeal

Homes and mix

Apartments and duplexes2
Total homes2

Read from the description, not stated on the register. Shown only where the parts add up to the total.

Proposed development

Planning permission is sought by Mr. [name removed] for a detached two storey, building to provide 2 number circa 82sq.m 2 Bed apartments with balconies. The drainage arrangements are to tap into the existing and as approved under planning reg ref SD11A/0065 and as amended by SD15A/0299, & SD17A/0163. A new pedestrian and vehicular access with crossover off Castlefield Avenue, & boundary walls on Lands at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Avenue, Dublin 16, D16R2F3, part of folio 68669F & 75126L, and all ancillary site works.

Planning status

Permission was granted on appeal by An Coimisiún Pleanála on 24 Jul 2026. That decision is final, subject only to a High Court judicial review. Works can start once a commencement notice is lodged; the permission normally runs to Jul 2031 (estimate).

Appeal PL-501053-SD-26 on the An Coimisiún Pleanála website ↗

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About this page: the facts above come from the statutory public planning register kept by South Dublin County Council and are refreshed weekly (last updated 2 Sept 2026). Applicant names and contact details are not shown. Status labels are PlanningLeads' plain-language reading of the register status and the "Use" label is classified by AI from the public description (see how we use AI); neither is legal advice and the council's file is the record. How we handle this data: privacy notice.

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