Planning Permission Ireland
Awaiting decisionAlterationsDecision due today (23 July 2026)

Glenlion House and, Glenlion Chalet, Thormanby Road, Howth, Co. Dublin, D13E395

Retention and alterations to Glenlion House and Glenlion Chalet in Howth.

F26A/0454E · Fingal County Council · Lodged 29 May 2026

Reference
F26A/0454E
Authority
Fingal County Council
Register status
In progress
Type
Retention
Received
29 May 2026

Summary

AI-generated

The application seeks retention for a 139 sq.m reduction in the lower ground floor of Glenlion House. It also seeks permission to retain Glenlion Chalet, modify its roof with solar panels, and construct a 43.6 sq.m corridor connecting the two properties.

Alterationssolarextensionretention
Floor area
44 m²

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

Retention permission and planning permission is sought for alterations to the development granted under reg. Ref. F20a/0046 at glenlion house and reg. Ref. F22a/0285 at glenlion chalet - both properties are now under the same ownership. Retention permission is sought for revision to glenlion house relative to the permission previously granted under reg. Ref. F20a/0046 comprising a 139sq. M reduction in the floor area of the dwelling at lower ground floor level, the omission of an external staircase and all associated internal/external revisions. Planning permission is sought for (i) amendment of reg. Ref. F22a/0285 comprising the non-demolition of glenlion chalet, a single storey chalet structure (86.6sq. M) located to the immediate north-east of glenlion house which was previously permitted to be demolished under reg. Ref. D22a/0285); (ii) external modifications to the chalet structure including demolition and replacement of roof with new flat roof with solar panels, and revised fenestration details and material finishes; (iii) provision of a 43.6sq. M single-storey corridor/extension, with 1 no. Rooflight, to provide a connection between the upper ground floor level of glenlion house and glenlion chalet, together with associated internal revisions to both structures; and, (iv) all associated site works necessary to facilitate the development.

Land-use zoning

What this land is zoned for

RS - ResidentialRS
“Provide for residential development and protect and improve residential amenity”

National zoning type: Existing residential

Objective set by the The Fingal Development Plan 2023 – 2029 (2023–2029). The planning authority decides each application on its own merits — this is the zoning context, not a compliance assessment.

Read the zoning objectives in the development plan

Key dates

Timeline

  1. Application received29 May 2026
  2. Decision due23 July 2026

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