Planning Permission Ireland
GrantedRetentionDecided 17 February 2026

1 Portmarnock Walk, Portmarnock, Co. Dublin, D13 EY92

Retention of modifications to an approved attic conversion in Portmarnock.

F25A/1186E · Fingal County Council · Lodged 17 December 2025

Reference
F25A/1186E
Authority
Fingal County Council
Register status
Decided
Type
Retention
Received
17 December 2025

Summary

AI-generated

Retention permission is sought for modifications to a previously approved attic conversion. The changes include setting down the rear dormer by 150mm and increasing its width, alongside a hip-to-gable roof conversion.

Retentionretentionattic conversiondormer

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 planning permission for the modifications to previously approved f25a/0206 - attic conversion with hip to gable roof and dormer to rear roof to accommodate stairs to allow access to attic conversion as non-habitable storage space with roof windows to front, removal of chimney, window to gable. Alterations include set down of dormer by 150mm & increase in dormer width all with associated ancillary works.

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

Built & sold

What happened next

Beyond the decision: whether this development was built, and what property here has sold for.

Recent sales nearby

within 500 m
Residential Property Price Register sales within 500 metres of this site
AddressDatePriceDistance
22 The Quarry, Portmarnock, Co DublinMay 2025€400,00083 m
19 The Quarry, Carrickhill Rd, PortmarnockFeb 2026€300,00083 m
11 Parkview, Portmarnock, DublinApr 2025€710,000150 m
4 Lime Kiln, Carrickhill Road Upper, PortmarnockMar 2025€1,235,000160 m
84 Carrickhill Rise, Portmarnock, Co DublinApr 2025€600,000202 m
15 Carrickhill Walk, Portmarnock, DublinNov 2025€772,000208 m
92 Carrickhill Rise, Portmarnock, DublinMar 2025€700,000208 m
60 Carrickhill Rise, Portmarnock, DublinSept 2025€715,000224 m

Nearby properties, not this site — a guide to local values.

Sources: Building Control Management System (commencement notices) and the Residential Property Price Register, licensed under CC BY 4.0. Records are matched to this application by location and may not be exhaustive; always confirm against the official source before relying on them.

Key dates

Timeline

  1. Application received17 December 2025
  2. Decision due20 February 2026
  3. Decision issued17 February 2026

In the area

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