Planning Permission Ireland
GrantedExtensionDecided 23 January 2026

31 Mount Prospect Drive, Dublin 3, D03 WP89

Retention of a garage conversion, demolition of a rear extension, and construction of a new rear extension and attic conversion.

WEB2898/25 · Dublin City Council · Lodged 15 August 2025

Reference
WEB2898/25
Authority
Dublin City Council
Register status
Decided
Type
Permission
Received
15 August 2025

Summary

AI-generated

The applicant is seeking retention for the material change of use of a rear garage shed to habitable space. The project also involves demolishing an existing single-storey rear extension to build a new 38 sqm single-storey rear extension, alongside a 21.7 sqm attic conversion with a rear dormer and rooflights.

Extensionretentionattic conversiondormer
Floor area
60 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

  • The retention and material change of use of a garage shed to habitable space to the rear
  • The demolition of the existing single storey extension to the rear
  • Permission to construct a single storey extension approx. 38m2 to the rear of the existing terraced house
  • Proposed attic conversion approx. 21.7m2, including a dormer to the rear and rooflights. And all associated site development works, both above and below ground

Land-use zoning

What this land is zoned for

Z1: Sustainable Residential NeighbourhoodsRS
To protect, provide and improve residential amenities.

National zoning type: Existing residential

Objective set by the Development Plan 2022-2028 (2022–2028). 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
54 Mount Prospect Grove, Clontarf, Dublin 3Nov 2025€850,00078 m
53 Mount Prospect Grove, Clontarf, Dublin 3Sept 2025€785,00086 m
14 Mount Prospect Dr, Clontarf, Dublin 3Feb 2025€710,000111 m
Apt 31, Seapark, Mount Prospect Ave Dublin 3not full market priceJul 2025€360,000155 m
Apt 32, Seapark, Mount Prospect Ave Dublin 3not full market priceJul 2025€365,000155 m
79 Mount Prospect Dr, Clontarf, Dublin 3May 2026€740,000163 m
21 Prospect Bay, Mount Prospect Avenue, Clontarfprice excludes VATNov 2025€514,675166 m
7 Prospect Bay, Mount Prospect Avenue, Dublin 3price excludes VATJan 2025€629,956166 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 received15 August 2025
  2. Decision due23 January 2026
  3. Decision issued23 January 2026
  4. Permission expiry13 April 2031

In the area

Applications near this site

Other planning applications within about 500 m — what else is being proposed or built nearby.

Related developments

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