31 Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96EY19
Demolition of rear extensions and construction of a new single-storey rear extension.
D23A/0166 · Dun Laoghaire Rathdown County Council · Lodged 13 March 2023
- Reference
- D23A/0166
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 13 March 2023
Summary
AI-generatedThe project involves the demolition of existing one and two-storey rear extensions to a three-storey mid-terrace house. It will be replaced by a new 61 sqm single-storey rear extension, alongside general restoration, window replacements, and a new vehicular entrance gate.
- Floor area
- 61 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
Permisson for development. Demolition of existing one & two-storey rear extensions to three story mid-terrace house & the subseqent construction of a new single storey rear extension (61 sqm). Proposed works will also include general restoration and decoration works, replacement of all non-original windows at lower, upper and first floors to west (front) and east (rear) elevations. Modification of existing and inclusion of new window opes to rear return at upper and first floor level, 1no. New rooflight to existing rear, 3no. New rooflights to new single-storey extension, modifications to existing layouts to all floors, new vehicular entrance gate and all associated site works.
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
Objective set by the COUNTY 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 planBuilt & sold
What happened next
Beyond the decision: whether this development was built, and what property here has sold for.
Built — construction complete
A commencement notice records works starting on 13 February 2024.
Notified floor area: 317 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 34 Northumberland Avenue, Dunlaoughaira, Co Dublin | Dec 2025 | €1,900,000 | 45 m |
| 15 Northumberland Ave, Dun Laoghaire, Dublin | May 2025 | €1,250,000 | 87 m |
| 10 Corrig Ave, Dun Laoghaire, Dublin | Nov 2025 | €1,286,250 | 110 m |
| The Coach House, Sydenham Mews, Corrig Avenue | Jan 2026 | €750,000 | 121 m |
| 32 Mulgrave St, Dun Laoghaire, Dublin | Jul 2025 | €880,000 | 127 m |
| 7 Corrig House, Corrig Avenue, Dun Laoghaire | May 2025 | €308,000 | 127 m |
| 29 Corrig House, Corrig Ave, Dun Laoghaire | Jun 2025 | €225,000 | 129 m |
| 30 Mulgrave St, Dun Laoghaire, Dublin | Nov 2025 | €1,800,000 | 138 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
- Application received13 March 2023
- Decision due5 May 2023
- Decision issued3 May 2023
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- GrantedAt this site
The development will consist of the moving and widening of the existing vehicular entrance. This will include…
31, Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96EY19
D25A/0110/WEBDún Laoghaire–RathdownLodged 14 Feb 2025Infrastructure
- Granted30 m away
Redevelopment from existing seven residential units to five apartments with associated car parking to front…
33 Northumberland Avenue, Dun Laoghaire, Co. Dublin.
D02A/0146Dún Laoghaire–RathdownLodged 17 May 2002Apartments
- Refused30 m away
Permission is sought for Sub-division of existing site, construction of new boundary wall and residential…
30 Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96 TY20
D21A/0819Dún Laoghaire–RathdownLodged 27 Jul 2022New dwelling
- Withdrawn30 m away
2 no. two storey mews houses and associated site works with new vehicular access to the rear garden of 31…
31 & 32, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D04A/0931Dún Laoghaire–RathdownLodged 16 Aug 2004New dwelling
- Refused40 m away
4 mews houses. [LOCATION] Rear 31 & 32 Northumberland Avenue, Dun Laoghaire, Co. Dublin. [LOCATION]
Rear 31 & 32 Northumberland Avenue, Dun Laoghaire,, Co. Dublin.
D02A/0177Dún Laoghaire–RathdownLodged 8 Mar 2002New dwelling
- Granted40 m away
Development will consist of a terrace of 3 no. two storey mews houses and associated site works including…
31, 32, 33, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D05A/1719Dún Laoghaire–RathdownLodged 27 Mar 2006Housing estate
- Granted40 m away
Permission is sought for sub-division of existing site, construction of new boundary wall and residential…
29, Northumberland Avenue, Dun Laoghaire, Co. Dublin, A96 PY27
D19A/0448Dún Laoghaire–RathdownLodged 8 Jan 2020New dwelling
- Granted40 m away
Permission is sought for a residential development on a site of circa 997.5sqm to the rear. The development…
31-33, Northumberland Avenue, Dun Laoghaire, Co. Dublin
D15A/0322Dún Laoghaire–RathdownLodged 28 Sept 2015Housing estate
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
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- GrantedExtension
Permission is sought for the demolition of single storey structure to side (approx. 40sqm), the demolition of…
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D22A/0793Dún Laoghaire–RathdownLodged 20 Oct 2022
- GrantedExtension
Permission for development consisting of: Demolition of existing extension at rear of house (9.4 sq.m) and…
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D22B/0406Dún Laoghaire–RathdownLodged 14 Sept 2022
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Permission for development consisting of (1) Demolition of existing single storey extension to the rear…
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D19B/0492Dún Laoghaire–RathdownLodged 14 Feb 2020
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