24 Deerpark Road, Mount Merrion, Co. Dublin, A94E0P4
Extensions and alterations to a house in Mount Merrion, including a three-storey rear extension.
D25A/0754/WEB · Dun Laoghaire Rathdown County Council · Lodged 5 October 2025
- Reference
- D25A/0754/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 5 October 2025
Summary
AI-generatedThe project includes a first-floor extension, a three-storey rear extension, and alterations to the front elevation. It also involves widening the pedestrian side access, altering the vehicular entrance, creating a new pedestrian entrance, and demolishing two existing sheds.
- Storeys
- 3
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
Alterations and extensions to the existing house to include alterations to the front elevation, alterations to the eastern side of the house to provide a wider pedestrian side access, a first floor extension, a three storied extension to the rear of the existing house, alterations to the existing hard standing, alterations to the existing vehicular entrance, the formation of a separate pedestrian entrance in the front boundary wall and the demolition of two existing sheds, 24.6 sq. M. M. S, all works to include 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.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 24 Deerpark Road, Mount Merrion, Co Dublin | Jun 2025 | €1,270,000 | 9 m |
| 4 Wilson Crescent, Mount Merrion, Dublin | Nov 2025 | €1,210,000 | 41 m |
| 6 Wilson Crescent, Mount Merrion, Dublin | Jul 2025 | €980,000 | 76 m |
| 19 Wilson Rd, Mount Merrion, Dublin | Mar 2026 | €1,116,111 | 89 m |
| 44 Deerpark Rd, Mount Merrion, Dublin | Dec 2025 | €1,250,000 | 112 m |
| Innisfallen, 26 Mather Rd South, Mount Merrion | Sept 2025 | €1,325,000 | 113 m |
| 8 Wilson Road, Mount Merrion, Co Dublin | Nov 2025 | €900,000 | 123 m |
| 4 Deerpark Road, Mount Merrion, Co Dublin | Nov 2025 | €1,590,000 | 154 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 received5 October 2025
- Decision due28 November 2025
- Decision issued25 November 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
The demolition of the existing house, 131.4 sq.m.s, and two existing sheds, 24.6 sq.m.s, the construction of…
Rossbeg, 24 Deerpark Road, Mount Merrion, Blackrock, Dublin, A94E0P4
D25A/0600/WEBDún Laoghaire–RathdownLodged 30 Jul 2025New dwelling
- GrantedAt this site
Alterations and extensions to the existing single storey, three bedroom detached dwelling that will include:…
Rossbeg, 24 Deerpark Road, Mount Merrion, Co Dublin, A94E0P4
D26A/0228/WEBDún Laoghaire–RathdownLodged 24 Mar 2026Extension
- GrantedAt this site
For the demolition of the existing side garage and removal of existing pitched roof and the construction of a…
22, Deerpark Road, Mount Merrion, Co. Dublin
D05A/1451Dún Laoghaire–RathdownLodged 11 Nov 2005Extension
- Granted30 m away
Permission is sought for the retention of two rooflights to the Eastern side of the sloped roof of the…
20, Deerpark Road, Mount Merrion, Blackrock, Co. Dublin
D19B/0500Dún Laoghaire–RathdownLodged 4 Dec 2019Alterations
- Granted30 m away
Demolition of two garden sheds, one with asbestos roof (21.25 sq.m) and the existing flat roof kitchen; (area…
20, Deerpark, Mount Merrion, Co. Dublin.
D05A/1315Dún Laoghaire–RathdownLodged 11 Oct 2005Extension
- Granted40 m away
For a single storey extension (65 sq.m.) to the rear and side of an existing dwelling (165 sq.m.) with minor…
30, Deerpark Road, Mount Merrion, Co. Dublin
D06B/0957Dún Laoghaire–RathdownLodged 27 Oct 2006Extension
- Invalid40 m away
Two-storey dwelling with balconies and associated site works at plot no. 4
4, Dalkey Sound, Green Road, Dalkey, Co. Dublin
D04A/0426Dún Laoghaire–RathdownLodged 19 Apr 2004New dwelling
- Granted50 m away
Demolition of the existing garden shed, and replacing it with a new garden shed and hobby room at the rear of…
18 Deerpark Road, Mount Merrion, Co. Dublin.
D02B/0048Dún Laoghaire–RathdownLodged 4 Feb 2002Extension
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
Demolition of existing single storey rear lean-to sheds (13sqm), existing single storey front flat roof…
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- GrantedExtension
Refurbishment, alteration and extension of an existing dwelling to incorporate the following elements:…
12 Delaney Park , Dublin Hill , Cork
1637171Cork CityLodged 28 Nov 2016
- GrantedExtension
(a) demolish existing attached shed to side of house, (b) demolish existing detached shed in rear garden, (c)…
Nelden Caherdavin Cross , Shannabooly , Limerick
2461185LimerickLodged 2 Dec 2024
- Part granted, part refusedExtension
Alterations and extensions to existing dwelling which includes (A) Demolition of existing single storey rear…
Carrigadrohid, Shandangan West, Co. Cork,
185594corkLodged 20 Jun 2018
- Exempt — no permission neededNew dwelling
Demolition of existing single storey extensions to side (37.14 sq.m), and rear (15.57 sq.m); construction of…
71 Fairways,, Rathfarnham,, Dublin 14 D14 WK20
CE23/0032South DublinLodged 22 Dec 2023
- GrantedExtension
For alterations and additions to the existing dwelling house including — new side and rear extensions
Garbally Demesne , Ballinasloe , Co. Galway
2560856galwayLodged 27 Jun 2025
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