40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
Compliance submission for Condition 12a of a previously approved development in Mount Merrion.
D25A/0089/WEB/C1 · Dun Laoghaire Rathdown County Council · Lodged 6 June 2025
- Reference
- D25A/0089/WEB/C1
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Compliance with Conditions
- Received
- 6 June 2025
Summary
AI-generatedThis application seeks to satisfy Condition number 12a of the planning permission granted under reference D25A/0089/WEB. The property is located at 40 Thornhill Road, Mount Merrion, Blackrock.
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
Compliance with condition no 12a of reg ref no. D25a/0089/web
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 |
|---|---|---|---|
| 7 Clonmore Rd, Mount Merrion, Dublin | Sept 2025 | €1,400,000 | 117 m |
| 98 Lr Kilmacud Rd, Stillorgan, Dublin | Jul 2025 | €1,187,000 | 156 m |
| 33 Clonmore Rd, Mount Merrion, Dublin | Apr 2026 | €1,425,000 | 158 m |
| 17 Dale Close, Stillorgan | Nov 2025 | €920,000 | 205 m |
| 13 Redesdale Rd, Mount Merrion, Dublin | Sept 2025 | €850,000 | 217 m |
| 28 South Ave, Mount Merrion, Dublin | Sept 2025 | €1,400,000 | 223 m |
| 24 South Ave, Mount Merrion, Dublin | Dec 2025 | €1,580,000 | 224 m |
| 32 South Ave, Mount Merrion, Dublin | Jan 2026 | €1,725,000 | 226 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 received6 June 2025
- Decision due31 July 2025
- Decision issued18 July 2025
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Awaiting decisionAt this site
Compliance with Condition No. 3 of Reg Ref No. D23A/0302
40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
D23A/0302/C1Dún Laoghaire–RathdownLodged 1 Nov 2024Other
- GrantedAt this site
Demolition of the single storey conservatory extension to rear and the garage and store to side to allow for…
40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
D23A/0302Dún Laoghaire–RathdownLodged 8 May 2023Extension
- GrantedAt this site
Retention Permission is sought for demolition of the existing dwelling and garage in its entirety, Permission…
40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
D25A/0089/WEBDún Laoghaire–RathdownLodged 6 Feb 2025New dwelling
- InvalidAt this site
Permission is sought for modifications to previously permitted Planning Application reg/ref: D23A/0302 to…
40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
D24A/0906/WEBDún Laoghaire–RathdownLodged 13 Nov 2024Retention
- GrantedAt this site
Permission is sought for demolition of existing single storey flat roof extension to rear and side garage and…
42, Thornhill Road, Mount Merrion, Co. Dublin
D12A/0504Dún Laoghaire–RathdownLodged 18 Dec 2012Extension
- GrantedAt this site
Retention permission. The area to be retained consists of the infilled area to the rear of the ground floor…
36 Thornhill Road, Mount Merrion, Co. Dublin, A94A6K2
D22B/0072Dún Laoghaire–RathdownLodged 17 Feb 2022Retention
- GrantedAt this site
Retention is sought for widened (3.2m) vehicular entrance to the front and permission is sought for the…
36, Thornhill Road, Mount Merrion, Co Dublin
D20A/0738Dún Laoghaire–RathdownLodged 9 Oct 2020Extension
- Granted30 m away
Permission. The development will consist of a change of ground floor and attic floor plan to that previously…
34, Thornhill Road, Mount Merrion, Blackrock, County Dublin A94PE89
D19B/0061Dún Laoghaire–RathdownLodged 5 Apr 2019Alterations
Related developments
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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