30, Glenvar Park, Blackrock, Dublin, A94F2X7
Retention of variations to a previously approved extension, including roof changes and a boiler house.
D25A/0648/WEB · Dun Laoghaire Rathdown County Council · Lodged 21 August 2025
- Reference
- D25A/0648/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 21 August 2025
Summary
AI-generatedThe application seeks retention for variations to a previously approved extension. Changes include a net reduction in ground floor area, a net increase in first floor area, roof profile modifications, altered window layouts, and a new 3 square metre boiler house.
- Floor area
- 3 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
Variations to previously approved grant of permission (reg ref no d23a/0710) for detached dwelling extension with a net reduction in ground floor area of 0.37m2, a net increase in first floor area of 9.04m2, flat roof replacement of pitched roof over relocated barbeque area, with low pitched roof over former flat roof areas, north-east and south-east façade fenestration altered, external flue on side, and a boiler house (3m2) to the side, together with all necessary siteworks
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 |
|---|---|---|---|
| Sperrin, Cross Avenue, Blackrock | Aug 2025 | €1,950,000 | 42 m |
| Dunboden, Cross Ave, Blackrock | Jun 2026 | €2,325,000 | 86 m |
| 5 Saint James, Cross Avenue, Blackrockprice excludes VAT | Dec 2025 | €2,114,537 | 132 m |
| 6 Saint James, Cross Avenue, Blackrockprice excludes VAT | Dec 2025 | €832,599 | 137 m |
| Bellevue, Cross Ave, Blackrock | Jul 2025 | €2,380,000 | 144 m |
| 7 St James, Cross Avenue, Blackrockprice excludes VAT | Dec 2025 | €975,000 | 147 m |
| 3 St. James, Cross Avenue, Blackrockprice excludes VAT | Jul 2025 | €2,114,540 | 147 m |
| No.2 St. James, Cross Avenue, Blackrockprice excludes VAT | Sept 2025 | €2,114,540 | 147 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 received21 August 2025
- Decision issued13 October 2025
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
Widen vehicular entrance to front off Glenvar Park to 3.6m, two storey extension to front with single/two…
30, Glenvar Park, Blackrock, Dublin, A94F2X7
D23A/0710Dún Laoghaire–RathdownLodged 14 Nov 2023Extension
- GrantedAt this site
Retention permission is sought for variation of detached single-storey shed/home office granted permission…
30 Glenvar Park, Blackrock, Co Dublin, A94 F2X7
D25A/0344/WEBDún Laoghaire–RathdownLodged 29 Apr 2025Retention
- Compliance submissionAt this site
Compliance with Condition No.3 of ABP31894124, (Reg Ref No. D23A/0710)
30, Glenvar Park, Blackrock, Dublin, A94F2X7
D23A/0710/C1Dún Laoghaire–RathdownLodged 2 Jul 2025Other
- GrantedAt this site
Planning permission is sought for the substantial demolition of existing dwelling & chimneys, the demolition…
28, Glenvar Park, Blackrock, Co. Dublin
D11A/0509Dún Laoghaire–RathdownLodged 7 Nov 2011Extension
- Granted40 m away
A) Demolition of existing single-storey conservatory to the rear of the existing dwelling measuring 11.96…
San Antóine, Cross Avenue, Blackrock, Dublin, A94P9P5
D24A/0132Dún Laoghaire–RathdownLodged 5 Mar 2024Extension
- Granted40 m away
Proposed new garden recreation room, incorporating home office and gymnasium to rear garden and all…
26, Glenvar Park, Mount Merrion Avenue, Blackrock, Dublin, A94V8F2
D25B/0435/WEBDún Laoghaire–RathdownLodged 1 Aug 2025Extension
- Granted40 m away
Permission for new single storey and two storey extension to rear and sides involving removal of most of…
26 Glenvar Park, Blackrock, Co Dublin
D18A/0420Dún Laoghaire–RathdownLodged 5 Sept 2018Extension
- Granted40 m away
Permission for development consisting of alterations to roof profile at the side, new first floor window in…
Culmore, Cross Avenue, Blackrock, Co Dublin
D13B/0119Dún Laoghaire–RathdownLodged 11 Apr 2013Alterations
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