1, Holly Park Avenue, Blackrock, Dublin, A94CC42
Retention of a change of use from guesthouse to residential, a front porch, and a pitched roof.
D25A/0850/WEB · Dun Laoghaire Rathdown County Council · Lodged 7 November 2025
- Reference
- D25A/0850/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 7 November 2025
Summary
AI-generatedThe application seeks retention for changing five first-floor bedrooms from guesthouse to residential use. It also seeks to retain a ground-floor front porch, a revised vehicular entrance gate, a pitched roof replacing a flat roof, and a front drawing room extension.
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 development will consist of the retention change of use of 5 no. First floor bedrooms permitted under dlrd reg. Ref d97a/0075 to change from guesthouse use to residential use, the retention of the ground floor front porch area that comprises of an area of 3.2 sq. M, the retention of revised location of vehicular entrance gate as per planning application dlrd reg. Ref d97a/0075, the retention of revisions to ground floor front roof, changing from a flat roof to a pitched roof, and the retention of the extension of the front drawing room area by 3.1sq. M.
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 |
|---|---|---|---|
| 2 New Park Rd, Hollypark, Blackrock | Jul 2025 | €910,000 | 51 m |
| 2 The Orchard, Newtownpark Ave, Blackrock | Aug 2025 | €1,395,000 | 57 m |
| 1 Dargle Road, Hollypark, Blackrock | Dec 2025 | €851,000 | 116 m |
| Belclare, Newtownpark Ave, Blackrock | Mar 2026 | €990,000 | 123 m |
| 5 Dargle Road, Hollypark, Blackrock | Apr 2026 | €990,000 | 148 m |
| 29 Holly Park Ave, Blackrock, Dublin | May 2025 | €1,010,000 | 164 m |
| Fairfield, Newtownpark Ave, Blackrock | Dec 2025 | €1,205,000 | 176 m |
| Lough Bawn, Newtownpark Ave, Blackrock | Dec 2025 | €1,410,000 | 187 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 received7 November 2025
- Decision due9 January 2026
- Decision issued22 December 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
Permission for development consisting of a single storey front extension, which will accommodate a new…
2, Hollypark Avenue, Blackrock, Co. Dublin
D13B/0324Dún Laoghaire–RathdownLodged 7 Oct 2013Extension
- Granted30 m away
For a garage. [LOCATION] Holly Manor, 1A Holly Park Avenue, Blackrock, Co. Dublin. [LOCATION]
Holly Manor, 1A Holly Park Avenue, Blackrock, Co. Dublin.
D02B/0071Dún Laoghaire–RathdownLodged 18 Feb 2002Extension
- Granted30 m away
Planning permission is sought for changes to previously granted planning permission (planning Ref D22A/0257…
1, New Park Road, Glebe, Blackrock, Co Dublin, A94RF96
D22A/0558Dún Laoghaire–RathdownLodged 3 Aug 2022Alterations
- Granted30 m away
Permission is sought for the demolition of existing side extension (circa 37 m2 gross external area) and the…
1 New Park Road, Glebe, Blackrock, Co. Dublin, A94RF96
D22A/0257Dún Laoghaire–RathdownLodged 13 Apr 2022New dwelling
- Granted30 m away
Single storey extension to rear of existing house, and raised boundary wall to Hollypark Avenue side
1 Newpark Road, Hollypark, Blackrock, Co. Dublin.
D03B/0426Dún Laoghaire–RathdownLodged 5 Jun 2003Extension
- Granted40 m away
Two storey detached dwelling to side of existing house and ancillary works (including vehicular entrance onto…
37, HOLLY PARK AVENUE, BLACKROCK, CO. DUBLIN.
D04A/0977Dún Laoghaire–RathdownLodged 27 Aug 2004New dwelling
- Refused40 m away
Permission is sought for the erection 1 No two storey 3-bedroom dwelling house circa 127 m2 net internal area…
1, New Park Road, Glebe, Blackrock, Co Dublin, A94RF96
D22A/0217Dún Laoghaire–RathdownLodged 30 Mar 2022New dwelling
- Granted50 m away
Permission for development consisting of the demolition of existing porch and garage to front and demolition…
Arcot, Newtownpark Avenue, Blackrock, Co. Dublin
D13B/0223Dún Laoghaire–RathdownLodged 25 Jun 2013Extension
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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The development will consist of; External and internal alterations to improve the standard of guesthouse…
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The development consists of retention of alterations to previously approved development, Planning Register…
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Community
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