Rear Garden, No. 3, Seapoint Avenue, Blackrock, Co. Dublin
Construction of three detached two-storey houses in a rear garden with associated parking and access.
D26A/0029 · Dun Laoghaire Rathdown County Council · Lodged 20 January 2026
- Reference
- D26A/0029
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- In progress
- Type
- Permission
- Received
- 20 January 2026
Summary
AI-generatedThe proposed development consists of building three detached, flat-roofed residential dwellings in the rear garden of an existing house. Houses A and B will be four-bedroom units, while House C will be a three-bedroom unit, all with private gardens and parking.
- Residential units
- 3
- Storeys
- 2
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
(i) the construction of 3 no. Detached, flat-roof, residential dwellings (houses a, b and c) to the rear of the existing dwelling at no. 3 seapoint avenue, blackrock, co. Dublin. Houses a and b will each comprise two-storey, four-bedroom dwellings, and house c will comprise a two-storey, three-bedroom dwelling, ail with associated private open space in the form of rear garden areas; (ii) the provision of 1 no. On-curtilage car parking space per dwelling; (iii) a new shared vehicular access dr...
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 |
|---|---|---|---|
| 3 Seapoint Ave, Blackrock, Dublin | Sept 2025 | €2,315,000 | 14 m |
| 30 Newtown Ave, Blackrock, Dublin | Apr 2025 | €880,000 | 77 m |
| 7 Temple Park Ave, Blackrock, Dublin | Jun 2026 | €1,440,000 | 79 m |
| 25 Maretimo Gardens East, Blackrock, Dublin | Jul 2025 | €1,742,710 | 139 m |
| 14 Seapoint Court, Temple Crescent, Blackrock | Aug 2025 | €580,000 | 156 m |
| 11 Seapoint Court, Blackrock, Co Dublinnot full market price | Mar 2026 | €19,296 | 156 m |
| St Marys, Tobernea Terrace, Seapoint Ave | Feb 2026 | €620,000 | 160 m |
| 7 Seapoint Court, Temple Crescent, Blackrock | May 2025 | €530,000 | 165 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 received20 January 2026
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 consists of — Demolition of existing flat roof side extensions and rear glazed conservatory
3, Seapoint Avenue, Blackrock, County Dublin, A94X0P8
D25B/0507Dún Laoghaire–RathdownLodged 15 Sept 2025Extension
- Exempt — no permission neededAt this site
3 Dwellings
Rear Garden, No. 3, Seapoint Avenue, Blackrock, Co. Dublin, A94X0P8
V/004/26Dún Laoghaire–RathdownLodged 20 Jan 2026
- Granted30 m away
Permission is sought to install a ventilation stack for an underground natural gas installation
Newtown Avenue, Blackrock, Co. Dublin
D12A/0532Dún Laoghaire–RathdownLodged 2 Apr 2013Infrastructure
- Granted30 m away
Permission is sought for a single storey domestic extension to the south side (to replace garage) and to part…
Ard Mhuire, 34, Newtown Avenue, Blackrock, Co. Dublin
D16B/0185Dún Laoghaire–RathdownLodged 3 May 2016Extension
- Refused30 m away
Demolition of the existing two storey dwelling and construction of 4 no. two and a half storey over basement…
Ard Mhuire, Newtown Avenue, Blackrock, Co. Dublin
D08A/0719Dún Laoghaire–RathdownLodged 24 Jun 2008Housing estate
- Refused30 m away
Demolition of existing 2 storey house, and replacement with a 3 storey block of 9 no. apartments over…
Ard Mhuire, Newtown Avenue, Blackrock, Co. Dublin.
D02A/0003Dún Laoghaire–RathdownLodged 3 Jan 2002Apartments
- Granted30 m away
For demolition of the existing two storey dwelling and construction of 4 no. three-storey-over-basement four…
Ard Mhuire, Newtown Avenue, Blackrock, Co. Dublin
D04A/0779Dún Laoghaire–RathdownLodged 16 Aug 2005Housing estate
- Refused40 m away
Permission for the construction of a 3 storey 1-bedroom duplex dwelling, proposed parking, landscaping and…
Rear of, 1A, Seapoint Avenue
D21A/0612Dún Laoghaire–RathdownLodged 30 Jun 2021New dwelling
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- InvalidNew dwelling
Demolition of exsiting garage and construction of a new 2 storey house in the garden to the side of the…
48 Seapoint Avenue, Blackrock, Co. Dublin.
D02A/0690Dún Laoghaire–RathdownLodged 10 Jul 2002
- RefusedNew dwelling
Permission for the construction of a 3 storey 1-bedroom duplex dwelling, proposed parking, landscaping and…
Rear of, 1A, Seapoint Avenue
D21A/0612Dún Laoghaire–RathdownLodged 30 Jun 2021
- RefusedHousing estate
Permission for demolition of existing two storey detached dwelling and construction of 4 no. detached two…
20-24 Glenart Avenue, Blackrock, Co Dublin
D14A/0487Dún Laoghaire–RathdownLodged 29 Jul 2014
- GrantedNew dwelling
Permission for development consisting of a part two storey / part single storey dwelling house, new vehicular…
Frascati Park, Blackrock, Co. Dublin
D11A/0037Dún Laoghaire–RathdownLodged 26 Jan 2011
- RefusedNew dwelling
Permission for development consisting of a new two storey dwelling house, new vehicular entrance gates to the…
Site at Frascati Park, Blackrock, Co. Dublin (bounding Woodburn,Sydney Avenue,Aishling and no 38 Frascati Park)
D10A/0579Dún Laoghaire–RathdownLodged 21 Oct 2010
- RefusedNew dwelling
New dwelling to the east of existing dwelling at 48 Seapoint Avenue to be known as 48a Seappoint Avenue. The…
48A, Seapoint Avenue, Blackrock, Co. Dublin.
D08A/0409Dún Laoghaire–RathdownLodged 10 Apr 2008
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