St Helen's, York Road, Dun Laoghaire, Co. Dublin, A96Y838
Modifications to a permitted residential development in Dun Laoghaire to alter the unit mix and layout.
D26A/0180/WEB · Dun Laoghaire Rathdown County Council · Lodged 25 February 2026
- Reference
- D26A/0180/WEB
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 25 February 2026
Summary
AI-generatedThe application proposes internal and external modifications to Block A of a previously permitted scheme. Changes include adding a bedroom, creating 3 studio apartments and 1 one-bedroom apartment at lower ground level, and minor site layout adjustments.
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
- Amendments to previously permitted development reg. Ref. D25a/0284/web (acp-322865-25) as follows: (i) internal and external modifications to block a comprising: provision of an additional bedroom at first floor level in the location of the prayer room in the permitted ten-bedroom unit; the provision of 3 no. Studio apartments and 1 no. One-bedroom apartment at lower ground floor level in the location of the permitted four-bedroom apartment; and associated amendments to the east and west elevations at lower ground floor level; (ii) minor modifications to the site layout comprising: an increase in the size of the lower ground floor level terrace to the front of block a; and the provision of an additional external stairs to the front of block a providing access to the lower ground floor level terrace. The proposed amendments result in an overall revised unit mix comprising: 2 no. Two-storey, three-bedroom detached dwelling (unit nos. 1 & 2), 4 no. Three-storey, four-bedroom terraced houses (unit nos. 3
- 6), 1 no. Duplex block comprising 2 no. Two-bedroom apartments (block c), 1 no. Two-storey over basement level block (block b) comprising 2 no. Six-bedroom maisonette units, and 1 no. Three-storey over basement block (block a) comprising 3 no. Studio apartments, 1 no. One-bedroom apartment and 1 no. Eleven-bedroom unit
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 |
|---|---|---|---|
| Ariana House, Knapton Road, Monkstownprice excludes VAT | Sept 2025 | €2,440,529 | 91 m |
| Bixanta, Knapton Road, Dun Laoghaireprice excludes VAT | Jan 2026 | €1,841,410 | 99 m |
| Chiara House, Knapton Road, Monkstownprice excludes VAT | Dec 2025 | €1,585,903 | 101 m |
| 10 Clifton Court, Tivoli Terrace South, Dun Laoghaire | Sept 2025 | €485,000 | 175 m |
| 9 St Johns Park, Glenageary, Dublinnot full market price | Oct 2025 | €700,000 | 176 m |
| Airhill, Tivoli Terrace North, Dun Laoghaire | Jun 2025 | €865,000 | 185 m |
| 44 York Rd, Dun Laoghaire, Dublin | Jul 2025 | €2,207,000 | 211 m |
| 10 Tivoli Close, Dun Laoghaire, Dublin | Mar 2026 | €395,000 | 222 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 received25 February 2026
- Decision due1 May 2026
- Decision issued28 April 2026
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.7 of ACP-322865-25,(Reg Ref No. D25A/0284/WEB)
Lands located at Saint Helens, York Road, Dún Laoghaire, Co. Dublin, A96Y838
D25A/0284/WEB/C2/N&NDún Laoghaire–RathdownLodged 3 Jul 2026Other
- GrantedAt this site
Amendments to previously permitted development Reg. Ref. D25A/0284/WEB (ACP-322865-25) as follows: (i)…
Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838
D26A/0240/WEBDún Laoghaire–RathdownLodged 16 Mar 2026Apartments
- Compliance submissionAt this site
Compliance with Condition No.8 of ACP-322865-25,(Reg Ref No. D25A/0284/WEB)
Lands located at Saint Helens, York Road, Dún Laoghaire, Co. Dublin, A96Y838
D25A/0284/WEB/C1Dún Laoghaire–RathdownLodged 6 Jul 2026Other
- Compliance submissionAt this site
Compliance with Condition No.7 of ACP-322865-25, (Reg Ref No. D25A/0284/WEB)
Lands located at Saint Helens, York Road, Dún Laoghaire, Co. Dublin, A96Y838
D25A/0284/WEB/C1/N&NDún Laoghaire–RathdownLodged 25 May 2026Other
- Awaiting decisionAt this site
Amendments to previously permitted development Reg. Ref. D25A/0284/WEB (ACP-322865-25) as follows: (i) the…
Lands to the Rear of Saint Helen’s, York Road, Dún Laoghaire, Co. Dublin, A96 Y838
D26A/0544/WEBDún Laoghaire–RathdownLodged 17 Jul 2026New dwelling
- GrantedAt this site
(i) demolition of 1 no. greenhouse and 5 no. ancillary shed structures on site, and the removal of existing…
Lands located at Saint Helens, York Road, Dún Laoghaire, Co. Dublin, A96Y838
D25A/0284/WEBDún Laoghaire–RathdownLodged 8 Apr 2025Housing estate
- GrantedAt this site
Amendments to previously permitted development Reg. Ref. D25A/0284/WEB (ACP-322865-25) as follows: (i)…
Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838
D26A/0016/WEBDún Laoghaire–RathdownLodged 14 Jan 2026Housing estate
- WithdrawnAt this site
(i) demolition of 1 no. greenhouse and 4 no. ancillary sheds on site and removal of existing wing wall…
Saint Helens, York Road, Dun Laoghaire, Dublin, A96Y838
D24A/0784/WEBDún Laoghaire–RathdownLodged 30 Sept 2024Housing estate
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedApartments
Amendments to previously permitted development Reg. Ref. D25A/0284/WEB (ACP-322865-25) as follows: (i)…
Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838
D26A/0240/WEBDún Laoghaire–RathdownLodged 16 Mar 2026
- GrantedHousing estate
Alterations to a previously approved development under Reg. Ref. D24A/0260 which related to the construction…
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- GrantedApartments
Permission for modifications to previously granted under planning permission (Reg. Ref. SD23A-0260),…
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Modifications to the design and layout of a previously granted residential development under Planning Reg.…
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2560940WaterfordLodged 19 Dec 2025
- Awaiting decisionApartments
The proposed development consists of: An increase in the total number of residential units from 60 no.…
Lands at Le Rondini, Carrs Lane, Dublin17, D17DY20
F26A/0449EFingalLodged 27 May 2026
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