35, North Avenue, Mount Merrion, Blackrock, Co Dublin
Retention of an attic conversion used as a bedroom with four rear rooflights.
D20B/0375 · Dun Laoghaire Rathdown County Council · Lodged 20 November 2020
- Reference
- D20B/0375
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 20 November 2020
Summary
AI-generatedRetention permission is sought for an attic conversion that has been converted into a bedroom. The development includes four Velux-type windows to the rear of the property and associated site works.
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
Retention permission for development at this site. The development will consist/consists of: planning retention permission is sought for attic conversion for bedroom with 4 no velux type windows to rear and associated site works
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 |
|---|---|---|---|
| 33 North Avenue, Mount Merrion, Blackrock | Sept 2025 | €2,365,000 | 7 m |
| 19 Cypress Road, Mount Merrion, Dublin | Jun 2026 | €1,210,000 | 97 m |
| 9 Cypress Road, Mount Merrion, Co Dublin | Jun 2026 | €1,230,000 | 105 m |
| 32 St Thomas Rd, Mount Merrion, Dublin | Mar 2025 | €1,900,000 | 166 m |
| 45 Greenfield Rd, Mount Merrion, Dublin | Nov 2025 | €1,390,000 | 170 m |
| 14 Mather Rd North, Mount Merrion, Dublin | Jan 2026 | €1,845,000 | 189 m |
| 55 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Nov 2025 | €1,585,903 | 196 m |
| 56 Wilson Road, Mount Merrion, Blackrockprice excludes VAT | Apr 2026 | €1,475,771 | 196 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 November 2020
- Decision issued18 January 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- WithdrawnAt this site
For demoilition of existing c.29 sq.m. garage and kitchen and construction of a ground floor extension, first…
33, North Avenue, Mount Merrion, Co. Dublin
D06A/0510Dún Laoghaire–RathdownLodged 11 Apr 2006Extension
- GrantedAt this site
Demolition and reconstruction of existing 32 sq.m garage and kitchen; and construction of a ground floor and…
33, North Avenue, Mount Merrion, Co. Dublin
D06A/1181Dún Laoghaire–RathdownLodged 5 Dec 2006Extension
- GrantedAt this site
Permission for demolition of single storey garage and kitchen to side, erection of new double storey…
33, North Avenue, Mount Merrion, Co. Dublin
D13A/0119Dún Laoghaire–RathdownLodged 15 Mar 2013Extension
- Granted30 m away
Permission is sought for single storey extensions to front and rear, single storey and part two storey…
39, North Avenue, Mount Merrion, Co Dublin
D07A/0421Dún Laoghaire–RathdownLodged 30 Mar 2007Extension
- Granted50 m away
Permission is sought for modification of a semi-detached dwelling by constructing a two storey extension with…
18, Cypress Road, Mount Merrion, Co. Dublin
D16B/0514Dún Laoghaire–RathdownLodged 15 Dec 2016Extension
- Granted50 m away
Permission for the construction of two single storey extensions to the rear of the house (20 sq m total),…
43 North Avenue, Mount Merrion, Co. Dublin
D19A/0596Dún Laoghaire–RathdownLodged 15 Aug 2019Extension
- Granted50 m away
Single storey extension to the rear, two storey with attic extension to the side to provide for a reception…
22, Cypress Road, Mount Merrion, Co. Dublin
D06A/1560Dún Laoghaire–RathdownLodged 1 Nov 2006Extension
- Granted60 m away
Planning permission for the demolition of existing single storey garage and kitchen extension to the side…
14 Cypress Road, Mount Merrion, Blackrock, County Dublin, A94H3N8
D22A/0517Dún Laoghaire–RathdownLodged 15 Jul 2022Extension
Related developments
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RETENTION : Retention permission for the conversion of the attic room to habitable use, to include a dormer…
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