No. 7 Sydenham Mews, Dun Laoghaire, Co. Dublin A96 PW42
Retention of two first-floor rear windows at a property in Dun Laoghaire.
D20A/0456 · Dun Laoghaire Rathdown County Council · Lodged 30 June 2020
- Reference
- D20A/0456
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission for Retention
- Received
- 30 June 2020
Summary
AI-generatedRetention permission is sought to retain two recently formed first-floor windows on the rear elevation of No. 7 Sydenham Mews.
- 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
Permission for retention is sought to retain 2 no. Recently formed new first floor windows to the rear elevation.
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 |
|---|---|---|---|
| The Coach House, Sydenham Mews, Corrig Avenue | Jan 2026 | €750,000 | 9 m |
| 10 Corrig Ave, Dun Laoghaire, Dublin | Nov 2025 | €1,286,250 | 43 m |
| 34 Northumberland Avenue, Dunlaoughaira, Co Dublin | Dec 2025 | €1,900,000 | 89 m |
| 5 Brook House, Corrig Avenue, Dun Laoghaire | Aug 2025 | €450,000 | 98 m |
| Apartment 2, Brook House, Corrig Avenue | Feb 2025 | €462,000 | 98 m |
| 15 Northumberland Ave, Dun Laoghaire, Dublin | May 2025 | €1,250,000 | 105 m |
| 3 Dungar Terrace, Dun Laoghaire, Co. Dublin | Nov 2025 | €950,000 | 113 m |
| 8 Northumberland Ave, Dun Laoghaire, Dublin | Feb 2025 | €1,100,000 | 120 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 received30 June 2020
- Decision issued24 August 2020
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
Internal alterations and external modifications to existing front elevation including a) relocation of ground…
7, Sydenham Mews, Dun Laoghaire, Co. Dublin
D05B/0665Dún Laoghaire–RathdownLodged 6 Sept 2005Alterations
- GrantedAt this site
Permission is sought for a Change of use of `Office Use` to `Single Family Residential Use`. The works are to…
8 Corrig Avenue, Dun Laoghaire, Co Dublin A96 W6X6 (A Protected Structure)
D19A/0991Dún Laoghaire–RathdownLodged 18 Dec 2019Change of use
- GrantedAt this site
Permission is sought for refurbishment and alteration works to include; (A) Front facade: Repair, restoration…
8, Corrig Avenue, Dun Laoghaire, Dublin, A96W6X6 ( A Protected Structure)
D21A/1103Dún Laoghaire–RathdownLodged 10 Dec 2021Alterations
- GrantedAt this site
Change of Office Use to Single Family Residential Use. The works are to include minor interior ancillary…
9 Corrig Avenue, Dun Laoghaire, Dublin, A96V6H3 A Protected Structure
D23A/0069Dún Laoghaire–RathdownLodged 3 Feb 2023Change of use
- GrantedAt this site
Proposed external alterations to include alterations to existing opes to rear at lower ground and upper…
9, Corrig Avenue, Dun Laoghaire, Dublin, A96V6H3
D23A/0536Dún Laoghaire–RathdownLodged 7 Nov 2023Alterations
- Part granted, part refusedAt this site
Installation of roof mounted solar PV panels fitted to existing roof on front (South facing) and side (west…
9, Corrig Avenue, Dun Laoghaire, Co Dublin
D24A/0336/WEBDún Laoghaire–RathdownLodged 15 May 2024Alterations
- Refused30 m away
Permission to construct an extension and carry out renovations to existing dwelling, consisting of a kitchen…
4 Sydenham Mews, Dún Laoghaire, Co Dublin
D15B/0181Dún Laoghaire–RathdownLodged 21 May 2015Extension
- Part granted, part refused30 m away
Permission to construct an extension and carry out renovations to existing dwelling consisting of a kitchen…
4, Sydenham Mews, Dun Laoghaire, Co. Dublin
D15B/0383Dún Laoghaire–RathdownLodged 7 Mar 2016Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedRetention
Permission for development which consists of : retention for two first floor windows to the side elevation at
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- RefusedRetention
Permission is sought for retention of window at first floor, revised dormer window structure at second floor,…
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D12A/0076Dún Laoghaire–RathdownLodged 28 Feb 2012
- GrantedRetention
Permission for the retention of windows to front elevation of dwelling, and retention of extension to rear of…
Lower Hilltown, Carrigaline, Co. Cork,
225328corkLodged 8 Jun 2022
- GrantedRetention
RETENTION: Retention permission of a rear first floor extension, a new window and increase in size of an…
3 Clontarf Park, Dublin 3, D03 X950
3257/20Dublin CityLodged 27 Aug 2020
- GrantedRetention
RETENTION: Retention planning permission is sought for two windows in the rear return stairwell and all…
66, Frankfort Avenue, Rathgar, Dublin 6
2373/19Dublin CityLodged 27 Feb 2019
- GrantedRetention
Permission for Retention for existing opaque circular window (750mm diameter) at first floor level in side…
8, Carrickmines Little, Brighton Road, Foxrock, Dublin 18
D14B/0048Dún Laoghaire–RathdownLodged 24 Feb 2014
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