Mannford, Seafield Avenue, Monkstown, Blackrock, Dublin, A94D9K6
Extensions and alterations to a house in a conservation area, including widening the driveway entrance.
D24A/0357 · Dun Laoghaire Rathdown County Council · Lodged 23 May 2024
- Reference
- D24A/0357
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 23 May 2024
Summary
AI-generatedThe project includes a single-story side extension, demolition of a rear toilet, and a single-story rear extension for two bedrooms. It also proposes window alterations, changing roof tiles to natural slate, removing chimneys, and widening the vehicular entrance within an Architectural Conservation Area.
- Storey
- 1
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
Construction of a single storey extension on the north side to comprise two ensuites and a walk in wardrobe, the demolition of a toilet at the rear, the construction of a single storey extension of two rear facing bedrooms and a bathroom. The change of the two front curved bay windows to square bay windows. Alterations of the windows on the south elevation. Change of the red clay roof tiles to natural black slates. The removal of the chimneys. The widening of the vehicular entrance to 3.5m and associated site development works. Located in an architectural conservation area.
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.
Built — construction complete
A commencement notice records works starting on 19 December 2024.
Notified floor area: 137.85 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| Victoria Lodge, 9 Seafield Ave, Monkstown | Jan 2025 | €2,420,000 | 75 m |
| Basement Apt, 19 Belgrave Square, Monkstown | Jan 2025 | €1,121,544 | 113 m |
| 18 Belgrave Sq North, Monkstown, Dublin | Sept 2025 | €2,120,000 | 120 m |
| 27 Belgrave Sq East, Monkstown, Dublin | Mar 2025 | €2,460,000 | 123 m |
| Ambar Lodge, Albany Avenue, Monkstown | Jun 2026 | €3,500,000 | 147 m |
| 4 Brighton Lane, Monkstown, Dublinnot full market price | Feb 2026 | €14,258 | 167 m |
| 54 Monkstown Road, Blackrock, Co Dublin | Feb 2025 | €2,620,000 | 174 m |
| 1beauparc Downs, Monkstown Valley, Monkstown | Dec 2025 | €400,000 | 190 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 received23 May 2024
- Decision due17 July 2024
- Decision issued17 July 2024
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- InvalidAt this site
Demolition of the dwelling, retention of the existing detached garage, construction of a single-story…
Mannford, Seafield Avenue, Monkstown, Blackrock, Dublin, A94D9K6
D25A/0368/WEBDún Laoghaire–RathdownLodged 8 May 2025New dwelling
- InvalidAt this site
Retention of the demolition of the dwelling, retention of the existing detached garage, construction of a…
Mannford, Seafield Avenue, Monkstown, Blackrock, Dublin, A94D9K6
D25A/0496/WEBDún Laoghaire–RathdownLodged 23 Jun 2025Retention
- GrantedAt this site
Retention of the demolition of the dwelling, retention of the existing detached garage, construction of a…
Mannford, Seafield Avenue, Monkstown, Blackrock, Dublin, A94D9K6
D25A/0511/WEBDún Laoghaire–RathdownLodged 30 Jun 2025Retention
- Granted50 m away
Permission for Change of Use of existing mews building (which is a Protected Structure) from garden store to…
Existing Mews (Protected Strucutre) within the curtilage of Albany House, Albany Avenue, Monkstown, Co Dublin (A Protected Structure)
D18A/1192Dún Laoghaire–RathdownLodged 5 Apr 2019Change of use
- Refused50 m away
Permission for removal of existing raised terrace and construction of new three storey extension to rear…
Seafield Lodge, Seafield Avenue, Monkstown, Co. Dublin
D10A/0666Dún Laoghaire–RathdownLodged 6 Dec 2010Extension
- Granted50 m away
Permission is sought for the following (a protected structure): Removal of existing raised terrace and…
Seafield Lodge, Seafield Avenue, Monkstown, Co. Dublin
D12A/0190Dún Laoghaire–RathdownLodged 17 May 2012Extension
- Granted60 m away
Planning permission is sought for (a) demolition of existing ground floor dining room extension to rear,…
Eglinton Lodge, 6, Seafield Avenue, Monkstown, Co. Dublin
D11A/0082Dún Laoghaire–RathdownLodged 22 Feb 2011Extension
- Granted60 m away
Retention permission sought for the following works — Ensuite bathroom added to bedroom at first floor level
Albany House, Albany Avenue, Monkstown, Co. Dublin
D10A/0160Dún Laoghaire–RathdownLodged 23 Mar 2010Retention
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- RefusedExtension
A ground & first floor extension to the side and rear. The proposed development is located in an…
Rathbarry, Silchester Road, Glenageary, Dublin, A96C8C0
D25A/0479/WEBDún Laoghaire–RathdownLodged 16 Jun 2025
- GrantedExtension
Construction of a 2 storey extension to the rear (north), a single storey extension to the side (west),…
No. 21 Rossa Avenue, Rosscarbery, Co. Cork,
20706corkLodged 3 Dec 2020
- Awaiting decisionExtension
Internal alterations and renovations: construction of a single storey rear extension with flat roof (8sqm);…
Tallyho, Main Street, Castletownshend, Co. Cork
22494corkLodged 29 Jul 2022
- GrantedExtension
To alter and extend an existing dwelling along with associated site work at the above address. The works…
Flag Road , Leagard South , Miltown Malbay
17118ClareLodged 20 Feb 2017
- GrantedExtension
Alterations to existing side extension including: the addition of 2 bay windows to front elevation with…
121, Fortfield Road, Terenure, Dublin 6W
SD17B/0262South DublinLodged 25 Jul 2017
- InvalidExtension
Construction of a new single storey extension to the rear of the existing dwelling with pitched tiled roof;…
7, Idrone Close, Dublin 16
SD21B/0642South DublinLodged 21 Dec 2021
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.