5 Longford Terrace, Monkstown, Co. Dublin, A Protected Structure
Conservation repairs, internal alterations, and a new rear extension at a protected house in Monkstown.
D21A/0686 · Dun Laoghaire Rathdown County Council · Lodged 28 July 2021
- Reference
- D21A/0686
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 28 July 2021
Summary
AI-generatedThe project involves conservation-based repairs and internal alterations to a protected structure. It includes constructing a new single-storey extension at garden level to the rear and side, alongside creating a new doorway and internal glass stairs.
- 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
Permission for conservation based repair works, internal alterations and construction of new single storey extension at garden level to rear of existing house and to side of existing return comprising (a) new opening to central spine wall at entrance level between existing kitchen and living room, (b) removal of sash window, granite cill and section of masonry wall at entrance level to rear of house thereby forming new doorway with new internal glass stairs down to proposed extension at gard...
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 |
|---|---|---|---|
| 10 Longford Terrace, Monkstown, Dublin | Aug 2025 | €4,025,000 | 49 m |
| 15a The Mews, Longford Terrace, Monkstown | Dec 2025 | €800,000 | 98 m |
| 74 Monkstown Road, Monkstown, Co Dublin | Jan 2026 | €2,695,000 | 128 m |
| 9 Clifton Lane, Monkstown, Dublin | May 2026 | €1,200,000 | 151 m |
| Apt 10 - Salthill, Monkstown, Blackrock | Apr 2026 | €905,000 | 152 m |
| 66 Monkstown Rd, Monkstown, Dublin | Oct 2025 | €1,510,000 | 153 m |
| 9 Clifton Terrace, Monkstown, Dublin | May 2026 | €4,700,000 | 156 m |
| 13 Salthill Apts, Monkstown, Co Dublin | May 2025 | €595,000 | 161 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 received28 July 2021
- Decision issued17 September 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Exempt — no permission neededAt this site
Change of use from office use back to three bed residential apartment. No other changes to be made. Office…
Lower Ground Floor, 4, Longford Terrace, Monkstown, Co. Dublin, A94YK61 (A Protected Structure)
REF7726Dún Laoghaire–RathdownLodged 26 May 2026Change of use
- GrantedAt this site
Planning permission is sought for a change of use, from office to residential, for the basement apartment in…
Basement Flat, 4, Longford Terrace, Monkstown, Co. Dublin
D11A/0532Dún Laoghaire–RathdownLodged 24 Nov 2011Change of use
- GrantedAt this site
Construction of a single storey extension to the rear containing a sunroom, and the introduction of two new…
6, Longford Terrace, Monkstown, Co. Dublin
D08A/0431Dún Laoghaire–RathdownLodged 17 Apr 2008Extension
- GrantedAt this site
Permission for development consisting of: increase the width of the existing driveway from 2.6m to 3.7m;…
6, Longford Terrace, Monkstown, Co. Dublin
D13A/0641Dún Laoghaire–RathdownLodged 12 Mar 2014Alterations
- Exempt — no permission neededAt this site
Permission is sought for single glazed sash windows to be replaced with double glazed timber sash windows.…
7, Longford Terrace, Dun Laoghaire, Monkstown, Dublin, A94C640
REF3924Dún Laoghaire–RathdownLodged 24 Apr 2024Alterations
- GrantedAt this site
Permission is sought to widen the existing opening, remove the existing gates and adjust the crossover. A…
7, Longford Terrace, Monkstown, Co. Dublin
D12A/0177Dún Laoghaire–RathdownLodged 24 Jul 2012Alterations
- GrantedAt this site
Permission is sought to reverse D99A/0701 and to change the use of basement and ground floors back to…
7, Longford Terrace, Monkstown, Co. Dublin
D10A/0568Dún Laoghaire–RathdownLodged 15 Oct 2010Change of use
- Granted30 m away
Permission for works at basement apartment of no. 2, Longford Terrace, Monkstown, Co. Dublin (A protected…
Basement apartment, 2, Longford Terrace, Monkstown, Co. Dublin
D09A/0626Dún Laoghaire–RathdownLodged 24 Aug 2009Alterations
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Permission for conservation based refurbishment works, alterations and extension. The works will consist of:…
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- GrantedExtension
Permission for: Works to alter and extend the existing 3 storey house, a protected structure, including: (a)…
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D20A/0123Dún Laoghaire–RathdownLodged 17 Feb 2020
- GrantedExtension
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D20A/0187Dún Laoghaire–RathdownLodged 14 Sept 2020
- GrantedExtension
Permission is sought for A) The removal of the existing rear conservatory at ground floor level , B) The…
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D20A/0484Dún Laoghaire–RathdownLodged 13 Nov 2020
- GrantedAlterations
Permission for proposed development consisting of restoration, refurbishment and extension to existing two…
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D19A/0910Dún Laoghaire–RathdownLodged 4 Feb 2020
- GrantedAlterations
Permission for; removal of existing non-original conservatory extension (18.5 sqm) and construction of new…
Belmont House, The Hill, Monkstown, Co Dublin (A Protected Structure)
D15A/0376Dún Laoghaire–RathdownLodged 4 Jun 2015
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