21 Longford Terrace, Monkstown, Co Dublin (A Protected Structure)
Change of use from office and basement apartment to a single family home at a protected structure in Monkstown.
D14A/0330 · Dun Laoghaire Rathdown County Council · Lodged 27 May 2014
- Reference
- D14A/0330
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 27 May 2014
Summary
AI-generatedThe application seeks to convert the property from an office and basement apartment into a single family home. Works include removing 20th-century walls and floors, conservation of the roof and interior/exterior, and reinstating a staircase.
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 change of use from office and basement apartment to a single dwelling unit (in order to form a single family home over all levels). Allow for the removal of 20th century walls in house and 20th century floor on second floor; conservation works to the roof and interior and exterior of the house and interior renovation; reinstatement of staircase from ground to basement floor; enlargement of arch in basement hall; new doors to store beneath front steps; two new hardwood glass sc...
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 5 September 2014.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| Longford Lodge, 25 Monkstown Crescent, Monkstown Blackrock | Mar 2026 | €1,350,000 | 48 m |
| 15a The Mews, Longford Terrace, Monkstown | Dec 2025 | €800,000 | 83 m |
| Apt 69 Salthill, Block C, Monkstown | Jun 2025 | €800,000 | 89 m |
| 21 Salthill Apts, Monkstown, Dublin | Mar 2025 | €1,050,000 | 93 m |
| Apt 32 Salthill, Seapoint Ave, Blackrock | Feb 2025 | €630,000 | 99 m |
| 13 Salthill Apts, Monkstown, Co Dublin | May 2025 | €595,000 | 100 m |
| Apt 17, Salthill Apts, Monkstown | Oct 2025 | €610,000 | 100 m |
| Apt 10 - Salthill, Monkstown, Blackrock | Apr 2026 | €905,000 | 103 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 received27 May 2014
- Decision issued18 July 2014
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
The development will include the change of use of the basement and ground floors from commercial to…
24, Longford Terrace, Monkstown, Co. Dublin
D05A/0880Dún Laoghaire–RathdownLodged 11 Jul 2005Change of use
- Refused30 m away
Planning Permission for (i) removal of the existing ground floor workshop, wall sections at ground and first…
21, Monkstown Crescent, Monkstown, Blackrock, Dublin, A94ED95
D23A/0033Dún Laoghaire–RathdownLodged 18 Jan 2023Apartments
- Granted30 m away
Permission is sought for the (i) removal of the existing ground floor workshop, wall sections at ground and…
21 Monkstown Crescent (to the immediate south of the Protected Structure at 21 Longford Terrace), Monkstown, Co. Dublin, A94 ED95
D23A/0488Dún Laoghaire–RathdownLodged 23 Oct 2023Apartments
- Granted40 m away
Permission for the refurbishment and alteration of the existing 3-storey over basement, terraced existing…
17 Longford Terrace, Monkstown, Co Dublin A94 Y478 (A Protected Structure)
D19A/0023Dún Laoghaire–RathdownLodged 15 Jan 2019Alterations
- Invalid40 m away
Retention of existing roof plant & modification to the plant arrangement and positioning, existing kitchen…
Cinnamon Restaurant, 23, The Crescent, Monkstown
D20A/0895Dún Laoghaire–RathdownLodged 3 Dec 2020Retention
- Withdrawn40 m away
Retention of existing roof plant & modification to the plant arrangement and positioning, existing kitchen…
Cinnamon Restaurant, 23, The Crescent, Monkstown
D21A/0106Dún Laoghaire–RathdownLodged 10 Feb 2021Retention
- Granted40 m away
Permission for development, (which lies within the attendant grounds of a Protected Structure, not within the…
21 Monkstown Crescent, Monkstown, Co Dublin A94 ED95
D19A/0247Dún Laoghaire–RathdownLodged 26 Jul 2019Change of use
- Granted40 m away
A single storey rear extension to existing retail unit to provide for extended retail area on behalf of the…
23, The Crescent, Monkstown, Co. Dublin
D04A/0586Dún Laoghaire–RathdownLodged 27 May 2004Commercial
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedChange of use
Permission for Change of Use from office to residential on ground and first floor as a separate family…
43 Northumberland Avenue, Dún Laoghaire, Co Dublin
D15A/0847Dún Laoghaire–RathdownLodged 22 Dec 2015
- GrantedChange of use
PROTECTED STRUCTURE: Permission is sought for change of use of basement office to 1 bed apartment with two…
3 Mount Street Upper, Dublin 2
3823/22Dublin CityLodged 26 Apr 2022
- GrantedChange of use
PROTECTED STRUCTURE: Permission for change of use from commercial to residential for a single family…
66, Mountjoy Square West, Dublin 1, D01 V0P4
4471/22Dublin CityLodged 13 Jul 2022
- GrantedChange of use
Permission for development consisting of the following: (i) Change of Use from two storey over basement…
Beauparc House, 65, Monkstown Road, Monkstown, Co Dublin
D13A/0615Dún Laoghaire–RathdownLodged 21 Nov 2013
- GrantedChange of use
Change of use from multi occupancy dwelling to single family dwelling and construction work to include: a)…
46, Belgrave Square West, Monkstown, Dublin, A94FT88 (A Protected Structure)
D25A/0577/WEBDún Laoghaire–RathdownLodged 21 Jul 2025
- GrantedChange of use
PROTECTED STRUCTURE: Permission for change of use from office use over garden level apartment to single…
70, Waterloo Road, Dublin 4 D04 C796
2619/21Dublin CityLodged 20 Apr 2021
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