23 Mount Prospect Avenue, Clontarf, Dublin 3
Extension and alterations to a house, including kitchen changes, window modifications, and widening the driveway.
WEB1008/26 · Dublin City Council · Lodged 5 January 2026
- Reference
- WEB1008/26
- Authority
- Dublin City Council
- Register status
- Appealed
- Type
- Permission
- Received
- 5 January 2026
Summary
AI-generatedThe development consists of a rear kitchen and dining extension with a flat roof and rooflights, relocating a ground floor bedroom wall, internal floor level adjustments, replacing a first-floor bathroom with a bedroom under a new pitched roof, and widening the front vehicular entrance.
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 sought for: (i) on the south elevation: extension and alterations to existing kitchen/dining/conservatory area with glazed doors/windows opening to rear, incorporating a parapet wall with flat roof with 2 no. Rooflights, (ii) brick external finish to rear elevation of this proposed extension. (iii) relocate the stepped back ground floor level bedroom wall and window forward to align with the first floor level facade and in line with neighbouring properties (iv) at present, the floor level is stepped internally throughout. We propose that the finished floor level is 200mm above the external ground level, with the removal of one porch step. (v) remove coin stones from the first floor façade between bedroom 4 and bathroom. (vi) install a rooflight on the north-east facing roof slope (bedroom 4). (vii) at first floor, replace the rear bathroom with a bedroom in the same position, increase floor to ceiling height and install a pitched roof, (viii) with changes to windows (ix) with widening of front vehicular entrance, (x) with associated site works, and connections to existing services.
Land-use zoning
What this land is zoned for
“To protect, provide and improve residential amenities.”
National zoning type: Existing residential
Objective set by the 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 |
|---|---|---|---|
| 13 Mount Prospect Ave, Clontarf, Dublin 3 | Jun 2025 | €999,950 | 54 m |
| 22 Vernon Park, Clontarf, Dublin 3 | Sept 2025 | €815,000 | 68 m |
| 21 Vernon Park, Clontarf, Dublin 3 | May 2025 | €828,000 | 73 m |
| 47 Mount Prospect Ave, Clontarf, Dublin 3 | Jan 2026 | €2,500,000 | 122 m |
| 39 Vernon Heath, Clontarf, Dublin 3 | May 2025 | €1,100,000 | 140 m |
| Apt 40, Belgrove Park, Mount Prospect Ave Dublin 3 | Jun 2026 | €515,000 | 140 m |
| 53 Vernon Park, Clontarf, Dublin 3 | Feb 2026 | €820,000 | 141 m |
| Apt 33 Belgrove Park, Mt Prospect Lawns, Mt Prospect Ave Dublin 3 | Oct 2025 | €476,000 | 143 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 received5 January 2026
- Decision due27 February 2026
- Decision issued25 February 2026
- Appeal submitted24 March 2026
- Appeal decided16 June 2026
- Permission expiry7 August 2031
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- Part granted, part refusedAt this site
EXPP — Replacement of the existing rear conservatory with a squared-off, energy-efficient single-storey…
23, Mount Prospect Avenue, Clontarf, Dublin 3
0188/25Dublin CityLodged 6 May 2025Extension
- Granted40 m away
The development will consist of the demolition of an existing rear single storey extension and garage and the…
31 Mount Prospect Avenue, Clontarf, Dublin 3, D03 EV20
WEB2420/25Dublin CityLodged 18 Jun 2025Extension
- Granted50 m away
The development will comprise of: (i) conversion of the existing garage to habitable accommodation; (ii)…
24, Vernon Park, Clontarf, Dublin 3
WEB2783/25Dublin CityLodged 30 Jul 2025Extension
- Granted60 m away
Garage conversion for extended living. Single-storey extension to the front and side. Two-storey extension to…
11, Mount Prospect Avenue, Dublin 3 D03 HE65
WEB1773/23Dublin CityLodged 14 Sept 2023Extension
- Invalid60 m away
Garage conversion for extended living. Single-storey extension to the front and side. Two-story extension to…
11, Mount Prospect Avenue, Dublin 3 D03 HE65
WEB1744/23Dublin CityLodged 4 Sept 2023Extension
- Withdrawn70 m away
Planning Permission is sought for works to the existing two storey detached dwelling at 14A Mount Prospect…
14A, Mount Prospect Avenue, Clontarf East, Dublin 3
WEB2705/24Dublin CityLodged 12 Dec 2024Extension
- Granted80 m away
(i) demolition of the external storage area at the side/rear of the dwelling; (ii) construction of a single…
14A, Mount Prospect Avenue, Dublin 3
WEB5740/25Dublin CityLodged 19 Nov 2025Extension
- Granted80 m away
The development will comprise of the demolition of the existing side extension and rear conservatory (58…
34, Vernon Park, Clontarf, Dublin 3, D03 XW63
WEB2314/24Dublin CityLodged 17 Oct 2024Extension
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