Glencairn, Castleknock Road, Dublin 15, D15 RFN1
Rear extension, garage conversion to gym, and boundary wall works.
FW25A/0070E · Fingal County Council · Lodged 26 February 2025
- Reference
- FW25A/0070E
- Authority
- Fingal County Council
- Register status
- Decided
- Type
- Permission
- Received
- 26 February 2025
Summary
AI-generatedThe development consists of a 15.3 sqm rear extension with a shower and boot room, converting an existing garage into a gym with stone cladding, and raising the front boundary wall with decorative railing.
- Floor area
- 15 m²
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
The development will consist of 15.3m2 rear extension which will include a shower room and boot room, with flat roof and stone cladding finishes. Also change of fenestration and finishes to stone cladding for rear elevation of existing garage/storage room to be used as gym and store to the north east, and 250mm raise of existing front retaining boundary wall and install 1200mm decorative railing to match existing gate on top with all the ancillary site works.
Land-use zoning
What this land is zoned for
“Provide for residential development and protect and improve residential amenity”
National zoning type: Existing residential
Objective set by the The Fingal Development Plan 2023 – 2029 (2023–2029). 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 |
|---|---|---|---|
| 58 The Hawthorns Boroimhe Swords, Dublin | Jun 2025 | €387,000 | 55 m |
| 4 Hawthorn Lodge, Castleknock, Dublin 15 | Jan 2026 | €1,500,000 | 180 m |
| 17 Beechpark Ave, Castleknock, Dublin 15 | Mar 2026 | €800,000 | 181 m |
| 11 Beechpark Ave, Castleknock, Dublin 15 | Nov 2025 | €1,175,000 | 183 m |
| 12 Park Drive Court, Castleknock, Dublin 15 | Feb 2026 | €635,000 | 188 m |
| 19 Oak Lawn, Castleknock, Dublin 15 | Sept 2025 | €1,050,000 | 197 m |
| 37 Beechpark Ave, Castleknock, Dublin 15 | Sept 2025 | €1,295,000 | 219 m |
| 11 Hawthorn Lodge, Castleknock, Dublin 15 | Oct 2025 | €1,599,500 | 222 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 received26 February 2025
- Decision due22 April 2025
- Decision issued16 April 2025
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
Permission for the construction of single storey 4.7 sq.m porch
Glencairn, Castleknock Road, Dublin 15
FW14A/0149FingalLodged 27 Nov 2014Extension
- Invalid50 m away
Retention Planning Permission for shed to rear garden with attic storage
St. Anthonys, Castleknock Road, Dublin 15, D15 F5WY
FW25A/0264EFingalLodged 20 Jun 2025Retention
- Granted50 m away
Retention planning permission for shed to rear garden with attic storage and additional single storey shed to…
St Anthonys, Castleknock Road, Dublin 15, D15 F5WY
FW25A/0278EFingalLodged 2 Jul 2025Retention
- Granted50 m away
Retention permission is sought for alterations to approved permission
1A Hawthorn Lawn, Castleknock, Dublin 15, D15 V83P
FW21A/0246FingalLodged 19 Aug 2022Retention
- Refused50 m away
Demolition of existing single storey annex, car port and out-buildings
1 Hawthorn Lawn, Castleknock, Dublin 15
FW17A/0117FingalLodged 10 Jul 2017Demolition
- Granted50 m away
The development will consist of
1 Hawthorn Lawn, Castleknock, Dublin 15
FW18A/0010FingalLodged 18 Jan 2018Alterations
- Granted60 m away
The works will consist of — Two-storey rendered rear extension to existing detached dwelling with internal…
Saint Anne's, Castleknock Road, Castleknock, Dublin 15, D15 W56N
FW23A/0127FingalLodged 8 May 2023Extension
- Granted70 m away
The development will consist of — Demolition of the existing single storey front & rear extensions
4 Hawthorn Lawn, Castleknock, Dublin 15, D15Y52X
FW24A/0108FingalLodged 11 Mar 2024Extension
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
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WEB1473/24Dublin CityLodged 22 Apr 2024
- GrantedRetention
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D08A/1363Dún Laoghaire–RathdownLodged 12 Dec 2008
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WEB2385/26Dublin CityLodged 5 Jun 2026
- GrantedExtension
Development will consist of a proposed new single storey extension to the side & rear of the existing house.…
19, Cappagh Drive, Dublin 11, D11 Y11F
4584/23Dublin CityLodged 4 Oct 2023
- GrantedExtension
The development consists of the conversion of existing garage to a new gym room to the front of dwelling, the…
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3459/20Dublin CityLodged 29 Sept 2020
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