33, Dollymount Avenue, Dublin 3
Construction of a single-storey rear extension and retention of an existing garden room.
WEB1167/21 · Dublin City Council · Lodged 24 February 2021
- Reference
- WEB1167/21
- Authority
- Dublin City Council
- Register status
- Decided
- Type
- Permission
- Received
- 24 February 2021
Summary
AI-generatedThe application seeks permission for a new single-storey extension to the rear of the house. It also seeks retention permission for an existing single-storey garden room located in the rear garden.
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 & retention: permission sought for the following development at 33, dollymount ave, clontarf, dublin 3, vis:- proposed (a) single-storey extension to rear, & (b) retention permission sought for an existing single-storey garden room, to rear garden, for fiona & john o'byrne.
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.
Built — construction complete
A commencement notice records works starting on 2 February 2022.
Notified floor area: 4.92 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 30 Dollymount Ave, Clontarf, Dublin 3 | Nov 2025 | €1,500,000 | 62 m |
| 36dollymountpark, Clontarf, Dublin 3 | Dec 2025 | €680,000 | 155 m |
| 32 Dollymount Park, Clontarf, Dublin 3 | Dec 2025 | €660,000 | 189 m |
| 30 Dollymount Park, Clontarf, Dublin 3 | Apr 2025 | €810,000 | 191 m |
| 73 Dollymount Ave, Clontarf, Dublin 3 | Jun 2025 | €795,000 | 193 m |
| 85 Dollymount Park, Clontarf, Dublin 3 | Sept 2025 | €750,000 | 228 m |
| 2 Rinn Na Mara, Doyles Lane, Clontarf Rd Dublin 3 | Aug 2025 | €610,000 | 233 m |
| 1 The Mews, Dollymount Ave, Clontarf Dublin 3 | May 2025 | €630,000 | 237 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 received24 February 2021
- Decision due20 April 2021
- Decision issued20 April 2021
- Grant issued3 June 2021
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 consist of removal of the existing garage to side of house and the addition of a new…
31, Dollymount Avenue, Clontarf, Dublin 3
WEB5157/21Dublin CityLodged 30 Nov 2021Extension
- InvalidAt this site
The development will consist of removal of the existing garage to side of house and the addition of a new…
31, Dollymount Avenue, Clontarf, Dublin 3
WEB5152/21Dublin CityLodged 29 Nov 2021Extension
- GrantedAt this site
The development will consist of alterations to existing two storey four bedroom semi-detached dwelling…
37, Dollymount Avenue, Clontarf, Dublin 3
3457/19Dublin CityLodged 10 Jul 2019Extension
- Granted40 m away
Attic conversion with dormer window and velux roof window at rear. Remove existing hipped roof and replace…
25 Dollymount Avenue, Clontarf, Dublin 3, D03FE06
WEB1169/26Dublin CityLodged 27 Jan 2026Extension
- Granted50 m away
(i) Partial demolition of the existing house, including part of the existing single storey extension to the…
23, Dollymount Avenue, Clontarf, Dublin 3
3489/20Dublin CityLodged 2 Oct 2020Extension
- Granted60 m away
RETENTION: Retention Planning Permission for development at 50 Dollymount Park, Clontarf, Dublin 3, D03 X2K1.…
50, Dollymount Park, Clontarf, Dublin 3
WEB1339/18Dublin CityLodged 6 Jul 2018Retention
- Part granted, part refused60 m away
The development consists of demolition of existing single storey extension to the rear & for the construction…
52, Dollymount Park, Clontarf, Dublin 3
WEB1945/21Dublin CityLodged 21 Sept 2021Extension
- Granted70 m away
The development will consist of the construction of a dormer window in the main roof to the rear of the…
38, Dollymount Avenue, Clontarf East, Dublin 3
WEB1321/20Dublin CityLodged 5 Jun 2020Extension
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 is sought to demolish existing rear single storey extension & construct new single storey kitchen…
31, Dollymount Park, Clontarf, Dublin 3
4316/19Dublin CityLodged 29 Oct 2019
- GrantedExtension
Planning permission is sought for single storey garden room (47m2) to rear garden of existing dwelling house…
No. 10, Dollymount Rise, Clontarf, Dublin 3 D03 W923
2249/20Dublin CityLodged 12 Feb 2020
- InvalidExtension
Planning permission is sought by for the construction of a 2 storey extension to the side with matching…
84, Dollymount Avenue, Clontarf, Dublin 3
WEB1341/18Dublin CityLodged 9 Jul 2018
- GrantedRetention
Permission for retention of a single storey garden structure containing family room, toilet and tool shed, to…
12, Seapark Road, Clontarf, Dublin 3, D03 HN73
WEB1798/21Dublin CityLodged 28 Jul 2021
- GrantedExtension
Permission for — partial demolition of the existing dwelling (ground & first floor) to the front, side and…
416 Clontarf Road, Dublin 3
3829/21Dublin CityLodged 9 Nov 2021
- GrantedExtension
Permission is sought for: Construction of single storey garden room (home gym use) in rear garden at 67 Mount…
67, Mount Prospect Avenue, Dublin 3
WEB1530/26Dublin CityLodged 6 Mar 2026
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