21, Palmerstown Avenue, Palmerstown, Dublin, D20 XY99
Single-storey rear and side extension, along with a new front porch.
SD26B/0159W · South Dublin County Council · Lodged 4 April 2026
- Reference
- SD26B/0159W
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 4 April 2026
Summary
AI-generatedThe development consists of a 33.1 square metre single-storey extension to the rear and side of the existing house. It also includes a new 2.5 square metre front porch and associated site works.
- Storey
- 1
- Floor area
- 36 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
Single storey extension of area 33.1m² to the rear and side of existing dwelling with a porch of area 2.5m² to existing front door and all associated site development works on a site of 0.05ha.
Land-use zoning
What this land is zoned for
“To protect and/or improve residential amenity”
National zoning type: Existing residential
Objective set by the South Dublin 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 |
|---|---|---|---|
| 1 Woodfarm Cottages, Main St, Palmerston | Oct 2025 | €460,000 | 167 m |
| 66 Palmerstown Ave, Palmerstown, Dublin 20 | Jan 2025 | €447,650 | 213 m |
| 22 Manor Park, Palmerstown, Dublin | Sept 2025 | €493,000 | 220 m |
| 11 Kennelsfort Rd Lower, Palmerstown Village, Dublin | May 2025 | €483,000 | 243 m |
| 49 Turret Rd, Palmerstown, Dublin 20 | Apr 2025 | €450,000 | 246 m |
| 30 Turret Rd, Palmerstown, Dublin 20 | Mar 2025 | €462,000 | 262 m |
| 28 Manor Road, Palmerstown, Dublin 20 | Jul 2025 | €140,000 | 268 m |
| 11 Woodfarm Dr, Palmerstown, Dublin 20 | Jul 2025 | €505,000 | 278 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 received4 April 2026
- Decision due29 May 2026
- Decision issued21 May 2026
- Permission expiry2 July 2031
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
Partial demolishing of existing front garden wall, the erection of drive-in gates and cobble-locking of…
21, Palmerstown Avenue, Dublin 20
SD05B/0169South DublinLodged 15 Mar 2005Alterations
- GrantedAt this site
Single storey shed of area 32sq.m. on a site of 0.005ha located to the rear
21, Palmerstown Avenue, Palmerstown, Dublin 20
SD20B/0037South DublinLodged 11 Feb 2020Alterations
- Granted30 m away
Single storey extension and off street parking to front
27 Palmerstown Avenue, Palmerstown, Dublin 20.
S99B/0215South DublinLodged 6 Apr 1999Extension
- Refused60 m away
Demolition of existing single storey side and rear extensions of existing dwelling to provide new single…
37, Palmerstown Avenue, Palmerstown, Dublin 20
SD06A/0855South DublinLodged 4 Oct 2006New dwelling
- Granted60 m away
Demolition of existing single storey extension to rear; part demolition of existing single storey shed and…
10, Palmerstown Avenue, Dublin 20
SD13B/0240South DublinLodged 27 Sept 2013Extension
- Granted60 m away
Demolition of existing single storey side and rear extension of existing dwelling to provide new single…
37, Palmerstown Avenue, Palmerstown, Dublin 20
SD07A/0963South DublinLodged 4 Dec 2007New dwelling
- Granted60 m away
Demolish existing single storey garage and kitchen extension at side and build a two storey tiled roof…
12, Palmerstown Avenue, Pamerstown, Dublin 20
SD09B/0382South DublinLodged 28 Sept 2009Extension
- Part granted, part refused60 m away
Retention of alterations to approved elevations and plans, Reg. Ref. SD09B/0382: sun lounge bay window and 2…
12, Palmerstown Avenue, Pamerstown, Dublin 20
SD11B/0069South DublinLodged 25 Feb 2011Retention
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
The construction of a single storey extension (circa. 3.9m2) to side (south east) of existing detached two…
9, Churchlands, Sandyford Village, Sandyford, Dublin 18
D08B/0494Dún Laoghaire–RathdownLodged 1 Jul 2008
- GrantedExtension
Construction of a two/single storey extension to the rear and a single storey extension to the side of total…
34 Lime Trees Road, Maryborough Estate, Maryborough, Douglas, Co.Cork
175595corkLodged 26 Jun 2017
- GrantedExtension
To construct a new single storey extension to the rear (south) and side (west) with a single storey porch…
27 The Downs, Broadale, Maryborough Hill, Moneygurney, Douglas, Co.Cork
176331corkLodged 8 Sept 2017
- GrantedExtension
Single storey extension (18.0sq.m) to side of dwelling; enlarge existing front porch (2.4sq.m) to front;…
12, Newtown Park, Tallaght, Dublin 24
SD21B/0441South DublinLodged 9 Aug 2021
- GrantedExtension
Single storey extension to rear and side of the existing dwelling (total floor area of 30sq.m), new ground…
17, Stocking Wood Rise, Stocking Avenue, Rathfarnham, Dublin 16
SD15B/0137South DublinLodged 24 Apr 2015
- GrantedExtension
Construct a single storey extension to the southern (rear) and eastern side of dwelling with the insertion of…
41 Cotswolds, Castleredmond, Midleton, Co. Cork
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