21 Templeroan Avenue, Knocklyon, Dublin 16.
First-floor extension over an existing ground-floor extension.
S00B/0553 · South Dublin County Council · Lodged 30 August 2000
- Reference
- S00B/0553
- Authority
- South Dublin County Council
- Register status
- Decided
- Type
- Permission
- Received
- 30 August 2000
- Floor area
- 3700 m²
Summary
AI-generatedThe applicant is seeking permission to construct a first-floor extension directly above an existing, previously approved ground-floor extension.
- Storey
- 1
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
For first floor extension over existing approved ground floor extention ( reg. Ref. S98b/0513)
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 |
|---|---|---|---|
| 4 Ashton Lawn, Templeogue, Knocklyon | Mar 2025 | €628,000 | 130 m |
| 34 Ashton Lawn, Templeogue, Dublin 16 | Mar 2026 | €850,000 | 142 m |
| 27 Ashton Lawn, Knockallen, Templeogue | Jun 2026 | €490,000 | 161 m |
| 77 Dargle Wood, Knocklyon Rd, Dublin 16 | Jul 2025 | €550,000 | 183 m |
| 14 Ashton Ave, Knocklyon, Dublin 16 | Feb 2025 | €655,000 | 189 m |
| Apartment 6, Ballyroan Houseprice excludes VAT | Jun 2025 | €595,000 | 217 m |
| Apartment 8, Ballyroan House, Watson Placeprice excludes VAT | Dec 2025 | €379,654 | 217 m |
| 68 Dargle Wood, Knocklyon, Dublin 16 | Aug 2025 | €645,000 | 220 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 received30 August 2000
- Decision due24 October 2000
- Decision issued26 October 2000
- Grant issued8 December 2000
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
Single storey garage and utility room extension to side and rear of existing dwelling
21 Templeroan Avenue, Knocklyon, Dublin 16.
S98B/0513South DublinLodged 19 Apr 1999Extension
- GrantedAt this site
Cover in balcony at first floor on front elevation
25, Templeroan Avenue, Dublin 16
SD07B/0050South DublinLodged 29 Jan 2007Alterations
- Granted30 m away
Enclose the existing balcony at first floor level to the front, widen the existing front vehicular entrance…
27, Templeroan Avenue, Knocklyon, Dublin 16
SD07B/0396South DublinLodged 8 May 2007Extension
- Granted30 m away
Enclosing existing front balcony and incorporating it into first floor bedroom
17, Templeroan Avenue, Dublin 16
SD07B/0615South DublinLodged 18 Jul 2007Extension
- Granted40 m away
An extension of the roof and walls to the front of the house to enclose the existing balcony area and…
15, Templeroan Avenue, Knocklyon, Dublin 16.
SD06B/0728South DublinLodged 27 Sept 2006Extension
- Granted40 m away
To enclose existing balcony at first floor level to front
31 Templeroan Avenue, Rathfarnham, Dublin 16
SD02B/0327South DublinLodged 18 Jul 2002Extension
- Granted40 m away
Single storey extension to rear and provision of first floor bay window to front
13 Templeroan Avenue, Rathfarnham, Dublin 16.
S01B/0014South DublinLodged 8 Jan 2001Extension
- Granted40 m away
The development consists of permission to demolish car- port; construct new entrance hall, new utility, and…
12, Ashton Close, Knocklyon Road, Templeogue, Dublin 16
SD04B/0025South DublinLodged 29 Jan 2004Extension
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
First floor extension (18.7 sq.m.) over a previously permitted ground floor extension (18.7 m.sq) (Planning…
2, Limekiln Green, Dublin 12
SD04B/0672South DublinLodged 17 Dec 2004
- RefusedExtension
For a first floor extension over existing ground floor extension to rear of existing dwelling
34, Wheatfield Avenue, Clondalkin, Dublin 22
SD04B/0659South DublinLodged 14 Dec 2004
- GrantedExtension
Permission for a first floor extension over existing single storey extension to side and rear of existing…
506 Pearse Villas, Sallynoggin, Co Dublin
D14B/0301Dún Laoghaire–RathdownLodged 26 Aug 2014
- GrantedAlterations
Alterations to existing planning permission Reg. Ref. S97B/0393 for first floor extension to side of existing…
13 Dangan Avenue, Dublin 12.
S99B/0087South DublinLodged 15 Mar 1999
- GrantedExtension
For a first floor extension to the side of the existing dwelling over previously permitted single storey…
189, Holywell, Upper Kilmacud Road, Dublin 14
D05B/0878Dún Laoghaire–RathdownLodged 6 Dec 2005
- Awaiting decisionExtension
Permission is sought for first floor extension over the existing ground floor extension
21 , 98 Street , Bandon Road
1737645Cork CityLodged 21 Nov 2017
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