South Dublin County Council · SD26B/0459W
23 Delaford Ave, Knocklyon, Dublin 16, D16K3E5
Open for comments until 16 Nov.
- 12 Oct 2026Received
- 16 Nov 2026Observations close
- 7 Dec 2026Decision due
- Status
- Open for comments · 23 days left to observe
- Decision
- Due 7 Dec 2026
- Council
- South Dublin County Council
- Type
- Permission
- Site
- 297 m²
What’s proposed
Conversion of existing garage to habitable use, construction of a single-storey flat-roof extension to the rear, construction of a single storey pitched-roof extension to the front and side incorporating two rooflights to the side roof slope, and provision of a new pitched roof over the existing single-storey to the front and side
Planning details
- Reference
- SD26B/0459W
- Local authority
- South Dublin County Council
- Status
- Open for comments · register status “Registered Application”
- Received
- 12 Oct 2026
- Observations close
- 16 Nov 2026 (23 days left)
- Decision due
- 7 Dec 2026
- Decision
- Not decided
- Site area
- 297 m² from the mapped boundary, not the council's figure
Nearby 12 · 500 m · 12 months
Distance
Time
- Open7A Glenvara Park, Knocklyon, Dublin 16, D16Y2R6
- Granted1a, Monalea Park, Firhouse, Dublin 24
- Awaiting decisionSDCC Lands @28 Locations
- Granted2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83
- GrantedVista Montana, Firhouse Road, Knocklyon, Dublin 16.
- Granted8, Monalea Park, Firhouse, D24HF62
- Granted9, Knocklyon Close, Knocklyon, Dublin, D16 TP94
- Awaiting decisionProposed Social and Affordable Mixed Tenure Housing Development, on SDCC land at Castlefield Avenue, Old Knocklyon Road, Dublin 16.
Show all 12
- GrantedNo. 2 Firhouse Road and the former Morton’s The Firhouse Inn, Firhouse Road, Dublin 24, The site is also bound by Mount Carmel Park to the east
- Appeal decided15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8
- Commenced2, Knocklyon Avenue, Knocklyon, Dublin 16, D16 H3K8
- Appeal decidedLands at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Ave, Dublin 16, D16 R2F3
- GrantedThe Beeches, Firhouse Road, Knocklyon, Dublin 16, D16N4T8
- WithdrawnThe Beeches, Firhouse Road, Knocklyon, Dublin 16, D16 N4T8
- Commenced131, Monalea Grove, Firhouse, Dublin 24, D24H1K7
- Granted19, Idrone Drive, Dublin 16, D16X6F8
- Appeal decided32, Knocklyon Heights, Knocklyon, Dublin 16, D16P2K0
- CommencedSally Park Nursing Home, Sally Park Close, Templeogue, Dublin 24, D24CC90
- Commenced5a, Knocklyon Ave, Knocklyon, DUBLIN 16
- Granted23, Knockfield Manor, Knocklyon Road, Dublin 16, D16 A2K7
- Commenced1, Monalea Park, Firhouse, Dublin 24
- Granted23, Delaford Lawn, Knocklyon, Dublin 16
- RefusedLands adjacent to Carmel of the Assumption Convent, Firhouse Road, Firhouse, Dublin 24
- Commenced16, Delaford Dr, Knocklyon, Dublin 16, D16 K7Y3
- Granted9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4CO
- Commenced15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8.
- Awaiting decisionKnocklyon to Ballyboden Active and Sustainable Travel Scheme
- WithdrawnLands adjacent to Carmel of the Assumption Convent, Firhouse Road, Firhouse, Dublin 24
- WithdrawnLands adjacent to Carmel of the Assumption Convent, Firhouse Road, Firhouse, Dublin 24
- OtherCastlefield Avenue, Old Knocklyon Road, Knocklyon, Dublin 16
- GrantedHillside, Old Knocklyon Road,, Dublin 16, D16X7R8
- Commenced18, Delaford Grove, Dublin 16
- Appeal decidedLands at Castlefield Avenue, Knocklyon adjoining Mimosa Castlefield Avenue, Dublin 16, D16 R2F3
- WithdrawnLands at Castlefield Ave, Knocklyon adj. 5 Knocklyon Rd & Mimosa, Castlefield Ave, D16
- Granted20, Castlefield Court, Dublin 16
- Granted5, Knocklyon Avenue, Knocklyon, Dublin 16
- CommencedNo. 2 Firhouse Road and the former Morton’s The Firhouse Inn, Firhouse Road, Dublin 24
- Granted1, Monalea Park, Firhouse, Dublin 24
- Commenced144, Monalea Grove, Dublin 24
- Granted54, Knocklyon Green, Knocklyon, Dublin 16
- Withdrawn16 Knocklyon Avenue, Knocklyon, Dublin 16.
- CommencedUnit 4, Pineview Business Park, Firhouse Road, Dublin 16, D16 YR22
- Withdrawn54 KNOCKLYON GREEN, DUBLIN 16
- Commenced2, Knocklyon Heights, Dublin 16
- Granted55, Westbourne Lodge, Dublin 16
- Granted1, Knocklyon Green, Knocklyon, Dublin 16
- GrantedVista Montana, Firhouse Road, Knocklyon, Dublin 16.
- Commenced5, Delaford Drive, Knocklyon, Dublin 16
- Commenced23, Knocklyon Close, Dublin, 16.
- Appeal decidedKnocklyon Road, Knocklyon, Dublin 16.
- Granted1, Knocklyon Green, Templeogue, Dublin 16
- Awaiting decisionD24 Neighbourhood
- Granted2, Beverly Avenue, Scholarstown Wood,, Dublin 16, D16KP52
- Granted4, Mount Carmel Park, Knocklyon, Dublin 24, D24 RH64
- RefusedMortons, The Firhouse Inn, Firhouse Road, Dublin 24, D24 YYR4
- Commenced5, Delaford Lawn, Dublin 16
- Commenced56, Knocklyon Green, Dublin 16
- GrantedPineview Business Park, Firhouse Road, Knocklyon, Dublin 16
- Granted3, Idrone Avenue, Dublin 16
- Refused23, Knocklyon Close, Knocklyon, Dublin 16.
- WithdrawnLands at Castlefield Avenue, Knocklyon, Dublin 16
- Commenced9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4C0
- Commenced1, Knocklyon Close, Knocklyon, Dublin 16 D16KR79
- Granted54 Knocklyon Green Knocklyon Dublin 16
- Commenced3, Knocklyon Avenue, Dublin 16
- Granted24, Castlefield Court, Knocklyon, Dublin 16
- Granted139, Monalea Grove, Firhouse, Dublin 24
Homes nearby
- For sale5 Delaford Avenue, Knocklyon, Dublin 16, D16 Y3V2
- For sale2 Homeville Court, Knocklyon, Dublin 16, D16 Y276
- For sale10 Knocklyon Park, Templeogue, Dublin 16, D16 N5H9
- For sale44 Knocklyon Green, Knocklyon, Dublin 16, D16 KW20
- For sale12 Knockfield Manor, Knocklyon Road, Knocklyon, Dublin 16, D16 Y6E4
- For sale23 Mount Carmel Park, Firhouse, Dublin 24, D24 EKP5
Development land nearby
- Permitted, not started · 100 homes granted 10 Aug 2026, expires 09 Aug 2031 — 2 Firhouse Road and Former Morton's The Firhouse Inn (0.4 km)
- Permitted, not started · 55 homes granted 02 Jun 2026, expires 02 Jun 2031 — Scholarstown House (1.0 km)
- Residential land off Delaford Lawn, Knocklyon Woods, Dublin 16 (0.1 km)
- Public land off Homeville Court, Old Ballycullen Road (0.1 km)
- Public land off Ballycullen Road, Dublin 16 (0.2 km)
Zoning
R2 — Existing residential
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Protections nearby 250 m
- NIAH-recorded building · 3
Where this comes from
National planning feed (NPAD), fetched 21 Oct 2026, 02:10.
Source: National Planning Application Database · fetched 21 Oct 2026, 02:10
| Source | Licence | Fetched | Link |
|---|---|---|---|
| National Planning Application Database | CC BY 4.0 | 21 Oct 2026, 02:10 | open |
Summary
SD26B/0459W is a planning application to South Dublin County Council for conversion of existing garage to habitable use, construction of a single-storey, received on 12 Oct 2026; observations close on 16 Nov 2026 (23 days left).