South Dublin County Council · SD25B/0658W
20 Coolamber Park, Knocklyon, Dublin 16, D16E4W0
Approved in Mar 2026. Building started in 2026.
- 24 Nov 2025Received
- 26 Jan 2026Approved
- 12 Mar 2026Final approval
- 28 Mar 2026Building started
- Status
- Building startedi
- Decision
- Approved · 26 Jan 2026
- Council
- South Dublin County Council
- Type
- Permission
- Site
- 263 m²
What’s proposed
Construction of a single-storey flat-roof front extension
Planning details
- Reference
- SD25B/0658W
- Local authority
- South Dublin County Council
- Status
- Commenced · register status “Final Grant”
- Received
- 24 Nov 2025
- Observations close
- 7 Jan 2026 (closed 300 days ago)
- Decision due
- 27 Jan 2026 · decided 26 Jan 2026
- Decision
- Grant permission on 26 Jan 2026
- Site area
- 263 m² from the mapped boundary, not the council's figure
Nearby 17 · 500 m · 12 months
Distance
Time
- Open23 Knocklyon Grove, Knocklyon, Dublin 16, D16 Y443
- Awaiting decision65, Knockaire, Knocklyon, Dublin 16, D16 FW95
- Granted75, Idrone Park, Knocklyon, Dublin 16, D16 E7T1
- Awaiting decision5/5A, Knocklyon Cottages, Knocklyon Road, Knocklyon, Dublin 16
- Awaiting decision45 Lansdowne Park, Knocklyon, Dublin 16, D16DT38
- Awaiting decision22 Coolamber Park, Knocklyon, Dublin 16, D16 A0P0
- GrantedIona Pastoral Community Centre, Idrone Avenue, Dublin, D16 T299
- Granted66, Knockcullen Drive, Knocklyon, Dublin, D16 K0H2
Show all 17
- GrantedPairc Ui Mhurchu, Firhouse Road, Dublin 16, D16 A2F8
- Awaiting decisionSDCC Lands @28 Locations
- Granted18 Idrone Park, Knocklyon, Dublin 16, D16 PX88
- Granted17 Ballyroan Park, Templeogue, Dublin 16, D16 E9T4
- Refused68, Dargle Wood, Dublin 16
- Granted9, Knocklyon Close, Knocklyon, Dublin, D16 TP94
- Granted27, Green Acre Court, Dublin 16, D16 YF53
- Granted30, Idrone Drive, Ballyroan, Dublin 16, D16 T9W7
- Commenced16 Idrone Park, Knocklyon, Dublin 16, D16PX29
- CommencedCastlegrace, Ballyroan Park, Dublin 16, D16V2K7
- Granted40D, Dargle Wood, Knocklyon, Dublin 16, D16 DP86.
- Granted77 Dargle Wood, Knocklyon, Dublin 16, D16H773
- Granted67, Coolamber Park, Dublin 16, D15 K753
- Granted19, Idrone Drive, Dublin 16, D16X6F8
- Granted44, Knockcullen Lawn, Knocklyon, Dublin 16, D16 ND86
- Granted27 Green Acre Court, Dublin 16, Co. Dublin, D16YF53
- Granted2, Coolamber Court, Knocklyon,, Dublin, D16CD89
- Granted65, Cremorne, Knocklyon, Dublin 16, D16 A8P3.
- GrantedRear of 5/5A Knocklyon Cottages, Knockylon Road, Knocklyon, Dublin 16
- Commenced60, Knocklyon Road, Templeogue, Dublin, D16 XE42
- Granted13, Green Acre Court, Knocklyon, Dublin 16, D16 VK03
- Withdrawn60, Knocklyon Road, Templeogue, Dublin, D16 XE42
- Commenced22, Coolamber Park, Knocklyon, Dublin 16, D16 A0P0
- Granted38 Coolamber Park, Knocklyon, Dublin 16, D16 Y9F2
- Granted32, Idrone Drive, Knocklyon, Dublin 16, D16P9T3
- Granted4, Hersil Green, Knocklyon, Dublin 16, D16 K8K8
- Commenced59, Knocklyon Road, Dublin 16, D16 PC79
- Granted9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4CO
- Appeal decided17 Coolamber Park, Knocklyon, Dublin 16, D16 N7Y8
- Commenced62, Lansdowne Park, Knocklyon, D16RX61
- Awaiting decisionKnocklyon to Ballyboden Active and Sustainable Travel Scheme
- Granted66, Knockcullen Drive, Knocklyon, Dublin 16, D16 K0H2
- GrantedKnocklyon Shopping Centre, Knocklyon Road, Dublin 16, D16 W2V0
- Commenced21, Ashton Close, Knocklyon, Dublin 16
- Refused5/5A, Knocklyon Cottages, Knocklyon Road, Knocklyon, Dublin 16
- GrantedPairc Uí Mhurchu, Firhouse Road, Dublin 16, D16 A2F8
- Commenced64, Knockcullen Drive, Dublin 16, D16F7Y9
- Granted60 Knocklyon Road, Dublin 16.
- GrantedApplegreen Service Station, Knocklyon Road, Knocklyon, Dublin 16, D16N5X9
- Commenced2, Greenacres Lodge, Dublin 16, D16 F642
- Granted25a Knockaire, Dublin 16
- Granted7, Ashton Close, Dublin 16
- Commenced30, Lansdowne Park, Dublin 16
- Commenced65, Cremorne, Knocklyon, Dublin 16, D16 A8P3.
- Granted81, Idrone Drive, Knocklyon, Dublin 16, D16W0C6
- Commenced65, Knockcullen Drive, Ballyroan, Dublin 16, D16 ET78
- Commenced30 Idrone Drive, Knocklyon, Dublin 16.
- Commenced6, Knocklyon Cottages, Knocklyon Road, Rathfarnham, Dublin 14
- Granted54, Knocklyon Green, Knocklyon, Dublin 16
- Commenced85 Lansdowne Park,, Knocklyon Road,, Templeogue,, Dublin 16.
- GrantedKnocklyon Shopping Centre, Knocklyon Road, Dublin 16.
- CommencedUnit 4, Pineview Business Park, Firhouse Road, Dublin 16, D16 YR22
- Withdrawn54 KNOCKLYON GREEN, DUBLIN 16
- Granted55, Westbourne Lodge, Dublin 16
- Refused1C, Coolamber Park, Knocklyon, Dublin 16, D16E8F1
- Commenced3A, Knocklyon Cottages, Knocklyon Road, Dublin 16
- Commenced102, Coolamber Park, Knocklyon, Dublin 16
- Withdrawn3A, Knocklyon Cottages, Knocklyon Road, Dublin 16
- Commenced89, Coolamber Park, Dublin 16
- Granted150, Coolamber Park, Dublin 16
- Commenced23, Knocklyon Close, Dublin, 16.
- Refused6, Knocklyon Cottages, Knocklyon Road, Dublin 16
- WithdrawnKnocklyon Shopping Centre, Knocklyon Road, Dublin 16.
- Awaiting decisionDodder Greenway, Firhouse Road/Butterfield Avenue
- Granted67, Coolamber Park, Knocklyon, Dublin 16
- Commenced60 Knocklyon Road, Dublin 16.
- Commenced78, Dargle Wood, Knocklyon Road, Dublin 16
- Commenced38, Coolamber Park, Dublin 16
- Commenced56, Knocklyon Green, Dublin 16
- GrantedPineview Business Park, Firhouse Road, Knocklyon, Dublin 16
- Refused23, Knocklyon Close, Knocklyon, Dublin 16.
- Granted22, Landsdowne Park, Knocklyon Dublin 16 D16TP30
- Commenced9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4C0
- Commenced1, Knocklyon Close, Knocklyon, Dublin 16 D16KR79
- Granted54 Knocklyon Green Knocklyon Dublin 16
- Commenced7, Idrone Close, Dublin 16
- Withdrawn22, Landsdowne Park, Knocklyon Dublin 16 D16TP30
- Granted58, Knockcullen Drive, Dublin 16
- Withdrawn7, Idrone Close, Dublin 16
- Commenced17, Idrone Close, Dublin 16
- Withdrawn22, Lansdowne Park, Knocklyon, Dublin 16, D16TP30
Homes nearby
- For sale63 Idrone Drive, Knocklyon, Dublin 16, D16 Y8C6
- For sale11 Knockaire, Knocklyon, Dublin 16, D16 EE97
- For sale70 Ashton Avenue, Knocklyon, Dublin 16, D16 W5F1
- For sale22 Ashton Lawn, Knocklyon, Dublin 16, D16 FP97
- For sale48 Ashton Avenue, Knocklyon, Dublin 16, D16 EC67
- For sale28 Woodbrook Park, Templeogue, Dublin 16, D16 NF44
Development land nearby
- Permitted, not started · 55 homes granted 02 Jun 2026, expires 02 Jun 2031 — Scholarstown House (0.9 km)
- Derelict site — 53 Marian Crescent, Rathfarnham, Dublin 16 (1.0 km)
- Public land off Shandon, 2 Knocklyon Road, Dublin 16 (0.2 km)
- Public land off Cremorne, Templeogue, Dublin 16 (0.2 km)
- Public land off Cremorne, Templeogue, Dublin 16 (0.3 km)
Building started
- 28 Mar 2026 · Builder told the council small works were starting CN0140086SD
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 · 1
Where this comes from
National planning feed (NPAD), fetched 11 Sept 2026, 18:51.
Source: National Planning Application Database · fetched 11 Sept 2026, 18:51
| Source | Licence | Fetched | Link |
|---|---|---|---|
| National Planning Application Database | CC BY 4.0 | 11 Sept 2026, 18:51 | open |
Summary
SD25B/0658W is a planning application to South Dublin County Council for construction of a single-storey flat-roof front extension, received on 24 Nov 2025; permission was granted on 26 Jan 2026.