Planning near you · Dublin · Ref SD26B/0225W

The development consists of re-location and enlargement of ground floor window to…

2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83

Decision code: Grant Permission for Retention

Council decision recorded: July 06, 2026

Applicant: Not supplied in our sources
Proposed use: See council description

View council file →Timeline ↓Map & nearby Documents & full proposal

The story so far

Application timeline

Recorded milestones for this application. A permission is not evidence that building work has started.

12 May 2026Application received
Source: NPAD
NPAD · source SHA-256: 6f57b2cf75ff9b402c8ced08051df6eeb67c0203c4090f4ca2c8cc5b762e60ae · field: ReceivedDate
6 Jul 2026Council decisionGrant Permission for Retention
Source: NPAD
NPAD · source SHA-256: 6f57b2cf75ff9b402c8ced08051df6eeb67c0203c4090f4ca2c8cc5b762e60ae · field: DecisionDate
20 Aug 2026Grant recorded
Source: NPAD
NPAD · source SHA-256: 6f57b2cf75ff9b402c8ced08051df6eeb67c0203c4090f4ca2c8cc5b762e60ae · field: GrantDate

What changed

Updated in the retained record: Source status, Council outcome, Council decision, Grant recorded.

Compare the previous and updated values

Source status: Referral → Final Grant; Council outcome: not supplied → Grant Permission for Retention; Council decision: not supplied → 2026-07-06; Grant recorded: not supplied → 2026-08-20

Legacy batch date (exact collection time unavailable): 6 September 2026. This describes our archive, not an application event date.

Why it matters locally

The proposal concerns 2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83. Proposal excerpt: “The development consists of re-location and enlargement of ground floor window to eastern side elevation of dwelling-house.”

Location & nearby applications

2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83

The marker is the source location, not the site boundary. Open larger map · Map © OpenStreetMap contributors.

Nearby applications

Closest retained records in this county within 5 km, measured between map points. Proximity does not establish a shared site.

Replacing one car park space with one bike rack for bicycles to be parked for visitors to the Iona Centre. Improving accessib…About 200 m · Iona Pastoral Community Centre, Idrone Avenue, Dublin, D16 T299Ref ED26/0081 · Decision code: Declared Exempt
Construction of a 32sq.m ground floor flat roof extension to the rear, providing a new utility room, extended kitchen and din…About 200 m · 18 Idrone Park, Knocklyon, Dublin 16, D16 PX88Ref SD26B/0309W · Decision code: Grant Permission
Construction of 5 no. 2-storey 4-bed detached dwellings; New internal access road and widening of the existing vehicular acce…About 400 m · Wit's End, The Rookery, Scholarstown Road, Dublin 16Ref SD26A/0182W · Decision code: Refuse Permission
Rear extension c22m, front door to be brought forward to existing porch door. Building up right-hand side (if facing) of gara…About 400 m · 75, Idrone Park, Knocklyon, Dublin 16, D16 E7T1Ref ED26/0098 · Recommended Decision
Conversion of existing attic space comprising of modification of existing roof structure, raising of existing gable c/w windo…About 400 m · 65, Knockaire, Knocklyon, Dublin 16, D16 FW95Ref SD26B/0419W · Referral

Documents & sources

South Dublin County Council · Reference SD26B/0225W

View council file →

Individual document links are not available in this retained record. Use the council file for the available drawings, reports and decisions.

Source records and verification details

Change record: NPAD · legacy batch; original response hash unavailable

Proposal: NPAD · source SHA-256: 6f57b2cf75ff9b402c8ced08051df6eeb67c0203c4090f4ca2c8cc5b762e60ae

Latest source observation retained: 2026-09-23T08:54:13.190452+00:00. Source dataset date: 2026-09-21.

Full description from the council file

The development consists of re-location and enlargement of ground floor window to eastern side elevation of dwelling-house.

Application details

Reference: SD26B/0225W
Site address: 2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83
Reported floor area (m²): 0
Application type: Retention
Latest reported outcome: Decision code: Grant Permission for Retention
Date received: May 12, 2026
Decision due: July 08, 2026
Council decision date: July 06, 2026
Authority: South Dublin County Council

All recorded updates to this application

Dates below show when a change was first retained, not when a planning event happened.

2026-05-27
- Source status: Valid → Referral
2026-09-06
- Source status: Referral → Final Grant
- Council outcome: → Grant Permission for Retention
- Council decision: → 2026-07-06
- Grant recorded: → 2026-08-20

Source: local authorities / National Planning Applications. Contains Irish Public Sector Data licensed under CC BY 4.0 where supplied by NPAD. Linked documents may have separate reuse terms.