Planning Register
Dublin City Council · WEB2450/26 · Permission

151 Lansdowne Park (D04 W295) Dublin 4 and 154 Lansdowne Park (D04 X6N4), Dublin 4

Data updated 12 Sept 2026 · register lag up to 7 days · sources & freshness

Council received 11 Jun 2026We first saw it 11 Sept 2026, 18:51 (93 days after receipt — sources refresh weekly)
Applications only for this county. Appeals, zoning, RZLT and consultations: Dún Laoghaire-Rathdown and Fingal only for now.

WEB2450/26 is a planning application for permission at 151 Lansdowne Park (D04 W295) Dublin 4 and 154 Lansdowne Park (D04 X6N4), Dublin 4, received by Dublin City Council on 11 Jun 2026 and first seen by Planning Register on 11 Sept 2026. The application describes: PROTECTED STRUCTURE: Permission for development at this site: Number 151 Lansdowne Park (D04 W295), Dublin 4 and Number 154 Lansdowne Park (D04 X6N4), Dublin 4. The site of Number 151 was formerly part of the curtilage of No.64 Northumberland Road, Dublin 4 (Protected Structure). The site of Number 154 was formerly part of the curtilage of No.66 Northumberland Road, Dublin 4 (Protected Structure). Numbers 151 and 154 Lansdowne Park are each two storeys in height and sited at each end of a terrace of four similar two storey houses (Nos 151-154 Lansdowne Park, inclusive). The development will consist of (i) Demolition of the existing roof to each house; (ii) Construction of an additional floor (including new front balcony 5.9 sqm) at second floor level with new zinc roof to each of the two houses to form a new extension at second floor level to No. 151 (62 sqm approx) and to No.154 (62 sqm approx); (iii) the incorporation into No.154 Lansdowne Park of an existing first floor balcony (5 sqm) and a ground floor patio area (5.3 sqm), both to the rear; (iv) construction of an external (fire escape) spiral stairs (3.54 sqm) to the rear of each house, with external access link (No.151 - 4.8sqm and No.154 - 3.7sqm) at second floor level; (v) all associated site development works. The council declared the application invalid on 15 Jun 2026. The five-week observation window closed on 16 Jul 2026. The site is zoned null under the Dublin City Council development plan. Within 500 m there are 148 other decided applications in the last five years and 39 appeals.

Observations close 16 Jul 2026 closed 58 days ago
5 weeks from receipt (11 Jun 2026) · s.34 Planning and Development Act 2000 · art. 29 Regulations 2001 · €20 to the council
Site report

Proposal

PROTECTED STRUCTURE: Permission for development at this site: Number 151 Lansdowne Park (D04 W295), Dublin 4 and Number 154 Lansdowne Park (D04 X6N4), Dublin 4. The site of Number 151 was formerly part of the curtilage of No.64 Northumberland Road, Dublin 4 (Protected Structure). The site of Number 154 was formerly part of the curtilage of No.66 Northumberland Road, Dublin 4 (Protected Structure). Numbers 151 and 154 Lansdowne Park are each two storeys in height and sited at each end of a terrace of four similar two storey houses (Nos 151-154 Lansdowne Park, inclusive). The development will consist of (i) Demolition of the existing roof to each house; (ii) Construction of an additional floor (including new front balcony 5.9 sqm) at second floor level with new zinc roof to each of the two houses to form a new extension at second floor level to No. 151 (62 sqm approx) and to No.154 (62 sqm approx); (iii) the incorporation into No.154 Lansdowne Park of an existing first floor balcony (5 sqm) and a ground floor patio area (5.3 sqm), both to the rear; (iv) construction of an external (fire escape) spiral stairs (3.54 sqm) to the rear of each house, with external access link (No.151 - 4.8sqm and No.154 - 3.7sqm) at second floor level; (v) all associated site development works.

Status
Decision Notice Issued
Decision
Application declared invalid on 15 Jun 2026
Site (from polygon)
298 m²
Location precision
site (coords_polygon)

Timeline

  • 11 Jun 2026
    New application
    Observation window closed 16 Jul 2026
  • 15 Jun 2026
    Decision
    Appeal window closed 13 Jul 2026

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Appeal

Not appealed.

Commencement

No commencement notice matched to this reference.

    Zoning at the site

    Zone Z2 - DEV PLAN 2022-2028

    R2 — Existing residential

    Z2: Residential Neighbourhoods (Conservation Areas): To protect and/or improve the amenities of residential conservation areas.

    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.

    Designations within 250 m

    OPW flood extent nearby — flag only (licence); floodinfo.ie.

    • Radon risk area · 1
      About 1 in 20 homes in this area is likely to have high radon levels
    • Recorded monument · 2
      Barracks; R187624

    Provenance

    Register row from the national planning applications feed (NPAD), fetched 11 Sept 2026, 18:51 (store id 69022). Deadlines were computed by the store from the received / decided dates under the Planning and Development Act 2000 and are recorded as events, not recomputed here.

    Source: npad · fetched 11 Sept 2026, 18:51
    SourceLicenceFetchedLink
    npadCC-BY-4.011 Sept 2026, 18:51open