15, Portmahon Drive, Rialto, Dublin 8
Construction of a rear extension, attic conversion with a dormer, and a new vehicular entrance.
2704/20 · Dublin City Council · Lodged 14 May 2020
- Reference
- 2704/20
- Authority
- Dublin City Council
- Register status
- Decided
- Type
- Permission
- Received
- 14 May 2020
Summary
AI-generatedThe development consists of a single-storey rear extension, a front bay window, and an attic conversion with a flat-roof dormer. It also includes creating a new front off-street parking space, repositioning a rear entrance, and building new boundary walls.
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
Permission is sought for (a) construction of single storey extension to rear and single storey bay window to front of house, (b) conversion of existing attic space to habitable space with new flat roof dormer roof extension, (c) associated alterations to elevations, (d) creation of off-street parking with associated new vehicular entrance, (e) sight repositioning of existing rear vehicular entrance from laneway to side of house, (f) construction of new boundary walls to north and east boundary incorporating side pedestrian entrance, all to existing two storey end-of-terrace house.
Land-use zoning
What this land is zoned for
“To protect, provide and improve residential amenities.”
National zoning type: Existing residential
Objective set by the 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.
Built — construction complete
A commencement notice records works starting on 18 November 2020.
Notified floor area: 48 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 3 Portmahon Drive, Rialto, Dublin 8 | Feb 2026 | €610,000 | 33 m |
| 4 Upper Cross Rd, Rialto, Dublin | Nov 2025 | €440,000 | 52 m |
| 167 Herberton Rd, Rialto, Dublin 8 | Dec 2025 | €545,000 | 58 m |
| 27 New Ireland Rd, Rialto, Dublin 8 | Jul 2025 | €524,000 | 74 m |
| 3 New Ireland Rd, Rialto, Dublin 8 | Jul 2025 | €640,000 | 85 m |
| 15 Uppercross Road, Rialto, Dublin 8 | May 2025 | €507,000 | 88 m |
| 459 South Circular Rd, Dublin 8, Dublin | Mar 2026 | €420,000 | 106 m |
| Apt 1 459 South Circular Rd, Dublin 8, Dublin | May 2026 | €650,000 | 106 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 received14 May 2020
- Decision due17 July 2020
- Decision issued25 May 2020
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
RETENTION: Permission for retention of 2.2m tall vehicular entrance gates and gate posts to rear of existing…
15, Portmahon Drive, Rialto, Dublin 8, D08 XE0K
3183/23Dublin CityLodged 8 Feb 2023Retention
- GrantedAt this site
Permission is sought for: (a) Construction of single storey extension to rear and single storey bay window to…
15, Portmahon Drive, Rialto, Dublin 8
3005/20Dublin CityLodged 13 Jul 2020Extension
- Granted50 m away
The development will consist of — Demolition of the existing single storey extension
171, Herberton Road, Rialto, Dublin 8
2860/19Dublin CityLodged 29 Apr 2019Extension
- Granted70 m away
PROTECTED STRUCTURE: Planning permission for one 2-storey detached dwelling on the site of a protected…
13, New Ireland Road, Dublin 8
2613/18Dublin CityLodged 29 Mar 2018New dwelling
- Exempt — no permission needed70 m away
EXPP: Removal of wall between living room and kitchen. replacing existing door and windows in the kitchen…
27, New Ireland Road, Dublin 8
0441/25Dublin CityLodged 9 Oct 2025Alterations
- Awaiting decision80 m away
(i) Change of use of existing single-storey garden room (12sqm) and ancillary garden shed (10sqm) within the…
Lands to the rear of 5 New Ireland Road, Rialto, Dublin 8
WEB6035/25Dublin CityLodged 18 Dec 2025Change of use
- Invalid80 m away
CHANGE OF USE: (i) Change of use of existing single-storey garden room (12sqm) and ancillary garden shed…
Lands to the rear of 5 New Ireland Road, Rialto, Dublin 8
WEB5922/25Dublin CityLodged 9 Dec 2025Change of use
- Granted90 m away
Permission to demolish an existing single storey flat roof extension and construct a new 2 storey flat roof…
9, Upper Cross Road, Rialto, Dublin 8
3532/20Dublin CityLodged 9 Oct 2020Extension
Related developments
Similar applications
Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
- GrantedExtension
Permission is sought for: (a) Construction of single storey extension to rear and single storey bay window to…
15, Portmahon Drive, Rialto, Dublin 8
3005/20Dublin CityLodged 13 Jul 2020
- GrantedExtension
Permission for alteration / extension of the existing two storey end of terrace dwelling, comprising of…
93, Mulvey Park, Dundrum, Dublin 14, D14 PX62
D18A/0612Dún Laoghaire–RathdownLodged 23 May 2019
- GrantedExtension
Permission is sought for the construction of a single storey rear extension and single storey front/side…
37, Lough Derg Road, Raheny, Dublin 5, D05 A066
WEB1620/26Dublin CityLodged 18 Mar 2026
- GrantedExtension
Permission is sought for — New ground floor extension side/rear
44, St Helen's Road, Mount Merrion, Blackrock, Co Dublin, A94P865
D20A/1005Dún Laoghaire–RathdownLodged 15 Apr 2021
- GrantedExtension
Permission for development which consists of (A) A single storey front extension to the existing house. (B) A…
No. 57 Father Burke Road , Claddagh , Galway
23196Galway CityLodged 21 Aug 2023
- GrantedExtension
Permission is sought for construction of a two storey extension to the side and single storey extension with…
2, Sycamore Grove, Westminster Park, Dublin 18, D18 N2Y2
D18B/0462Dún Laoghaire–RathdownLodged 25 Oct 2018
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