40, Saint Helens Road, Booterstown, Co. Dublin
First-floor rear extension and widening of front gates at a house in Booterstown.
D17A/0931 · Dun Laoghaire Rathdown County Council · Lodged 19 October 2017
- Reference
- D17A/0931
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 19 October 2017
Summary
AI-generatedThe application proposes the construction of a master bedroom and en-suite extension at the rear first-floor level. It also includes converting a single bedroom into a bathroom at the front first-floor level and widening the front entrance gates.
- Storeys
- 2
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 for the construction of a master bedroom and en-suite extension at the rear first floor level and the conversion of a single bedroom to a bathroom at the front first floor level and the widening of the front entrance gates.
Land-use zoning
What this land is zoned for
“A To provide residential development and improve residential amenity while protecting the existing residential amenities”
Objective set by the COUNTY 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.
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 43 St Helens Rd, Booterstown, Dublin | Aug 2025 | €2,060,000 | 65 m |
| 80 Trimleston Gardens, Booterstown, Dublin | Mar 2026 | €985,000 | 173 m |
| 13 Castle Court, Booterstown Ave, Blackrocknot full market price | Jul 2025 | €600,000 | 176 m |
| 31 Trimleston Gardens, Booterstown, Blackrock | Oct 2025 | €968,000 | 181 m |
| 49 Castlecourt, Booterstown, Dublin | Dec 2025 | €1,360,000 | 191 m |
| 35 Castlecourt, Booterstown, Blackrock | Nov 2025 | €875,000 | 206 m |
| 6 Grotto Place, Booterstown, Dublin | Nov 2025 | €950,000 | 217 m |
| 43 Seamount, Stillorgan Rd, Dublin | Feb 2025 | €575,000 | 218 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 received19 October 2017
- Decision issued12 December 2017
- Appeal submitted17 January 2018
- Appeal decided9 May 2018
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
Permission is sought for change of design from that previously granted under planning file reference number…
40, Saint Helen's Road, Booterstown, Co. Dublin, A94 XR66
D21A/0007Dún Laoghaire–RathdownLodged 5 Jan 2021Extension
- GrantedAt this site
Permission is sought for works. The development consists of: demolition of existing single storey extension…
38, Saint Helen's Road, Booterstown, Co. Dublin A94 RX08
D15A/0721Dún Laoghaire–RathdownLodged 19 Nov 2015Extension
- GrantedAt this site
Permission sought for works to the side of main location consisting of the demolition of an existing single…
42, Saint Helen's Road, Booterstown, Co Dublin
D07A/0513Dún Laoghaire–RathdownLodged 20 Apr 2007Extension
- GrantedAt this site
Two-storey extension to side of house with two storey projecting bay windows to front including ground floor…
36, Saint Helen's Road, Booterstown, Co. Dublin
D07B/0903Dún Laoghaire–RathdownLodged 1 Nov 2007Extension
- Invalid30 m away
Single storey extension to rear and side. [LOCATION] 34 St Helens Road, Booterstown, Co. Dublin. [LOCATION]
34 St Helens Road, Booterstown, Co. Dublin.
D02B/0348Dún Laoghaire–RathdownLodged 23 May 2002Extension
- Granted30 m away
Single storey extension to rear and side. [LOCATION] 34 St. Helen's Road, Booterstown, Co. Dublin. [LOCATION]
34 St. Helen's Road, Booterstown, Co. Dublin.
D02B/0554Dún Laoghaire–RathdownLodged 12 Jul 2002Extension
- Granted40 m away
Permission for the demolition of a single storey garage and sheds, the construction of a new part single,…
48 Saint Helen's Road, Booterstown, Co Dublin
D16A/0526Dún Laoghaire–RathdownLodged 13 Oct 2016Extension
- Granted50 m away
Permission for two storey extension to side and rear with new bay window to front to match existing, with new…
60 Saint Helens Road, Booterstown, Co Dublin
D15A/0069Dún Laoghaire–RathdownLodged 5 Feb 2015Extension
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 sought for a new entrance porch, single storey side extension of kitchen/ dining area, internal…
Benrookey, 12a, Deerpark Road, Mount Merrion, Co. Dublin
D07B/0008Dún Laoghaire–RathdownLodged 5 Jan 2007
- Awaiting decisionExtension
Permission for the construction of new single storey front / side and rear extensions. Modifications to front…
9 Clonmore Ballyviniter Mallow Co. Cork, P51D2NK
24/5787corkLodged 20 Sept 2024
- GrantedExtension
Permission for the reconfiguring of existing rear extension, including the addition of 11.3 sqm at first…
4 Victoria Terrace, Dalkey Avenue, Dalkey, Co Dublin
D14A/0792Dún Laoghaire–RathdownLodged 10 Apr 2015
- GrantedExtension
Permission for the widening of existing gate, conversion of garage to side at ground floor, construction of…
15 Church Road, Dalkey, Co Dublin
D14A/0775Dún Laoghaire–RathdownLodged 2 Dec 2014
- GrantedExtension
Permission to construct a ground floor extension to the front, measuring 5.18 sqm and a first floor extension…
51 Rockford Park, Blackrock, Co Dublin
D14B/0009Dún Laoghaire–RathdownLodged 21 Jan 2014
- GrantedExtension
Permission for the construction of a first floor extension over the existing ground floor extension to the…
59, Flower Grove, Glenageary, Dublin, A96X9T1
D21B/0705Dún Laoghaire–RathdownLodged 22 Dec 2021
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