20 Millmount Grove, Windy Arbour, Dublin 14
Front extension, new driveway parking space, and roof window alterations to a terraced cottage.
D20B/0360 · Dun Laoghaire Rathdown County Council · Lodged 26 January 2021
- Reference
- D20B/0360
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 26 January 2021
Summary
AI-generatedThe development involves removing an existing front extension to build a new single-storey front extension with a pitched and flat roof. It also includes creating a new off-street car parking space in the front garden and adding a rear bay window and four rooflights.
- Storey
- 1
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 development on this site. The development will consist of
- Removal of existing single storey extension to front and construction of new single storey pitched roof and part flat roof extension to front of existing 2 bed terraced cottage
- Provision for 1 no. Car space to front garden off millmount grove
- Alterations to include a new bay window to rear and 4 no. New velux roof windows to front of new and existing pitched roof
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.
Built — construction complete
A commencement notice records works starting on 30 November 2021.
Notified floor area: 40 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 31 Millmount Grove, Dundrum, Dublin 14 | Nov 2025 | €495,000 | 26 m |
| 28 Millmount Grove, Windy Arbour, Dublin 14 | Nov 2025 | €583,000 | 37 m |
| 1a Olivemount Terrace, Dublin 14, 1b Olivemount Terrace | Nov 2025 | €453,000 | 42 m |
| 12 Millmount Grove, Windy Arbour, Dublin 14 | Mar 2025 | €415,000 | 58 m |
| 11 Millmount Grove, Windy Arbour, Dundrum Dublin 14 | Oct 2025 | €495,000 | 65 m |
| 4 Farrenboley Park, Dublin City | Jun 2025 | €1,005,000 | 83 m |
| 9 Millmount Grove, Windy Arbour, Dundrum Dublin 14 | Mar 2026 | €430,000 | 85 m |
| 12 Olivemount Grove, Dundrum, Dublin 14 | Nov 2025 | €575,000 | 89 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 received26 January 2021
- Decision issued22 February 2021
In the area
Applications near this site
Other planning applications within about 500 m — what else is being proposed or built nearby.
- RefusedAt this site
Permission for demolition of existing single-storey extension to the front, construction of new extension to…
19 Millmount Grove, Windy Arbour, Dundrum, Dublin 14
D16B/0028Dún Laoghaire–RathdownLodged 29 Jan 2016Extension
- Part granted, part refusedAt this site
Permission for demolition of existing single-storey extension to the front, construction of new extension to…
19 Millmount Grove, Windy Arbour, Dundrum, Dublin 14
D16B/0266Dún Laoghaire–RathdownLodged 21 Jun 2016Extension
- GrantedAt this site
Permission for development at this site. The development will consist of a single storey front extension,…
31, Millmount Grove, Dundrum, Dublin 14
D13A/0452Dún Laoghaire–RathdownLodged 28 Aug 2013Extension
- GrantedAt this site
Retention permission is sought for 12.75sq.m single storey extension to front of dwelling containing kitchen…
31, Millmount Grove, Dundrum, Dublin 14
D10B/0177Dún Laoghaire–RathdownLodged 16 Apr 2010Retention
- Granted30 m away
Permission is sought for: The development will consist of the modification to existing granted permission…
18, Dundrum Road, Dublin
D22A/0321Dún Laoghaire–RathdownLodged 10 May 2022Alterations
- Granted30 m away
New single-storey, pitched-roofed extension to the front, new rooflights, alterations to the rear…
35, Millmount Grove, Dublin 14, D14T046
D23A/0619Dún Laoghaire–RathdownLodged 14 Feb 2024Extension
- Refused40 m away
(A) Demolition of existing cottage and boundary walls. (B) Provision of terraced residential development…
20, Millmount Terrace, Dundrum, Dublin 16
D08A/1425Dún Laoghaire–RathdownLodged 15 May 2009Housing estate
- Granted40 m away
For a single storey extension to the front
36, Millmount Grove, Dundrum, Dublin 14
D05B/0477Dún Laoghaire–RathdownLodged 22 Jun 2005Extension
Related developments
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Ranked by what these developments actually propose, not by matching words — so you can see how comparable applications were decided.
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Permission for the following development: a. Demolition of the existing rear extension. b. First floor…
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