7 Monkstown Avenue, Monkstown, Co Dublin
Demolition of a detached garage and construction of a two-storey side extension and ground floor rear extension.
D18B/0349 · Dun Laoghaire Rathdown County Council · Lodged 7 August 2018
- Reference
- D18B/0349
- Authority
- Dun Laoghaire Rathdown County Council
- Register status
- Decided
- Type
- Permission
- Received
- 7 August 2018
Summary
AI-generatedThe project involves the demolition of an existing 18.1 sqm detached garage. It will be replaced with a two-storey side extension, a ground floor rear extension, and a zinc-clad dormer with a velux window in the attic.
- 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 demolition of the existing single storey detached garage (18.1 sqm)
- Construction of a two storey extension to the side (44.3 sqm)
- Construction of a ground floor extension to the rear (15.5 sqm)
- Zinc clad dormer (2.5 sqm) and velux window to rear of attic room
- Internal alterations and ancillary site works
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 3 December 2018. A completion certificate was lodged on 19 December 2019.
Notified floor area: 62.3 m²
Recent sales nearby
within 500 m| Address | Date | Price | Distance |
|---|---|---|---|
| 3 The Mews, Monkstown Castle, Monkstown Ave | Aug 2025 | €865,000 | 44 m |
| 31 Park House, Palmerston Rd, Ranelagh Dublin 6 | Mar 2025 | €360,000 | 113 m |
| 67 Monkstown Ave, Blackrock, Dublin | Apr 2026 | €470,000 | 135 m |
| 39 Castle Park, Monkstown, Dublin | Feb 2026 | €1,255,000 | 154 m |
| 15 Carrickbrennan Lawn, Monkstown, Dublin | Apr 2025 | €1,430,000 | 224 m |
| 22 Richmond Ave, Monkstown, Dublin | May 2026 | €1,370,000 | 237 m |
| 25 Dunedin Terrace, Monkstown, Dublinnot full market price | Oct 2025 | €333,333 | 243 m |
| 22 Ashton Park, Monkstown, Co Dublin | Feb 2025 | €1,620,000 | 253 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 received7 August 2018
- Decision issued1 October 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 — Demolition of existing garage and associated garden storage units
8, Monkstown Avenue, Monkstown, Co. Dublin
D10B/0035Dún Laoghaire–RathdownLodged 28 Jan 2010Extension
- Granted50 m away
Permission for: A. A proposed two storey, detached dwelling to be constructed in the side garden of an…
62 Carrickbrennan Lawn, Monkstown, Co Dublin
D18A/0221Dún Laoghaire–RathdownLodged 14 Mar 2018New dwelling
- Not exempt — permission needed50 m away
To increase the boundary height from 1.5 to 2.1 by attaching a post and fence system to the current stone…
65 Carrickbrennan Lawn, Monkstown, Blackrock, Dublin, A94 R792
REF10525Dún Laoghaire–RathdownLodged 6 Jun 2025Alterations
- Granted60 m away
Permission for an amendment to a previously granted application (Reg. ref. no. D18A/0221). The amendment…
62 Carrickbrennan Lawn, Monkstown, Co Dublin
D19A/0303Dún Laoghaire–RathdownLodged 2 May 2019Alterations
- Granted60 m away
Detached 2 storey 4 bedroom house with new vehicular entrance from Carrickbrennan Lawn in side garden
1, Carrickbrennan Lawn, Monkstown, Co. Dublin
D06A/0191Dún Laoghaire–RathdownLodged 4 May 2006New dwelling
- Granted60 m away
For ground floor side/rear extension and garage conversion
Rodings, Castle Park, Monkstown, Blackrock, Co. Dublin
D05B/0642Dún Laoghaire–RathdownLodged 29 Aug 2005Extension
- Invalid60 m away
Permission is sought for an attic con version to a previously granted permission (D07A/0583) to a two storey,…
1A, Carrickbrennan Lawn, Monkstown, Co. Dublin
D07A/1204Dún Laoghaire–RathdownLodged 22 Aug 2007Extension
- Granted60 m away
Permission is sought for the construction of a new detached, two storey, five bedroom house to side of…
Site to side of No.1, Carrickbrennan Lawn, Monkstown, Co. Dublin
D07A/0583Dún Laoghaire–RathdownLodged 10 Jul 2007New dwelling
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 for demolition of existing garage to the side and construction of a new two storey extension to…
9 Wyckham Park Road, Dundrum, Dublin 16
D18B/0140Dún Laoghaire–RathdownLodged 7 Jun 2018
- WithdrawnExtension
Permission for demolition of existing domestic garage structure; construction of new two storey extension to…
30 Oaktree Road, Stillorgan, Co Dublin
D16B/0220Dún Laoghaire–RathdownLodged 26 May 2016
- GrantedExtension
Permission for construction of two storey extension to the side/rear; a single storey extension to the rear…
3, Trees Road, Mount Merrion, Co. Dublin
D13A/0626Dún Laoghaire–RathdownLodged 26 Nov 2013
- GrantedExtension
Permission for demolition of a single storey detached garage to allow the construction of a new 92sqm two…
Knockbeg, Ferndale Road, Rathmichael, Co. Dublin
D17B/0223Dún Laoghaire–RathdownLodged 29 Aug 2017
- InvalidExtension
PERMISSION: To demolish existing flat roofed garage to side of dwelling and demolition of rear single storey…
38, Merlyn Park, Ballsbridge, Dublin 4, D04K4P1
3315/23Dublin CityLodged 6 Mar 2023
- GrantedExtension
Permission for the demolition of attached garage to side of existing dwelling, existing chimneys,…
Dun Padraig , 15 Bishopstown Avenue , Model Farm Road
2342259Cork CityLodged 28 Aug 2023
Community
Discussion
What local people think about this application.
Community sentiment
No votes yetNobody has voted on this application yet.
Community sentiment — a straw poll of people who visited this page, not a statutory submission. To make a valid observation you must submit it to the planning authority.
Sign in to have your say on this application.
No comments yet. Be the first to say what you think about this application.
Sign in to join the discussion on this application.
Comments are moderated and are the opinions of the people who wrote them. They form no part of the statutory planning process — to make a valid observation you must submit it to the planning authority.