Merrion
Merrion is a townland in the civil parish of Booterstown, barony of Rathdown, Co. Dublin. Its name in Irish is Muirfin.
Parcel 1700201
- Area
- 1,532 m²
- Buildings
- 1 building touches it. Its footprint covers 718 m².
- Zoning
- M3 Objective NC (COUNTY DEVELOPMENT PLAN 2022-2028) The objective
- Townland
- Merrion
Planning applications on this parcel
6 Oct 2025Refuse permission
The development will consist of the replacement of 2no existing advertising disp
Permission · Dun Laoghaire Rathdown County Council, D25A/0757/WEB
15 Mar 2017Grant permission
Permission for the erection of an extension (3555 m2 in total
Permission · Dun Laoghaire Rathdown County Council, D17A/0226
Source: National Planning Applications, Department of Housing, Local Government and Heritage, CC BY 4.0. Applicants are not shown.
Designated sites
No designated site (Special Area of Conservation, Special Protection Area, Natural Heritage Area or proposed one) touches this parcel.
Recorded monuments around it
No zone of notification of a recorded monument touches this parcel.
Architectural heritage
No building of the National Inventory of Architectural Heritage stands on this parcel.
Designated sites: National Parks and Wildlife Service. Recorded monuments: Sites and Monuments Record, National Monuments Service. Buildings: National Inventory of Architectural Heritage. Department of Housing, Local Government and Heritage, CC BY 4.0. Works at or in relation to a recorded monument need two months' written notice to the National Monuments Service (National Monuments (Amendment) Act 1994, section 12).
Ground and risks
- Radon
- At the centre of this parcel, about 1 in 20 homes in this area is likely to have high radon levels. Testing a home
- Landslides
- The 1:50,000 map rates the landslide susceptibility here as low.
- Terrain model
- LiDAR of the Office of Public Works, flown in 2011, at 2 m: tile OPW_3258 (ZIP).
- Flooding
- The Office of Public Works publishes its flood maps on floodinfo.ie.
Radon Risk Map of Ireland, Environmental Protection Agency, and Landslide Susceptibility Classification, Geological Survey Ireland, both under CC BY 4.0. LiDAR: contains Irish Public Sector Data (Geological Survey Ireland & the Office of Public Works) licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence.
Download this parcel as DXF, in Irish Transverse Mercator metres, with its neighbours and buildings, for a drawing program. GeoJSON, in WGS 84, suits a map, and KML opens in Google Earth.
Registered freehold land, Tailte Éireann, CC BY 4.0. A parcel is the land of a title, not an address. The owner's name is in the Land Registry of Tailte Éireann: a copy of the folio can be ordered on landdirect.ie, for a fee.
- Area
- 41.6 ha
- 103 acres
- Land parcels
- 167
- registered freehold, median 306 m²
- Zoning
- R2
- Objective A
- Planning
- 99
- applications since 2010
Land parcels
Registered freehold land, Tailte Éireann
167 registered freehold parcels lie mostly in Merrion, from 3 m² to 31,763 m² (3.18 ha, 7.85 acres). The dashed line is the townland's boundary. 7 neighbouring parcels touch it.
Download the townland as DXF, in Irish Transverse Mercator metres, with its boundary, parcels and buildings, or as GeoJSON or KML.
Zoning
Development plans, national zoning
- R2Objective A (Existing residential)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 149 parcels The zoning objective in the plan - M3Objective NC (District, neighbourhood centre)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 13 parcels The zoning objective in the plan - S5Objective SNI (Mixed/general community services/facilities uses)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 1 parcels The zoning objective in the plan - G1Objective F (Open space, park)
COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 0 parcels The zoning objective in the plan
Source: Tailte Éireann and the Department of Housing (MyPlan), national zoning, CC BY 4.0.
Planning applications
Sites that touch the townland, newest first
14 Sept 2026Assessment period
The development will consist of: the construction of a single-storey ground-flo
Permission · Dun Laoghaire Rathdown County Council, D26B/0498/WEB
18 Aug 2026Assessment period
The development consists of a canopy erected over service bays along with all a
Permission for retention · Dun Laoghaire Rathdown County Council, D26A/0618/WEB
11 Aug 2026Declare application invalid
The development consists of a canopy erected over service bays along with all a
Permission for retention · Dun Laoghaire Rathdown County Council, D26A/0599/WEB
22 May 2026Registered application
73 mobility hub sites across the Council's administrative area
Part vlll (public consultation) · Dun Laoghaire Rathdown County Council, PC/IC/01/26
1 May 2026Grant permission
Planning Permission for the construction of a single-storey extension (c. 40 sq.
Permission · Dun Laoghaire Rathdown County Council, D26A/0331/WEB
26 Mar 2026Grant permission
The development will consist of construction of a ground floor extension and do
Permission · Dun Laoghaire Rathdown County Council, D26B/0176/WEB
20 Mar 2026Grant permission
Permission is sought to: 1. Demolish parapet walls above existing roof level and
Permission · Dun Laoghaire Rathdown County Council, D26B/0158/WEB
19 Dec 2025Refuse permission
The Proposed Development will consist of the installation of 4 no. antennas, di
Permission · Dun Laoghaire Rathdown County Council, D25A/0989/WEB
11 Oct 2025Grant permission
1) Demolition of the existing greenhouse; 2) Construction of a single-storey, pi
Permission · Dun Laoghaire Rathdown County Council, D25B/0576/WEB
6 Oct 2025Refuse permission
The development will consist of the replacement of 2no existing advertising disp
Permission · Dun Laoghaire Rathdown County Council, D25A/0757/WEB
21 Aug 2025Grant permission & grant retention
Variations to previously approved grant of permission (Reg Ref No D23A/0710) fo
Permission for retention · Dun Laoghaire Rathdown County Council, D25A/0648/WEB
14 Aug 2025Grant permission
(i) The demolition of 2 existing shed structures with a total combined area of 5
Permission (lrd) · Dun Laoghaire Rathdown County Council, LRD25A/0637/WEB
11 Aug 2025Declare application invalid
The development will consist of: (i) the demolition of 2 existing shed structu
Permission (lrd) · Dun Laoghaire Rathdown County Council, LRD25A/0624/WEB
1 Aug 2025Grant permission
Proposed new garden recreation room, incorporating home office and gymnasium to
Permission · Dun Laoghaire Rathdown County Council, D25B/0435/WEB
1 Jul 2025Grant permission
The Development will consist: a) A single storey extension to the rear with 2 n
Permission · Dun Laoghaire Rathdown County Council, D25B/0366
25 Jun 2025Grant permission
A - Retention of the following works: (i) Conversion of garage to study/playroom
Permission · Dun Laoghaire Rathdown County Council, D25A/0501/WEB
29 Apr 2025Grant permission & grant retention
Retention permission is sought for variation of detached single-storey shed/home
Permission for retention · Dun Laoghaire Rathdown County Council, D25A/0344/WEB
6 Jan 2025Grant permission
Single storey garden pod with pergola at the rear garden of an existing 2 storey
Permission · Dun Laoghaire Rathdown County Council, D25A/0006/WEB
19 Dec 2024Grant permission
To convert the attic space to a bedroom, ensuite and study area to include dorme
Permission · Dun Laoghaire Rathdown County Council, D24B/0543
24 Sept 2024Grant permission
Permission is sought for Amendments to previous permission Ref. D24A/0127 consis
Permission · Dun Laoghaire Rathdown County Council, D24A/0759
23 Sept 2024Grant permission
The development will consist of: 1) Construction of new dormer to rear of the ma
Permission · Dun Laoghaire Rathdown County Council, D24B/0411/WEB
10 Sept 2024Declare application invalid
Permission is sought for amendments to previous permission Ref. D24A/0127 consis
Permission · Dun Laoghaire Rathdown County Council, D24A/0711
14 Aug 2024Grant permission
Conversion of existing garage and construction of new bay window with canopy det
Permission · Dun Laoghaire Rathdown County Council, D24A/0626/WEB
7 Aug 2024Grant permission
The development will consist of: 1) Part demolition of the existing garage and s
Permission · Dun Laoghaire Rathdown County Council, D24A/0607/WEB
11 Jul 2024Grant permission
Proposed external alterations to include; alterations to existing opes to rear a
Permission · Dun Laoghaire Rathdown County Council, D24A/0511/WEB
The 25 most recent of 99 applications.
Source: National Planning Applications, Department of Housing, Local Government and Heritage, CC BY 4.0. Applicants are not shown.
Nature and heritage
Designated sites and recorded monuments
Designated sites
No designated site (Special Area of Conservation, Special Protection Area, Natural Heritage Area or proposed one) touches the townland of Merrion.
Recorded monuments
No recorded monument lies in the townland of Merrion.
Architectural heritage
No building of the National Inventory of Architectural Heritage stands in the townland of Merrion.
Designated sites: National Parks and Wildlife Service. Recorded monuments: Sites and Monuments Record, National Monuments Service. Buildings: National Inventory of Architectural Heritage. Department of Housing, Local Government and Heritage, CC BY 4.0. Works at or in relation to a recorded monument need two months' written notice to the National Monuments Service (National Monuments (Amendment) Act 1994, section 12).
Ground and risks
Radon, landslides, flooding
- Radon
- At the centre of the townland of Merrion, about 1 in 20 homes in this area is likely to have high radon levels. Testing a home
- Landslides
- The 1:50,000 map rates the landslide susceptibility here as low.
- Terrain model
- LiDAR of the Office of Public Works, flown in 2011, at 2 m: tile OPW_3258 (ZIP).
- Flooding
- The Office of Public Works publishes its flood maps on floodinfo.ie.
Radon Risk Map of Ireland, Environmental Protection Agency, and Landslide Susceptibility Classification, Geological Survey Ireland, both under CC BY 4.0. LiDAR: contains Irish Public Sector Data (Geological Survey Ireland & the Office of Public Works) licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence.
Homes sold
Property Price Register
No address of the register names Merrion with five sales or more. The sales of the area are on the page of Co. Dublin.
The townland
- Name
- Merrion · Muirfin
- Area
- 415,716 m² (41.57 ha, 102.73 acres)
- Civil parish
- Booterstown, and its townlands
- Barony
- Rathdown
- Electoral division
- Blackrock-Williamstown, the unit of the census
- Census 2022
- 2,876 people lived in 1,060 households in the Blackrock-Williamstown electoral division. 59% of households owned their home. 13% of homes were built since 2001. 7% of dwellings stood vacant on census night, and 2% were holiday homes.
- Neighbouring townlands
- Blackrock, Booterstown, Mount Merrion or Callary, Stillorgan North, Williamstown, Woodland
- Placenames
- Merrion on logainm.ie, the Placenames Database of Ireland
Townlands, civil parishes, baronies and electoral divisions, National Statutory Boundaries, Tailte Éireann, CC BY 4.0. Census 2022, Small Area Population Statistics by electoral division, Central Statistics Office, CC BY 4.0. A townland is the smallest land division of Ireland, and the unit of a rural address. Old registers such as the 1901 and 1911 censuses file it under its civil parish and barony.