Crumlin
Townland in the civil parish of Crumlin, barony of Uppercross, Co. Dublin; in Irish Cromghlinn
- Area
- 41.9 ha
- 103 acres
- Land parcels
- 755
- registered freehold, median 262 m²
- Zoning
- R2
- RES
- Planning
- 100
- applications since 2010
Land parcels
Registered freehold land, Tailte Éireann
755 registered freehold parcels lie mostly in Crumlin, from 1 m² to 25,595 m² (2.56 ha, 6.32 acres). The dashed line is the townland's boundary; 136 neighbouring parcels touch it.
Download the townland: DXF, in Irish Transverse Mercator metres, with its boundary, parcels and buildings; GeoJSON or KML.
Zoning
Development plans, national zoning
- R2RES (Existing residential)
South Dublin County Development Plan 2022-2028, South Dublin · 838 parcels The zoning objective in the plan - G1OS (Open space, park)
South Dublin County Development Plan 2022-2028, South Dublin · 8 parcels The zoning objective in the plan - M3LC (District, neighbourhood centre)
South Dublin County Development Plan 2022-2028, South Dublin · 3 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
24 Aug 2026Referral
Conversion of existing attic space to non - habitable storage / office area with new revised roof profile (from hipped to gable end) to side / rear, with new dormer window extension to rear roof with 2No. of Velux rooflights to front roof elevation; new window side gable; internal modifications and associated site works.
Permission · South Dublin County Council, SD26B/0382W
14 Aug 2026Declared exempt
Ground floor extension to the rear of the existing propoerty, approximately 21m2 in total.
Declaration of exemption sect. 5 · South Dublin County Council, ED26/0082
12 Aug 2026Referral
Remove the bay window and the existing pitched roof to the existing single storey extension to the rear and replace with a new flat roof; installation of a dormer window in the attic; alterations to the front and rear elevations; internal alterations to the existing house and the construction of a garden room / gym and a garden shed in the rear garden with relocated access from the laneway at the rear.
Permission · South Dublin County Council, SD26B/0369W
30 Jul 202645 day assessment
Two-storey extension to the side and rear; A single-storey extension to the rear; Refurbishment of existing dormer roofs and all ancillary works required to facilitate the development.
Permission · South Dublin County Council, SD26B/0355W
16 Jul 2026Grant permission
Extension to the rear of the existing detached dwelling and part conversion of the existing garage & outbuildings with roof lights to the northwest side of the existing roof and minor alterations to existing facades & internal layout and all associated site works to the existing detached dwelling.
Permission · South Dublin County Council, SD26B/0332
8 Jul 2026Declared exempt
Construction of a single-storey flat roof extension measuring approx. 33m2. Relocation of one existing rear bedroom window to the left side elevation (existing property is a bungalow).
Declaration of exemption sect. 5 · South Dublin County Council, ED26/0063
11 Jun 2026Refuse permission
Demolish garage; Construct a single-storey side extension; Add door and windows to the rear extension, and any required ancillary works.
Permission · South Dublin County Council, SD26B/0291W
3 Jun 2026Request additional information
(1) Retention permission for attic conversion incorporating study room and en-suite; (2) Permission for construction of a 43 sq.m rear extension on ground floor comprising kitchen / dining area, laundry and gym/yoga room, together with all associated site works.
Permission and retention · South Dublin County Council, SD26B/0270W
15 May 2026Grant permission
Widening of existing front vehicular access.
Permission · South Dublin County Council, SD26B/0234W
14 May 2026Grant permission
New ground floor extension to side/rear of existing dwelling to allow family ancillary accommodation with internal modifications and associated site works .
Permission · South Dublin County Council, SD26B/0232W
6 May 2026Grant permission
Ground floor side extension with pitched roof over & 1 No. roof light on side slope of roof.
Permission · South Dublin County Council, SD26B/0216W
8 Apr 2026Grant permission for retention
Retention Planning for the construction of single storey extension to the rear. second storey extension to the side, conversion of existing garage to study to the side the widening of existing vehicular entrance to the front providing new pillar and gates send all associated site works
Retention · South Dublin County Council, SD26B/0160
20 Mar 2026Grant permission for retention
The retention of the single storey side and rear extension with flat roof and roof windows.
Retention · South Dublin County Council, SD26B/0120W
2 Mar 2026Grant permission
The development will consist of the demolition of part of the existing front boundary wall, the removal of the existing gate and all associated pillars. To include the construction of a new driveway with two new pillars and vehicular access to provide off street parking and EV charging. To also include the dishing of the kerb and grass verge.
Permission · South Dublin County Council, SD26B/0079
13 Feb 2026Grant permission
Conversion of existing attic, comprising of a flat roof dormer to the rear, new access stairs, removal of existing chimney, 3 No. windows to the front and all associated site works.
Permission · South Dublin County Council, SD26B/0063W
8 Feb 2026Request additional information
Construction of a new single storey dwelling with pitched roof; works to existing boundary wall; new vehicle entrance with roller shutter to laneway and all associated site development works.
Permission · South Dublin County Council, SD26A/0031W
22 Dec 2025Grant permission
The development seeking permission will consist of the construction of one dormer window in the main roof to the rear and, one rooflight in the main roof to the front.
Permission · South Dublin County Council, SD25B/0722W
18 Dec 2025Grant permission
Demolish existing attached garage and old kitchen extension to left side of home and rear chimney. Construct a two - storey side extension, part single storey front extension, front dormer window at 1st floor and roof lights x2. Large rear full width dormer extension at 1st floor and single storey rear extension with internal modifications
Permission · South Dublin County Council, SD25B/0708
15 Dec 2025Grant permission
Internal layout modifications and change of use of existing garage to habitable space, including alteration to front and side facades, and all associated site works
Permission · South Dublin County Council, SD25B/0697W
26 Nov 2025Grant permission
To convert the existing garage/store to the side of the existing detached bungalow and part existing bungalow into a granny flat: extend the existing tiled roof to match existing to the side & rear with ventilated rooflights: new external finishes to match existing finishes: internal alterations & associate site works.
Permission · South Dublin County Council, SD25A/0177
19 Nov 2025Grant permission
Remove roof window at rear of existing roof, convert attic to storage room with a dormer roof extension to rear of existing roof, and all associated site works.
Permission · South Dublin County Council, SD25B/0650W
18 Nov 2025Grant permission for retention
For the construction of a single-storey extension to the rear, two storey extension to the side, conversion of the existing garage to study to the side, the widening of the existing vehicular entrance to the front providing new pillar and gates and all associated site works
Retention · South Dublin County Council, SD25B/0648
10 Nov 2025Application declared invalid
RETENTION : Retention planning permission for the construction of a single storey extension to the rear , two storey extension to the side , conversion of the existing garage to study to the side , the widening of the existing vehicular access to the front providing new pillar and gates and all associated site works .
Retention permission · Dublin City Council, 3453/25
6 Nov 2025Refuse permission
Planning Permission for (1) The demolition of the existing garage building attached to the side of the existing house (2) The construction of a detached single storey 2 bedroom pitched roof dwelling within the side garden of the existing house (3) New vehicular entrance of the public road to provide off road parking for the new house and amendments to the existing vehicular access for the existing house (4) Increase in height of part of the existing low level boundary wall to 1.75 metre high abutting the public footpath along the south west boundary line fronting onto Dangan Park (5) Connection to all public services and all necessary ancillary site development works to facilitate this development.
Permission, 1 home · South Dublin County Council, SD25A/0269W
29 Oct 2025Grant permission
Conversion of existing attic space comprising of modification of existing roof structure, raising of existing gable c/w window, new access stairs, 3no. roof windows to the front and flat roof dormer to the rear.
Permission · South Dublin County Council, SD25B/0622W
The 25 most recent of over 100 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 Crumlin.
Recorded monuments
No recorded monument lies in the townland of Crumlin.
Architectural heritage
No building of the National Inventory of Architectural Heritage stands in the townland of Crumlin.
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
- About 1 in 5 homes in this area is likely to have high radon levels. Testing a home
- Landslides
- Susceptibility low, low (inferred), on the 1:50,000 map.
- Terrain model
- LiDAR of the Office of Public Works, flown in 2011, at 2 m: tile OPW_3151 (ZIP).
- Flooding
- The flood maps of the Office of Public Works: floodinfo.ie.
Radon Risk Map of Ireland, Environmental Protection Agency; Landslide Susceptibility Classification, Geological Survey Ireland; both 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
- Crumlin, Dublin 125 sales
The townland
- Name
- Crumlin · Cromghlinn
- Area
- 418,669 m² (41.87 ha, 103.46 acres)
- Civil parish
- Crumlin, and its townlands
- Barony
- Uppercross
- Electoral division
- Terenure-Cherryfield, the unit of the census
- Census 2022
- Terenure-Cherryfield electoral division: 2,229 people in 885 households; 82% of households own their home; 2% of homes were built since 2001; 4% of dwellings stood vacant on census night, and 0% were holiday homes.
- Neighbouring townlands
- Commons, Greenhills, Kimmage, Perrystown, Roebuck, Whitehall
- Placenames
- Crumlin 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.