Derreennacno
Derreennacno is a townland in the civil parish of Caheragh, barony of Carbery West (West Division), Co. Cork. Its name in Irish is Doirín an Chneamha.
- Area
- 81.6 ha
- 202 acres
- Land parcels
- 19
- registered freehold, median 9,249 m² (0.92 ha, 2.29 acres)
- Zoning
- —
- not in a zoned settlement
- Planning
- 14
- applications since 2010
Land parcels
Registered freehold land, Tailte Éireann
19 registered freehold parcels lie mostly in Derreennacno, from 175 m² to 330,978 m² (33.1 ha, 81.79 acres). The dashed line is the townland's boundary. 13 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
No zone of a development plan covers Derreennacno in the national zoning. Outside zoned towns and villages, the county development plan's rural policies apply to each application.
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 2026Awaiting recommendation
Permission to demolish four no. existing straw bedded cattle houses and a dry store, permission to construct a replacement cattle house with slatted slurry tank and carry out all associated site works.
Permission · Cork County Council, 26/2206
11 Dec 2020Conditional
Permission for retention of the following to dwelling house: (i) extensions to side and rear of dwelling-house, (ii) installation of solar panels to gable end of house, and (iii) associated site works
Retention · Cork County Council, 20/724
20 May 2019Conditional
To construct a cattle house with three no. slatted slurry tanks, and carry out associated site works
Permission · Cork County Council, 19/336
6 Jan 2016Conditional
The upgrade of the existing site entrance at Derreennacno and amendment of Condition 1 of An Bord Pleanala Reference PL 04.216875 (a permission for 13 no. turbines) to specify that the structures should be removed at the expiration of a 25 year period instead of the 20 years permitted. Permission is also sought for the amendment of Condition 4 of An Bord Pleanala Reference PL 88. 235028, (a permission for 6 no. turbines) to specify that the permission is for a period of 25 years from the date of commissioning instead of the 20 years specified in the condition. An environmental impact statement (EIS) has been prepared and will be submitted to the planning authority with this application
Permission · Cork County Council, 16/6
11 Dec 2014Conditional
Permission for retention of existing domestic garage
Retention · Cork County Council, 14/708
6 Feb 2006Refused
Dwelling & installation of mini-treatment plant system
Permission · Cork County Council, 06/150
21 Dec 2005Conditional
Wind farm to consist of 13 no. wind turbines with blade tip height of up to 100m, electrical substation and control building, 60m high meteorological mast, site entrances, access tracks, hardstandings and ancillary site works
Permission · Cork County Council, 05/9586
7 Dec 2005Incompleted application
Modification to windfarm permitted under 02/3281 to include increase in turbine size from 86m tip height to 100m tip height, reduction in no. of turbines from 21no. to 13 no. with subsequent modification of site tracks layout and upgrade of existing site entrances and ancillary structures
Permission · Cork County Council, 05/9038
6 Jul 2004Conditional
Dwelling
Permission · Cork County Council, 04/5143
23 Aug 2002Conditional
Demolition of ruined dwelling & construction of dwelling
Approval · Cork County Council, 02/3739
24 Jul 2002Conditional
Windfarm consisting of 21 no. turbines, 60m high met mast, substation and control building, site tracks and entrances
Permission · Cork County Council, 02/3281
4 Aug 2000Conditional
Demolition of ruined dwelling & construction of dwelling
Outline permission · Cork County Council, 00/4773
4 Aug 2000New application
Dwelling
Outline permission · Cork County Council, 00/4784
1 Sept 1999Conditional
Extension to dwelling
Permission · Cork County Council, 99/4755
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 Derreennacno.
Recorded monuments
No recorded monument lies in the townland of Derreennacno.
Architectural heritage
No building of the National Inventory of Architectural Heritage stands in the townland of Derreennacno.
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 Derreennacno, about 1 in 10 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 moderately high, moderately low, low, partly inferred.
- Terrain model
- No LiDAR survey of the Office of Public Works covers the centre of the townland of Derreennacno.
- 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 Derreennacno with five sales or more. The sales of the area are on the page of Co. Cork.
The townland
- Name
- Derreennacno · Doirín an Chneamha
- Area
- 816,031 m² (81.6 ha, 201.65 acres)
- Civil parish
- Caheragh, and its townlands
- Barony
- Carbery West (West Division)
- Electoral division
- Caheragh, the unit of the census
- Census 2022
- 298 people lived in 111 households in the Caheragh electoral division. 90% of households owned their home. 23% of homes were built since 2001. 10% of dwellings stood vacant on census night, and 6% were holiday homes.
- Neighbouring townlands
- Aghaville, Dromourneen, Gortdromagh, Mullaghmore
- Placenames
- Derreennacno 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.