Derreen

56 registered freehold parcels lie mostly in Derreen, from 23 m² to 86,867 m² (8.69 ha, 21.47 acres). The dashed line is the townland's boundary; 27 neighbouring parcels touch it.

Download the townland: DXF, in Irish Transverse Mercator metres, with its boundary, parcels and buildings; GeoJSON or KML.

No zone of a development plan covers Derreen 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.

• 28 Apr 2026Conditional

  construction of a new dwelling house, domestic garage, domestic shed, waste water treatment system and polishing filter, bored well, new site entrance and all associated works

  Permission, 1 home · Offaly County Council, 2660226

• 7 May 2025N/a

  THE ERECTION OF A NEW SINGLE STOREY DWELLING, CONNECTION TO A NEW EFFLUENT WASTE WATER TREATMENT SYSTEM AND PERCOLATION AREA, THE ERECTION OF A NEW DOMESTIC GARAGE AND ALL ANCILLARY SITE WORKS

  Permission, 1 home · Offaly County Council, 2547

• 16 May 2018Conditional

  DOMESTIC GARAGE / FUEL SHED

  Retention, 1 home · Offaly County Council, 18214

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 the townland of Derreen.

Recorded monuments

No recorded monument lies in the townland of Derreen.

Architectural heritage

No building of the National Inventory of Architectural Heritage stands in the townland of Derreen.

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).

Radon

About 1 in 10 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

No LiDAR survey of the Office of Public Works covers the centre of the townland of Derreen.

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.

No address of the register names Derreen with five sales or more. The sales of the area are on the page of Co. Offaly.

Name

Derreen · An Doirín

Area

1,272,329 m² (127.23 ha, 314.4 acres)

Civil parish

Ballykean, and its townlands

Barony

Philipstown Upper

Electoral division

Ballyshear, the unit of the census

Census 2022

Ballyshear electoral division: 407 people in 134 households; 93% of households own their home; 33% of homes were built since 2001; 4% of dwellings stood vacant on census night, and 1% were holiday homes.

Neighbouring townlands

Bogtown, Clonygowan, Clonyquin, Kilcappagh

Placenames

Derreen 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.