Derrinisky

53 registered freehold parcels lie mostly in Derrinisky, from 15 m² to 102,845 m² (10.28 ha, 25.41 acres). The dashed line is the townland's boundary. 27 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.

No zone of a development plan covers Derrinisky 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.

• 21 May 2026N/a

  Permission for replacement of pitched roof with a mansard roof and dormer and extensive remodelling at

  Permission · Roscommon County Council, 2660241

• 5 Nov 2020Conditional

  Retention Permission for passing bay/set down area for use during transportation of abnormal loads of wind turbine components to Derrysallagh Wind Farm, Permission for finishing works to filled area and for site fencing and gates at

  Permission · Roscommon County Council, 20457

• 16 Oct 2020N/a

  Retention of Passing Bay/Set Down Area for use during transportation of abnormal loads of wind turbine components to Derrysallagh Wind Farm. Permission for finishing works to filled area and for site fencing and gates at

  Retention · Roscommon County Council, 20430

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 Derrinisky.

Recorded monuments

No recorded monument lies in the townland of Derrinisky.

Architectural heritage

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

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

At the centre of the townland of Derrinisky, 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 moderately low, low, partly inferred.

Terrain model

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

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.

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

Name

Derrinisky

Area

596,518 m² (59.65 ha, 147.4 acres)

Civil parish

Kilronan, and its townlands

Barony

Boyle

Electoral division

Lough Allen, the unit of the census

Neighbouring townlands

Carrownanalt, Corgorman, Derreenavoggy, Greaghnaleava More, Knockadryan, Lislea, Lurgan

Placenames

Derrinisky 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.