Derrylea

46 registered freehold parcels lie mostly in Derrylea, from 539 m² to 151,083 m² (15.11 ha, 37.33 acres). The dashed line is the townland's boundary. 33 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 Derrylea 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.

• 9 Sept 2026N/a

  for RETENTION planning permission is sought for an existing c. 1.95 km, c. 0.125m diameter wastewater pipeline, which connects the wastewater treatment plant at Liffey Meats to the Mountnugent River, located approximately c. 1.96 km west of the Liffey Meats plant. The Pipeline route passes through the townlands of Cloggagh and Claddagh. Retention is sought for the pipeline, pumpstation, chambers and all associated infrastructure above and below ground. In addition, planning PERMISSION is sought for the removal of c. 10m of the existing rising main pipeline at the outfall location, to be replaced with a c. 10m gravity flow pipe (c. 0.225m diameter) and associated headwall. Planning permission is also sought for the use and operation of the pipeline to facilitate wastewater flow to the discharge point at Mountnugent River and the discontinuance of use of the existing outfall and associated pipeline to the Pound Stream and all associated works above and below ground. The proposed relocated discharge is facilitated under the existing discharge licence. No change to the quality or volume of the discharge is proposed as part of this development. The application relates to development for the purposes of an activity requiring a license from the Environmental Protection Agency under the Industrial Emissions Directive

  Permission · Cavan County Council, 2660523

• 11 Aug 2026N/a

  for RETENTION planning permission for an existing c. 1.95 km, c. 0.125m diameter wastewater pipeline, which connects the wastewater treatment plant at Liffey Meats to the Mountnugent River, located approximately c. 1.96 km west of the Liffey Meats plant. The Pipeline route passes through the townlands of Cloggagh and Claddagh. Retention is sought for the pipeline, pumpstation, chambers and all associated infrastructure above and below ground. In addition, planning PERMISSION is sought for the removal of c. 10m of the existing rising main pipeline at the outfall location, to be replaced with a c. 10m gravity flow pipe (c. 0.225m diameter) and associated headwall. Planning permission is also sought for the use and operation of the pipeline to facilitate wastewater flow to the discharge point at Mountnugent River and the discontinuance of use of the existing outfall and associated pipeline to the Pound Stream and all associated works above and below ground. The proposed relocated discharge is facilitated under the existing discharge licence. No change to the quality or volume of the discharge is proposed as part of this development. The application relates to development for the purposes of an activity requiring a license from the Environmental Protection Agency under the Industrial Emissions Directive

  Permission · Cavan County Council, 2660441

• 22 Jan 2026Conditional

  for alterations to existing office building (previously approved under Pl. Ref No. 24/60090) to include alterations to plans, elevations, footprint and all ancillary works to the building. Retention permission is also sought for an external yard area and retaining structures associated with yard space along with alterations to site boundary from previously approved

  Retention · Cavan County Council, 2660021

• 20 Jan 2026N/a

  for the retention of alterations to existing office building (previously approved under Pl. Ref No. 24/60090) to include alterations to plans, elevations, footprint and all ancillary works to the building. Retention permission is also sought for an external yard area and retaining structures associated with yard space along with alterations to site boundary from previously approved

  Retention · Cavan County Council, 2660016

• 11 Mar 2024Conditional

  to (1) erect part single storey/part two story extension to the front/side of existing commercial unit comprising of administration offices, reception area, associated staff facilities, link stairwell & signage, (2) alterations to elevations and internal layout of existing building, (3) new vehicular site entrance, service road, parking area & bicycle stands, (4) Upgrade existing sewerage treatment facilities and (5) all ancillary site works including, landscaping & boundary treatments. RETENTION permission is sought for the as built location of existing wastewater treatment system

  Permission · Cavan County Council, 2460090

• 26 Jan 2024Conditional

  for rehabilitation and improvement of 1km stretch of the Finaway River at Finaway Derrylea Claddagh Keenagh and Kildorough. Works will include removal of some in-stream vegetation, repair and reinstatement of existing in-stream structures, improvement and alteration of flow dynamics by the construction of deflectors, reinforcement of the river bank in some locations and the introduction of spawning gravel to improve breeding habitats for trout. Appropriate assessment and an NIS has been submitted as part of this application

  Permission · Cavan County Council, 2410

• 24 Jan 2024N/a

  to (1) erect part single storey/part two story extension to the front/side of existing commercial unit comprising of administration offices, reception area, associated staff facilities, link stairwell & signage, (2) alterations to elevations and internal layout of existing building, (3) new vehicular site entrance, service road, parking area & bicycle stands, (4) Upgrade existing sewerage treatment facilities and (5) all ancillary site works including, landscaping & boundary treatments. Retention permission is sought for the as built location of existing wastewater treatment system

  Permission · Cavan County Council, 2460022

• 13 Sept 2023N/a

  the development will consist of: erection of a dormer height extension to the rear of existing dwelling along with side attached carport & covered patio, alterations to existing dwelling plans & elevations, relocate existing wastewater treatment system & percolation area and all ancillary site works

  Permission · Carlow County Council, 2360201

• 13 Sept 2023Conditional

  for the erection of a dormer height extension to the rear of existing dwelling along with side attached carport & covered patio, alterations to existing dwelling plans & elevations, relocate existing wastewater treatment system & percolation area and all ancillary site works

  Permission · Cavan County Council, 2360179

• 21 Dec 2022Conditional

  to demolish existing uninhabitable dwelling and erect fully serviced two storey replacement dwelling with detached domestic garage, entrance, sewerage treatment facilities & all ancillary works

  Permission, 1 home · Cavan County Council, 22526

• 10 Sept 2020Conditional

  retain existing commercial unit; consisting of administration block, storage shed and machinery shed; existing yard, existing sewerage treatment facilities, existing water connection, existing site entrance and all ancillary site works

  Retention, 1 home · Cavan County Council, 20401

• 11 Aug 2020Conditional

  erect new dwelling house, domestic garage, entrance, boundary walls, piers with sewerage treatment system and percolation are. Significant further information and revised plans have been submitted.

  Permission, 1 home · Cavan County Council, 20337

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 Derrylea.

Recorded monuments

• CV038-023 Ringfort - rath
  Description

  Raised circular area (int. diam. 36m) enclosed by a low, much-denuded earthen bank and slight traces of a fosse identifiable only from SSW-SW. Bank has been modified and incorporated into the field boundary. Original entrance not recognisable. The above description is derived from the published 'Archaeological Inventory of County Cavan' (Dublin: Stationery Office, 1995). In certain instances the entries have been revised and updated in the light of recent research. Date of upload/revision: 22 December 2008

Architectural heritage

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

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 Derrylea, 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 Derrylea.

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.

• Derrylea, Ballyjamesduff11 sales

Name

Derrylea

Area

1,169,339 m² (116.93 ha, 288.95 acres)

Civil parish

Crosserlough, and its townlands

Barony

Castlerahan

Electoral division

Ballyjamesduff, the unit of the census

Census 2022

3,548 people lived in 1,187 households in the Ballyjamesduff electoral division. 59% of households owned their home. 57% of homes were built since 2001. 7% of dwellings stood vacant on census night, and 0% were holiday homes.

Neighbouring townlands

Claddagh, Clare, Finaway, Garrynogher, Keenagh, Rassan or Corglass

Placenames

Derrylea 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.