Thornhill

2 registered freehold parcels lie mostly in Thornhill, from 7,413 m² (0.74 ha, 1.83 acres) to 155,242 m² (15.52 ha, 38.36 acres). The dashed line is the townland's boundary. 9 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 Thornhill 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.

No planning application touches the townland of Thornhill in the national file, which goes back to 2010.

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 Thornhill.

Recorded monuments

No recorded monument lies in the townland of Thornhill.

Architectural heritage

• Thornhill House, house, 1810–1830 · Regional interest
  Description

  Detached three-bay two-storey house, built c.1820, having central full-height bow-fronted bay to four-bay north elevation, and lean-to extension to south elevation. Hipped slate roof to front (east), side (north) and rear (west) elevations, and M-profile pitched slate roof to south. Rendered chimneystacks with clay pots, cast-iron rainwater goods, clay ridge tiles, moulded painted eaves course and paired timber eaves supports to overhanging eaves. Ashlar masonry limestone and sandstone walls, having tooled block-and-start quoins and rusticated plinth course, harl-rendered to south. Timber sliding sash windows throughout. Round-headed window opening to rear, having render sill and nine-over-nine pane window, square-headed elsewhere. Six-over-six pane and three-over-six pane to rear. Other elevations have painted gauged-brick lintels and block-and-start surrounds, tooled sandstone sills and six-over-six pane windows. Round-headed painted render scoop-recessed entrance to front, having moulded rusticated stone voussoirs and render enlarged keystone over, elliptical-headed door opening with double-leaf timber panelled door and spoked fanlight, opening onto stone paving. Square-headed door opening to rear, with painted gauged brick voussoirs and block-and-start brick surround, with replacement timber door and over-light. Square-headed door opening to south, having render reveal and timber panelled door. Outbuildings to rear of house arranged around courtyard, having hipped slate roofs with mixed cast-iron and replacement rainwater goods and having clay ridge tiles, random rubble limestone and sandstone walls, gauged-brick square-headed window openings having red brick surrounds, masonry sills, some with six-over-six pane timber sliding sash windows and some with timber fittings, gauged-brick square-headed door openings, with red brick surrounds, timber battened doors or blocked openings, and gauged-brick segmental-headed openings, some having double-leaf timber battened doors, some blocked. Harl-rendered wall enclosing yard to south of house, having segmental carriage arch with single-leaf cast-iron gate flanked by rendered piers.

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

The 1:50,000 map rates the landslide susceptibility here as moderately low, low, low (inferred).

Terrain model

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

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 Thornhill with five sales or more. The sales of the area are on the page of Co. Monaghan.

Name

Thornhill · Cnoc na Sceiche

Area

162,655 m² (16.27 ha, 40.19 acres)

Civil parish

Drumsnat, and its townlands

Barony

Monaghan

Electoral division

Drumsnat, the unit of the census

Census 2022

1,069 people lived in 392 households in the Drumsnat electoral division. 70% of households owned their home. 32% of homes were built since 2001. 8% of dwellings stood vacant on census night, and 1% were holiday homes.

Neighbouring townlands

Aghnamallagh, Brookvale, Carrowbarra, Mullanacross, Skeagh

Placenames

Thornhill 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.