Glennacally

23 registered freehold parcels lie mostly in Glennacally, from 1,117 m² to 17,880,766 m² (1,788.08 ha, 4,418.43 acres). The dashed line is the townland's boundary; 33 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 Glennacally 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.

• 8 Jun 2026N/a

  The development will consist of (1) the renovation and extension of existing dwelling house, (2) the construction of domestic garage and (3) the upgrade of effluent treatment system together with all ancillary site works.

  Permission · Mayo County Council, 2660441

Source: National Planning Applications, Department of Housing, Local Government and Heritage, CC BY 4.0. Applicants are not shown.

Designated sites

• Special Area of Conservation: Mweelrea/Sheeffry/Erriff Complex SAC 001932
• Proposed Natural Heritage Area: Maumtrasna Mountain Complex 000735
• Proposed Natural Heritage Area: Mweelrea/Sheeffry/Erriff Complex 001932

Recorded monuments

No recorded monument lies in the townland of Glennacally.

Architectural heritage

• Gowlan Bridge, bridge, 1825–1835 · Regional interest
  Description

  Single-arch road bridge over stream, built 1828-31[?]; extant 1838. Coursed rubble sandstone walls with lichen-covered rendered rounded coping to parapets. Single segmental arch with drag edged tooled limestone ashlar voussoirs. Sited spanning stream with unkempt banks to river.

• Glennacally Bridge, bridge, 1825–1830 · Regional interest
  Description

  Single-arch road bridge over river, dated 1826; extant 1838. Coursed or snecked sandstone walls with abbreviated drag edged tooled cut-sandstone stringcourses supporting parapets having rubble sandstone coping. Single pointed arch with sandstone ashlar voussoirs centred on inscribed cut-sandstone keystone ("1826"). Sited spanning Glennacally River with boulder-covered unkempt banks to river.

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 5 homes in this area is likely to have high radon levels. Testing a home

Landslides

Susceptibility high, moderately high, moderately low, low, low (inferred), on the 1:50,000 map; parts are water.

Terrain model

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

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 Glennacally with five sales or more. The sales of the area are on the page of Co. Mayo.

Name

Glennacally · Gleann na Caillí

Area

21,203,546 m² (2,120.35 ha, 5,239.51 acres)

Civil parish

Aghagower, and its townlands

Barony

Murrisk

Electoral division

Erriff, the unit of the census

Census 2022

Erriff electoral division: 112 people in 42 households; 94% of households own their home; 24% of homes were built since 2001; 15% of dwellings stood vacant on census night, and 25% were holiday homes.

Neighbouring townlands

Aillebaun, Barnahowna, Derrintin, Derry, Dirkbeg, Dooletter, Maumtrasna, Shanafaraghaun (Co. Galway), Srahatloe, Tawnaleen (Co. Galway)

Gaeltacht

In an Irish-speaking area

Placenames

Glennacally 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.