Permission for development at Westport House & Estate, Westport Demesne, Westport, Co.…

Commenced date

4 Aug 2026

Planning permission

P23/60534

Local authority

Mayo County Council

Floor area

4,534 m²

Permission for development at Westport House & Estate, Westport Demesne, Westport, Co. Mayo for the ‘Restoration and Interpretation of Westport Estate’, within and around the curtilage of a number of Protected Structures throughout the Estate. The proposed development comprises: 1. The restoration of Westport House (a Protected Structure) including to repair and upgrade the fabric and accessibility of the house alongside providing a new visitor and interpretive experience within; 2. The restoration and repurposing of the Coach House (a Protected Structure) at ground and first floor to repair and upgrade the fabric of original structures, demolition of non-historic additions and adjacent structures, and provision of new build extensions (principally single storey with varying height up to maximum of c. 5.8 metres, with first floor link element to maximum of up to c. 7 metres height) to accommodate a visitor facility including café, retail and administrative / ancillary functions and the ‘Grace O’Malley Experience’ interpretive space; 3. The ‘Wild Realms’ to deliver an outdoor landscape and gardens based visitor experience, including: a) the partial restoration of formal Italianate gardens to west of Westport House; b) the ‘Lower Realm’ at and adjoining ‘Ladies Island’ (including construction of single storey ‘Eartharium’ entrance passageway structure (c. 5.2m high) and elevated walkway (with varying height up to maximum of c. 4 metres above ground) with associated gathering areas and an elevated story telling structure (c. 11.5 metres high or c. 14 metres overall height above ground level)), including demolition / removal of remaining features of Pirate Adventure Park complex; c) the ‘Middle Realm’ at and adjoining the Walled Garden (a Protected Structure), including conservation and partial repurposing of surviving original structures and construction / installation of new structures / features; d) the ‘Upper Realm’ at and adjoining Garvillaun; and, e) provision of pedestrian / visitor routes including repair / consolidation and bridging of existing Causeway to Garvillaun (partially within the maritime area and subject to a Maritime Area Consent) and the creation of a Pontoon across Westporthouse Lough. 4. Supporting amenity, infrastructure and ancillary development throughout the Estate, including: a) provision of new cycle, bus and car parking and consolidation / rationalisation of existing parking; b) creation of entrance parkland area, hard and soft landscaping / public realm elements, paths and routes throughout; c) provision of drainage, services, utilities, substation and switch room building (c. 3m high), plant and equipment including (gas) package plant structure (c. 3m high), lighting, toilet facilities (c. 2.6m high structures), traffic management provisions / controls, boundary treatments and enclosures, signage, wayfinding and interpretive infrastructure; and, d) demolition / removal / dismantling of existing elements / structures, temporary and enabling works, and all associated and ancillary works and development