Ashtown
Townland in the civil parish of Castleknock, barony of Castleknock, Co. Dublin; in Irish Baile an Ásaigh
- Area
- 101.6 ha
- 251 acres
- Land parcels
- 233
- registered freehold, median 222 m²
- Zoning
- R2
- RS - Residential
- Planning
- 82
- applications since 2010
Land parcels
Registered freehold land, Tailte Éireann
233 registered freehold parcels lie mostly in Ashtown, from 3 m² to 197,257 m² (19.73 ha, 48.74 acres). The dashed line is the townland's boundary; 24 neighbouring parcels touch it.
Download the townland: DXF, in Irish Transverse Mercator metres, with its boundary, parcels and buildings; GeoJSON or KML.
Zoning
Development plans, national zoning
- R2RS - Residential (Existing residential)
The Fingal Development Plan 2023 – 2029, Fingal · 220 parcels The zoning objective in the plan - C3HT - High Technology (Office, business/technology park and related)
The Fingal Development Plan 2023 – 2029, Fingal · 13 parcels The zoning objective in the plan - G3HA - High Amenity (Conservation, amenity or buffer space, corridor/belt, landscape)
The Fingal Development Plan 2023 – 2029, Fingal · 11 parcels The zoning objective in the plan - R1RA - Residential Area (New/proposed residential)
The Fingal Development Plan 2023 – 2029, Fingal · 3 parcels The zoning objective in the plan - G4OS - Open Space (Active open space)
The Fingal Development Plan 2023 – 2029, Fingal · 2 parcels The zoning objective in the plan - G5Z9: Amenity/Open Space Lands/Green Network (Mixed/general 'green'/recreation/conservation, other)
Development Plan 2022-2028, Dublin · 1 parcels The zoning objective in the plan - S3CI - Community Infrastructure (Community facilities)
The Fingal Development Plan 2023 – 2029, Fingal · 0 parcels The zoning objective in the plan
Source: Tailte Éireann and the Department of Housing (MyPlan), national zoning, CC BY 4.0.
Planning applications
Sites that touch the townland, newest first
24 Mar 2026Grant permission
The development will consist of an attic conversion including a dormer
Permission · Fingal County Council, FW26A/0119E
21 Jan 2026Grant permission
The development will consist of the construction of 1. A first floor
Permission · Fingal County Council, FW26A/0023
16 Jan 2026Additional information
The Electricity Supply Board (ESB) intends to apply for permission for a 10-year approval for development at this site consisting of up to approximately 3.72 kilometres (km) of 38 kilovolts (kV) underground cable (UGC) across 3 no. routes at different locations in Dublin City with a total site area of c.4.23ha. The proposed UGC are located at the Ashtown, Glasnevin and North Wall areas within Dublin City. The proposed development consists of the following elements: • Installation of 3no. new 38 kV underground cable routes, or cable route sections, and all associated site and development works within the administrative area of Dublin City Council (DCC) as outlined below and illustrated on the maps herein: - The proposed Coolmine cable route section within DCC is approximately 1.14km in length connecting the permitted Ashtown 38 kV substation (ACP Ref. 314232) to the County Border with Fingal at Navan Road (R147). - The proposed Glasnevin cable route is wholly within DCC and is approximately 1.2km in length connecting the existing Glasnevin 38kV substation to the permitted Clareville 38kV substation (ACP Ref. 314232). - The proposed North Quays cable route is wholly within DCC and is approximately 1.38km in length connecting the permitted Spencer Dock 38kV substation (ACP Ref. 314232) with the existing 38 kV circuit on East Wall Road (R131). The primary purpose of the proposed underground cables is to provide electrical power to the Dart+ West Railway project as granted under the DART+ West Railway Order (ACP Ref. 314232). The proposed underground cable routes will incorporate the following elements: • Communication links and fibre optic cables between all substations in the same trench as the UGC; • Joint bays and communication chambers along the UGC alignment; • Temporary construction laydown and work areas with ancillary staff facilities and parking, temporary access tracks, passing bays and water and utility crossings. • All associated and ancillary above and below ground site development works, including works comprising or relating to permanent and temporary construction and roadworks and excavation (including HDD) and vegetation clearance. Refer to the enclosed site and newspaper notices for a full description of development for the maps attached.
Permission · Dublin City Council, WEB1097/26
16 Jan 2026Grant time ext (3 months) ai
The Electricity Supply Board (ESB) intends to apply for permission for
Permission · Fingal County Council, FW26A/0017E
1 Dec 2025Grant permission
The development will consist of (i) Demolition of existing two-storey
Permission · Fingal County Council, FW25A/0514E
26 Sept 2025Grant permission
Permission is sought for the construction of A) a new canopy over the
Permission · Fingal County Council, FW25A/0424E
23 Jun 2025Grant permission
The proposed development will consist of a Large-scale Residential Dev
Lrd application · Fingal County Council, LRD0051/S3E
4 Apr 2025Grant permission
Alterations to approved plans Reg. Ref. FW20A/0023 at the Former Phoen
Permission · Fingal County Council, FW25A/0135E
20 Mar 2025Grant permission & refuse permission
Existing boundary wall to be restored and rebuilt along River Rd and t
Permission · Fingal County Council, FW25A/0108E
13 Mar 2025Grant permission & grant retention
Permission is sought for: 1 no. temporary security hut (c. 7.3 sq. m);
Permission and retention · Fingal County Council, FW25A/0096E
19 Feb 2025Invalid application
Permission is sought for 1no. temporary security hut (c. 7.3sq. m); an
Retention · Fingal County Council, FW25A/0058E
11 Dec 2024Grant permission for retention
Permission for retention is sought for a development that will consist
Retention · Fingal County Council, FW24A/0518
16 Nov 2024Grant permission
Planning permission is sought for new creche facility on ground floor
Permission · Fingal County Council, FW24A/0478E
4 Nov 2024Grant permission
The development will consist of change of use and conversion from Gym,
Permission · Fingal County Council, FW24A/0453E
30 Oct 2024Grant permission for retention
The development will consist of retention of as built attenuation tank
Retention · Fingal County Council, FW24A/0446E
14 Oct 2024Grant permission
The development will consist of the change of use of the permitted caf
Permission · Fingal County Council, FW24A/0421E
14 Oct 2024Invalid application due to site notice
The development consists of alterations to previously granted
Retention · Fingal County Council, FW24A/0420
19 Sept 2024Invalid application due to site notice
The development will consist of change of use and conversion from Gym,
Permission · Fingal County Council, FW24A/0380E
21 Jun 2024Grant permission
The development will consist of the construction of a single storey(14
Permission · Fingal County Council, FW24A/0261
17 May 2024Invalid application due to site notice
The development will consist of the construction
Permission · Fingal County Council, FW24A/0211
21 Dec 2023Grant permission
To remove four outdoor panel signs
Permission · Fingal County Council, FW23A/0398
17 Nov 2023Grant permission
The proposed development will consist of dormer extension to the rear
Permission · Fingal County Council, FW23B/0050
15 Aug 2023Grant permission
The development will consist of alterations to approved plans
Permission · Fingal County Council, FW23A/0174
17 Jul 2023Grant permission
The development will consist of alterations to approved plans (Reg Ref
Permission · Fingal County Council, FW23A/0213
10 Jul 2023Grant permission
Development consisting of: (i) partial demolition of existing single s
Permission · Fingal County Council, FW23A/0040
The 25 most recent of 82 applications.
Source: National Planning Applications, Department of Housing, Local Government and Heritage, CC BY 4.0. Applicants are not shown.
Nature and heritage
Designated sites and recorded monuments
Designated sites
- Proposed Natural Heritage Area: Royal Canal 002103
Recorded monuments
No recorded monument lies in the townland of Ashtown.
Architectural heritage
- Ashton House, country house, 1800–1860 · Regional interest
Description
Detached three-bay three-storey over basement Victorian Italianate house, c.1830, flanked by two-storey wings, and having central breakfront with projecting single-storey entrance porch. Three-bay pavilion with glass lantern attached to north-west corner. Entrance gates, gate lodge and farmyard complex to grounds.ROOF: Concealed by parapet; irregular plan; double pitched; slate; rendered panelled and corniced chimneys; cast-iron rainwater goods. WALLS: Nap rendered; rendered quoins, string and cill courses; Italianate balustrades; gables and decorative urns. OPENINGS: Replacement double timber doors set in round headed opening; stained glass fanlight; Doric and Corinthian pilasters to porch; tri-partite square headed and arched window openings to central bay with keystone; replacement timber casements; square headed openings elsewhere segmental and pedimented dressings; rendered cill courses single pane timber sash windows; full height canted bay window to right side elevation having square headed segmental and pediment opening with timber sash windows.
- Longford Bridge and 10th Lock, bridge, 1790–1830 · Regional interest
Description
Single-arch humpback stone road bridge over Royal Canal, c.1810, located beside lock gates.Rubble limestone; cut limestone voussoirs and string course; oval limestone name plaque.
- Ashtown Mill, mill (water), 1800–1840 · Regional interest
Description
Detached four-bay five-storey former mill, c.1820, with copper clock to front façade. Three-bay four-storey extension attached to north-east corner. The clock is said to have come from Newgate Goal. Located on grounds of warehouse complex; overgrown Mill pond to rear.ROOF: Hipped; asbestos cement tiles; terracotta ridge tiles; double pitched slate to secondary block. WALLS: Coursed limestone rubble; steel tie bars to all floors of wing. OPENINGS: Segmental and square headed openings; yellow brick dressed opening; some original timber diamond pattern casements; granite cills to main block; brick cills to secondary block; tongue and groove timber doors; round headed openings to side elevation of main block; bricked up openings of both main block and wing, filled in with concrete blocks. INTERIOR:Cast-iron columns support floors.
- 10th Lock, lock, 1790–1795 · Regional interest
Description
Double lock, constructed c.1792. Dressed limestone chamber walls with gate recesses, cast-iron mooring rings and dressed limestone coping. Timber mooring posts to south side of chamber. Replacement timber and mild steel lock gates with timber balance beams. Walls of lower chamber slope up to middle gate with flight of replacement stone steps. Recesses for stop gates to eastern end. Canal expands to west to provide mooring area.
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).
Ground and risks
Radon, landslides, flooding
- Radon
- About 1 in 20 homes in this area is likely to have high radon levels. Testing a home
- Landslides
- Susceptibility moderately high, moderately low, low, low (inferred), on the 1:50,000 map.
- Terrain model
- LiDAR of the Office of Public Works, flown in 2011, at 2 m: tile OPW_3148 (ZIP).
- 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.
Homes sold
Property Price Register
- Ashtown, Dublin 1510 sales
The townland
- Name
- Ashtown · Baile an Ásaigh
- Area
- 1,015,528 m² (101.55 ha, 250.94 acres)
- Civil parish
- Castleknock, and its townlands
- Barony
- Castleknock
- Electoral division
- Castleknock-Park, the unit of the census
- Census 2022
- Castleknock-Park electoral division: 6,355 people in 2,262 households; 72% of households own their home; 44% of homes were built since 2001; 4% of dwellings stood vacant on census night, and 0% were holiday homes.
- Neighbouring townlands
- Castleknock, Dunsink, Pelletstown, Scribblestown
- Placenames
- Ashtown 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.