Haroldsgrange

1,138 registered freehold parcels lie mostly in Haroldsgrange, from 2 m² to 131,772 m² (13.18 ha, 32.56 acres). The dashed line is the townland's boundary; 57 neighbouring parcels touch it.

Download the townland: DXF, in Irish Transverse Mercator metres, with its boundary, parcels and buildings; GeoJSON or KML.

• R2Objective A (Existing residential)
  COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 647 parcels The zoning objective in the plan
• R2RES (Existing residential)
  South Dublin County Development Plan 2022-2028, South Dublin · 477 parcels The zoning objective in the plan
• G1OS (Open space, park)
  South Dublin County Development Plan 2022-2028, South Dublin · 18 parcels The zoning objective in the plan
• G1Objective F (Open space, park)
  COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 9 parcels The zoning objective in the plan
• M3LC (District, neighbourhood centre)
  South Dublin County Development Plan 2022-2028, South Dublin · 1 parcels The zoning objective in the plan
• C2.1Objective E (Industrial, enterprise, employment)
  COUNTY DEVELOPMENT PLAN 2022-2028, Dun Laoghaire-Rathdown · 1 parcels The zoning objective in the plan

Source: Tailte Éireann and the Department of Housing (MyPlan), national zoning, CC BY 4.0.

• 3 Sept 2026Assessment period

  Retention and permission. The development consists of; retention of a small deta

  Permission for retention · Dun Laoghaire Rathdown County Council, D26A/0660/WEB

• 27 Aug 2026Grant certificate of exemption

  1 Unit

  Certificate of exemption - part v · Dun Laoghaire Rathdown County Council, V/061/26

• 21 Aug 2026Declare application invalid

  The development consists of; retention of a small detached house in the rear gar

  Permission · Dun Laoghaire Rathdown County Council, D26A/0621/WEB

• 19 Aug 2026Referral

  Widen existing brick dormer to the left located on the front elevation at first floor level to include an additional window also internal modifications.

  Permission · South Dublin County Council, SD26B/0376W

• 20 Jul 2026Grant permission

  Conversion of existing attic space to non-habitable space including raised gable with mini-hip; Dormer to rear; Dormer to front; Bay window to side (at first floor); Single storey extension to rear & all associated site works.

  Permission · South Dublin County Council, SD26B/0337W

• 1 Jul 2026Unregistered application

  Proposed Outdoor advertising project comprising of digital advertising display units

  Application under part 8 · South Dublin County Council, PT8SD422

• 30 Jun 2026Grant permission

  Alterations and extensions to the existing two-storey, semi-detached house compr

  Permission · Dun Laoghaire Rathdown County Council, D26B/0380/WEB

• 14 May 2026Grant permission

  The development will consist of: 1) demolition of the existing single-storey ex

  Permission · Dun Laoghaire Rathdown County Council, D26B/0287/WEB

• 11 May 2026Declare application invalid

  The development will consist of: 1) demolition of the existing single-storey ex

  Permission · Dun Laoghaire Rathdown County Council, D26B/0279/WEB

• 24 Apr 2026Grant permission

  Two - storey extension to side and rear, with attic store upgrade. Dutch hipped roof on side and obscured glazing in rear attic gable window.

  Permission · South Dublin County Council, SD26B/0193W

• 23 Apr 2026Grant permission

  Construction of new dormer roof & windows to rear. Increase in existing dormer to front, single storey extension to rear internal alterations and all associate site works.

  Permission · South Dublin County Council, SD26B/0194W

• 3 Apr 2026Invalid - site notice

  Two storey extension to side and rear. Attic store upgrade, dutch hipped roof on side and obscured glazing in rear attic gable window.

  Permission · South Dublin County Council, SD26B/0153W

• 19 Mar 2026Grant permission for retention

  Permission for retention for (1) provision of new pedestrian gate to side eleva

  Permission for retention · Dun Laoghaire Rathdown County Council, D26B/0154/WEB

• 11 Mar 2026Declare application invalid

  Permission for retention for (1) provision of new pedestrian gate to side eleva

  Permission for retention · Dun Laoghaire Rathdown County Council, D26B/0137/WEB

• 22 Jan 2026Grant permission

  New raised roof structure to provide habitable accommodation at second floor level. Connection to all public services. All necessary ancillary works to facilitate this development.

  Permission · South Dublin County Council, SD26B/0024W

• 16 Jan 2026Invalidate application

  New raised roof structure to provide habitable accommodation at second floor level. Connection to all public services. All necessary ancillary works to facilitate this development. At No. 55 Hermitage Park, Rathfarnham, Co. Dublin

  Permission · South Dublin County Council, SD26B/0012W

• 19 Nov 2025Grant permission for retention

  Retention Planning Permission for roof window to front

  Permission for retention · Dun Laoghaire Rathdown County Council, D25B/0656/WEB

• 15 Oct 2025Grant permission for retention

  For modification to previously granted application- D25A/0363/WEB. The modificat

  Permission for retention · Dun Laoghaire Rathdown County Council, D25A/0783/WEB

• 25 Sept 2025Grant permission

  The development will consist of the provision of a sport wall (19m in length and 5m in height) located to the north of the existing school buildings, and all associated site development works.

  Permission · South Dublin County Council, SD25A/0126W

• 7 Aug 2025Grant permission

  Extending the front dormer roof, constructing a rear dormer roof to the party line of the adjoining property, No. 13 Grange Manor Grove, in coordination with neighbours also seeking permission to build a dormer roof along the party line, reconfiguring the first floor for an extra bedroom, and the ground floor to add patio doors, widening the vehicular entrance, and all ancillary works necessary to facilitate the development.

  Permission · South Dublin County Council, SD25B/0483W

• 7 Aug 2025Grant permission

  Extending the front dormer roof, constructing a rear dormer roof to the party line of the adjoining property, No. 15 Grange Manor Grove, in coordination with neighbours also seeking permission building a dormer roof along the party line, reconfiguring the first floor for an extra bedroom, and the ground floor to add patio doors, and all ancillary works necessary to facilitate the development.

  Permission · South Dublin County Council, SD25B/0484W

• 14 Jul 2025Grant permission for retention

  Retention of the bathroom window to the first floor rear extension

  Retention · South Dublin County Council, SD25B/0445W

• 2 Jul 2025Grant permission

  A new single storey ground floor extension to rear of property, with flat roof and roof windows. Convert attic to storage space with dormer extension to rear of existing roof, raise gable wall to roof level & erect new pitched roof and join to existing roof, 2 No. new roof windows to front of existing roof, 1 No. new roof window to rear of existing roof, and all associated site works.

  Permission · South Dublin County Council, SD25B/0428W

• 4 Jun 2025Grant permission

  Modifications to previous planning permission D22A/0981 for a proposed new 170

  Permission · Dun Laoghaire Rathdown County Council, D25A/0438/WEB

• 28 May 2025Grant permission

  Planning Permission is sought for the partial change of use for before & after s

  Permission · Dun Laoghaire Rathdown County Council, D25A/0418/WEB

The 25 most recent of over 100 applications.

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 Haroldsgrange.

Recorded monuments

• DU022-021 Mound
  Description

  The 1937 OS 6-inch map shows a linear earthwork culminating in a mound to the S of the townland boundary that divides Haroldsgrange from Whitehall. This is a small, circular, tree-topped mound (diam. 10m; H 4m) (Healy 1975, 1-19). Compiled by Geraldine Stout Date of upload: 25th April 2012

• DU022-022 Enclosure
  Description

  Situated on the grounds of Elmpark. A circular enclosure (diam. c. 20m) has been identified from an aerial photograph taken in 1971 (FSI 2:330/329). There is a housing estate on the site. There are no visible remains at ground level. Compiled by Geraldine Stout date of upload: 25th April 2012

Architectural heritage

• The Priory, country house, 1700–1760 · Regional interest
  Description

  Remains of detached five-bay two-storey split-level house, extant 1760, on a rectangular plan. Vacated, 1923. Now in ruins. Set in relandscaped grounds.

• Eden, country house, 1730–1780 · Regional interest
  Description

  Detached three-bay two-storey former country house, c.1750, with three-bay single-storey bow-fronted end pavilions to east and west and wide floating pediment. Now in use as a public house. Roughcast rendered walls. Off-set timber panelled door with pedimented block and start surround. Replacement timber sash and uPVC casement windows with flush render mock quoin surrounds. M-profile slate roof with chimney stacks to gables. Flat-roofed extensions to rere. Yard and outbuildings to rere, the southernmost having two blocked carriage arches.

• Marlay Grange, country house, 1860–1880 · Regional interest
  Description

  Multiple-bay, two-storey, high-roofed Victorian Gothic house, c. 1872, with gables and dormer windows. Tower with truncated pyramidal roof. Two-storey gate lodge by gateway at main road has pitched slate roof and later features. Two-storey barn behind with hipped roof and rendered walls.

• Pearse Museum, country house, 1770–1790 · Regional interest
  Description

  Detached three-bay three-storey over basement former country house, c.1780, now in use as a museum and visitor centre. Single-storey over basement wing to rere forming L-plan. Ashlar granite walls. Giant tetrastyle Doric portico with pilaster responds. Full-width cornice to façade at entablature level. Timber sash windows throughout. Replacement glazed timber doors with radial fanlight. Hipped slate roof behind parapet, with single central chimney stack. Pair of quadrant walls to front forming semi-circular court, with banked lawns and steps to entrance. Pedimented coach house and apsidal projection with blocked windows to rere. Two service courts, one converted to visitor facilities, with cast-iron structural elements.

• Grange Golf Club, demesne walls/gates/railings, 1770–1790 · Regional interest
  Description

  Former demesne entrance screen, c.1780, now leading to golf club. Rusticated ashlar granite piers with carved caps. Replacement iron gates. Flanking roughcast rendered screen walls and terminating piers with carved stone caps. Cast- and wrought-iron arch over gate bearing 'Grange Golf Club' lettering under escutcheon having three trees, dated 1910.

• Pearse Museum, demesne walls/gates/railings, 1830–1860 · Regional interest
  Description

  Entrance screen of former demesne, c.1845, now leading to museum. Simple cast-iron gates with flanking pedestrian gates in repointed ashlar granite archways surmounted by cornices and stone lions. Further flanking rubble stone quadrant screen walls with granite coping, tapering pilasters and ashlar terminating piers. Three-bay single-storey lodge set within. Rendered, ruled and lined walls. Timber casement windows in pointed openings. Gable-fronted glazed porch with carved bargeboards. Pyramidal slate roof with rendered chimney stacks.

• Pearse Museum, folly, 1780–1820 · Regional interest
  Description

  Single-storey lodge or fort, c.1800, built in the Gothic style, with crude battlemented rubble walls against the estate wall. Plan based on five-pointed star. Four rooms with central chimney and single gated doorway. Very narrow recessed external stair.

• Pearse Museum, folly, 1780–1820 · Regional interest
  Description

  Collection of various grotesque, Gothic garden features, c.1800, associated with Emmet's Walk. Grotto and dolmen with druidic and prehistoric pretensions, three stone archways, a small building with gothic openings and battlemented roof and a two-storey tower adjacent to a two-flight stairway and weir in river, possibly originally housing a hydraulic ram. This tower has a vaulted lower chamber with gothic openings, a similar first floor and a rooftop belvedere. Construction includes the use of slag, terracotta, stone and brick with distinctive fossilised crenellations.

• Marlay House, country house, 1760–1765 · National interest
  Description

  Detached seven-bay (five-bay deep) two-storey over part raised basement country house, rebuilt 1764, on a T-shaped plan; nine-bay two-storey rear (south) elevation centred on three-bay two-storey bow on a segmental plan. Extended, 1794, producing present composition. Sold, 1864. Occupied, 1911. Sold, 1925. Resold, 1972. Restored, 1992. Hipped slate roof behind parapet abutting bow-ended hipped slate roof (south) on a T-shaped plan centred on half-conical slate roof, clay ridge tiles, rendered chimney stacks on "Cyma Recta"- or "Cyma Reversa"-detailed cushion courses on rendered bases having "Cyma Recta"- or "Cyma Reversa"-detailed cornices below capping supporting terracotta octagonal pots, and concealed rainwater goods retaining cast-iron hoppers and downpipes. Part creeper- or ivy-covered roughcast walls on cut-granite chamfered cushion course on roughcast base with rusticated quoins to corners supporting urn finial-topped cut-granite coping to parapet. Square-headed central door opening approached by flight of six cut-granite steps between wrought iron railings, doorcase with paired engaged Doric columns on plinths supporting urn finial-topped "Cyma Recta"- or "Cyma Reversa"-detailed cornice on swag-detailed fluted frieze framing timber panelled double doors having overlight. Square-headed window opening (first floor) with "Cyma Recta"- or "Cyma Reversa"-detailed sill, and surround with monolithic pilasters supporting "Cyma Recta"- or "Cyma Reversa"-detailed hood moulding on scroll consoles framing six-over-six timber sash window. Square-headed window openings (basement) with cut-granite sills, and concealed dressings framing three-over-three timber sash windows behind wrought iron bars. Square-headed window openings with cut-granite sills, and cut-granite surrounds framing six-over-six timber sash windows without horns. Square-headed window openings to rear (south) elevation with cut-granite sills, and concealed dressings framing three-over-three (basement) or six-over-six timber sash windows without horns. Interior including (ground floor): central entrance hall retaining carved timber surrounds to door openings framing timber panelled doors, columnar screen with Corinthian columns having responsive pilasters, pair of cut-limestone oval date stones ("1996"; "1794") centred on cut-white marble Classical-style chimneypiece, and decorative plasterwork cornice to ceiling centred on decorative plasterwork ceiling rose; breakfast room or morning room (north-east) retaining carved timber surrounds to door openings framing timber panelled doors with carved timber surrounds to window openings framing timber panelled shutters on panelled risers, cut-white marble Classical-style chimneypiece, and decorative plasterwork cornice to ceiling centred on decorative plasterwork ceiling rose; bow-ended dining room (south-east) retaining carved timber Classical-style surrounds to door openings framing timber panelled doors with carved timber surrounds to window openings framing timber panelled shutters on panelled risers, cut-white marble Classical-style chimneypiece, and decorative plasterwork cornice to ceiling centred on decorative plasterwork ceiling rose; bow-ended drawing room (south) retaining carved timber surrounds to door openings framing timber panelled doors with carved timber surrounds to window openings framing timber panelled shutters on panelled risers, inlaid cut-white marble Classical-style chimneypiece, and decorative plasterwork cornice to ceiling centred on decorative plasterwork ceiling rose; bow-ended library (south-west) retaining carved timber surrounds to door openings framing timber panelled doors with carved timber surrounds to window openings framing timber panelled shutters on panelled risers, Classical-style chimneypiece, and decorative plasterwork cornice to ceiling centred on decorative plasterwork ceiling rose; and carved timber surrounds to door openings to remainder framing timber panelled doors with carved timber surrounds to window openings framing timber panelled shutters on panelled risers. Set in landscaped grounds.

• Marlay House, stables, 1760–1837 · Regional interest
  Description

  Stable complex, extant 1837, on a U-shaped plan about a courtyard including (west): Attached seven-bay single-storey outbuilding with half-attic on a rectangular plan. Renovated to accommodate alternative use. Pitched slate roof with terracotta ridge tiles, red brick Running bond chimney stacks having corbelled stepped capping supporting yellow terracotta tapered pots, and cast-iron rainwater goods on timber eaves boards retaining cast-iron downpipes. Repointed coursed rubble stone walls. Elliptical-headed central integral carriageway with repointed voussoirs framing timber boarded double doors. Square-headed door openings with cut-granite monolithic surrounds framing timber boarded double doors. Square-headed window openings with cut-granite sills, and repointed block-and-start surrounds framing timber casement windows. Set in landscaped grounds shared with Marlay House.

• Marlay House, walled garden, 1794–1837 · Regional interest
  Description

  Walled garden, extant 1837, on a rectangular plan with repointed boundary wall to perimeter having creeper- or ivy-covered rendered red brick header bond coping; red brick irregular bond surface finish to courtyard elevation. Restored, 2000. Set in landscaped grounds shared with Marlay House.

• Marlay House, worker's house, 1794–1837 · Regional interest
  Description

  Detached three-bay two-storey head gardener's house, extant 1837, on a rectangular plan with two-bay two-storey side elevations; three-bay two-storey rear (west) elevation. Renovated to accommodate alternative use. Replacement hipped slate roof with clay ridge tiles, slate hung chimney stacks having concrete capping supporting crested terracotta pots, and uPVC rainwater goods on timber eaves boards on slightly overhanging box eaves having paired timber consoles. Replacement rendered battered walls on rendered chamfered plinth with rendered band to eaves. Square-headed off-central opposing door openings with concealed dressings framing replacement timber boarded or tongue-and-groove timber panelled doors. Square-headed window openings with cut-granite sills, and rendered "bas-relief" surrounds framing replacement four-over-four timber sash windows having part exposed sash boxes. Set in landscaped grounds shared with Marlay House.

• Marlay House, gates/railings/walls, 1911–1936 · Regional interest
  Description

  Gateway, extant 1936, on a symmetrical plan comprising pair of margined rock faced granite ashlar piers on chamfered plinths having stringcourses below thumbnail beaded-detailed cornice capping supporting wrought iron double gates. Road fronted at entrance to grounds of Marlay House.

• Post box, 1881–1901 · Regional interest
  Description

  Wall-mounted cast-iron "wall box" post box, between 1881-1901; extant 1907, with "VR [Victoria Regina]" royal cipher. Now disused. Set in boundary wall.

• Marlay House, gates/railings/walls, 1844–1907 · Regional interest
  Description

  Gateway, extant 1907, on a symmetrical plan comprising pair of margined granite ashlar piers on chamfered plinths having cut-granite pyramidal capping supporting spear head-detailed cast-iron double gates. Road fronted at entrance to grounds of Marlay House.

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

Landslides

Susceptibility 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_3210 (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.

No address of the register names Haroldsgrange with five sales or more. The sales of the area are on the page of Co. Dublin.

Name

Haroldsgrange · Gráinseach an Araltaigh

Area

1,393,749 m² (139.37 ha, 344.4 acres)

Civil parish

Whitechurch, and its townlands

Barony

Rathdown

Electoral division

Rathfarnham-Hermitage, the unit of the census

Census 2022

Rathfarnham-Hermitage electoral division: 4,378 people in 1,581 households; 83% of households own their home; 16% of homes were built since 2001; 3% of dwellings stood vacant on census night, and 0% were holiday homes.

Neighbouring townlands

Ballinteer, Ballyboden, Churchtown Upper, Clarkstown, Edmondstown, Rathfarnham, Taylorsgrange, Whitechurch, Whitehall, Willbrook

Placenames

Haroldsgrange 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.