Residential land at Mountashton
Dún Laoghaire · Dún Laoghaire-Rathdown
On the RZLT map, no permission. RZLT-liable and no live permission for 10+ homes on it
- Site area
- 2.73 ha (6.74 acres)
- Zoning
- R2
- Townland
- Mountashton
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Why this site
- On the RZLT map, no permission· Residential Zoned Land Tax
- On the RZLT map (3% land tax)· Residential Zoned Land Tax
Planning on this site
- D26A/0625/WEB · lodged 24 Aug 2026
- D25B/0130/WEB · grant permission · lodged 11 Mar 2025
- D25B/0090/WEB · grant permission for retention · lodged 21 Feb 2025
- D25B/0071/WEB · declare application invalid · lodged 11 Feb 2025
- D25B/0040/WEB · declare application invalid · lodged 27 Jan 2025
- D25B/0024/WEB · declare application invalid · lodged 21 Jan 2025
- D25A/0046/WEB · grant permission for retention · lodged 21 Jan 2025
- D24B/0292/WEB · grant permission · lodged 26 Jun 2024
Planning applications within 500 m (on Planning Register)
Who owns it
The registered owner is on the Land Registry folio. Search the map on landdirect.ie at 53.28918, -6.15834 and buy a copy of the folio: €5 online, and it names the owner and any charge on the land. Most Dublin land is registered; older unregistered titles are in the Registry of Deeds.
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Planning around the site, deadlines, zoning and constraints in full
Planning on and around the site
- Radius m
- 250
Near
- Years
- 5
- Total
- 73
Appeals
- Total
- 8
- Tagged
- 4
Inspector recommendations are shown only where the inspector's report has been read and tagged; "not extracted" is not the same as "no recommendation". Sources: npad, 25 Sept 2026; acp, 25 Sept 2026; bcms, 24 Sept 2026
Deadlines running
- Radius m
- 250
- Count
- 3
Clocks (3)
| Kind | Entity type | Occurred at | Deadline at | Deadline kind | Summary |
|---|---|---|---|---|---|
| application_received | application | 24 Aug 2026 | 28 Sept 2026 | observation | D26A/0627/WEB: application received — The proposed development shall consist of alterations to previously approved Gra |
| application_received | application | 24 Aug 2026 | 28 Sept 2026 | observation | D26A/0626/WEB: application received — The proposed development shall consist of alterations to previously approved Gra |
| application_received | application | 24 Aug 2026 | 28 Sept 2026 | observation | D26A/0625/WEB: application received — Widening of existing vehicular access and associated works. |
Deadlines are computed once, by the connector that saw the event, from the statutory rule; never estimated here. Sources: acp, 25 Sept 2026; consult, 25 Sept 2026; moderngov, 24 Sept 2026; npad, 25 Sept 2026; rzlt, 18 Sept 2026
Zoning and the RZLT map
Rzlt
- Available
- Yes
- On site
- Yes
- Note
- This land is on an RZLT map — the owner is liable for an annual 3 % tax.
Zones (2)
| Code | Label | Meaning | Objective text | Plan id | Valid from |
|---|---|---|---|---|---|
| G1 | Open space with recreation | Open space with active recreational amenities — pitches, courts, play areas. | Objective F: F To preserve and provide for open space with ancillary active recreational amenities. | DR-001:DP:county-development-plan-2022-2028 | 1 Apr 2022 |
| R2 | Existing residential | An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour'… | Objective A: A To provide residential development and improve residential amenity while protecting the existing residential amenities | DR-001:DP:county-development-plan-2022-2028 | 1 Apr 2022 |
Objective text is quoted from the development plan as published on MyPlan (GZT). The plain-English line is our gloss. Sources: zoning, 19 Sept 2026; rzlt, 18 Sept 2026
Constraints
- Available
- Yes
- Buffer m
- 50
- Opw flood extent nearby
- No
Kinds (3)
| Kind | Label | Count |
|---|---|---|
| niah | NIAH-recorded building | 1 |
| radon | Radon risk area | 1 |
| rps | Record of Protected Structures | 1 |
Flood extents are OPW data we may not redistribute: shown as a yes/no and a link to floodinfo.ie. Sources: constraints, 11 Sept 2026; constraints.niah, 11 Sept 2026; constraints.radon, 11 Sept 2026; constraints.rps, 11 Sept 2026
Homes planned nearby
- Radius m
- 1,000
Totals
- Sites
- 7
- Homes
- 874
- Started
- 470
- Sites started
- 4
- Unbuilt
- 88
- Sites unbuilt
- 1
- Sites lapsing
- 0
- Lapsed
- 298
- Sites lapsed
- 1
- Appealed
- 18
- Sites appealed
- 1
- Started pct
- 54
- Not started
- 88
As of
- Computed at
- 2026-09-19T06:05:22+00:00
- Sites in table
- 4,168
Sites (7)
| Source | Council | Ref | Name | Address | Units |
|---|---|---|---|---|---|
| application | DLR | D24A/0484/WEB | former Ted Castles Site and Dun Leary House | Site of approx 0.74 HA at the former Ted Castles Site and Dun Leary House (a protected structure), Old Dun Leary Road, Cumberland Street, Longford Place and … | 88 |
| application | DLR | D26A/0240/WEB | Saint Helen's | Saint Helen's, York Road, Dun Laoghaire, Dublin, A96Y838 | 18 |
| shd | DLR | ABP-311411 | Baker's Corner | Baker's Corner, Rochesstown Avenue and Kill Avenue, Dun Laoghaire, Co. Dublin. (www.bakerscornershd.ie) | 276 |
| application | DLR | ABP30894620 | 1.46ha on lands within the curtilage of ‘Cluain Mhuire’ | 1.46ha on lands within the curtilage of ‘Cluain Mhuire’, (a protected strutrure RPS. ref. no. 776), Newtownpark Avenue, Blackrock, Co. Dublin | 140 |
| application | DLR | D19A/0798 | Lands comprising former Monkstown Mansions | Lands comprising former Monkstown Mansions, former Tyre Centre and rear of Carrickbrennan Credit Union, at Monkstown Farm and Monksotwn Grove, Blackrock, Co.… | 30 |
| application | DLR | D19A/0430 | Fern Dean Nursing Home & Rockford House | Fern Dean Nursing Home & Rockford House, Dean's Grange Road, Blackrock, Co Dublin | 24 |
| shd | DLR | ABP-306949 | Dalguise House . Monkstown Road | Dalguise House (a protected structure). Monkstown Road, Monkstown, Blackrock, Co. Dublin. (www.dalguiseshd.com) | 298 |
Applicants (1)
| Name | Sites | Homes |
|---|---|---|
| Lulani Dalguise Limited | 1 | 298 |
Grants of 10+ homes. "Unbuilt" means no commencement notice has been matched; "lapsing" expires within a year. Sources: bcms, 24 Sept 2026; npad, 25 Sept 2026
Public land nearby
- Radius m
- 1,000
Transport and schools
- Radius m
- 1,000
- Stop count
- 60
- Facility count
- 9
Stops (10)
| Agency | Stop id | Name | Distance m |
|---|---|---|---|
| nta | 8250DB002027 | Monkstown Farm | 266.6 |
| nta | 8250DB002050 | Monkstown Avenue | 278.2 |
| nta | 8250DB002026 | Monkstown Avenue | 297.3 |
| nta | 8250DB007226 | Richmond Grove | 310.8 |
| nta | 8250DB002051 | Lanesville | 321.6 |
| nta | 8250DB007330 | Bluepool Pitches | 329.2 |
| nta | 8250DB002049 | Oliver Plunkett Ave | 483.1 |
| nta | 8250DB002025 | Abbey Park | 498.2 |
| nta | 8250DB002053 | Abbey Park | 500 |
| nta | 8250DB002028 | Oliver Plunkett Ave | 543.9 |
Schools (9)
| Kind | Ref | Name | Council | Distance m |
|---|---|---|---|---|
| school_primary | 20503O | Dun Laoghaire ETNS | DLR | 309.9 |
| school_primary | 20381D | Red Door Special School | DLR | 309.9 |
| school_postprimary | 60081P | Rockford Manor Secondary School | DLR | 391.3 |
| school_primary | 19840C | HOLY FAMILY SCHOOL | DLR | 440.1 |
| school_primary | 19499T | ST OLIVER PLUNKETT SP SC | DLR | 480.4 |
| school_postprimary | 60180R | Christian Brothers College | DLR | 688.9 |
| school_primary | 18451J | SCOIL LORCÁIN | DLR | 934.3 |
| school_primary | 19335M | Scoil na nAingeal | DLR | 950.4 |
| school_postprimary | 81001I | Newpark Comprehensive School | DLR | 977.8 |
Other sites nearby
- Residential land at Mountashton · On the RZLT map, no permission
- Blackrock College RFC · Stalled build
- Residential land at Lansville · On the RZLT map, no permission
- Residential land at Lansville · On the RZLT map, no permission
- Residential land at Monkstown · On the RZLT map, no permission
- Residential land at Lansville · On the RZLT map, no permission
Figures as of 24 Sept 2026. Sources: acp (25 Sept 2026); bcms (24 Sept 2026); constraints (11 Sept 2026); constraints.niah (11 Sept 2026); constraints.radon (11 Sept 2026); constraints.rps (11 Sept 2026); consult (25 Sept 2026); gtfs (18 Sept 2026); lda_lands (11 Sept 2026); moderngov (24 Sept 2026); npad (25 Sept 2026); parcels (11 Sept 2026); places (11 Sept 2026); rzlt (18 Sept 2026); schools (11 Sept 2026); zoning (19 Sept 2026).
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