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Residential land at Trimleston or Owenstown

Blackrock · Dún Laoghaire-Rathdown

On the RZLT map, no permission. RZLT-liable and no live permission for 10+ homes on it

Site area
0.20 ha (0.50 acres)
Zoning
R2
Townland
Trimleston or Owenstown
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Why this site

  • On the RZLT map, no permission· Residential Zoned Land Tax
    On the RZLT map, no permission · RZLT-liable and no live permission for 10+ homes on it · 1 Jan 2027 · source
  • On the RZLT map (3% land tax)· Residential Zoned Land Tax
    On the RZLT map (3% land tax) · On the 2027 draft RZLT map · 1 Jan 2027 · source
  • Underused site
    Underused site · About 916 m² of buildings on 0.20 ha (plot ratio 0.45, 1 storey max) · 25 Sept 2026 · source

Planning nearby

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 53.31207, -6.20537 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
37

Appeals

Total
7
Tagged
0

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
0

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)

CodeLabelMeaningObjective textPlan idValid from
G1Open space with recreationOpen 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-2022-20281 Apr 2022
R2Existing residentialAn 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 amenitiesDR-001:DP:county-development-plan-2022-20281 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 (1)

KindLabelCount
radonRadon risk area1

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.radon, 11 Sept 2026

Homes planned nearby

Radius m
1,000

Totals

Sites
4
Homes
205
Started
62
Sites started
2
Unbuilt
80
Sites unbuilt
1
Sites lapsing
0
Lapsed
63
Sites lapsed
1
Sites appealed
0
Started pct
30
Not started
80

As of

Computed at
2026-09-19T06:05:22+00:00
Sites in table
4,168

Sites (4)

SourceApplication idCouncilRefNameAddress
application89,013DCC3389/21Elmpark GreenElmpark Green, Merrion Road, Dublin 4
application86,670DCC4051/21Gowan Motors Compound siteGowan Motors Compound site, 169-177 Merrion Road, Dublin 4. The site is located south of Merrion Road
application89,027DCC4848/22Elmpark GreenElmpark Green, Merrion Road, Dublin 4
application87,921DCC4240/19'The Gowan Motors Site''The Gowan Motors Site', 143 Merrion Road, Dublin, 4

Applicants (2)

NameSitesHomes
Elm Real Estate Investments180
1 Merrion Land Limited163

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

Sources: lda_lands, 11 Sept 2026; moderngov, 24 Sept 2026

Transport and schools

Radius m
1,000
Stop count
25
Facility count
4

Stops (10)

AgencyStop idNameDistance m
nta8250DB000475Bellevue Avenue242.9
nta8250DB000425Merrion Road264.2
nta8250DB004705St Helen's Road379.3
nta8220DB000424Merrion Gates386.4
nta8250DB000426Rock Road389.1
nta8220DB000476Merrion Gates412.2
nta8220DB000477Herbert Avenue544.2
nta8220DB000423Herbert Avenue581.8
nta8250DB000473Grotto Avenue618.4
nta8250IR0039Booterstown732.7

Schools (4)

KindRefNameCouncilDistance m
school_primary06200OBOOTERSTOWN BOYSDLR550.3
school_postprimary60650FSt Andrews CollegeDLR761.4
school_primary17970FOUR LADY OF MERCY CONVENT SCHOOLDLR819.8
school_postprimary60040BWillow Park SchoolDLR945.8

Sources: gtfs, 18 Sept 2026; schools, 11 Sept 2026

Other sites nearby

Figures as of 24 Sept 2026. Sources: acp (25 Sept 2026); bcms (24 Sept 2026); constraints (11 Sept 2026); constraints.radon (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).

More in Dún Laoghaire-Rathdown: development land · on the rzlt map, no permission