Site

Existing residential no density specification possible rzlt · Buildable

Existing residential, No density specification possible (RZLT DELA00002101)

Stillorgan · Dún Laoghaire-RathdownNew

28WeakOn the RZLT map (3% land tax)· Residential Zoned Land Tax

On the 2027 draft Residential Zoned Land Tax map

1 more reason

5.04 ha zoned R2 (Objective A: A To provide residential development and improve residential amenit) · source, 1 Apr 2022

Area: 5.04 ha
Zoning: R2
Homes: 141–403 homes (indicative density 35 100dph)
D26A/0537/WEB: REFUSE PERMISSION — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The: 6 Oct 2026

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Who to contact: Land Registry folio (€5 search) · No organisation on record for this land. The registered owner is on the Land Registry folio: search landdirect.ie by map (a small fee applies).

What could be built

141–403 homes (indicative density 35 100dph)

Loading capacity…

What it might be worth

Indicative, not a valuation

Planning history

Planning on and around the site

Radius m: 250

Near

Years: 5
Total: 36

Appeals

Total: 8
Tagged: 5

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, 25 Sept 2026

Deadlines running

Radius m: 250
Count: 1

Clocks (1)

Kind	Entity type	Occurred at	Deadline at	Deadline kind	Summary
decision	application	8 Sept 2026	6 Oct 2026	appeal	D26A/0537/WEB: REFUSE PERMISSION — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The

More in Dún Laoghaire-Rathdown: development land · derelict sites · council land for sale · RZLT map

Similar schemes nearby

Base rate from past decisions nearby, not a prediction for this site

Radius m: 2,000
Years: 5
Min units: 10
Homes granted: 0

Base rates (2)

Label	N	Of	Text
Applications for 10+ homes granted	0	0	0 of 0 decided applications for 10+ homes within 2 km in 5 years were granted
Appealed schemes granted by the Commission	0	0	0 of 0 of those schemes that were appealed ended with a grant

Base rate from past decisions nearby, not a prediction for this site. Small N means a wide range: treat anything under 10 decisions as anecdote. Sources: acp, 25 Sept 2026; npad, 25 Sept 2026

What's happening nearby

100 recent events

Recent activity within 250 m

Observations close (s.34, 5 weeks) ends 5 Oct 2026 10 days
C3A/0005/26: Class 3A Exemption Application.
source
Appeal window closes (s.37, 4 weeks) ends 6 Oct 2026 11 days
D26A/0537/WEB: Permission for subdivision of the existing site of (0.088 ha) known as No.4 The
source

24 Sept 2026 On the Residential Zoned Land Tax map
On the 2027 draft RZLT map
source
8 Sept 2026 Decision · 61 m
D26A/0537/WEB: REFUSE PERMISSION — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The
source
7 Sept 2026 Commencement notice · 182 m
Work commenced at 11 Mather Road North, Blackrock, Dublin, A94 CF62 under D26B/0293/WEB (1 dwelling unit)
source
31 Aug 2026 New application · 215 m
C3A/0005/26: application received — Class 3A Exemption Application.
source
14 Aug 2026 Commencement notice · 179 m
Work commenced at 12 The Close, Blackrock, Dublin, A94 DH57 under D26B/0172/WEB (1 dwelling unit)
source
30 Jul 2026 Appeal decided · 181 m
ACP 501261: Grant permission with conditions
source
30 Jul 2026 Decision · 61 m
V/052/26: GRANT CERTIFICATE OF EXEMPTION — 1
source
15 Jul 2026 New application · 61 m
D26A/0537/WEB: application received — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The
source
14 Jul 2026 Appeal decided · 11 m
ACP 500642: Grant permission with conditions
source
8 Jul 2026 Decision · 178 m
D26B/0293/WEB: GRANT PERMISSION & GRANT RETENTION — Retention is sought for existing entrance pillar and permission is sought for t
source
8 Jul 2026 Decision · 63 m
D26A/0509/WEB: DECLARE APPLICATION INVALID — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The
source
6 Jul 2026 Appeal decided · 0 m
ACP 501139: Grant permission
source
6 Jul 2026 New application · 61 m
V/052/26: application received — 1
source
6 Jul 2026 New application · 63 m
D26A/0509/WEB: application received — Permission for subdivision of the existing site of (0.088 ha) known as No.4 The
source
3 Jul 2026 Decision · 21 m
LRD26A/0500/WEB: GRANT PERMISSION — Planning permission for a Large-scale Residential Development (LRD) consisting o
source
3 Jul 2026 New application · 21 m
LRD26A/0500/WEB: application received — Planning permission for a Large-scale Residential Development (LRD) consisting o
source
9 Jun 2026 Decision · 0 m
D26B/0231/WEB: GRANT PERMISSION — The development consists of an amendment and modification of the permission as
source
22 May 2026 New application · 22 m
PC/IC/01/26: application received — 73 mobility hub sites across the Council's administrative area
source
18 May 2026 Commencement notice · 226 m
Work commenced at 11 Cypress Road, Blackrock, Dún Laoghaire-Rathdown, A94 F5C7 under D25B/0259/WEB
source
18 May 2026 New application · 178 m
D26B/0293/WEB: application received — Retention is sought for existing entrance pillar and permission is sought for t
source
7 May 2026 Decision · 167 m
D26B/0172/WEB: GRANT PERMISSION — The development will consist of (a) Demolition works to include (i) the 5.4sqm e
source
27 Apr 2026 Appeal received by the Commission · 181 m
ACP 501261: Demolition of rear extension and construction of part single storey part two storey extension to the rear, with associat
source
27 Apr 2026 Appeal lodged · 181 m
D26B/0069/WEB: appealed to An Coimisiún Pleanála (PL-501261-DR-26) — Demolition of existing single storey rear extension and the construction of a n
source
20 Apr 2026 New application · 0 m
D26B/0231/WEB: application received — The development consists of an amendment and modification of the permission as
source
17 Apr 2026 Decision · 0 m
D26B/0225/WEB: DECLARE APPLICATION INVALID — The development consists of an amendment and modification of the permission as
source
16 Apr 2026 New application · 0 m
D26B/0225/WEB: application received — The development consists of an amendment and modification of the permission as
source
13 Apr 2026 Commencement notice · 36 m
Work commenced at 44A Foster Avenue, Blackrock, Dún Laoghaire-Rathdown, A94 W963 under D25A/0737/WEB (1 dwelling unit)
source
8 Apr 2026 Appeal received by the Commission · 0 m
ACP 501139: Construction of an extension with increase of ridge height for existing roof structure. Demolition of the existing garag
source
8 Apr 2026 Appeal lodged · 0 m
D26A/0035/WEB: appealed to An Coimisiún Pleanála (PL-501139-DR-26) — The proposed development shall consist of: 1) Alterations to existing vehicular
source
3 Apr 2026 Commencement notice · 122 m
Work commenced at 15 The Rise, Blackrock, Dún Laoghaire-Rathdown, A94 CF74 under D24A/0706/WEB (1 dwelling unit)
source

Events from council registers, the Commission, BCMS, council meetings and the RZLT maps, each with its source link. Open clocks computed with statutory periods (s.34, s.37, s.50 PDA 2000, s.251 Christmas disregard) or as published.

Homes planned nearby

Radius m: 1,000

Totals

Sites: 4
Homes: 377
Started: 57
Sites started: 2
Unbuilt: 320
Sites unbuilt: 2
Sites lapsing: 0
Sites lapsed: 0
Sites appealed: 0
Started pct: 15
Not started: 320

As of

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

Sites (4)

Source	Application id	Council	Ref	Name	Address
application	37,495	DLR	LRD25A/0637/WEB	Merrion	In the townland of Merrion, Chesterfield, Cross Avenue, Blackrock, Co Dublin
application	35,897

Zoning, services and constraints

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 (2)

Kind	Label	Count
radon	Radon risk area	1
rps	Record of Protected Structures	2

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; constraints.rps, 11 Sept 2026

Water and drainage

Radius m: 2,000

Masked

Count: 205
Reason: source licence forbids redistribution; see the operator's own register

Links (3)

Name	Note
Uisce Éireann wastewater treatment capacity register	Wastewater and water supply headroom per plant; check the plant serving this site.
Uisce Éireann pre-connection enquiry	The formal answer on whether a connection is feasible.
ESB Networks capacity heatmaps	Available demand capacity at the nearest substations.

Water, wastewater and electricity verdicts are in the value section; check them with Uisce Éireann and ESB Networks (links) before relying on them. Source: esbn, 11 Sept 2026

Sources

Site record (rzlt_parcel) · as of 25 Sept 2026
On the Residential Zoned Land Tax map · as of 1 Jan 2027
Zoning · as of 1 Apr 2022
npad · as of 25 Sept 2026
acp · as of 25 Sept 2026
lda_lands · as of 11 Sept 2026
consult · as of 25 Sept 2026
moderngov · as of 24 Sept 2026
rzlt · as of 18 Sept 2026
Planning applications: as of 22 Sept 2026 — National planning feed (NPAD); descriptions are truncated at source and applicants are organisations only, where a council register publishes them.
Appeals: as of 18 Sept 2026
Permitted, not started: as of 19 Sept 2026 — Grants of 10+ homes since 2017; 'not started' means no matched commencement notice.
RZLT map: as of 11 Sept 2026 — Latest annual RZLT edition per council; parcels under 0.1 ha are left out.
Zoning: as of 11 Sept 2026 — Generalised zoning (MyPlan GZT) and council layers; Dublin councils only for now.
Council land disposals (s.183): as of 18 Sept 2026 — Only disposals the council minutes locate on a map are shown; the last three years.
Public land: as of 11 Sept 2026 — The LDA's register of relevant public land.
Constraints: as of 11 Sept 2026 — OPW flood extents are licensed for internal use only: shown as a yes/no and a link to floodinfo.ie.
Transport stops: as of 25 Sept 2026 — NTA GTFS; rail, Luas and Metro stops used for distance to rail.
Listings: as of 11 Sept 2026 — Daft listings: on-market badge and agent business name only; never exported.
Sites: as of 25 Sept 2026 — Rebuilt nightly from the layers above.
Scores: as of 25 Sept 2026 — Rule score v0: signal weights x recency x size x zoning fit. Not a probability.
Planning applications: as of 30 Jul 2026 — The DCC feed has nothing received after 2026-07-30; newer applications may be missing.
Ownership: date unknown — We do not hold Land Registry ownership. Use the folio link-out on each site (a small fee applies).
Receiverships: date unknown — Not tracked yet.
Servicing (Uisce Éireann, ESB): date unknown — Capacity registers are licensed for internal use only; shown as link-outs.
Area covered: date unknown — The four Dublin councils (DCC, DLR, Fingal, SDCC).

Site pack generated 25 Sept 2026.

Transport and schools

Radius m: 1,000
Stop count: 38
Facility count: 6

Stops (10)

Agency	Stop id	Name	Distance m
nta	8250DB002072	North Avenue	127.6
nta	8250DB002071	Fosters Avenue	140
nta	8250DB002082	North Avenue	141.5
nta	8250DB002083	Stillorgan Road	179.2
nta	8250DB002070	St Thomas Road	222
nta	8250DB002009	Radisson Hotel	257.5
nta	8250DB002073	Mather Road North	261.8
nta	8250DB002081	Mather Road North	273
nta	8250DB002008	Seafield Road	411.1
nta	8250DB002069	Booterstown Avenue	420.2

Schools (6)

Kind	Ref	Name	Council	Distance m
school_postprimary	60041D	Coláiste Eoin	DLR	401
school_postprimary	60042F	Coláiste Íosagáin	DLR	454.3
school_postprimary	60650F	St Andrews College	DLR	740.8
school_primary	18647D	S N SAN TREASA	DLR	786
school_primary	17970F	OUR LADY OF MERCY CONVENT SCHOOL	DLR	794.3
school_primary	20518E	Gaelscoil Laighean	DLR	947.6

Sources: gtfs, 25 Sept 2026; schools, 11 Sept 2026

Existing residential, No density specification possible (RZLT DELA00002101)

What could be built

What it might be worth

Planning history

Planning on and around the site

Near

Appeals

Deadlines running

Clocks (1)

Similar schemes nearby

Base rates (2)

What's happening nearby

Recent activity within 250 m

Homes planned nearby

Totals

As of

Sites (4)

Zoning, services and constraints

Zoning and the RZLT map

Rzlt

Zones (2)

Constraints

Kinds (2)

Water and drainage

Masked

Links (3)

More detail

On the market

All sales

New build

Sources

Public land nearby

Transport and schools

Stops (10)

Schools (6)