Site

Existing residential rzlt fl0000001114 · Buildable

Existing Residential (RZLT FL0000001114)

Castleknock · FingalNew

62Worth a lookOn the RZLT map (3% land tax)· Residential Zoned Land Tax

On the 2027 RZLT map with no live permission for 10+ homes on it

2 more reasons

Built far below what the zoning allows: At least 843 m² of buildings on 0.24 ha (plot ratio 0.35, 1 storey max) · source, 25 Sept 2026
0.24 ha zoned R2 (RS - Residential: Provide for residential development and protect and improve re) · source, 5 Apr 2023

On the RZLT map, no permissionUnderused site

Area: 0.24 ha
Zoning: R2
Homes: 6–19 homes (indicative density 35 100dph)
FW25A/0481E: REFUSE PERMISSION — The development will consist of 1.Subdivision of the existing site for: 1 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

6–19 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: 26

Appeals

Total: 6
Tagged: 3

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	3 Sept 2026	1 Oct 2026	appeal	FW25A/0481E: REFUSE PERMISSION — The development will consist of 1.Subdivision of the existing site for

Deadlines are computed once, by the connector that saw the event, from the statutory rule; never estimated here.

More in Fingal: 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

Appeal window closes (s.37, 4 weeks) ends 1 Oct 2026 5 days
FW25A/0481E: The development will consist of 1.Subdivision of the existing site for
source

24 Sept 2026 On the Residential Zoned Land Tax map
On the 2027 draft RZLT map
source
24 Sept 2026 RZLT-liable with no live permission for 10+ homes
RZLT-liable and no live permission for 10+ homes on it
source
24 Sept 2026 Built far below what the zoning allows
At least 843 m² of buildings on 0.24 ha (plot ratio 0.35, 1 storey max)
source
3 Sept 2026 Decision · 187 m
FW25A/0481E: REFUSE PERMISSION — The development will consist of 1.Subdivision of the existing site for
source
2 Sept 2026 Commencement notice · 95 m
Work commenced at 17 Maple Drive, Dublin 15, Dublin, D15 XR0C under FW25A/0109E (1 dwelling unit)
source
27 Aug 2026 Decision · 0 m
FW26A/0017E: GRANT TIME EXT (3 months) AI — The Electricity Supply Board (ESB) intends to apply for permission for
source
10 Aug 2026 Further information received · 187 m
FW25A/0481E: further information received — The development will consist of 1.Subdivision of the existing site for
source
15 Jul 2026 Further information requested · 187 m
FW25A/0481E: further information requested — The development will consist of 1.Subdivision of the existing site for
source
13 Jul 2026 Commencement notice · 196 m
Work commenced at 20 Sycamore Lawn, Dublin, D15 V04Y under FW25A/0252E (1 dwelling unit)
source
4 Jun 2026 Appeal received by the Commission · 191 m
ACP 501475: Demolition of structures, construction of dwelling
source
4 Jun 2026 Appeal lodged · 191 m
FW26A/0124E: appealed to An Coimisiún Pleanála (PL-501475-DF-26) — Demolition of a rear garden out building and the existing granny flat
source
12 May 2026 Decision · 191 m
FW26A/0124E: REFUSE PERMISSION — Demolition of a rear garden out building and the existing granny flat
source
27 Mar 2026 New application · 191 m
FW26A/0124E: application received — Demolition of a rear garden out building and the existing granny flat
source
12 Mar 2026 Appeal decided · 40 m
ACP 500212: Grant permission
source
12 Mar 2026 Further information requested · 0 m
FW26A/0017E: further information requested — The Electricity Supply Board (ESB) intends to apply for permission for
source
16 Jan 2026 Decision · 0 m
FW26A/0017E: REQUEST ADDITIONAL INFORMATION — The Electricity Supply Board (ESB) intends to apply for permission for
source
16 Jan 2026 New application · 0 m
FW26A/0017E: application received — The Electricity Supply Board (ESB) intends to apply for permission for
source
11 Dec 2025 Decision · 118 m
FW25A/0453E: GRANT PERMISSION — An extension to the rear of an existing house and to an existing attic
source
1 Dec 2025 Commencement notice · 191 m
Work commenced at 4 Sycamore Drive, Carpenterstown, Fingal, D15 HK7A under FW25A/0329E (1 dwelling unit)
source
17 Nov 2025 Decision · 112 m
FW25A/0433E: GRANT PERMISSION — Conversion of existing attic space comprising of modification of exist
source
13 Nov 2025 Sale recorded (PPR) · 24 m
€665,000 · 47A SYCAMORE AVENUE, CASTLEKNOCK, DUBLIN 15 · second-hand
source
11 Nov 2025 Sale recorded (PPR) · 80 m
€493,000 · 4 SYCAMORE LAWNS, CASTLEKNOCK, DUBLIN 15 · second-hand
source
11 Nov 2025 New application · 187 m
FW25A/0481E: application received — The development will consist of 1.Subdivision of the existing site for
source
10 Nov 2025 Commencement notice · 164 m
Work commenced at 15 Sycamore Park, Castleknock, Dublin, D15 E7KD under FW25A/0280E (1 dwelling unit)
source
5 Nov 2025 Appeal received by the Commission · 40 m
ACP 500212: Conversion of attic with all associated site works
source
5 Nov 2025 Appeal lodged · 40 m
FW25A/0353: appealed to An Coimisiún Pleanála (PL-500212-DF-25) — Permission is sought for the conversion of the attic space for the use
source
21 Oct 2025 Decision · 70 m
FW25A/0267E: GRANT PERMISSION FOR RETENTION — Retention planning permission for a single storey rear of house extens
source
20 Oct 2025 New application · 118 m
FW25A/0453E: application received — An extension to the rear of an existing house and to an existing attic
source
14 Oct 2025 Decision · 40 m
FW25A/0353: GRANT PERMISSION — Permission is sought for the conversion of the attic space for the use
source
3 Oct 2025 New application · 112 m
FW25A/0433E: application received — Conversion of existing attic space comprising of modification of exist
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: 3
Homes: 453
Started: 192
Sites started: 1
Unbuilt: 175
Sites unbuilt: 1
Sites lapsing: 0
Sites lapsed: 0
Appealed: 86
Sites appealed: 1
Started pct: 42
Not started: 175

As of

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

Sites (3)

Source	Council	Ref	Name	Address	Units
application	FINGAL	LRD0056/S3E	Winterwood	Winterwood, Carpenterstown Road, Dublin 15, D15YH4C	175
application	FINGAL	FW25A/0380E

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 (5)

Objective text	Plan id	Fetched at	Code	Label	Meaning
RS - Residential: Ensure that any new development in existing areas would have a minimal impact on and enhance existing residential amenity.	FINGAL_DP_OWN	11 Sept 2026	—	—	—
OS - Open Space: Provide recreational and amenity resources for urban and rural populations subject to strict development controls. Only community facilities…	FINGAL_DP_OWN	11 Sept 2026	—	—	—
RD - Road: N/A	FINGAL_DP_OWN	11 Sept 2026	—	—	—
OS - Open Space: Preserve and provide for open space and recreational amenities	Fl-001:DP:the-fingal-development-plan-2023-2029	11 Sept 2026	G4	Open space	Open space and recreational amenity, to be preserved as such.
RS - Residential: Provide for residential development and protect and improve residential amenity	Fl-001:DP:the-fingal-development-plan-2023-2029	11 Sept 2026	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 text is quoted from the development plan as published on MyPlan (GZT). The plain-English line is our gloss. Sources: zoning, 26 Sept 2026; rzlt, 25 Sept 2026

Constraints

Available: Yes
Buffer m: 50
Opw flood extent nearby: No

Kinds (1)

Kind	Label	Count
radon	Radon risk area	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.radon, 11 Sept 2026

Water and drainage

Radius m: 2,000

Masked

Count: 224
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
RZLT-liable with no live permission for 10+ homes · as of 1 Jan 2027
Built well below what the zoning allows · as of 25 Sept 2026
Zoning · as of 5 Apr 2023
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 25 Sept 2026
rzlt · as of 25 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 26 Sept 2026.

Name	Sites	Homes
Developments Limited	1	175
B&C Contractors Carpenterstown Limited	1	86

Transport and schools

Radius m: 1,000
Stop count: 24
Facility count: 5

Stops (10)

Agency	Stop id	Name	Distance m
nta	8240DB001683	Maple Glen	143.2
nta	8240DB001678	Carpenterstown Ave	155.2
nta	8240DB001682	Oaktree Green	159.2
nta	8240DB001679	Oaktree Green	173.3
nta	8240DB001681	Sycamore Drive	264.4
nta	8240DB001684	Oaktree Avenue	281.2
nta	8240DB001517	Oaktree Avenue	284.2
nta	8240DB004520	Sycamore Drive	307.3
nta	8240DB001680	Bramley Walk	408.8
nta	8240DB004825	Bramley Walk	483.8

Schools (5)

Kind	Ref	Name	Council	Distance m
school_primary	19769W	SCOIL THOMAIS	FINGAL	405.2
school_primary	19470S	ST FRANCIS XAVIER SENIOR N S	FINGAL	575.9
school_primary	19435Q	ST FRANCIS XAVIER J N S	FINGAL	658.8
school_postprimary	76062B	Castleknock Community College	FINGAL	778.7
school_primary	20130B	ST PATRICKS NS	FINGAL	975.1

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

Existing Residential (RZLT FL0000001114)

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 (3)

Zoning, services and constraints

Zoning and the RZLT map

Rzlt

Zones (5)

Constraints

Kinds (1)

Water and drainage

Masked

Links (3)

More detail

On the market

All sales

New build

Sources

Applicants (2)

Public land nearby

Transport and schools

Stops (10)

Schools (5)