Allendale House, Clonsilla Road, Dublin 15

Castleknock · FingalNew

50Worth a lookDerelict site· Derelict Sites Register

On the council's derelict sites register: Register ref DS 25.05, entered 23 Jun 2025, market value €150,000

1 more reason

Zoned land (RD - Road: N/A) · source, 11 Sept 2026

Area: —
Zoning: —

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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

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: 19

Appeals

Total: 7
Tagged: 2

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: 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, 25 Sept 2026; npad, 25 Sept 2026; rzlt, 25 Sept 2026

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

24 Sept 2026 On the council's derelict sites register
Register ref DS 25.05, entered 23 Jun 2025, market value €150,000
source
14 Sept 2026 Commencement notice · 234 m
Work commenced at 80 Castlefield Woods, Dublin 15, Dublin, D15 X76F under F25A/0426E (1 dwelling unit)
source
24 Aug 2026 Appeal received by the Commission · 94 m
ACP 501963: Construction of extension and conversion of attic
source
24 Aug 2026 Appeal lodged · 94 m
FW26A/0259E: appealed to An Coimisiún Pleanála (PL-501963-DF-26) — The construction of a new ground floor porch extension at the front, a
source
18 Aug 2026 Decision · 94 m
FW26A/0259E: GRANT PERMISSION — The construction of a new ground floor porch extension at the front, a
source
13 Jul 2026 Commencement notice · 104 m
Work commenced at 8 Castlefield Park, Dublin under FW24A/0458E (1 dwelling unit)
source
29 Jun 2026 New application · 94 m
FW26A/0259E: application received — The construction of a new ground floor porch extension at the front, a

Zoning, services and constraints

Zoning and the RZLT map

Rzlt

Available: Yes
On site: No

Zones (1)

Objective text	Plan id	Fetched at
RD - Road: N/A	FINGAL_DP_OWN	11 Sept 2026

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	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

Water and drainage

Radius m: 2,000

Masked

More detail

On the market

Radius m: 1,000
Years: 3

All sales

Count: 125
Median price: 488,986
First sale: 2023-09-28
Last sale: 2026-09-08

New build

Count: 24
Median price: 486,784
Min price: 418,502
Max price: 603,524

Sales are from the Property Price Register (new dwellings, VAT-exclusive where flagged). Positions are geocoded from addresses, not surveyed. Source: ppr, 25 Sept 2026

Sources

Site record (derelict_site) · as of 26 Sept 2026
On the derelict sites register · as of 23 Jun 2025
Zoning · as of 11 Sept 2026
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 26 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.

Loading planning history, what’s nearby and constraints…

More in Fingal: development land · derelict sites · council land for sale · RZLT map

Label

Text

Applications for 10+ homes granted

0 of 0 decided applications for 10+ homes within 2 km in 5 years were granted

Appealed schemes granted by the Commission

0 of 0 of those schemes that were appealed ended with a grant

Objective text

Plan id

Fetched at

RD - Road: N/A

FINGAL_DP_OWN

11 Sept 2026

Kind

Label

Count

radon

Radon risk area

Source	Council	Ref	Name	Address	Units
application	FINGAL	LRD0052/S3E	Porterstown	Townland of Porterstown, Clonsilla,, Dublin 15	302
application	FINGAL	LRD0021/S3E	Clonsilla Inn	Lands to the Front & Rear of Clonsilla Inn, Porterstown, DUBLIN 15	170
application	FINGAL	FW22A/0152	Weavers Row	Weavers Row, Clonsilla Rd, Clonsilla, Dublin 15	72
application	FINGAL	FW25A/0416E	Porterstown Road	Site at Porterstown Road, Porterstown, Dublin 15, D15 Y95T	87
shd	FINGAL	ABP-312318	Kellystown	In the townlands of Kellystown, Porterstown and Diswellstown, Clonsilla, Dublin 15. (www.kellystownshd2.com)	349
application	FINGAL	SHDW/004/21	Kellystown	In the townlands of Kellystown, Porterstown and Diswellstown, Clonsill	349
application	FINGAL	FW16A/0176	Clonsilla Road	Lands bounded by Clonsilla Road to the south, Clonsilla Link Road to t	103
application	FINGAL	FW21A/0244	Clonsilla Road	The Lodge, Clonsilla Road, Clonsilla, Dublin 15	59
application	FINGAL	FW25A/0418E	Kellystown and Porterstown	Lands in the Townlands of Kellystown and Porterstown, Dublin 15	56
application	FINGAL	FW25A/0419E	Kellystown and Porterstown	Lands in the Townlands of Kellystown and Porterstown, Dublin 15	47
application	FINGAL	FW16A/0126	Lohunda Park & Blakestown Road	Lands adjacent to Lohunda Park & Blakestown Road, Clonsilla, Dublin 15	14

Name	Sites	Homes
Castlethorn Developments Luttrellstown Limited	1	302
McHugh Property Holdings Limited	1	170
J &C Porterstown Road Development Company Limited	1	87
Aldi Stores (Ireland) Limited	1	72
E.P. Lynam Properties Limited & La Vista Limited	1	14

Council	Committee	Meeting at	Item no	Title	Kind
FINGAL	Blanchardstown-Mulhuddart/Castleknock/Ongar Area Committee (Services B - Strategic & General Matters)	3 Sept 2026	32a	Proposed lease of land at Kellystown, Dublin 15 to St Mochta's Football Club, Porterstown Road, Dublin 15	s183_disposal
DCC	Monthly Council Meeting	6 Jul 2026	10(a)	Report No. 156/2026 of the Executive Manager (D. O'Connor) - Disposal of 2 plots to EBS at Willow View, Dublin 9 and Oscar Traynor Road, Dublin 5	s183_disposal

Agency	Stop id	Name	Distance m
nta	8240DB001889	Castlefield Court	102.7
nta	8240DB001895	Clonsilla Road	111.9
nta	8240DB001896	Lambourn	113.5
nta	8240DB001888	Lambourn	216.9
nta	8240DB001912	Clonsilla Station	337.7
nta	8240DB001887	Castlefield Woods	338
nta	8240DB001897	Castlefield Woods	344

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.

Kind	Ref	Name	Council	Distance m
school_primary	18778S	S N NAOMH MOCHTA	FINGAL	703.8
school_primary	19643A	ST PHILIPS SENIOR N S	FINGAL	897
school_primary	20241K	Scoil Choilm Community NS	FINGAL	925.3
school_primary	19601H	ST PHILIP THE APOSTLE JUNIOR N S	FINGAL	930.4

Allendale House, Clonsilla Road, Dublin 15

What could be built

What it might be worth

Planning history

Planning on and around the site

Near

Appeals

Deadlines running

Similar schemes nearby

Base rates (2)

What's happening nearby

Recent activity within 250 m

Zoning, services and constraints

Zoning and the RZLT map

Rzlt

Zones (1)

Constraints

Kinds (1)

Water and drainage

Masked

More detail

On the market

All sales

New build

Sources

Planning history

Planning on and around the site

Near

Appeals

Deadlines running

Similar schemes nearby

Base rates (2)

What's happening nearby

Recent activity within 250 m

Zoning, services and constraints

Zoning and the RZLT map

Rzlt

Zones (1)

Constraints

Kinds (1)

Water and drainage

Masked

More detail

On the market

All sales

New build

Sources

Homes planned nearby

Totals

As of

Sites (11)

Applicants (5)

Public land nearby

Council items (2)

Transport and schools

Stops (10)

Links (3)

Schools (4)