Site report · 500 m radius · generated 14 Sept 2026, 01:31
Porterstown Road, Summerton, Diswellstown
Eircode —Coordinates 53.36635, -6.38457Local authority Fingal County Council
What closes soonest 0 open windows
No observation, appeal or consultation window is open within 500 m today.
Where this is
- Townland
- Diswellstown
- Settlement
- Dublin city and suburbs
- Electoral division
- Castleknock-Knockmaroon
- Local electoral area
- Castleknock
- Local authority
- Fingal County Council
Census 2022, small area 267040004
446
people
97
households
106
dwellings
87.6% owner-occupied, 5.2% privately rented, 0% social. Vacancy 6.6%.
Zoning evaluated against the point
FINGAL_DP_OWN · — – —
HA - High Amenity: Protect these highly sensitive and scenic locations from inappropriate development and reinforce their character, distinctiveness and sense of place. In recognition of the amenity potential of these areas opportunities to increase public access will be explored.
G3 — High amenity the fingal development plan 2023 2029 · 5 Apr 2023 – 5 Apr 2029
HA - High Amenity: Protect and enhance high amenity areas
What that means: Protected high-amenity landscape. Development is resisted to preserve the character of the area.
Source: zoning · fetched 12 Sept 2026, 02:04
| Source | Licence | Fetched | Link |
|---|---|---|---|
| zoning | CC-BY-4.0 | 12 Sept 2026, 02:04 | open |
Designations and constraints within 500 m
An OPW flood extent intersects this area. The OPW's map is licensed CC-BY-NC-ND, so we show a flag only — see the extent at floodinfo.ie.
| Designation | Count | Examples |
|---|---|---|
| Natural Heritage Area (incl. proposed) | 1 | Liffey Valley |
| NIAH-recorded building | 8 | Oatlands House; Oatlands House; San Giovanni |
| Radon risk area | 3 | About 1 in 10 homes in this area is likely to have high radon levels; About 1 in 20 homes in this area is likely to have high radon levels; About 1 in 5 homes in this area is likely to have high radon levels |
| Record of Protected Structures | 3 | Diswellstown House; Oatlands; Rag Well |
| Recorded monument | 4 | Habitation site; Ritual site - holy well; R149638 |
Sources: constraints, constraints.flood_cfram, constraints.nha, constraints.niah, constraints.radon, constraints.rps, constraints.smr · fetched 11 Sept 2026, 19:11
| Source | Licence | Fetched | Link |
|---|---|---|---|
| constraints | mixed — CC-BY-4.0 except OPW flood (CC-BY-NC-ND-4.0, publishable=false) | 11 Sept 2026, 19:11 | open |
| constraints.flood_cfram | CC-BY-NC-ND-4.0 · not redistributable — shown as a flag only | 11 Sept 2026, 19:11 | open |
| constraints.nha | CC-BY-4.0 | 11 Sept 2026, 19:11 | open |
| constraints.niah | CC-BY-4.0 | 11 Sept 2026, 19:11 | open |
| constraints.radon | CC-BY-4.0 | 11 Sept 2026, 19:11 | open |
| constraints.rps | CC-BY-4.0 (Fingal); public/attribution, unconfirmed (DLR) | 11 Sept 2026, 19:11 | open |
| constraints.smr | CC-BY-4.0 | 11 Sept 2026, 19:11 | open |
Residential Zoned Land Tax
This site is not on the current draft or final RZLT map.
Source: rzlt · fetched 12 Sept 2026, 00:23
| Source | Licence | Fetched | Link |
|---|---|---|---|
| rzlt | CC-BY-4.0 | 12 Sept 2026, 00:23 | open |
Planning applications 39 in 5 years within 500 m
Recent decisions and applications
22
Grant permission
6
Grant permission for retention
5
Refuse permission
2
Invalid application
- The Strawberry Hall Beer Garden, Lower Road, Astagob, Strawberry Beds, Refuse permission for retentionRetention of a freeform stretch tent (126 sqm) supported by 12 no. pos
- 36 Diswellstown Drive, Hamilton Park, Dublin 15, D15YA9Y Grant permissionAttic conversion for storage with a dormer window and rooflight to th
- 24 Diswellstown Green, Hamilton Park, Dublin 15, D15 V8NV Grant permissionThe development will consist of a single-storey side and rear extensio
- 2 Diswellstown, Hamilton Park, Dublin 15, D15 FP7A Grant permission for retentionThe development consists of the construction of a single-storey extens
- 2 Diswellstown Way, Castleknock, Dublin 15, D15 V2AA Grant permissionThe development consists of the construction of a single storey extens
- The Strawberry Hall Car Park, Lower Road, Astagob, Strawberry Beds, Du Refuse permissionErection of a freestanding ancillary timberclad hut (including a pizza
- 15 Diswellstown Grove, Hamilton Park, Dublin 15, D15N7EP Grant permissionTHE CONSTRUCTION OF A SINGLE STOREY REAR EXTENSION TO ACCOMMODATE A KI
- Castleknock Hurling & Football Grounds, Somerton Road, Castleknock, Du Grant permission for retentionRetention Permission for development which consists of 11 no. twelve m
- 12 Diswellstown Garth, Diswellstown, Dublin 15, D15YA0X Grant permissionAttic conversion for storage, including a dormer window, a new roofli
- 12 Diswellstown Garth, Diswellstown, Dublin 15, D15 YA0X Invalid applicationPermission is sought for an attic conversion, the construction of a do
`description` is truncated at source (80 chars for DLR, 70 for Fingal) and `applicant` is null nationally — NPAD publishes neither in full.
Source: npad · fetched 13 Sept 2026, 20:39
| Source | Licence | Fetched | Link |
|---|---|---|---|
| npad | CC-BY-4.0 | 13 Sept 2026, 20:39 | open |
Appeals 4 in 5 years within 500 m
- ACP 500007 on FW25A/0303E Refused
- ACP 323316 on FIN-C790-RZD26-18 Other
- ACP 322813 on LRD0056/S3E Granted with conditions
- ACP 322532 on FW25A/0063E Invalid
Source: acp · fetched 12 Sept 2026, 00:05
| Source | Licence | Fetched | Link |
|---|---|---|---|
| acp | CC-BY-4.0 | 12 Sept 2026, 00:05 | open |
Commencement notices 16 in 3 years within 500 m
- 2 Diswellstown Way, Dublin 15, Dublin, D15 V2AA — Opt out commencement notice
- 36 Diswellstown Drive, Dublin 15, Dublin, D15 YA9Y — Short commencement notice
- 24 Diswellstown Avenue, Dublin, D15 V8NV — Short commencement notice
- 45 Diswellstown Manor, Castleknock, Fingal, D15 HC1W — Opt out commencement notice
- 15 Diswellstown Grove, Fingal, D15 N7EP — Short commencement notice
- 12 Diswellstown Garth, Castleknock, Fingal, D15 YA0X — Short commencement notice
- 4 Diswellstown Court, Dublin 15, Fingal, D15 Y18V — Opt out commencement notice
- 1 Somerton Road, Castleknock, Fingal, D15 NTC3 — Commencement notice
- 9 Diswellstown Grove, Fingal, D15 XVE0 — Short commencement notice
- 16 Diswellstown Garth, Castleknock, Fingal, D15 DYF5 — Short commencement notice
One notice can cover many buildings — count notices, never building rows, or a single multi-unit scheme reads as a trend (T11).
Source: bcms · fetched 13 Sept 2026, 23:40
| Source | Licence | Fetched | Link |
|---|---|---|---|
| bcms | CC-BY-4.0 | 13 Sept 2026, 23:40 | open |
Sales 19 in 36 months within 500 m
€748,000
median price
€5,556/m²
median €/m²
19
sales
19
rooftop-geocoded
7
with listing detail
0
new builds
€310,000 – €1,230,000, 29 Feb 2024 to 18 Nov 2025.
| Address | Sold | Price | Asking | Type | Beds | m² | €/m² | BER | Dist. |
|---|---|---|---|---|---|---|---|---|---|
| 18 THE BEECHES, LUTTRELLSTOWN, DUBLIN 15 | 18 Nov 2025 | €1,230,000 | €1,100,000 | Detached | 5 | 202 | 6,089 | C1 | 410 m |
| 53 BURNELL PARK AVE, CASTLEKNOCK, DUBLIN 15 | 30 Oct 2025 | €525,000 | €495,000 | Semi-D | 3 | 83 | 6,325 | D1 | 489 m |
| 59 BURNELL PARK AVENUE, CASTLEKNOCK, DUBLIN 15 | 23 Sept 2025 | €513,500 | €495,000 | Semi-D | 3 | 81 | 6,340 | C3 | 495 m |
| 22 DISWELSTOWN PARK, CASTLEKNOCK, DUBLIN 15 | 5 Sept 2025 | €782,500 | €760,000 | Semi-D | 4 | 144 | 5,434 | A2 | 218 m |
| 55 DISWELLTOWN WAY, CASTLEKNOCK, DUBLIN | 8 Aug 2025 | €805,000 | €775,000 | Semi-D | 4 | 150 | 5,367 | A3 | 497 m |
| 40 DISWELLSTOWN DRIVE, CASTLEKNOCK, DUBLIN 15 | 8 Jul 2025 | €750,000 | €700,000 | Semi-D | 3 | 135 | 5,556 | A3 | 69 m |
| 19 ORCHARD HALL, DISWELLSTOWN, CASTLEKNOCK | 11 Jun 2025 | €455,000 | €400,000 | Apartment | 2 | 87.3 | 5,212 | A2 | 323 m |
| 20 DISWELLSTOWN PARK, CASTLEKNOCK, DUBLIN 15 | 10 Jun 2025 | €777,500 | — | — | — | — | — | — | 224 m |
| 12 DISWELLSTOWN CLOSE, HAMILTON PARK, CASTLEKNOCK | 16 Dec 2024 | €710,500 | — | — | — | — | — | — | 389 m |
| 35 CROFTON HALL, DISWELLSTOWN, CASKLEKNOCK | 2 Dec 2024 | €420,000 | — | — | — | — | — | — | 315 m |
PPR addresses are geocoded, not surveyed — a sale's position is as good as its address match (`rooftop_n` says how many are address-accurate). Beds, floor area, BER and asking price come from the matched daft.ie advertisement, not from the Register, and only where a match was found (`enriched_n`).
Sources: cara_listings, ppr · fetched 11 Sept 2026, 20:14
| Source | Licence | Fetched | Link |
|---|---|---|---|
| cara_listings | Third-party advertisement data captured by Cara from daft.ie. Not open data: internal analysis only, no redistribution of listing content. Business-contact details (licensed PSP name and branch) are retained per Cara DECISIONS 2026-08-19; agent phone numbers and all vendor/buyer identities are dropped. | 11 Sept 2026, 20:14 | open |
| ppr | PSI — PSRA re-use terms (psr.ie/re-use-of-public-sector-information). Free re-use in any format provided the source and PSRA copyright are acknowledged, the data is reproduced accurately and not used misleadingly, and it is NOT used 'for the principal purpose of advertising or promoting a particular product or service'. Attribution: 'Contains PSRA Residential Property Price Register data, © Property Services Regulatory Authority.' | 13 Sept 2026, 20:32 | open |
Consultations 9 matched by place
- Fingal Safer Schools - St. Fintan's National School, Sutton, Dublin 13 1 day left
- Fingal Safer Schools - Scoil Mhuire, Howth Primary School, Tuckett's Lane, Howth 1 day left
- Fingal Safer Schools - Hansfield Educate Together National School, Barnwell Road, Clonee, Dublin 15 1 day left
- Fingal Safer Schools - St Mochta's National School, Porterstown Road, Clonsilla, Dublin 15 1 day left
- Fingal Safer Schools - Gaelscoil na Mara & Donabate Community College, Portrane Road & Ballisk Common, Donabate, Co. Dublin 6 days left
- Fingal Safer Schools - St. Mary's National School, R122, Oldtown, Co. Dublin 6 days left
- Fingal Safer Schools - Swords Educate Together National School & Gaelscoil Bhrian Bóroimhe, Glen Ellan Road, Swords, Co. Dublin 6 days left
- Fingal Safer Schools - Thornleigh Educate Together National School, Thornleigh Green, Swords 6 days left
- Public Consultation on Identification of Bathing Waters in Fingal for Bathing Season 2027 11 days left
Source: consult · fetched 12 Sept 2026, 02:04
| Source | Licence | Fetched | Link |
|---|---|---|---|
| consult | public | 12 Sept 2026, 02:04 | open |
Council items 10 in 24 months
- Notice of proposed lease of land at Kellystown, Dublin 15 to St. Mochta's Football Club, Porterstown Road, Dublin 15
- Report of Blanchardstown-Mulhuddart/Castleknock/Ongar Services B Area Committee Meeting held on Thursday 3rd September 2026
- Councillor S. Shovlin - Update on Engagement regarding Broadband in Castleknock - AI109166
- Councillor T. Leddy - Castleknock Village Heritage Strategy - AI109092
- Confirmation and Re-Affirmation of Minutes of Blanchardstown - Mulhuddart/Castleknock/Ongar Services B (Strategic and General Matters) Meeting held on Thursday the 4th of June 2026
- Proposed lease of land at Kellystown, Dublin 15 to St Mochta's Football Club, Porterstown Road, Dublin 15
- Councillor G. Sheehan - Clonee to Blanchardstown Cycling Route - AI108792
- Councillor T. Leddy - M50 Boundary with Castleknock Tennis Club - AI109273
- Email from Rachel Begley TII dated 29th May 2026 regarding Cllr Walsh Motion Impact of Noise from the M50 - Ashleigh and Castleknock
- Election of Cathaoirleach of Blanchardstown-Mulhuddart/Castleknock/Ongar Area Committee
Source: moderngov · fetched 13 Sept 2026, 21:50
| Source | Licence | Fetched | Link |
|---|---|---|---|
| moderngov | public | 13 Sept 2026, 21:50 | open |
Capacity and public land
No publishable utility-capacity record within the radius. 12 records from Esb substation withheld: source licence forbids redistribution; see the operator's own register.
Public land (LDA register of relevant lands)
- Fingal County Council — Dublin city and suburbs
- Dublin City Council — Dublin city and suburbs
- Dublin City Council — Dublin city and suburbs
- Bord Gáis — Dublin city and suburbs
- Dublin City Council — Dublin city and suburbs
- Fingal County Council — Dublin city and suburbs
- Fingal County Council — Dublin city and suburbs
- Fingal County Council — Dublin city and suburbs
Sources: esbn, lda_lands · fetched 11 Sept 2026, 16:42
| Source | Licence | Fetched | Link |
|---|---|---|---|
| esbn | all-rights-reserved (esbnetworks.ie disclaimer: personal/non-commercial, no modification or republication without written ESB permission) — permission NOT sought · not redistributable — shown as a flag only | 11 Sept 2026, 16:42 | open |
| lda_lands | CC-BY-4.0 | 11 Sept 2026, 16:43 | open |
Schools and public transport within 1.0 km
Schools
- ST PATRICKS NS
- Castleknock Community College
- The Kings Hospital
Stops 7 · routes 270T, 37, 70n, L55
- Burnell Park Avenue
- Burnell Park Avenue
- Diswellstown Road
- Castleknock College
- Carpenterstown Road
- Bramley Park
- Hollyville Lawn
Sources used in this report
| Section | Source | Licence | Fetched |
|---|---|---|---|
| Location | places | CC-BY-4.0 | 11 Sept 2026, 21:28 |
| Parcel | parcels | CC-BY-4.0 | 11 Sept 2026, 19:06 |
| Zoning | zoning | CC-BY-4.0 | 12 Sept 2026, 02:04 |
| Constraints | constraints | mixed — CC-BY-4.0 except OPW flood (CC-BY-NC-ND-4.0, publishable=false) | 11 Sept 2026, 19:11 |
| Constraints | constraints.flood_cfram | CC-BY-NC-ND-4.0 · not redistributable, flag only | 11 Sept 2026, 19:11 |
| Constraints | constraints.nha | CC-BY-4.0 | 11 Sept 2026, 19:11 |
| Constraints | constraints.niah | CC-BY-4.0 | 11 Sept 2026, 19:11 |
| Constraints | constraints.radon | CC-BY-4.0 | 11 Sept 2026, 19:11 |
| Constraints | constraints.rps | CC-BY-4.0 (Fingal); public/attribution, unconfirmed (DLR) | 11 Sept 2026, 19:11 |
| Constraints | constraints.smr | CC-BY-4.0 | 11 Sept 2026, 19:11 |
| Rzlt | rzlt | CC-BY-4.0 | 12 Sept 2026, 00:23 |
| Planning | npad | CC-BY-4.0 | 13 Sept 2026, 20:39 |
| Appeals | acp | CC-BY-4.0 | 12 Sept 2026, 00:05 |
| Commencements | bcms | CC-BY-4.0 | 13 Sept 2026, 23:40 |
| Sales | cara_listings | Third-party advertisement data captured by Cara from daft.ie. Not open data: internal analysis only, no redistribution of listing content. Business-contact details (licensed PSP name and branch) are retained per Cara DECISIONS 2026-08-19; agent phone numbers and all vendor/buyer identities are dropped. | 11 Sept 2026, 20:14 |
| Sales | ppr | PSI — PSRA re-use terms (psr.ie/re-use-of-public-sector-information). Free re-use in any format provided the source and PSRA copyright are acknowledged, the data is reproduced accurately and not used misleadingly, and it is NOT used 'for the principal purpose of advertising or promoting a particular product or service'. Attribution: 'Contains PSRA Residential Property Price Register data, © Property Services Regulatory Authority.' | 13 Sept 2026, 20:32 |
| Consultations | consult | public | 12 Sept 2026, 02:04 |
| Council items | moderngov | public | 13 Sept 2026, 21:50 |
| Capacity | esbn | all-rights-reserved (esbnetworks.ie disclaimer: personal/non-commercial, no modification or republication without written ESB permission) — permission NOT sought · not redistributable, flag only | 11 Sept 2026, 16:42 |
| Public land | lda_lands | CC-BY-4.0 | 11 Sept 2026, 16:43 |
| Projects | social_housing | CC-BY-SA-4.0 | 11 Sept 2026, 20:13 |
| Amenities | gtfs | CC-BY-4.0 | 11 Sept 2026, 19:16 |
| Amenities | schools | CC-BY-4.0 | 11 Sept 2026, 16:41 |
| Deadlines | acp | CC-BY-4.0 | 12 Sept 2026, 00:05 |
| Deadlines | consult | public | 12 Sept 2026, 02:04 |
| Deadlines | moderngov | public | 13 Sept 2026, 21:50 |
| Deadlines | npad | CC-BY-4.0 | 13 Sept 2026, 20:39 |
| Deadlines | rzlt | CC-BY-4.0 | 12 Sept 2026, 00:23 |
Generated 14 Sept 2026, 01:31 from the Planning Register store. Nothing on this page was fetched live: every figure was already in the store with the fetch time shown. Deadlines are derived from published receipt and decision dates under the Planning and Development Act 2000; confirm with the planning authority before relying on them.