# Site report — 53.28842, -6.32576

*Everything within 500 m, generated 2026-09-13 from the PlanSight store. No figure in this report was fetched live; each section names its source and the date that source was last confirmed.*

> **What closes soonest**
>
> - **2026-10-20** (37 days) — jr: ACP 501266: Refuse permission


## Where this is

|  |  |
|---|---|
| Townland | Knocklyon |
| Settlement | Dublin city and suburbs |
| Electoral division | Firhouse-Knocklyon |
| Local electoral area | Firhouse-Bohernabreena |
| Local authority | South Dublin County Council |

**Census 2022, small area 267086010** — 306 people in 114 households (119 dwellings). 93.9% owner-occupied, 4.4% privately rented, 0.9% social. Vacancy 2.5%. 1. Cities

*Sources: [places](https://services-eu1.arcgis.com/FH5XCsx8rYXqnjF5/arcgis/rest/services/Administrative_Areas___OSi_National_Statutory_Boundaries/FeatureServer/0) (2026-09-11)*

## The site itself

**Parcel** — no registered parcel contains this point (the cadastre covers registered title only)

**Zoning**

| Code | Objective | Plan |
|---|---|---|
| G3 | HA-DV: To protect and enhance the outstanding character and amenity of the Dodder Valley | SD-001:DP:south-dublin-county-development-plan-2022-2028 |

**Residential Zoned Land Tax** — this site is not on an RZLT map. 1126 mapped parcel(s) within the radius.

**Constraints within 500 m**

| Designation | Count | Examples |
|---|---|---|
| Natural Heritage Area (incl. proposed) | 1 | Dodder Valley |
| NIAH-recorded building | 7 | Bellavista Mill; Spawell House; Knocklyon Cross; house; house |
| Radon risk area | 3 | About 1 in 10 homes in this area is likely to have high radon levels; About 1 i… |
| Recorded monument | 2 | Weir - regulating; R149413 |

> ⚠️ **An OPW flood extent intersects this area.** The mapping is licensed CC-BY-NC-ND, so it is not reproduced here — see the OPW's own map at https://www.floodinfo.ie/map/floodmaps/.

*Sources: [parcels](https://services-eu1.arcgis.com/FH5XCsx8rYXqnjF5/arcgis/rest/services/Cadastral_Parcels_Freehold/FeatureServer/12) (2026-09-11)*

## Planning activity — 59 applications within 500 m in 5 years

| Decision | Applications |
|---|---|
| Grant Permission | 30 |
| Grant Permission for Retention | 5 |
| (undecided) | 5 |
| Refuse Permission | 4 |
| Invalid - Site Notice | 3 |
| Invalidate Application | 3 |
| Grant Permission & Grant Retention | 2 |
| Withdraw the Application | 1 |
| Grant Extension of Duration of Permission | 1 |
| Grant Further Ext. of Duration of Permission | 1 |
| Refuse Ext. of Duration of Permission | 1 |
| Request Additional Information | 1 |
| Section 179A Derogation Withered | 1 |
| Declared Withdrawn | 1 |

### Largest by unit count

| Units | Ref | Status | Decision | Received | What |
|---|---|---|---|---|---|
| 100 | LRD24A/0001 | Appeal decided | Grant Permission | 2024-02-02 | Demolition of all existing structures on site, including the 2 storey building … |
| 100 | SHD3ABP-313777-22 | Decision | Refuse Permission | 2022-06-10 | Demolition of all existing structures on site (c. 1,326 sq m), including: Two s… |
| 29 | PT8SD359 | Unregistered application | — | 2026-03-05 | The proposed development is comprised of 29 homes and all associated open space… |
| 11 | SD17A/0364/FEP1 | Decision | Grant Further Ext. of Duration of Permission | 2026-05-08 | (a) Demolition of existing house 'Vista Montana'; (b) construction of 11 no. 3-… |
| 11 | SD17A/0364/EP | Decision | Grant Extension of Duration of Permission | 2023-04-11 | (a) Demolition of existing house 'Vista Montana'; (b) construction of 11 no. 3-… |
| 5 | LRD26A/0001W | Final Grant | Grant Permission | 2026-06-02 | Permission for a Large Scale Residential Development LRD at No. 2 Firhouse Road… |
| 4 | SD22A/0444 | Appeal decided | Refuse Permission | 2022-11-24 | The provision of 4 no. 5 bedroom 2.5 storey semi-detached houses and associated… |
| 1 | SD25A/0189W | Appeal decided | Grant Permission | 2025-08-16 | Divide existing site into 2 sites, demolish existing garage and kitchen area of… |
| 1 | SD25A/0050 | Final Grant | Grant Permission | 2025-03-07 | Detached Two storey Three bedroom house with shared entrance to side. |
| 1 | SD24A/0034 | Final Grant | Grant Permission & Grant Retention | 2024-09-30 | Retention permission for the sub-division of the existing dwelling into 2 separ… |

### Most recent

| Received | Ref | Status | Distance | What |
|---|---|---|---|---|
| 2026-07-01 | PT8SD422 | Unregistered application | 308 m | Proposed Outdoor advertising project comprising of digital advertising display … |
| 2026-06-02 | LRD26A/0001W | Final Grant | 419.8 m | Permission for a Large Scale Residential Development LRD at No. 2 Firhouse Road… |
| 2026-05-28 | SD26A/0125W | AI Requested | 315.2 m | The addition of a new fuel forecourt canopy, updated site parking & layout, 4 N… |
| 2026-05-14 | SD26A/0113W | Invalid - Site Notice | 315.2 m | The addition of a new fuel forecourt canopy, updated site parking & layout, 4No… |
| 2026-05-08 | SD17A/0364/FEP1 | Decision | 208.5 m | (a) Demolition of existing house 'Vista Montana'; (b) construction of 11 no. 3-… |
| 2026-04-30 | SD26A/0104W | Invalid Application | 315.2 m | The development will consist of the addition of a new fuel forecourt canopy, up… |
| 2026-04-03 | SD26B/0156W | Final Grant | 481.9 m | Amendmetns to the first floor extension previously granted planning permission … |
| 2026-03-23 | SD26B/0127W | Final Grant | 409.8 m | Permission for a single storey extension to side of dwelling together with all … |
| 2026-03-05 | PT8SD359 | Unregistered application | 338.9 m | The proposed development is comprised of 29 homes and all associated open space… |
| 2026-02-11 | SD26B/0056W | Appeal Report Sent to ABP | 238.4 m | Modifications to a previously granted permission (SD25B/0061W), to include cons… |

*`description` is truncated at source (80 chars for DLR, 70 for Fingal) and `applicant` is null nationally — NPAD publishes neither in full.*

*Sources: [npad](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer) (2026-09-13)*

## Appeals — 8 in 5 years

| Outcome | Cases |
|---|---|
| grant_conditions | 5 |
| refuse | 3 |

| Decided | ACP ref | LA ref | Outcome | Distance |
|---|---|---|---|---|
| 2026-08-25 | 501266 | SD26B/0056W | refuse | 238.4 m |
| 2026-04-08 | 500186 | SD25A/0189W | grant_conditions | 431 m |
| 2026-02-19 | 321439 | SD23A/0304 | grant_conditions | 430.8 m |
| 2025-09-03 | 313777 | — | refuse | 421.4 m |
| 2024-12-16 | 316272 | — | grant_conditions | 379.2 m |
| 2024-07-26 | 319568 | LRD24A/0001 | grant_conditions | 419.8 m |
| 2024-02-14 | 315930 | SD22A/0444 | refuse | 315 m |
| 2022-07-20 | 312362 | SD21A/0212 | grant_conditions | 488.8 m |

*Sources: [acp](https://services-eu1.arcgis.com/o56BSnENmD5mYs3j/arcgis/rest/services/Cases_2016_Onwards/FeatureServer/3) (2026-09-11)*

## What is actually being built — 10 commencement notices in 3 years

| Year | Notices |
|---|---|
| 2026 | 4 |
| 2025 | 3 |
| 2024 | 3 |

| Date | Address | Kind | Planning ref | Distance |
|---|---|---|---|---|
| 2026-09-07 | 2 Knocklyon Avenue, Dublin 16, Dublin, D16 H3K8 | opt_out_commencement_notice | SD26B/0032W | 318.3 m |
| 2026-08-20 | 3 Knocklyon Avenue, Dublin 16, Dublin, D16 Y9P0 | opt_out_commencement_notice | SD21B/0649 | 280.3 m |
| 2026-05-28 | 15 Knocklyon Park, Knocklyon, South Dublin, D16 N1W8 | short_commencement_notice | SD25B/0061W | 247.9 m |
| 2026-03-27 | 5A Knocklyon Avenue, Knocklyon, South Dublin, D16 WV38 | short_commencement_notice | SD25B/0433W | 299.4 m |
| 2025-10-15 | 16 Delaford Drive, Knocklyon, South Dublin, D16 K7Y3 | opt_out_commencement_notice | SD25B/0070W | 208.7 m |
| 2025-05-21 | 5 Delaford Lawn, Knocklyon, South Dublin, D16 C5Y9 | opt_out_commencement_notice | SD22B/0219 | 240.2 m |
| 2025-01-28 | 2, Greenacres Lodge, Dublin, South Dublin, D16 F642 | short_commencement_notice | SD24B/0179 | 405.6 m |
| 2024-11-05 | 18 Delaford Grove, Knocklyon, South Dublin, D16 T6V9 | short_commencement_notice | SD24B/0207W | 137.9 m |
| 2024-08-23 | Dublin, South Dublin, D16 YR22 | commencement_notice | SD23A/0125 | 321.6 m |
| 2024-07-22 | 2 Knocklyon Heights, Dublin 16, South Dublin | opt_out_commencement_notice | SD23A/0117 | 431.5 m |

*One notice can cover many buildings — count notices, never building rows, or a single multi-unit scheme reads as a trend (T11).*

*Sources: [bcms](https://data.nbco.gov.ie/dataset/2704a333-874d-46f5-b3bc-3673766bf816/resource/0774e781-7af8-46da-b623-872e74cf541e/download/buildingscnscccs.csv) (2026-09-12)*

## Recent sales — 13 within 500 m

Median €600,000 (range €345,000 – €881,000), median €6,144/m².

13 matched to the exact address; 4 with beds, floor area and BER from the matched daft.ie advertisement.

| Sold | Price | Address | Beds | m² | BER | New build |
|---|---|---|---|---|---|---|
| 2025-12-01 | €881,000 | 2 KNOCKLYON AVE, KNOCKLYON WOODS, DUBLIN 16 | 4 | 149.8 | F | no |
| 2025-11-27 | €720,000 | 12 DELAFORD PARK, DUBLIN 16, DUBLIN | 3 | 116 | B2 | no |
| 2025-09-11 | €450,000 | 21 MOUNT CARMEL PARK, FIRHOUSE TALLAGHT, DUBLIN 24 | 3 | 74 | D1 | no |
| 2025-07-25 | €687,000 | 35 KNOCKLYON PARK, KNOCKLYON WOODS, TEMPLEOGUE DUBLIN 16 | 3 | 100 | D2 | no |
| 2024-11-19 | €500,000 | 3 MOUNT CARMEL PARK, FIRHOUSE, DUBLIN 24 | — | — | — | no |
| 2024-11-13 | €602,000 | 5 DELAFORD PARK, KNOCKLYON, DUBLIN | — | — | — | no |
| 2024-09-17 | €562,500 | 8 DELAFORD LAWN, KNOCKLYON WOODS, DUBLIN 16 | — | — | — | no |
| 2024-09-11 | €602,000 | 16 DELAFORD DR, TEMPLEOGUE, DUBLIN 16 | — | — | — | no |
| 2024-07-30 | €605,000 | 13 DELAFORD PARK, TEMPLEOGUE, DUBLIN 16 | — | — | — | no |
| 2024-07-05 | €448,000 | 2 MOUNT CARMEL PARK, FIRHOUSE, TALLAGHT | — | — | — | no |

*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](https://www.daft.ie/ (via Cara `daft_listing`)) (2026-09-11); [ppr](https://www.propertypriceregister.ie/website/npsra/pprweb.nsf/PPRDownloads?OpenForm) (2026-09-13)*

## Open consultations

| Closes | Days | Title | Kind |
|---|---|---|---|
| 2026-09-16 | 2 | [Safe Routes to School Scoil Naomh Aine Clondalkin](https://consult.sdublincoco.ie/en/consultation/safe-routes-school-scoil-naomh-aine-clondalkin) | other |
| 2026-09-18 | 4 | [Notice of Consideration of a Scheme for the Abatement of Rates in Respect of Va…](https://consult.sdublincoco.ie/en/consultation/notice-consideration-scheme-abatement-rates-respect-vacant-properties-2027) | other |
| 2026-09-29 | 16 | [Clonburris Proposed Material Amendment to the Clonburris Strategic Development …](https://consult.sdublincoco.ie/en/consultation/clonburris-proposed-material-amendment-clonburris-strategic-development-zone-planning-scheme-2019) | other |

*Sources: [consult](https://dlrcoco.citizenspace.com | https://consult.fingal.ie | https://engage.dublincity.ie) (2026-09-12)*

## Council decisions nearby

| Meeting | Committee | Kind | Item |
|---|---|---|---|
| 2026-05-12 | Rathfarnham / Templeogue / Firhouse / B… | other | [With regard to St Josephs burial Ground in Bohernabreena, are the Council any c…](https://meetings.southdublin.ie/Home/Agenda/2745?p=2) |
| 2026-05-12 | Rathfarnham / Templeogue / Firhouse / B… | other | [Please advise which footpaths are listed for repairs in the Knocklyon area for …](https://meetings.southdublin.ie/Home/Agenda/2745?p=2) |
| 2026-05-11 | County Council | other | [Association of Irish Regions (AIR) Annual Training Seminar 2026, 25th and 26th …](https://meetings.fingal.ie/ieListDocuments.aspx?CId=129&MId=6263#AI108233) |
| 2026-04-14 | Rathfarnham / Templeogue / Firhouse / B… | other | [To ask the manager whether there are plans to remove the split cycle and pedest…](https://meetings.southdublin.ie/Home/Agenda/2730?p=2) |
| 2026-03-10 | Rathfarnham / Templeogue / Firhouse / B… | other | [To ask for an update on works being carried out at derelict Old Tanning Factory…](https://meetings.southdublin.ie/Home/Agenda/2714?p=3) |
| 2026-02-10 | Rathfarnham / Templeogue / Firhouse / B… | part8 | [New Works: Part 8 - Proposed Social and Affordable Mixed Tenure Housing Develop…](https://meetings.southdublin.ie/Home/Agenda/2694?p=3) |
| 2025-05-13 | Rathfarnham / Templeogue / Firhouse / B… | other | [Can the Chief Executive please provide an update on the repair of the footpath …](https://meetings.southdublin.ie/Home/Agenda/2583) |
| 2025-05-13 | Rathfarnham / Templeogue / Firhouse / B… | other | [To ask the manager to provide any information available regarding the recurrent…](https://meetings.southdublin.ie/Home/Agenda/2583) |
| 2025-04-08 | Rathfarnham / Templeogue / Firhouse / B… | other | [To ask the Chief Executive if the following issues have been considered, regard…](https://meetings.southdublin.ie/Home/Agenda/2560) |
| 2025-02-10 | County Council | other | [Association of Irish Regions (AIR) Annual Seminar which takes place on 5th - 6t…](https://meetings.fingal.ie/ieListDocuments.aspx?CId=129&MId=6082#AI100267) |

*Sources: [moderngov](https://meetings.fingal.ie) (2026-09-12)*

## Infrastructure and public land

*7 capacity record(s) nearby (esb_substation) are not reproduced: source licence forbids redistribution; see the operator's own register.*

**Public land** — 21 relevant public land site(s) nearby: Dublin City Council (18), Dún Laoghaire-Rathdown County Council (1), South Dublin County Council (2)

*Sources: [esbn](https://www.esbnetworks.ie/services/get-connected/renewable-connection/network-capacity-heatmap) (2026-09-11)*

## Schools and transport within 1,000 m

| School | Distance |
|---|---|
| GAELSCOIL CHNOC LIAMHNA | 319.9 m |
| SCOIL COLMCILLE NAOFA | 792.9 m |
| ST COLMCILLE SENIOR N S | 792.9 m |
| SCOIL CARMEL | 851.3 m |
| St Mac Dara's Community College | 995.3 m |

**30 public-transport stops** serving routes 15, 65, 65B, 77A, 77X, 82, F1, F2, S6, UM08.

*Sources: [gtfs](https://www.transportforireland.ie/transitData/Data/GTFS_All.zip) (2026-09-11); [schools](https://www.gov.ie/en/department-of-education/collections/primary-schools-enrolment-figures/) (2026-09-11)*

## Deadlines still open

| Closes | Days | Kind | What | Distance |
|---|---|---|---|---|
| 2026-10-20 | 37 | jr | [ACP 501266: Refuse permission](https://www.pleanala.ie/en-ie/case/501266) | 238.4 m |

*Sources: [acp](https://services-eu1.arcgis.com/o56BSnENmD5mYs3j/arcgis/rest/services/Cases_2016_Onwards/FeatureServer/3) (2026-09-11); [consult](https://dlrcoco.citizenspace.com | https://consult.fingal.ie | https://engage.dublincity.ie) (2026-09-12); [moderngov](https://meetings.fingal.ie) (2026-09-12); [npad](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer) (2026-09-13); [rzlt](https://services.arcgis.com/NzlPQPKn5QF9v2US/arcgis/rest/services/Residential_Zoned_Land_Tax_Annual_Draft_Map2027_view/FeatureServer/0) (2026-09-11)*

---

## Provenance

Every section above reads the PlanSight store only.

| Section | Source | Licence | Last confirmed | URL |
|---|---|---|---|---|
| location | places | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/FH5XCsx8rYXqnjF5/arcgis/rest/services/Administrative_Areas___OSi_National_Statutory_Boundaries/FeatureServer/0) |
| parcel | parcels | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/FH5XCsx8rYXqnjF5/arcgis/rest/services/Cadastral_Parcels_Freehold/FeatureServer/12) |
| zoning | zoning | CC-BY-4.0 | 2026-09-12 | [link](https://services.arcgis.com/NzlPQPKn5QF9v2US/arcgis/rest/services/GZT_Current_Plan/FeatureServer/0) |
| constraints | constraints | mixed — CC-BY-4.0 except OPW flood (CC-BY-NC-ND-4.0, publishable=false) | 2026-09-11 | [link](https://data.gov.ie/ (see the per-sub-source rows in `source`)) |
| constraints | constraints.flood_cfram | CC-BY-NC-ND-4.0 | 2026-09-11 | [link](https://s3.eu-west-1.amazonaws.com/catalogue.floodinfo.opw/cfram/esds_floodmap_ext_f_c.zip) |
| constraints | constraints.nha | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/Jhij7i46ouO8Cc0N/arcgis/rest/services/NPWSDesignatedAreas/FeatureServer/2) |
| constraints | constraints.niah | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/HyjXgkV6KGMSF3jt/arcgis/rest/services/NIAHBuildingsOpenData/FeatureServer/0) |
| constraints | constraints.radon | CC-BY-4.0 | 2026-09-11 | [link](https://gis.epa.ie/geoserver/ows?typeNames=EPA:RadonRiskMapofIreland) |
| constraints | constraints.smr | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/HyjXgkV6KGMSF3jt/arcgis/rest/services/SMROpenData/FeatureServer/0) |
| rzlt | rzlt | CC-BY-4.0 | 2026-09-11 | [link](https://services.arcgis.com/NzlPQPKn5QF9v2US/arcgis/rest/services/Residential_Zoned_Land_Tax_Annual_Draft_Map2027_view/FeatureServer/0) |
| planning | npad | CC-BY-4.0 | 2026-09-13 | [link](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer) |
| appeals | acp | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/o56BSnENmD5mYs3j/arcgis/rest/services/Cases_2016_Onwards/FeatureServer/3) |
| commencements | bcms | CC-BY-4.0 | 2026-09-12 | [link](https://data.nbco.gov.ie/dataset/2704a333-874d-46f5-b3bc-3673766bf816/resource/0774e781-7af8-46da-b623-872e74cf541e/download/buildingscnscccs.csv) |
| 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. | 2026-09-11 | [link](https://www.daft.ie/ (via Cara `daft_listing`)) |
| 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.' | 2026-09-13 | [link](https://www.propertypriceregister.ie/website/npsra/pprweb.nsf/PPRDownloads?OpenForm) |
| consultations | consult | public | 2026-09-12 | [link](https://dlrcoco.citizenspace.com \| https://consult.fingal.ie \| https://engage.dublincity.ie) |
| council_items | moderngov | public | 2026-09-12 | [link](https://meetings.fingal.ie) |
| capacity | esbn | all-rights-reserved (esbnetworks.ie disclaimer: personal/non-commercial, no modification or republication without written ESB permission) — permission NOT sought | 2026-09-11 | [link](https://www.esbnetworks.ie/services/get-connected/renewable-connection/network-capacity-heatmap) |
| public_land | lda_lands | CC-BY-4.0 | 2026-09-11 | [link](https://lda.ie/public-lands/register-of-relevant-lands) |
| projects | social_housing | CC-BY-SA-4.0 | 2026-09-11 | [link](https://www.gov.ie/en/department-of-housing-local-government-and-heritage/collections/social-housing-construction-projects-status-reports/) |
| amenities | gtfs | CC-BY-4.0 | 2026-09-11 | [link](https://www.transportforireland.ie/transitData/Data/GTFS_All.zip) |
| amenities | schools | CC-BY-4.0 | 2026-09-11 | [link](https://www.gov.ie/en/department-of-education/collections/primary-schools-enrolment-figures/) |
| deadlines | acp | CC-BY-4.0 | 2026-09-11 | [link](https://services-eu1.arcgis.com/o56BSnENmD5mYs3j/arcgis/rest/services/Cases_2016_Onwards/FeatureServer/3) |
| deadlines | consult | public | 2026-09-12 | [link](https://dlrcoco.citizenspace.com \| https://consult.fingal.ie \| https://engage.dublincity.ie) |
| deadlines | moderngov | public | 2026-09-12 | [link](https://meetings.fingal.ie) |
| deadlines | npad | CC-BY-4.0 | 2026-09-13 | [link](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer) |
| deadlines | rzlt | CC-BY-4.0 | 2026-09-11 | [link](https://services.arcgis.com/NzlPQPKn5QF9v2US/arcgis/rest/services/Residential_Zoned_Land_Tax_Annual_Draft_Map2027_view/FeatureServer/0) |