# Site report — 53.29437, -6.20453

*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**
>
> - **2026-09-14** (1 days) — observation: D26A/0597/WEB: application received — The proposed development consists of the subdivision of the existing si…
> - **2026-09-15** (2 days) — observation: D26A/0599/WEB: application received — The development consists of a canopy erected over service bays along wi…
> - **2026-09-15** (2 days) — observation: D26B/0449/WEB: application received — The development consists of: The alteration and extension of the existi…


## Where this is

|  |  |
|---|---|
| Townland | Mount Merrion or Callary |
| Settlement | Dublin city and suburbs |
| Electoral division | Stillorgan-Mount Merrion |
| Local electoral area | Stillorgan |
| Local authority | Dun Laoghaire-Rathdown County Council |

**Census 2022, small area 267128002** — 384 people in 117 households (132 dwellings). 91.5% owner-occupied, 1.7% privately rented, 0% social. Vacancy 6.8%. 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** — Tailte Éireann `5960463` (freehold), 471.02 m² (0.05 ha), DLR.

**Zoning**

| Code | Objective | Plan |
|---|---|---|
| R2 | Objective A: A To provide residential development and improve residential amenity while protecting the existing residen… | DR-001:DP:county-development-plan-2022-2028 |

**Residential Zoned Land Tax** — on the draft map 2027 (parcel `DELA00001949`, 2.86 ha), and the final map 2026 (parcel `DELA00001949`, 2.86 ha).

> This land is on an RZLT map — the owner is liable for an annual 3 % tax.

**Constraints within 500 m**

| Designation | Count | Examples |
|---|---|---|
| Radon risk area | 2 | About 1 in 10 homes in this area is likely to have high radon levels; About 1 i… |
| Record of Protected Structures | 6 | South Hill House; Traquair; Saint Damien's; Mount Merrion House; Mount Merrion … |
| Recorded monument | 2 | Ecclesiastical site; R149423 |

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

## Planning activity — 165 applications within 500 m in 5 years

| Decision | Applications |
|---|---|
| GRANT PERMISSION | 103 |
| DECLARE APPLICATION INVALID | 13 |
| REFUSE PERMISSION | 11 |
| GRANT PERMISSION FOR RETENTION | 11 |
| DECLARE INVALID (SITE NOTICE) | 5 |
| (undecided) | 5 |
| WITHDRAW THE APPLICATION | 4 |
| GRANT PERMISSION & GRANT RETENTION | 3 |
| S5 DEC EXEMPT | 3 |
| GRANT PERMISSION & REFUSE PERMISSION | 1 |
| GRANT EXTENSION OF DURATION OF PERM. | 1 |
| REFUSE PERMISSION FOR RETENTION | 1 |
| DECLARE APPLICATION WITHDRAWN | 1 |
| S5 REQ AI | 1 |
| GRANT CERTIFICATE OF EXEMPTION | 1 |
| APPROVE | 1 |

### Open for observations now

| Closes | Days | Ref | What | Distance |
|---|---|---|---|---|
| 2026-09-14 | 1 | [D26A/0597/WEB](https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D26A/0597/WEB) | The proposed development consists of the subdivision of the existing site curtil | 488.3 m |
| 2026-09-15 | 2 | [D26A/0599/WEB](https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D26A/0599/WEB) | The development consists of a canopy erected over service bays along with all a | 377.1 m |
| 2026-09-15 | 2 | [D26B/0449/WEB](https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D26B/0449/WEB) | The development consists of: The alteration and extension of the existing single | 370.7 m |
| 2026-09-22 | 9 | [D26A/0618/WEB](https://planning.agileapplications.ie/dunlaoghaire/application-details/?ref=D26A/0618/WEB) | The development consists of a canopy erected over service bays along with all a | 377.1 m |

### Most recent

| Received | Ref | Status | Distance | What |
|---|---|---|---|---|
| 2026-08-18 | D26A/0618/WEB | Referral | 377.1 m | The development consists of a canopy erected over service bays along with all a |
| 2026-08-11 | D26B/0449/WEB | Assessment Period | 370.7 m | The development consists of: The alteration and extension of the existing single |
| 2026-08-11 | D26A/0599/WEB | Invalid Details Sent to Applicant | 377.1 m | The development consists of a canopy erected over service bays along with all a |
| 2026-08-10 | D26A/0597/WEB | Assessment Period | 488.3 m | The proposed development consists of the subdivision of the existing site curtil |
| 2026-07-14 | D26B/0401/WEB | Assessment Period | 0 m | The development will consist of the renovation and extension of existing 2-stor |
| 2026-06-13 | D26A/0445/WEB | Decision Issued | 319.1 m | Single-storey front porch extension with canopy, widening of existing front vehi |
| 2026-06-10 | D26A/0433/WEB | Decision Issued | 340.9 m | The development will consist of: (1) Demolition of existing shed, conservatory |
| 2026-06-08 | D26A/0421/WEB | Invalid Details Sent to Applicant | 319.1 m | Single-storey front porch extension with canopy, widening of existing front vehi |
| 2026-05-27 | D26A/0389/WEB | Final Grant | 402 m | (A) A rear and side ground and first floor extension to provide additional livin |
| 2026-05-22 | PC/IC/01/26 | Registered Application | 158.9 m | 73 mobility hub sites across the Council's administrative area |

*`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) (2026-09-12)*

## Appeals — 14 in 5 years

| Outcome | Cases |
|---|---|
| grant_conditions | 6 |
| refuse | 3 |
| withdrawn | 3 |
| invalid | 1 |
| (pending) | 1 |

| Decided | ACP ref | LA ref | Outcome | Distance |
|---|---|---|---|---|
| 2026-03-20 | 500480 | D25A/0757/WEB | refuse | 114.3 m |
| 2025-09-18 | 323691 | D25B/0375/WEB | invalid | 373.1 m |
| 2025-07-22 | 322226 | D24A/0937/WEB | grant_conditions | 156.5 m |
| 2025-06-09 | 321854 | D24A/0918 | grant_conditions | 428.5 m |
| 2025-01-31 | 319565 | D24A/0059 | grant_conditions | 319.1 m |
| 2024-12-18 | 321487 | D24B/0425/WEB | open | 325.4 m |
| 2024-12-13 | 319907 | D24A/0008 | grant_conditions | 479.6 m |
| 2024-11-19 | 320028 | D24A/0234 | grant_conditions | 440.7 m |
| 2024-06-19 | 318913 | D23B/0510 | grant_conditions | 321.2 m |
| 2024-05-15 | 319490 | D23A/0730 | withdrawn | 256.4 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 — 54 commencement notices in 3 years

| Year | Notices |
|---|---|
| 2026 | 8 |
| 2025 | 19 |
| 2024 | 23 |
| 2023 | 4 |

| Date | Address | Kind | Planning ref | Distance |
|---|---|---|---|---|
| 2026-09-17 | 86 Trees Road Lower, Blackrock, Dublin | opt_out_commencement_notice | D24A/0234 | 454.4 m |
| 2026-09-17 | 56 Trees Road Lower, Blackrock, Dublin, A94 X9X5 | opt_out_commencement_notice | D25B/0739/WEB | 274.7 m |
| 2026-09-16 | 33 Priory Avenue, Dublin, A94 PY59 | opt_out_commencement_notice | D26A/0389/WEB | 437.6 m |
| 2026-07-27 | 66 The Rise, Blackrock, Dublin, A94 X9F6 | opt_out_commencement_notice | D25B/0292 | 324.7 m |
| 2026-07-22 | Sycamore Crescent, Dublin, A94Y8D2 | opt_out_commencement_notice | D25B/0727/WEB | 201.9 m |
| 2026-05-06 | Woodlands Avenue, Dublin, Dún Laoghaire-Rathdown, A94Y7Y8 | commencement_notice | D23A/0193 | 361.8 m |
| 2026-04-13 | 39 Woodlands Park, Dublin, Dún Laoghaire-Rathdown, A94 W279 | opt_out_commencement_notice | D25A/0833/WEB | 439.2 m |
| 2026-01-05 | 40 Thornhill Oaks, Mount Merrion, Blackrock, Co. Dublin., D… | opt_out_commencement_notice | D24A/0059 | 330.8 m |
| 2025-12-17 | 18 Priory Grove, Dublin, Dún Laoghaire-Rathdown, A94 PD71 | short_commencement_notice | D25A/0276/WEB | 463.6 m |
| 2025-11-17 | The Rise, Mount Merrion, Dún Laoghaire-Rathdown, A94 E283 | commencement_notice | D23A/0600 | 371 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 — 39 within 500 m

Median €900,000 (range €340,000 – €2,150,000), median €7,937/m².

39 matched to the exact address; 14 with beds, floor area and BER from the matched daft.ie advertisement.

| Sold | Price | Address | Beds | m² | BER | New build |
|---|---|---|---|---|---|---|
| 2025-11-28 | €1,300,000 | 43 TREES ROAD, MOUNT MERRION, CO DUBLIN | 4 | 166 | D2 | no |
| 2025-11-07 | €1,330,000 | 79 MERRION PARK, BLACKROCK, CO DUBLIN | 4 | 166 | B3 | no |
| 2025-09-24 | €1,500,000 | 50 THORNHILL OAKS, CHERRY GARTH, MOUNT MERRION | 4 | 165 | A2 | no |
| 2025-09-24 | €1,305,000 | 49 THE RISE, MOUNT MERRION, BLACKROCK | 4 | 143 | C3 | no |
| 2025-09-05 | €1,120,000 | 95 Merrion Park, Blackrock, Co. Dublin | 3 | 149.9 | D2 | no |
| 2025-08-29 | €935,000 | 13 PRIORY DR, STILLORGAN, DUBLIN | 3 | 98 | E2 | no |
| 2025-08-27 | €510,500 | 26 ASHURST, MOUNT MERRION AVE, BLACKROCK | 2 | — | C1 | no |
| 2025-08-12 | €393,000 | 32 BEAUFIELD MANOR, STILLORGAN, DUBLIN | 1 | 55 | E2 | no |
| 2025-08-07 | €560,000 | 10 BEAUFIELD MANOR, STILLORGAN, DUBLIN | 2 | 75.3 | D1 | no |
| 2025-07-18 | €999,999 | APT.28 - THORNHILL OAKS, CHERRY GARTH - MOUNT MERRION, BLAC… | 3 | 126 | A2 | 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) (2026-09-12)*

## Open consultations

| Closes | Days | Title | Kind |
|---|---|---|---|
| 2026-10-21 | 38 | [Cruise Passenger Realignment Project, Dun Laoghaire Harbour](https://dlrcoco.citizenspace.com/infrastructure-climate-change/cruise-passenger-realignment/consult_view/) | other |
| 2026-12-31 | 109 | [Environment: Green Dog Walkers Pledge](https://dlrcoco.citizenspace.com/environment/green-dog-walkers-pledge/consult_view/) | 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 |
|---|---|---|---|
| 2026-09-07 | Dún Laoghaire CHEPP Area Committee Meet… | other | [Tree Pruning in Foxrock](https://dlrcoco.public-i.tv/core/portal/webcast_interactive/1122424) |
| 2026-05-11 | Monthly County Council Meeting | other | [Taking in Charge at Oatlands Manor, Mount Merrion, Blackrock, Co. Dublin](https://dlrcoco.public-i.tv/core/portal/webcast_interactive/1090811) |
| 2026-01-12 | County Council | other | [Local Authorities Members' Association (LAMA) Spring Conference, 28th and 29th …](https://meetings.fingal.ie/ieListDocuments.aspx?CId=129&MId=6205#AI105780) |
| 2024-11-07 | Blanchardstown-Mulhuddart/Castleknock/O… | other | [Councillor J. Walsh - Update on Planning Enforcement - Sycamore Avenue - AI0990…](https://meetings.fingal.ie/ieListDocuments.aspx?CId=139&MId=6017#AI99082) |

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

## Infrastructure and public land

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

**Public land** — 5 relevant public land site(s) nearby: Dublin City Council (3), Dún Laoghaire-Rathdown County Council (1), The Minister for Education and Skills (1)

*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 |
|---|---|
| Oatlands College | 250.4 m |
| Oatlands Primary School, An Edmund Rice School | 359.3 m |
| S N SAN TREASA | 371 m |
| S N NAOMH LORCAN | 672.9 m |
| Coláiste Íosagáin | 893.9 m |
| Coláiste Eoin | 918.9 m |

**44 public-transport stops** serving routes 11, 116, 118, 133, 181, 2, 46n, 47, 700, 740, 740A, 740X, 7B, 7D, E1, E2, L25, S6, X1, X2.

*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 |
|---|---|---|---|---|
| 2026-09-14 | 1 | observation | [D26A/0597/WEB: application received — The proposed development consists of the subdivisio…](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 488.3 m |
| 2026-09-15 | 2 | observation | [D26A/0599/WEB: application received — The development consists of a canopy erected over s…](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 377.1 m |
| 2026-09-15 | 2 | observation | [D26B/0449/WEB: application received — The development consists of: The alteration and ext…](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 370.7 m |
| 2026-09-22 | 9 | observation | [D26A/0618/WEB: application received — The development consists of a canopy erected over s…](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 377.1 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) (2026-09-12); [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.radon | CC-BY-4.0 | 2026-09-11 | [link](https://gis.epa.ie/geoserver/ows?typeNames=EPA:RadonRiskMapofIreland) |
| constraints | constraints.rps | CC-BY-4.0 (Fingal); public/attribution, unconfirmed (DLR) | 2026-09-11 | [link](https://services.arcgis.com/41mg5wcsG0sphp5W/arcgis/rest/services/ProtectedStructures_CDP2228_dlrcoco/FeatureServer/16) |
| 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 | 2026-09-12 | [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.' | 2026-09-12 | [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 | 2026-09-12 | [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) |