# Site report — 53.29333, -6.20829

*Everything within 500 m, generated 2026-09-14 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**
>
> - **2026-09-15** (1 days) — observation: D26B/0449/WEB: application received — The development consists of: The alteration and extension of the existi…
> - **2026-09-17** (3 days) — appeal: D26A/0488/WEB: GRANT PERMISSION — The proposed amendment consists of the omission of the previously permitted…
> - **2026-09-21** (7 days) — appeal: D26A/0493/WEB: GRANT PERMISSION — The development will include the demolition of - the existing end of terrac…


## 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 267128001** — 370 people in 124 households (135 dwellings). 89.5% owner-occupied, 8.1% privately rented, 0% social. Vacancy 6.7%. 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 |
|---|---|---|
| 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 `DELA00001912`, 3.18 ha), and the final map 2026 (parcel `DELA00001912`, 3.18 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 | 4 | About 1 in 10 homes in this area is likely to have high radon levels; About 1 i… |
| Record of Protected Structures | 4 | Saint Damien's; Mount Merrion House; Mount Merrion House Stables; Thornhill Hou… |

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

## Planning activity — 170 applications within 500 m in 5 years

| Decision | Applications |
|---|---|
| GRANT PERMISSION | 107 |
| REFUSE PERMISSION | 16 |
| GRANT PERMISSION FOR RETENTION | 8 |
| DECLARE APPLICATION INVALID | 7 |
| DECLARE INVALID (SITE NOTICE) | 6 |
| GRANT CERTIFICATE OF EXEMPTION | 5 |
| WITHDRAW THE APPLICATION | 5 |
| (undecided) | 3 |
| S5 REQ AI | 2 |
| GRANT PERMISSION & REFUSE PERMISSION | 2 |
| S5 DEC NOT EXEMPT | 2 |
| S5 DEC EXEMPT | 2 |
| GRANT PERMISSION & GRANT RETENTION | 1 |
| DECLARE APPLICATION WITHDRAWN | 1 |
| GRANT EXTENSION OF DURATION OF PERM. | 1 |
| APPROVE | 1 |
| REFUSE PERMISSION FOR RETENTION | 1 |

### Open for observations now

| Closes | Days | Ref | What | Distance |
|---|---|---|---|---|
| 2026-09-15 | 1 | [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 | 397.2 m |

### Most recent

| Received | Ref | Status | Distance | What |
|---|---|---|---|---|
| 2026-08-11 | D26B/0449/WEB | Assessment Period | 397.2 m | The development consists of: The alteration and extension of the existing single |
| 2026-07-14 | D26B/0401/WEB | Assessment Period | 251.7 m | The development will consist of the renovation and extension of existing 2-stor |
| 2026-06-30 | V/050/26 | Decision Issued | 437 m | 3 Units |
| 2026-06-30 | D26A/0493/WEB | Decision Issued | 437 m | The development will include the demolition of - the existing end of terrace par |
| 2026-06-29 | D26A/0488/WEB | Decision Issued | 481.1 m | The proposed amendment consists of the omission of the previously permitted det |
| 2026-06-13 | D26A/0445/WEB | Decision Issued | 477.7 m | Single-storey front porch extension with canopy, widening of existing front vehi |
| 2026-06-10 | D26A/0433/WEB | Decision Issued | 366.7 m | The development will consist of: (1) Demolition of existing shed, conservatory |
| 2026-06-10 | REF8826 | Decision Issued | 413.3 m | Change of use from (food preparation) retail to café/restaurant. It has been op |
| 2026-06-08 | D26A/0421/WEB | Invalid Details Sent to Applicant | 477.7 m | Single-storey front porch extension with canopy, widening of existing front vehi |
| 2026-05-26 | D26A/0386/WEB | Final Grant | 491.5 m | Alterations to existing planning permission D25A/0068/WEB to include (a) single |

*`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) (2026-09-14)*

## Appeals — 19 in 5 years

| Outcome | Cases |
|---|---|
| grant_conditions | 10 |
| refuse | 3 |
| withdrawn | 3 |
| (pending) | 2 |
| invalid | 1 |

| Decided | ACP ref | LA ref | Outcome | Distance |
|---|---|---|---|---|
| 2026-07-07 | 501672 | D26A/0295 | pending | 301.6 m |
| 2026-03-20 | 500480 | D25A/0757/WEB | refuse | 390.7 m |
| 2026-03-04 | 500280 | D25B/0485/WEB | grant_conditions | 283.3 m |
| 2025-09-18 | 323691 | D25B/0375/WEB | invalid | 430.1 m |
| 2025-09-16 | 322653 | D25B/0133/WEB | grant_conditions | 390.9 m |
| 2025-07-22 | 322226 | D24A/0937/WEB | grant_conditions | 305.2 m |
| 2025-01-31 | 319565 | D24A/0059 | grant_conditions | 127 m |
| 2024-12-18 | 321487 | D24B/0425/WEB | open | 143.7 m |
| 2024-12-13 | 319907 | D24A/0008 | grant_conditions | 438.5 m |
| 2024-11-19 | 320028 | D24A/0234 | grant_conditions | 170.8 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 — 52 commencement notices in 3 years

| Year | Notices |
|---|---|
| 2026 | 9 |
| 2025 | 15 |
| 2024 | 22 |
| 2023 | 6 |

| Date | Address | Kind | Planning ref | Distance |
|---|---|---|---|---|
| 2026-09-17 | 86 Trees Road Lower, Blackrock, Dublin | opt_out_commencement_notice | D24A/0234 | 187.2 m |
| 2026-09-17 | 56 Trees Road Lower, Blackrock, Dublin, A94 X9X5 | opt_out_commencement_notice | D25B/0739/WEB | 86.8 m |
| 2026-08-24 | 46 South Avenue, Blackrock, Dublin, A94 W9D8 | opt_out_commencement_notice | D26A/0159 | 252.2 m |
| 2026-07-27 | 66 The Rise, Blackrock, Dublin, A94 X9F6 | opt_out_commencement_notice | D25B/0292 | 338.9 m |
| 2026-07-22 | Sycamore Crescent, Dublin, A94Y8D2 | opt_out_commencement_notice | D25B/0727/WEB | 374.9 m |
| 2026-05-28 | 75 Deerpark Road, Dublin, Dún Laoghaire-Rathdown | opt_out_commencement_notice | D25A/0699/WEB | 382.8 m |
| 2026-05-06 | Woodlands Avenue, Dublin, Dún Laoghaire-Rathdown, A94Y7Y8 | commencement_notice | D23A/0193 | 335.4 m |
| 2026-03-03 | 39 Clonmore Road, Blackrock, Dún Laoghaire-Rathdown | commencement_notice | D21A/0538 | 284.1 m |
| 2026-01-05 | 40 Thornhill Oaks, Mount Merrion, Blackrock, Co. Dublin., D… | opt_out_commencement_notice | D24A/0059 | 137.8 m |
| 2025-11-17 | The Rise, Mount Merrion, Dún Laoghaire-Rathdown, A94 E283 | commencement_notice | D23A/0600 | 208.1 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) (2026-09-14)*

## Recent sales — 34 within 500 m

Median €942,500 (range €368,500 – €1,850,000), median €7,893/m².

34 matched to the exact address; 15 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 |
| 2025-11-19 | €1,410,000 | 23 GLENABBEY ROAD, MOUNT MERRION, CO DUBLIN | 4 | 183 | C2 | 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 | €920,000 | 14 SOUTH AVENUE, MOUNT MERRION, CO DUBLIN | 3 | 92 | F | no |
| 2025-09-04 | €1,400,000 | 28 SOUTH AVE, MOUNT MERRION, DUBLIN | 4 | 163 | D2 | no |
| 2025-08-12 | €393,000 | 32 BEAUFIELD MANOR, STILLORGAN, DUBLIN | 1 | 55 | E2 | no |
| 2025-08-08 | €1,480,000 | 71 TREES ROAD, MOUNT MERRION, CO DUBLIN | 4 | 196 | B3 | 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); [daft_gateway](https://gateway.daft.ie/old/v1/listings) (2026-09-14); [ppr](https://www.propertypriceregister.ie/website/npsra/pprweb.nsf/PPRDownloads?OpenForm) (2026-09-14)*

## Open consultations

| Closes | Days | Title | Kind |
|---|---|---|---|
| 2026-10-21 | 36 | [Cruise Passenger Realignment Project, Dun Laoghaire Harbour](https://dlrcoco.citizenspace.com/infrastructure-climate-change/cruise-passenger-realignment/consult_view/) | other |
| 2026-12-31 | 108 | [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) (2026-09-14)*

## Infrastructure and public land

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

**Public land** — 4 relevant public land site(s) nearby: Dublin City Council (3), Dún Laoghaire-Rathdown County Council (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 |
|---|---|
| S N SAN TREASA | 207 m |
| Oatlands Primary School, An Edmund Rice School | 313.5 m |
| Oatlands College | 397.9 m |
| S N NAOMH LORCAN | 539.5 m |
| S N CNOC AINBHIL | 780 m |
| Gaelscoil Laighean | 852.1 m |
| Mount Anville Secondary School | 954.6 m |

**48 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 |
|---|---|---|---|---|
| 2026-09-15 | 1 | 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') | 397.2 m |
| 2026-09-17 | 3 | appeal | [D26A/0488/WEB: GRANT PERMISSION — The proposed amendment consists of the omission of the …](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 481.1 m |
| 2026-09-21 | 7 | appeal | [D26A/0493/WEB: GRANT PERMISSION — The development will include the demolition of - the ex…](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer/0/query?where=PlanningAuthority = 'Dun Laoghaire Rathdown County Council') | 437 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) (2026-09-14); [npad](https://services.arcgis.com/NzlPQPKn5QF9v2US/ArcGIS/rest/services/IrishPlanningApplications/FeatureServer) (2026-09-14); [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) |
| 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 | 2026-09-14 | [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 | 2026-09-14 | [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 | daft_gateway | Third-party advertisement data read from daft.ie's own JSON gateway. Not open data: internal analysis only, no redistribution of listing content. Business-contact details (the licensed PSP's name and branch) are retained per Cara DECISIONS 2026-08-19; agent phone numbers, profile images and all media URLs are dropped at fetch time and never written down. Vendor and buyer identities are not in this data. | 2026-09-14 | [link](https://gateway.daft.ie/old/v1/listings) |
| 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.' | 2026-09-14 | [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 | 2026-09-14 | [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 | 2026-09-14 | [link](https://meetings.fingal.ie) |
| deadlines | npad | CC-BY-4.0 | 2026-09-14 | [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) |