Dún Laoghaire-Rathdown County Council · D23A/0302
40 Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
Approved in Jul 2023. Building started in 2024.
- 8 May 2023Received
- 23 Jun 2023Approved
- 27 Jul 2023Final approval
- 9 Sept 2024Building started
- Status
- Building startedi
- Decision
- Approved · 23 Jun 2023
- Council
- Dún Laoghaire-Rathdown County Council
- Type
- Permission
- Site
- 483 m²
What’s proposed
Demolition of the single storey conservatory extension to rear and the
Planning details
- Reference
- D23A/0302
- Local authority
- Dún Laoghaire-Rathdown County Council
- Status
- Commenced · register status “Final Grant”
- Received
- 8 May 2023
- Decision due
- 30 Jun 2023 · decided 23 Jun 2023
- Decision
- Grant permission on 23 Jun 2023
- Site area
- 483 m² from the mapped boundary, not the council's figure
Nearby 29 · 500 m · 12 months
Distance
Time
- Open14, Clonmore Road, Mount Merrion, DUBLIN, A94F9T0
- Awaiting decision43, Kilmacud Park, Kilmacud, Co. Dublin, A94N9D2
- Awaiting decision2, Redesdale Road, Mount Merrion, DUBLIN, A94C6K5
- Awaiting decisionNational Mobility Hubs Pilot: Dún Laoghaire-Rathdown, 73 Locations Across the Council's Administrative Area, Dún Laoghaire-Rathdown
- Refused2, Redesdale Court, Rededale Road, Mount Merrion, Co Dublin, A94C6K5
- Withdrawn2, Redesdale Court, Redesdale Road, Mount Merrion, Co Dublin, A94C6K5
- Granted81, South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94H1K0
- AppealedRear lands No. 33 & No. 35 Clonmore Road, Mount Merrion, Co. Dublin
Show all 29
- Granted4 Kilmacud Park, Kilmacud, Co. Dublin, A94R6K7
- Commenced46, South Avenue, Mount Merrion, Co. Dublin, A94W9D8
- Granted92, Trees Road Upper, Mount Merrion, Dublin, A94V2D5
- Commenced54, Dale Road, Stillorgan, Dublin, A94RF76
- Appeal decidedSite to the rear of 33, 33a & 33b Dale Road/St. Kevin's Park, Stillorgan, Co. Dublin
- WithdrawnSite to the rear of 33, 33a & 33b, Dale Road/St.Kevin's Park, Stillorgan, Co. Dublin
- Granted49 Thornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94Y8X5
- GrantedSite to the rear of 33, 33a & 33b, Dale Road facing onto St. Kevins Park, Stillorgan, Co. Dublin.
- Granted40 South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94X5N0
- Granted57, South Avenue, Mount Merrion, Stillorgan, Co. Dublin, A94A7P1
- CommencedGreenways, 128 Trees Road Upper, Mount Merrion, Co. Dublin, A94W8W8
- Commenced31, Rathmore Avenue, Kilmacud, Co. Dublin, A94X6X9
- Commenced56, Trees Road Lower, Mount Merrion, Dublin, A94X9X5
- Granted52, Cedarmount Road, Mount Merrion, Co. Dublin, A94Y8W6
- Granted79, Slieve Rua Drive, Kilmacud, Blackrock, Co. Dublin, A94T8W9
- Appeal decided32 Redesdale Road, Mount Merrion, Co. Dublin, A94R2R8
- Commenced43, Dale Road, Stillorgan,Co. Dublin, A94RP83
- Refused90, Slieve Rua Drive, Kilmacud, Dublin, A94K7Y3
- GrantedThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, and Thornhill House (a Protected Structure) A94W7C5
- Granted116A, Lower Kilmacud Road, Stillorgan, Co. Dublin, A94R2C9
- Commenced20, Kilmacud Park, Kilmacud, Stillorgan, Co. Dublin, A94A4V2
- Granted19 Highridge Green, Kilmacud West, Blackrock, Co. Dublin, A94H2W9
- WithdrawnSoutheast and adjacent to; 120 Lower Kilmacud Road, Stillorgan, Co. Dublin, A94F6T1
- Commenced26A, Lower Kilmacud Road, Stillorgan, County Dublin, A94YP77
- Appeal decided35, Cedarmount Road, Stillorgan, Blackrock, Dublin, A94T8X2
- Granted105, Trees Road Upper, Mount Merrion, Blackrock, Dublin, A94RX70
- Commenced9, Dale Road, Stillorgan, Dublin, A94WN59
- Granted27, Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94T9W6
- Commenced27 Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94T9W6
- Granted47, Cedarmount Road, Mount Merrion, Dublin, A94H5P8
- Granted15, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94H6N6
- Commenced66, Dunaree, South Avenue, Mount Merrion, Co Dublin, A94 Y4C9
- Granted31 South Avenue,, Mount Merrion,, Co. Dublin.
- Commenced68, Thornhill Road, Mount Merrion, Lower Kilmacud Road, Co. Dublin
- Commenced50, Cherrygarth, Mount Merrion, Co. Dublin, A94H3A8
- Refused26A, Lower Kilmacud Road, Stillorgan, Dublin, A94YP77
- Withdrawn50, Cherrygarth, Mount Merrion, Dublin, A94H3A8
- GrantedCorner site of Whatley Place off Kilmacud Road Upper
- Granted7, Rathmore Avenue, Kilmacud, Blackrock, Dublin, A94W2K5
- Appeal decidedSt. Annes Convent, Kilmacud Road Upper, Kilmacud, Stillorgan, Co. Dublin, A94P5W6
- Commenced64, Redesdale Rd, Mount Merrion, County Dublin, A94V2K4
- Appeal decided38, Cedarmount Road, Blackrock, Co. Dublin, A94P8D4
- Appeal decidedSt. Annes Convent, Kilmacud Road Upper, Kilmacud, Stillorgan, Co. Dublin, A94P5W6
- Granted68, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94E2R9
- Commenced9 Dale Road, Stillorgan, Dublin, A94WN59
- Appeal decided107, Trees Road Upper, Mount Merrion, Blackrock, Dublin, A94D8W5
- GrantedMount Anville Primary School, Lower Kilmacud Road, Stillorgan, Co. Dublin
- Granted40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
- Granted99, Lower Kilmacud Road, Stillorgan, Dublin, A94AP83
- Granted99, Lower Kilmacud Road, Stillorgan, Dublin, A94AP83
- Commenced29, Kilmacud Park, Kilmacud, Blackrock, Dublin, A94A3H0
- Withdrawn99, Lower Kilmacud Road, Stillorgan, Dublin, A94AP83
- Granted3 Coolnevaun, Kilmacud Road Upper, Stillorgan, Co. Dublin, A94E1W4
- Withdrawn3, Coolnevaun, Stillorgan, Dublin, A94E1W4
- Commenced88, Slieve Rua Drive, Kilmacud, Stillorgan, Co. Dublin, A94D4E4
- Commenced29, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94P2C6
- Commenced11, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, A94X2K0
- Withdrawn29, Kilmacud Park, Kilmacud, Blackrock, Dublin, A94A3H0
- Commenced68, Thornhill Road, Mount Merrion, Blackrock, Co. Dublin, A94E2R9
- Granted31, Rathmore Avenue, Kilmacud, Blackrock, Dublin, A94X6X9
- Withdrawn40, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94K4X0
- Granted18, Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94E8C6
- AppealedThornhill Oaks, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94W7C5
- Commenced29, South Avenue, Mount Merrion, Blackrock, Co. Dublin, A94R8D4
- Appeal decided3 Coolnevaun, Kilmacud Road Upper, Stillorgan, Co. Dublin, A94E1W4
- Granted48, Thornhill Oaks, Mount Merrion, Co. Dublin, A94 K0E7
- Refused31, Rathmore Avenue, Kilmacud, Stillorgan, Dublin, A94X6X9
- Commenced67, Slieve Rua Drive, Kilmacud, Stillorgan, Co.Dublin, A94W2F3
- Commenced26, Cedarmount Road, Mount Merrion, Blackrock, Dublin, A94H2H0
- Commenced31, Highridge Green, Kilmacud, Blackrock, Dublin, A94E165
- Commenced28, Dale Road, Stillorgan, Co Dublin, A94 W8Y6
- CommencedSt Annes Convent, Kilmacud Road Upper, Kilmacud, Stillorgan, A94P5W6
- Commenced96, Trees Road Upper, Mount Merrion, Blackrock, Dublin, A94X7H9
- Commenced64, Thornhill Road, Mount Merrion, Blackrock, Dublin, A94T6T0
- Refused103, Trees Road Upper, Mount Merrion, Blackrock, Dublin, A94WD36
- Withdrawn64, Thornhill Road, Mount Merrion, Stillorgan, Co. Dublin, A94T6T0
- Commenced42, Clonmore Road, Mount Merrion, Blackrock, Dublin, A94V2P0
- Commenced86, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94V2A0
- Commenced49, Redesdale Road, Mount Merrion, Blackrock, Dublin, A94AE94
- Withdrawn59 Slieve Rua Drive, Kilmacud, Stillorgan, Co. Dublin, A94 P8W2
- Granted76, Trees Road Lower, Mount Merrion, Blackrock, Dublin, A94Y7A4
- Awaiting decision133, Lower Kilmacud Road, Stillorgan, Dublin
- Granted31, Kilmacud Park, Kilmacud, Blackrock, Dublin, A94Y0F8
- Granted4, Saint Kevin's Park, Kilmacud, Blackrock, Dublin, A94W0X6
- Commenced25, Dale Road, Stillorgan, Dublin, A94DA52
- CommencedSite at Thornhill Oaks, Mount Merrion, Blackrock, Co Dublin
- Granted23, Clonmore Road, Mount Merrion, Blackrock, Dublin, A94A0V5
- Commenced10, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94N9F4
- WithdrawnSite at 40 Thornhill Oaks, Mount Merrion, Blackrock, Co Dublin
- Commenced79, Marsham Court, Stillorgan, Dublin, A94V050
- Commenced81, Slieve Rua Drive, Kilmacud, Blackrock, Dublin, A94D9N2
- Appeal decided29, Trees Road, Mount Merrion, Blackrock, Dublin, A94P2C6
- Commenced13, Mount Anville Wood, Dublin 14, D14DH72
- Granted50, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94H3A8
- Withdrawn13, Mount Anville Wood, Dublin 14, D14DH72
- GrantedMount Carmel, 3 Hazel Avenue, Kilmacud, Blackrock, Dublin, A94X602
- Granted85 Mount Anville Wood, Mount Merrion, Dublin 14, D14 W583
- Commenced30, Kilmacud Park, Kilmacud, Blackrock, Dublin, A94E6N1
- Commenced118 Tree's Road Upper, Mount Merrion, Co. Dublin, A94 PR80
- CommencedCentra, Rushes, 6 Lower Kilmacud Road, Stillorgan, Dublin, A94T9R7
- Granted123, Lower Kilmacud Road, Stillorgan, Dublin, A94N624
- Granted54, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94R3H9
- Commenced19 Redesdale Road, Mount Merrion, Blackrock, Dublin, A94C7W3
- Refused50, Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, A94H3A8
- Appeal decided52, Dale Road, Stillorgan, Dublin, A94YT97
- Granted66, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94N8P4
- Commenced44, Glenabbey Road, Mount Merrion, Blackrock, Dublin, A94E6T3
- Granted120C, Lower Kilmacud Road, Stillorgan, Co Dublin
- Refused112, Lower Kilmacud Road, Stillorgan, Dublin, A94H954
- Commenced62, Glenabbey Road, Mount Merrion, Dublin, A94K0V2
- Commenced39, Kilmacud Park, Kilmacud, Blackrock, Dublin, A94D2H4
- Granted108, Mount Anville Park, Mount merrion, Dublin 14, D14P110
- Granted86, Hazel Avenue, Kilmacud, Blackrock, Dublin, A94X6P9
- Commenced90, Slieve Rua Drive, Kilmacud, Blackrock, Dublin, A94K7Y3
- CommencedBeaufield Mews, Woodlands Avenue, Stillorgan, Dublin, A94Y7Y8
- Refused43, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94PF10
- Granted64, Thornhill Road, Mount Merrion, Dublin, A94T6T0
- Granted20, Clonmore Road, Mount Merrion, Blackrock, Dublin, A94W1X0
- Commenced80, Slieve Rua Drive, Kilmacud, Blackrock, Dublin, A94N6Y5
- Commenced49, Redesdale Road, Mount Merrion, Blackrock, Dublin, A94AE94
- GrantedLynx House, Old Church road, Lower Kilmacud Road, Stillorgan, Dublin, A94E4Y0
- WithdrawnSite at Thornhill Oaks, Mount Merrion, Blackrock, Co Dublin
- Withdrawn43, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94PF10
- CommencedCheriton, 44 Cherrygarth, Mount Merrion, Blackrock, Co Dublin, A94A6P6
- Granted39 Thornhill Road, Mount Merrion, Blackrock, Co Dublin, A94Y7V7
- Commenced44 Kilmacud Park, Kilmacud, Blackrock, Co Dublin, A94W0Y0
- Commenced67, South Avenue, Mount Merrion, Dublin, A94 E2Y9
- Granted28 Dale Drive, Stillorgan, Dublin, A94HX84
- Refused28 Dale Road, Co Dublin
- Commenced37 Cherrygarth, Mount Merrion, Co Dublin, A94F9P6
- Withdrawn39 Thornhill Road, Mount Merrion, Blackrock, Co Dublin, A94Y7V7
- Withdrawn28, Dale Road, Stillorgan, Co Dublin, A94 W8Y6
- Refused20 Clonmore Road, Mount Merrion, Blackrock, A94 W1X0
- Granted26, Thornhill Road, Mount Merrion, Dublin, A94N4V8
- Commenced107, Lower Kilmacud Road, Stillorgan, Co. Dublin
- GrantedScoil Mhuire, Oatlands Primary School, Woodlands Avenue, Stillorgan, Co. Dublin
- CommencedMount Merrion, No. 30 Cedarmount Road, Blackrock, Co Dublin, A94H6Y2
- CommencedSt Anne's Convent, Kilmacud Road Upper, Kilmacud Stillorgan, Dublin, Co Dublin
- Commenced4 Dale Drive (on the corner of Dale Close), Stillorgan, Co. Dublin, A94 ED28
- CommencedNo 10 Dale Road, Stillorgan, Co. Dublin
- Granted59 Cherry Garth, Mount Merrion, Blackrock, Co. Dublin, A94 R8X8
- Commenced23, Cedarmount Road, Mount Merrion, County Dublin, A94P9K7
- Commenced66 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94 N8P4
- RefusedCentra Rushes, 6, Lower Kilmacud Road, Stillorgan, Co Dublin, A94T9R7
- Granted77 South Avenue, Mount Merrion, Blackrock, County Dublin
- Commenced65 Hazel Avenue, Kilmacud, Blackrock, Co. Dublin, A94 E6X0
- Commenced21 Redesdale Road, Mount Merrion, Blackrock, Co. Dublin, A94W0Y1
- Commenced64 Glenabbey Road, Mount Merrion, Blackrock, Co. Dublin, A94K2F3
- Granted36 Thornhill Road, Mount Merrion, Co. Dublin, A94A6K2
- Granted13 Dale Close, Stillorgan, Co. Dublin, A94K8N5
- Commenced32 Cherrygarth, Mount Merrion, Blackrock, Co. Dublin, A94 K6C2
- CommencedNo. 33 Cherrygarth, Mount Merrion, Co. Dublin
- CommencedSite of c.1.12ha at Oatlands Monastery, to the rear of Oatlands College, Mount Merrion, Blackrock, Co Dublin and at No. 2 Cherrygarth, Mount Merrion, Blackrock, Co Dublin
- Withdrawn3, The Orchard, Whately Place, Upper Kilmacud Road, Stillorgan, Co Dublin, A94W268
- Withdrawn32, Cherrygarth, Mount Merrion, Blackrock, Dublin, A94k6c2
- GrantedMedways, 137 Lower Kilmacud Road, Stillorgan, Co. Dublin, A94KP04
- Granted57 Trees Road Upper, Mount Merrion, Blackrock, County Dublin (A94 F8K7)
- GrantedBrandon, 31 Trees Road Lower, Mount Merrion, Blackrock, Co. Dublin, A94 X6Y7
- Commenced44, South Avenue, Mount Merrion, Dublin,
- Refused107 Trees Road Upper, Mount Merrion, Blackrock, Co. Dublin A94 D8W5
- CommencedNo. 12 Cherrygarth, Mount Merrion, Co. Dublin
- Refused10 Dale Road, Stillorgan, Co. Dublin
- Granted144 Lower Kilmacud Road, Stillorgan, Co. Dublin
- Commenced2 Anville Drive, Kilmacud, Blackrock, Co. Dublin A94 Y2Y1
Homes nearby
- For saleAvondale, 109 Lower Kilmacud Road (FOUR BED), Dublin 14, A94 T653
- For sale14 South Avenue (With Attic Conversion), Mount Merrion, Co. Dublin, A94 V2H1
- For sale48 Thornhill Oaks, Mount Merrion, Co. Dublin
- For sale1 Kilmacud Road Upper, Stillorgan, Co. Dublin, A94 E8C9
- For sale77 Whately Place, Kilmacud Road Upper, Kilmacud, Co. Dublin, A94 Y103
- For sale1 Coolnevaun, Stillorgan, Co. Dubln, A94 K5C6
Development land nearby
- Permitted, not started · 19 homes granted 24 Sep 2025, expires 24 Sep 2030 — St. Annes Convent (0.4 km)
- Permitted, not started · 114 homes granted 01 Aug 2024, expires 01 Aug 2029 — Mount Anville Lands (0.6 km)
- Permitted, not started · 15 homes granted 14 Mar 2024, expires 14 Mar 2029 — Priory Drive (0.9 km)
- Residential land off Lower Kilmacud Road, Stillorgan (0.0 km)
- Residential land off Dale Road, Kilmacud (0.1 km)
Building started
- 9 Sept 2024 · Builder told the council work was starting (opted out of the finish sign-off) CN0118714DR
Zoning
R2 — Existing residential
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
R2.6 — Existing residential
An established residential area. The objective is to protect existing residential amenity as well as to provide housing — which is the objective a neighbour's objection to an overbearing extension is usually argued under.
Where this comes from
National planning feed (NPAD), fetched 11 Sept 2026, 15:18.
Source: National Planning Application Database · fetched 11 Sept 2026, 15:18
| Source | Licence | Fetched | Link |
|---|---|---|---|
| National Planning Application Database | CC BY 4.0 | 11 Sept 2026, 15:18 | open |
Summary
D23A/0302 is a planning application to Dún Laoghaire-Rathdown County Council for demolition of the single storey conservatory extension to rear and the, received on 8 May 2023; permission was granted on 23 Jun 2023.