25 Fonthill Park, Rathfarnham, Dublin 14, D14 FR50

Mar 16 2026

Application Received

Apr 30 2026

Decision

May 11 2026

Decision Due

Submitted: 16 / 03 / 2026
South Dublin County Council
Application Type:
Permission
Application Status:
Decision
Council Decision:
GRANT PERMISSION (Granted)

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Development Description:

Conversion of an existing attic space to provide a bedroom, shower room, storage area and new access stair, involving the proposed modification of the existing roof structure to the rear, with removal of existing rear dormer and the construction of a new, larger flat roof dormer with two no. proposed windows to the rear, along with a proposed attic level window to the side of the existing dwelling, with all associated internal reconfigurations and external works.

Nearby Applications:

Distance:	Received:	Decision:	Development Address:	Development Description:
330m	24/03/2026	N/A	104, Butterfield Park, Rathfarnham, Dublin 14, D14 K206	Conversion of attic to storage and a bathroom, including changing his existing hipped end roof to a dutch hipped gable end roof, a dormer window to the rear, removal of an existing chimney to the rear all at roof level and re-location of an existing side window at first floor level. Retention permission for a single storey rear extension.	Details...
480m	23/03/2026	N/A	1 Aranleigh Mount,, Rathfarnham,, Dublin, D14 K822	Retention of existing Medical Practice use. New Vehicle entrance to rear (on Grange Road) & provision of additional parking spaces there Vehicles crossing cycle lane to access Medical Centre rear parking area Change of Use of part of ground floor of dwelling to provide additional rooms for surgeries and related general medical practice test and support facilities. Dwelling layout alterations to form self contained 2 bed residence at first floor with access via original ground floor entrance hall & stairs. All associated site works and hard landscaping with no change to building footprint All at Aranleigh Health Centre, 1 Aranleigh Mount, Rathfarnham, Dublin D14 K822.	Details...
230m	20/03/2026	N/A	33 Willowbank Park, Rathfarnham, Dublin 14, D14Y171	To erect a front porch extension, new flat roof over bay window to front of house, a new single storey rear extension with flat roof and roof window, new roof windows to rear of existing roof, resize window at first floor level to rear elevation, extend vehicular entrance to 3.95 metres wide and dish footpath accordingly, and all associated site works.	Details...
430m	16/03/2026	GRANT PERMISSION	29A, Willowbank Drive, Rathfarnham, Dublin 14, D14 Y9P1.	a) The subdivision of existing site, Demolition of existing site. b) Demolition of existing single storey garage & garden wall to the rear / side, to enable, c) the erection of a 2 - storey 2 bed house to the rear / side of existing house, d) new c.1.8m high gardens walls, to subdivide site and provide private open space for both houses, e) new c.3m wide vehicular entrance to serve the proposed house, and f) all associated site works, including landscaping, SUDS drainage, to facilitate the development.	Details...
480m	13/03/2026	INVALIDATE APPLICATION	1, Aranleigh Mount, Rathfarnham, Dublin, D14 K822	Retention of existing Medical Practice use. New Vehicle entrance to rear (on Grange Road) & provision of additional parking spaces there. Vehicles crossing cycle lane to access Medical Centre rear parking area. Change of Use of part of ground floor of dwelling to provide additional rooms for surgeries and related general medical practice test and support facilities. Dwelling layout alterations to form self-contained 2 bed residence at first floor with access via original ground floor entrance hall & stairs. All associated site works and hard landscaping with no change to building footprint. All at Aranleigh Health Centre, 1 Aranleigh Mount, Rathfarnham, Dublin D14 K822.	Details...
500m	19/02/2026	GRANT PERMISSION	16, Glendoher Road, Rathfarnham, D16E2C8	The removal of an existing ground floor window to the front elevation of an existing detached two-storey dwelling and replacement with a set of escape patio doors and adjoining glazed side screen, together with the provision of an associated external egress ramp and all ancillary site works, to facilitate emergency escape in the event of fire.	Details...
480m	27/01/2026	REFUSE PERMISSION	1, Aranleigh Mount, Rathfarnham, Dublin, D14 K822	Change of use of part of ground floor of dwelling to provide additional rooms for surgeries and related general medical practice test and support facilities. Dwelling layout alterations to form self-contained 2 bed residence at first floor with access via original ground floor entrance hall & stairs. All related internal work and external site works.	Details...
440m	21/01/2026	GRANT PERMISSION	60, Butterfield Park, Rathfarnham, Dublin 14, D14 Y165.	An attic conversion including a change of roof profile from hipped roof to a half-hipped gable-ended profile, a rear dormer roof extension, a new window to the gable wall, 2No. rooflights to the front elevation, 1No. rooflight to the rear elevation and new internal access stairs, plus all associated site works.	Details...
140m	14/01/2026	DECLARED NOT EXEMPT	Rose Bank & Rosebank Lodge, Ballyboden Road, Rathfarnham, Dublin 14	Whether the use of two residential buildings, where care is not provided, to house homeless families, is or is not development	Details...
450m	08/01/2026	GRANT PERMISSION	17, Edenbrook Park, Rathfarnham, Dublin 14, D14CX84	Proposed demolition of existing single storey pitched roof extension at rear (22.85sq.m) & construction of new single storey flat roof extension across rear (37.77sq.m) complete with parapet wall to perimeter of extension & new roof windows over, together with internal alterations & associated site works	Details...
340m	23/12/2025	GRANT PERMISSION & GRANT RETENTION	3, Orchardton, Rathfarnham, Dublin 14, D14Y6Y0	1) single storey extension to front and rear, 2) change of roof profile from full to half hip, 3) change of fenestration and internal layout, 4) attic conversion with dormer window to rear, 5) relocation and enlargement of existing vehicular access to front, 6) garage conversion, 7) all related works. Retention permission is sought for a 2-storey extension to side.	Details...
350m	18/12/2025	GRANT PERMISSION	83, Willbrook Estate, Rathfarnham, Dublin 14, D14 T9N1	Construction of a first-floor hipped roof side extension, together with the widening of the existing front vehicular access and the partial removal of the front boundary wall.	Details...
130m	15/12/2025	CANNOT DETERMINE	Rosebank, Ballyboden Road, Dublin 14	1. Material change of use from a single dwelling to multi-occupancy institutional / Accommodation hub/hostel - type accommodation. 2 Two structures erected either side of the protected bridge adjacent of RPS 267 - as per SDCC Enforcement Officer Inspection. 3. Excavation of trenches and drainage works adjacent to the Owendoher River possibly linked to storm/foul connections. No confirmation of Irish Water Capacity for increased intensity of development. 4. Works to or adjacent to Protected Structures - bridge, railings, gates and walls ( RSP 267 ) debris falling into river. 5. Deposition of construction debris into the Owendoher River - no protection measures or run-off from works. 6. Removal of mature trees and Vegetation within the redline area of Rosebank but also on Council- owned zoned open space ( Willowbank Green ) outside the property boundary. No tree Protection measures deployed. 7. works within a hydrological zone known to contain otter habitats and known other watercourse and valuable spawning river for Dodder Catchment.	Details...
350m	03/12/2025	DECLARED EXEMPT	12, Edenbrook Drive, Rathfarnham, Dublin 14, D14 HN70	Upgrade of existing conservatory built in 1992, approved by Dublin City Council, copy attached. Upgrade includes new synthetic slate roof, new windows with insulated support walls . Foundation of existing structure remains unchanged, in a single storey structure.	Details...
360m	15/10/2025	GRANT PERMISSION	'Mimosa' 4 Edenbrook Drive, Rathfarnham, Dublin 14, D14 RC80	The development will consist of the provision of a new front rooflight, a new pitched roof with side gable in lieu of existing two-storey pitched hipped roof, a new side gable window, a new rear dormer and associated attic conversion, with sundry associated works and exempted development works ongoing, all to existing two-storey semi-detached dwelling house	Details...
430m	08/10/2025	GRANT PERMISSION	15, Pinewood Park, Dublin 14	Single-storey flat roof extension to the rear of existing dwelling with roof lights, Two-storey pitched roof extension to side and front of existing dwelling, alterations to front, side and rear elevation, new front porch, garage conversion to habitable space, removal of existing overhang/canopy to side, widening of existing vehicular entrance to 3.5m and all associated site works.	Details...
320m	31/08/2025	GRANT PERMISSION	129, Butterfield Park, Rathfarnham, Dublin 14, D14 HD93	The development will consist of increase in height of side wall of the house to change from hipped roof profile to a 'Dutch hip' roof profile, conversion of attic space (28.m.sq.), construction of a dormer roof with dark grey or black metal cladding finish with window opening, skylight to the rear elevation, construction of a single storey out building (40m.sq.) for use as a home office / gym to rear of property and associated site works.	Details...
320m	01/08/2025	INVALID - SITE NOTICE	129, Butterfield Park, Rathfarnham, Dublin 14, D14 HD93	The development will consist of increase in height of side wall of the house to change from hipped roof profile to a 'Dutch hip' roof profile, conversion of attic space (28.m.sq.), construction of a dormer roof with dark grey or black metal cladding finish with window ope and a skylight to the rear elevation. Construction of a single storey out building (40m.sq.) for use as a home office / gym to rear of property and associated site works.	Details...
2.4km	11/07/2025	GRANT PERMISSION FOR RETENTION	Coill Avon, Whitechurch Road, Rathfarnham, D16R8Y4	We, Coill Avon Limited, intend to apply for Retention for amendments to the design of a two-storey house at Coill Avon, Whitechurch Road, Rathfarnham, D16 R8Y4. The house was granted permission on 22.11.24, Reg. Ref. SD24A/0030, ABP-320038-24. The development consists of amendments to the design of the house as follows: * internal alterations including relocation of void at first floor level ( increasing floor area by 10sqm), * alterations to external window and door opes, * addition of horizontal charred timber band to elevations between ground and first floor level.	Details...

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