South Dublin County Council Firhouse-Bohernabreena S99B/0638 South Dublin County Council · S99B/0638
6 Knocklyon Park, Dublin 16. 6 Jun 2000 Received 3 Aug 2000 Grant permission 1 Mar 2001 Permission expires Status Appeal decided — other Decision Grant permission · 3 Aug 2000 Council South Dublin County Council Type Permission Site 265 m² What’s proposed Retention of alterations to previously approved porch extension, garage conversion and single storey extension to side and rear (reg. ref. no. S97B/0541)
S99B/0638 is a planning application to South Dublin County Council for retention of alterations to previously approved porch extension, garage conversion and, received on 6 Jun 2000; permission was granted on 3 Aug 2000.
Planning details Reference S99B/0638 Local authority South Dublin County Council Status Appeal decided — other · register status “Appeal decided” Received 6 Jun 2000 Observations close 11 Jul 2000 (closed 9574 days ago) Decision due 1 Aug 2000 · decided 3 Aug 2000 Decision Grant permission on 3 Aug 2000Proposed development Retention of alterations to previously approved porch extension, garage conversion and single storey extension to side and rear (reg. ref. no. S97B/0541)As published by the register.
Site area 265 m² from the mapped boundary, not the council's figure Applicant Not published — the national feed carries no applicant name council register Nearby 65 applications within 500 m in the last 5 years Open 75, Idrone Park, Knocklyon, Dublin 16, D16 E7T1 rear extension c22m, front door to be brought forward to existing… · received 9 Sept 2026 · observations close 14 Oct 2026 · 460 m away Open SDCC Lands @28 Locations outdoor advertising project comprising of digital advertising… · received 1 Jul 2026 · no decision yet · 208 m away Granted Pairc Ui Mhurchu, Firhouse Road, Dublin 16, D16 A2F8 the retention of 1 · received 1 Jul 2026 · decided 19 Aug 2026 · 353 m away Granted 18 Idrone Park, Knocklyon, Dublin 16, D16 PX88 a 32sq · received 22 Jun 2026 · decided 17 Aug 2026 · 413 m away Open Tallaght Rd, Templeogue, Dublin, D6W YV99 the addition of a new fuel forecourt canopy, updated site parking &… · received 28 May 2026 · decided 22 Jul 2026 · 466 m away Withdrawn Tallaght Rd, Templeogue, Dublin, D6W YV99 the addition of a new fuel forecourt canopy, updated site parking &… · received 14 May 2026 · decided 19 May 2026 · 466 m away Granted 2 Mount Alton Court, Knocklyon, Dublin 16, D16 HW83 re-location · received 12 May 2026 · decided 6 Jul 2026 · 428 m away Granted Vista Montana, Firhouse Road, Knocklyon, Dublin 16. 11 homes in a 3-storey block · received 8 May 2026 · decided 2 Jul 2026 · 65 m away Show all 65 Withdrawn Tallaght Rd, Templeogue, Dublin, D6W YV99 the addition of a new fuel forecourt canopy, updated site parking &… · received 30 Apr 2026 · decided 6 May 2026 · 466 m away Granted 9, Knocklyon Close, Knocklyon, Dublin, D16 TP94 amendmetns to the first floor extension previously granted planning… · received 3 Apr 2026 · decided 28 May 2026 · 265 m away Granted 27, Green Acre Court, Dublin 16, D16 YF53 a single storey extension to side of dwelling together with all… · received 23 Mar 2026 · decided 12 May 2026 · 229 m away Granted 30, Idrone Drive, Ballyroan, Dublin 16, D16 T9W7 a dormer attic extension · received 5 Mar 2026 · decided 29 Apr 2026 · 367 m away Open Proposed Social and Affordable Mixed Tenure Housing Development, on SDCC land at Castlefield Avenue, Old Knocklyon Road, Dublin 16. 29 apartments in a 3-storey block · received 5 Mar 2026 · no decision yet · 448 m away Commenced 16 Idrone Park, Knocklyon, Dublin 16, D16PX29 demolition of an existing single story glazed conservatory · received 13 Feb 2026 · decided 2 Apr 2026 · 403 m away Appeal decided 15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8 modifications to a previously granted permission (SD25B/0061W), to… · received 11 Feb 2026 · decided 1 Apr 2026 · 49 m away Open Knocklyon to Ballyboden Active and Sustainable Travel Scheme pursuant to the requirements of the above, South Dublin County… · received 30 Jan 2026 · no decision yet · 246 m away Commenced 2, Knocklyon Avenue, Knocklyon, Dublin 16, D16 H3K8 (i) Demolition of single storey lean-to shed · received 26 Jan 2026 · decided 12 Mar 2026 · 149 m away Granted The Beeches, Firhouse Road, Knocklyon, Dublin 16, D16N4T8 amendments to the previously approved application (SD18B/0452)… · received 1 Oct 2025 · decided 21 Nov 2025 · 206 m away Withdrawn The Beeches, Firhouse Road, Knocklyon, Dublin 16, D16 N4T8 amendments to the previously approved application (SD18B/0452)… · received 19 Sept 2025 · decided 25 Sept 2025 · 206 m away Granted 19, Idrone Drive, Dublin 16, D16X6F8 (1) Demolition of single storey front porch · received 21 Aug 2025 · decided 14 Oct 2025 · 276 m away Appeal decided 32, Knocklyon Heights, Knocklyon, Dublin 16, D16P2K0 divide existing site into 2 sites, demolish existing garage · received 16 Aug 2025 · decided 8 Oct 2025 · 339 m away Granted 27 Green Acre Court, Dublin 16, Co. Dublin, D16YF53 a) single storey extensions to enclosed entrance lobby sun room · received 14 Aug 2025 · decided 7 Oct 2025 · 228 m away Granted 65, Cremorne, Knocklyon, Dublin 16, D16 A8P3. modifications to previously granted planning permission file ref no · received 17 Jul 2025 · decided 9 Sept 2025 · 463 m away Commenced 5a, Knocklyon Ave, Knocklyon, DUBLIN 16 alterations to previously approved planning application Reg Ref No · received 7 Jul 2025 · decided 1 Sept 2025 · 110 m away Granted 13, Green Acre Court, Knocklyon, Dublin 16, D16 VK03 first-floor extension to rear bedroom over existing kitchen · received 19 Jun 2025 · decided 1 Aug 2025 · 213 m away Granted 32, Idrone Drive, Knocklyon, Dublin 16, D16P9T3 a rear dormer attic extension to include a flat roof · received 1 May 2025 · decided 20 Jun 2025 · 379 m away Granted 23, Delaford Lawn, Knocklyon, Dublin 16 detached Two storey Three bedroom house with shared entrance to side · received 7 Mar 2025 · decided 1 May 2025 · 135 m away Commenced 16, Delaford Dr, Knocklyon, Dublin 16, D16 K7Y3 side ground floor · received 17 Feb 2025 · decided 14 Apr 2025 · 225 m away Granted 9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4CO sought for the following Timber fence constructed inside existing… · received 14 Feb 2025 · decided 1 Apr 2025 · 119 m away Commenced 15, Knocklyon Park, Templeogue, Dublin 16, D16 N1W8. extension to front, rear · received 13 Feb 2025 · decided 2 Apr 2025 · 49 m away Granted 5, Knocklyon Avenue, Knocklyon, Dublin 16 the sub-division of the existing dwelling into 2 separate dwellings… · received 30 Sept 2024 · decided 24 Oct 2024 · 108 m away Other Castlefield Avenue, Old Knocklyon Road, Knocklyon, Dublin 16 comprised of 31 homes · received 25 Jul 2024 · decided 21 Jan 2025 · 448 m away Granted Pairc Uí Mhurchu, Firhouse Road, Dublin 16, D16 A2F8 ballyboden St · received 17 Jul 2024 · decided 10 Sept 2024 · 313 m away Granted Hillside, Old Knocklyon Road,, Dublin 16, D16X7R8 demolish existing detached garage · received 13 May 2024 · decided 2 Jul 2024 · 496 m away Commenced 18, Delaford Grove, Dublin 16 sought for alterations to existing roof to allow for new attic… · received 9 May 2024 · decided 2 Jul 2024 · 223 m away Commenced 2, Greenacres Lodge, Dublin 16, D16 F642 attic conversion, dormer to rear, 2 no · received 26 Apr 2024 · decided 14 Jun 2024 · 228 m away Commenced 65, Cremorne, Knocklyon, Dublin 16, D16 A8P3. 2 no · received 6 Dec 2023 · decided 1 Feb 2024 · 463 m away Commenced 2, Knocklyon Heights, Dublin 16 a new detached two storey four bedroom dwelling house · received 1 Dec 2023 · decided 14 Dec 2023 · 378 m away Granted 81, Idrone Drive, Knocklyon, Dublin 16, D16W0C6 remove existing flat roof at front, side · received 28 Aug 2023 · decided 17 Oct 2023 · 408 m away Granted 1, Knocklyon Green, Knocklyon, Dublin 16 a) A new semi-detached two storey, dwelling house of c · received 11 Aug 2023 · decided 5 Sept 2023 · 26 m away Granted 54, Knocklyon Green, Knocklyon, Dublin 16 a ground floor front extension to side of porch · received 26 Jul 2023 · decided 19 Sept 2023 · 133 m away Commenced 30 Idrone Drive, Knocklyon, Dublin 16. ground & first floor extensions to the rear · received 26 Jul 2023 · decided 19 Sept 2023 · 367 m away Withdrawn 16 Knocklyon Avenue, Knocklyon, Dublin 16. sought for proposed single storey extension with a tiled roof with… · received 29 Jun 2023 · decided 9 Sept 2025 · 183 m away Commenced Unit 4, Pineview Business Park, Firhouse Road, Dublin 16, D16 YR22 the change of use from existing warehouse/storage unit to proposed… · received 1 Jun 2023 · decided 24 Jul 2023 · 147 m away Withdrawn 54 KNOCKLYON GREEN, DUBLIN 16 front · received 30 May 2023 · decided 21 Jun 2023 · 133 m away Granted 55, Westbourne Lodge, Dublin 16 single storey extension to side · received 9 May 2023 · decided 3 Jul 2023 · 183 m away Commenced 5, Delaford Drive, Knocklyon, Dublin 16 conversion of existing attic space comprising of modification of… · received 28 Apr 2023 · decided 25 May 2023 · 248 m away Granted Vista Montana, Firhouse Road, Knocklyon, Dublin 16. 11 homes in a 3-storey block · received 11 Apr 2023 · decided 23 May 2023 · 65 m away Commenced 23, Knocklyon Close, Dublin, 16. demolish single storey extension at side, erect a two storey four… · received 2 Dec 2022 · decided 1 Feb 2023 · 285 m away Appeal decided Knocklyon Road, Knocklyon, Dublin 16. 4 homes in a 5-storey block · received 24 Nov 2022 · decided 30 Jan 2023 · 310 m away Granted 1, Knocklyon Green, Templeogue, Dublin 16 modifications to previously approved SD16B/0323 to include the… · received 27 Sept 2022 · decided 17 Nov 2022 · 26 m away Granted Pineview Business Park, Firhouse Road, Knocklyon, Dublin 16 demolition of single storey unit, concrete walls · received 14 Jul 2022 · decided 10 Aug 2022 · 136 m away Commenced 9, Knocklyon Avenue, Templeogue, Dublin 16, D16X4C0 (a) The removal of the existing conservatory · received 12 Jul 2022 · decided 8 Aug 2022 · 119 m away Open Dodder Greenway, Firhouse Road/Butterfield Avenue a combination of single way · received 6 Jul 2022 · no decision yet · 264 m away Commenced 5, Delaford Lawn, Dublin 16 replacement of existing garage · received 17 May 2022 · decided 11 Jul 2022 · 173 m away Commenced 56, Knocklyon Green, Dublin 16 alterations · received 3 May 2022 · decided 27 Jun 2022 · 141 m away Commenced 1, Knocklyon Close, Knocklyon, Dublin 16 D16KR79 (a) Demolition of screen wall · received 3 May 2022 · decided 30 May 2022 · 244 m away Granted 3, Idrone Avenue, Dublin 16 amendments to previously approved SD20B/0286 consisting of reduction… · received 19 Apr 2022 · decided 13 Jun 2022 · 479 m away Refused 23, Knocklyon Close, Knocklyon, Dublin 16. demolish a single storey extension at side, erect a 2 storey, 4… · received 25 Mar 2022 · decided 17 May 2022 · 285 m away Commenced 3, Knocklyon Avenue, Dublin 16 alterations to existing house to include a ground floor extension to… · received 10 Mar 2022 · decided 6 Apr 2022 · 95 m away Granted 10, Idrone Park, Dublin 16 dormer attic extension including raise existing ridge height · received 4 Mar 2022 · decided 31 Mar 2022 · 375 m away Granted 22, Idrone Park, Knocklyon, Dublin 16, D16YD74 side · received 15 Feb 2022 · decided 14 Mar 2022 · 451 m away Granted 54 Knocklyon Green Knocklyon Dublin 16 relocated entrance door to front elevation from side elevation · received 3 Feb 2022 · decided 30 Mar 2022 · 129 m away Commenced 7, Idrone Close, Dublin 16 a new single storey extension to the rear of the existing dwelling… · received 21 Jan 2022 · decided 21 Mar 2022 · 487 m away Withdrawn 7, Idrone Close, Dublin 16 a new single storey extension to the rear of the existing dwelling… · received 21 Dec 2021 · decided 13 Jan 2022 · 487 m away Explore this area on the map →
Homes nearby Sold 35 Knocklyon Park, Dublin 16 Planning near this home · sold €687,000 · 3 bed · semi-d · 43 m away For sale 32 Delaford Drive, Knocklyon, Dublin 16, D16 C9Y2 Planning near this home · €635,000 · 3 bed · semi-d · 122 m away Sold 4 Knocklyon Avenue, Dublin 16 Planning near this home · sold €670,000 · 4 bed · semi-d · 163 m away Sold 2 Knocklyon Avenue, Dublin 16 Planning near this home · sold €881,000 · 4 bed · detached · 167 m away Sold 12 Delaford Park, Dublin 16 Planning near this home · sold €720,000 · 3 bed · semi-d · 114 m away For sale 44 Knocklyon Green, Knocklyon, Dublin 16, D16 KW20 Planning near this home · €595,000 · 3 bed · semi-d · 150 m away Development land nearby From Buildable , our sister site for development land in Dublin.
Permitted, not started · 11 homes granted 04 May 2018, expires 02 Jul 2031 — Vista Montana (0.1 km) Permitted, not started · 100 homes granted 10 Aug 2026, expires 09 Aug 2031 — 2 Firhouse Road and Former Morton's The Firhouse Inn (0.6 km) Residential land off Knocklyon Park, Knocklyon Woods, Dublin 16 (0.1 km) Residential land off Knocklyon Park, Knocklyon Woods, Dublin 16 (0.1 km) Residential land off Knocklyon Park, Knocklyon Woods, Dublin 16 (0.2 km) See all development land near here →
Appeal The register records appeal 06S.121168 (Appeal decided) but we have not matched the ACP case yet.
Commencement No commencement notice matched to this reference.
Zoning at the site R2 — Existing residential RES: To protect and/or improve residential amenity
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.
Designations within 250 m OPW flood extent nearby — flag only (licence); floodinfo.ie .