Planning Applications in LL54

Planning authorities: Gwynedd, Snowdonia

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Showing 41 of 41 applications
C26/0320/22/LL 10 Jun 2026 Pending

Land Near Hafan, Land Near Hafan, Llanllyfni, LL54 6ST

Codi 1 tŷ deulawr 3 ystafell wely Erection of one two-storey 3-bedroom house.

Full Planning Gwynedd 10 Jun 2026
C26/0319/17/LL 29 May 2026 Pending

BRYN RHEDYN, Y Fron, Caernarfon, Gwynedd, LL54 7BG

Proposed rebuilding and refurbishment of existing barn structures. Ailadeiladu ac adnewyddu arfaethedig o strwythurau ysgubor presennol.

Full Planning Gwynedd 29 May 2026
C25/0615/34/DT 28 May 2026 Pending

AFALLON, Clynnog Fawr, Caernarfon, Gwynedd, LL54 5BT

Codi adeilad gardd / Erect garden building.

Householder Planning Gwynedd 28 May 2026
C25/0688/22/LL 28 May 2026 Pending

Petris Square, Dorothea Quarry, Talysarn, Caernarfon, LL54 6AE

Newid defnydd tir i'w ddefnyddio fel maes parcio, creu mynediad cerbydol newydd i'r briffordd gyhoeddus, gosod giât, rhwystr uchder ac arwyddion gwybo...

Full Planning Gwynedd 28 May 2026
C26/0194/24/TC 28 May 2026 Pending

TREM Y WERYDD, Rhostryfan, Caernarfon, Gwynedd, LL54 7LU

Tystysgrif defnydd cyfreithlon ar gyfer newid defnydd tir amaethyddol i ymestyn cwrtil domestig a gosod carafan. Certificate of lawful use for the cha...

Lawful Development Certificate Existing/Proposed Gwynedd 28 May 2026
C25/0657/17/DT 24 May 2026 Pending

TRYFAN COTTAGE, Rhostryfan, Caernarfon, Gwynedd, LL54 7NL

Gosod paneli solar ar y ddaear ger yr eiddo. Amgylchynu safle y paneli solar gyda gwrych newydd ac ffens newydd ogwmpas yr eiddo. Installation of grou...

Householder Planning Gwynedd 24 May 2026
C25/0675/34/LL 24 May 2026 Pending

YSTUMLLECH, Trefor, Caernarfon, Gwynedd, LL54 5PT

Adeiladu sied 12m x 8m (3m at y bondo) i storio offer amaethyddol sy'n gysylltiedig â chadwraeth y tir. Hefyd, adeiladu mynedfa newydd o'r ffordd a ll...

Full Planning Gwynedd 24 May 2026
C25/0653/24/DT 24 May 2026 Pending

4, BODAWEN TERRACE, Rhostryfan, Caernarfon, Gwynedd, LL54 7NU

Gosod pwmp gwres ffynhonnell aer. Installation of heat pump.

Householder Planning Gwynedd 24 May 2026
C25/0724/19/DT 24 May 2026 Pending

6, DIGBETH TERRACE, Bontnewydd, Caernarfon, Gwynedd, LL54 7UT

Dymchwel estyniad unllawr cefn ac adeiladu estyniad deulawr cefn yn cynnwys cegin ac ystafell wely. Demolition of existing single-storey rear extensio...

Householder Planning Gwynedd 24 May 2026
C25/0694/17/LL 24 May 2026 Pending

BRYN MENAI, Y Fron, Caernarfon, Gwynedd, LL54 7PT

Ymestyn tŷ annedd presennol i mewn i cyn swyddfa bost. Extension of existing dwelling into former post office.

Full Planning Gwynedd 24 May 2026
C25/0744/14/LL 24 May 2026 Approved with Conditions

FFERM HENDY Pant Road, Caernarfon, Gwynedd, LL54 5RL

Adeiladu pit silwair ar gyfer storio gwair / porthiant Construction of silage pit for the storage of grass/fodder.

Full Planning Gwynedd 24 May 2026
C25/0770/17/DA 24 May 2026 Approved (Without Conditions)

Coleg Llandrillo, GLYNLLIFON COLLEGE, Llandwrog, Caernarfon, Gwynedd, LL54 5DU

Cais am ddiwygiad ansylweddol i newid geiriad amod rhif 9 o ganiatâd C22/0953/17/LL er mwyn newid edrychiad y to o gorchudd dur proffil lliw gwyrdd ty...

Non-Material Amendment Gwynedd 24 May 2026
C25/0782/24/DT 24 May 2026 Approved with Conditions

PEN Y GWYLWYR, Rhostryfan, Caernarfon, Gwynedd, LL54 7NT

Mae'r bwriad yn cynnwys dymchwel estyniad presennol sy'n dirywio ac ansefydlog a chodi estyniad newydd yn ei le gyda adain gefn. The proposal involves...

Householder Planning Gwynedd 24 May 2026
C25/0801/17/DT 24 May 2026 Approved with Conditions

BALI HAI, 7 Tŷ'n Llan, Llandwrog, Caernarfon, Gwynedd, LL54 5TR

Codi ffenestr gromen to gwastad i gefn yr eiddo. Erection of a flat roof dormer to the rear of the property.

Householder Planning Gwynedd 24 May 2026
C25/0790/41/TC 24 May 2026 Pending

UWCHLAW'R RHOS, Penygroes, Caernarfon, Gwynedd, LL54 7UE

Defnydd o dir ger y brif iard fferm ar gyfer derbyn, golchi, didoli a chratio cerrig naturiol. Mae'r garreg yn cael ei phrosesu'n gyfan gwbl â llaw, g...

Lawful Development Certificate Existing/Proposed Gwynedd 24 May 2026
C25/0713/17/DT 24 May 2026 Pending

Tŷ Traeth Copr, Dinas Dinlle,, LL54 5TW

Cais ôl weithredol i ymestyn cwrtil eiddo preswyl, codi porth car, yn ychwanegol i godi ystafell gemau, modurdy a storfa cwch. Retrospective applicati...

Householder Planning Gwynedd 24 May 2026
C25/0858/24/LL 24 May 2026 Approved with Conditions

Cyngor Gwynedd, FELINWNDA SCHOOL, Dinas, Caernarfon, Gwynedd, LL54 5UG

Creu mynediad newydd i’r iard ysgol bresennol, gan nodi mannau parcio a llwybrau cerddwyr. Creation of new access into existing school yard, and delin...

Full Planning Gwynedd 24 May 2026
C25/0852/22/LL 24 May 2026 Refused

BRYN HWYLFA Ffordd Clynnog, Penygroes, Gwynedd, LL54 6PB

Codi adeilad amaethyddol newydd er mwyn storio offer / deunyddiau amaethyddol ac storio porthiant. Erection of a new agricultural building in order to...

Full Planning Gwynedd 24 May 2026
C25/0824/37/LL 24 May 2026 Approved with Conditions

Land Adj: Llys Yr Eifl, Trefor, LL54 5BJ

Cais llawn i adeiladu 15 tŷ fforddiadwy gyda datblygiadau cysylltiedig gan gynnwys creu mynedfa gerbydol newydd a ffordd stad, tirlunio a chreu ardal ...

Full Planning Gwynedd 24 May 2026
C25/0860/19/AC 24 May 2026 Approved with Conditions

LAND TO THE REAR OF MELIN GWYRFAI, Bontnewydd, LL54 7UN

Cais i ymgymryd a gwaith heb gydymffurfio ac amod rhif 2 ( diwygio dyluniad i gynnwys codi llawr ychwanegol uwchben modurdy) ar ganiatâd rhif C12/1559...

Removal/Variation of Condition(s) Gwynedd 24 May 2026
C25/0856/22/LL 24 May 2026 Approved with Conditions

GOAT HOTEL Ffordd Yr Orsaf, Penygroes, Caernarfon, Gwynedd, LL54 6NW

Newid defydd fflat ar llawr cyntaf yn ystafelloedd gwesteuon Change of use of flat at first floor to guest rooms

Full Planning Gwynedd 24 May 2026
C25/0869/17/RA 24 May 2026 Pending

UWCHLAW'R RHOS, Penygroes, Caernarfon, Gwynedd, LL54 7UE

Cais i rhyddhau amod 2 (tirlunio), 3 (draeniau), 4 (cofnod ffotograffig), 5 (sampl llechen), 6 (gorffeniad allanol), 10 (gwella bioamrywiaeth) a 12 (l...

Approval of Details Reserved by Condition Gwynedd 24 May 2026
C25/0839/22/DT 24 May 2026 Approved with Conditions

31 Coed Madog, Talysarn, Caernarfon, Gwynedd, LL54 6HR

Estyniad deulawr i gefn y ty. Two-storey extension to the rear of the property.

Householder Planning Gwynedd 24 May 2026
C25/0876/34/DT 24 May 2026 Refused

4, LLYS EBEN, Clynnog Fawr, Caernarfon, Gwynedd, LL54 5AQ

Estyniad unllawr to fflat newydd ir cefn ac ochr. New single storey flat roof side & rear extension.

Householder Planning Gwynedd 24 May 2026
C25/0919/24/DT 24 May 2026 Approved with Conditions

TYN Y WEIRGLODD, Rhosgadfan, Caernarfon, Gwynedd, LL54 7ET

Dymchwel modurdy presennol gan adeiladau estyniad cefn ac ochr newydd ynghyd a modurdy newydd. Demolish existing garage to build rear and side extensi...

Householder Planning Gwynedd 24 May 2026
C25/0922/19/DT 24 May 2026 Permitted Development

BRITANNIA HOUSE, Bontnewydd, Caernarfon, Gwynedd, LL54 7UN

Gosod paneli solar Install solar panels

Householder Planning Gwynedd 24 May 2026
C25/0901/22/SC 24 May 2026 EIA not required

TŶ MAWR WEST SLATE QUARRY, Talysarn, Gwynedd, LL54 6AY

Cais am Farn Sgrinio o dan Reoliad 6(1) o Reoliadau Cynllunio Gwlad a Thref (Asesiad Effaith Amgylcheddol) (Cymru) 2017 ar gyfer estyniad i ardal echd...

Screening Opinion Gwynedd 24 May 2026
C26/0117/37/RC 23 May 2026 Pending

PANT Y WENNOL, Trefor, Caernarfon, Gwynedd, LL54 5AA

Diddymu Cytundeb Adran 106 sy'n rhwymo meddiannaeth yr eiddo i berson lleol yn unig ac a osodwyd a'r ganiatad Cynllunio C07D/0180/37/LL Discharge Sect...

Modification or Discharge of Planning Obligations Gwynedd 23 May 2026
C25/0093/22/LL 23 May 2026 Pending

BRYN LLYS MAWR Ffordd Cors Y Llyn, Nebo, Caernarfon, Gwynedd, LL54 6EH

Cais ôl weithredol ar gyfer cadw trac amaethyddol a pont. Retrospective application for the retention of an agricultural access and bridge

Full Planning Gwynedd 23 May 2026
C25/0095/22/TC 23 May 2026 Pending

BRYN LLYS MAWR Ffordd Cors Y Llyn, Nebo, Caernarfon, Gwynedd, LL54 6EH

Lleoli caravan Siting of caravan.

Lawful Development Certificate Existing/Proposed Gwynedd 23 May 2026
C26/0243/37/RC 14 May 2026 Pending

4 Maes Hyfryd, Llanaelhaearn, Caernarfon, Gwynedd, LL54 5AJ

Cais i ddiddymu Cytundeb 106 yn ymwneud a thŷ fforddiadwy i berson lleol a ganiatawyd o dan gyfeirnod C06D/0691/37/LL - 4 Maes Hyfryd, Llanaelhaearn. ...

Modification or Discharge of Planning Obligations Gwynedd 14 May 2026
C26/0229/17/TC 30 Apr 2026 Pending

FFERM FRON DIRION GANOL, Cilgwyn, Caernarfon, Gwynedd, LL54 7SE

Tystysgrif Datblygiad Cyfreithlon ar gyfer gosod tyrbin gwynt arunig o fewn cwrtil tŷ annedd. Lawful Development Certificate for the proposed installa...

Lawful Development Certificate Existing/Proposed Gwynedd 30 Apr 2026
C26/0233/17/AC 28 Apr 2026 Approved with Conditions

CNICHT, 25 Cae Sarn, Y Groeslon, Caernarfon, Gwynedd, LL54 7TW

Variation of condition 4 (approved plans) of C25/0028/17/DT. Amrywio amod 4 (cynlluniau cymeradwy) o C25/0028/17/DT.

Removal/Variation of Condition(s) Gwynedd 28 Apr 2026
C26/0186/22/DT 23 Apr 2026 Pending

BRYN LLYFNWY Tŷ'n Y Weirglodd, Penygroes, Caernarfon, Gwynedd, LL54 6RN

Dymchwel storfeydd ochr a blaen presennol, ac ychwanegu estyniad ochr a blaen newydd mwy. Demolition of existing side and front stores, and addition o...

Householder Planning Gwynedd 23 Apr 2026
C26/0246/22/LL 23 Apr 2026 Pending

Plots - 3, Stad Ddiwydiannol Penygroes,, Penygroes, LL54 6DB

Adeilad diwydiannol cyffredinol/ysgafn a storio arfaethedig B1, B2 and B8. Proposed general/light industrial and storage building B1, B2 and B8.

Full Planning Gwynedd 23 Apr 2026
C26/0221/22/DT 18 Apr 2026 Approved with Conditions

HADDEF, 28 Maes Y Farchnad, Penygroes, Caernarfon, Gwynedd, LL54 6NN

Estyniad unllawr cefn Single storey rear extension

Householder Planning Gwynedd 18 Apr 2026
C26/0220/14/LL 18 Apr 2026 Approved with Conditions

PARC COED HELEN Aberforeshore, Caernarfon, Gwynedd

Lleoli un cynhwysydd i ddarparu storfa ddiogel ar gyfer offer rhwyfo a chychod clwb sy'n gysylltiedig â Chlwb Rhwyfo Aberseiont. Bydd y cynhwysydd wed...

Full Planning Gwynedd 18 Apr 2026
C26/0201/37/RA 18 Apr 2026 Condition(s) Fully Discharged

Land Adj: Llys Yr Eifl, Trefor, LL54 5BJ

Cais i ryddhau amod 3 ar ganiatâd cynllunio C25/0824/37/LL er mwyn cytuno gorffeniadau allanol / Application to discharge condition 3 on planning appr...

Approval of Details Reserved by Condition Gwynedd 18 Apr 2026
NP3/12/9Q 15 Apr 2026 Pending

Eryri National Park Authority Car Park, Llyn Cwellyn, Rhyd Ddu. LL54 7YT

Discharge Condition 3 attached to Planning Pemission NP3/12/9L

Discharge of Conditions Snowdonia 15 Apr 2026
C26/0145/37/LL 23 Mar 2026 Approved with Conditions

VILLAGE HALL Beach Road, Trefor, Caernarfon, Gwynedd, LL54 5LB

Cais llawn i osod paneli solar ar do adeilad Y Ganolfan / Full application to install solar panels on Y Ganolfan's roof

Full Planning Gwynedd 23 Mar 2026
C26/0187/22/LL 23 Mar 2026 Pending

GLANRAFON Lôn Pant Y Gôg, Nebo, Caernarfon, Gwynedd, LL54 6EA

Creu 'menage' newydd Creation of a new menage

Full Planning Gwynedd 23 Mar 2026
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Data updated daily. Source: Gwynedd and Snowdonia planning portals.