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Planning applications in LL54

PlanIndex holds 69 planning applications with LL54 postcodes, the earliest from 2016, the newest from May 2026. 85% of clear-cut decisions were approvals.

69
Applications since 2016
85%
Approved clear-cut outcomes
1
Planning authority

Applications in LL54

Newest first · page 1 of 2

  • C26/0320/22/LL Status unknown

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

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

    Submitted 23 May 2026 Full applications
  • C26/0319/17/LL Status unknown

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

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

    Submitted 22 May 2026 Full applications
  • C26/0317/17/LL Status unknown

    PLAS TAN DINAS, Dinas Dinlle, Caernarfon, Gwynedd, LL54 5TW

    Cais i ddymchwel cyn dafarn ac adeiladu annedd dosbarth defnydd C3 newydd yn ei le. Application for the demolition of a former public house and the construction of a new dwelling (Use Class C3) in its place.

    Submitted 21 May 2026 Full applications
  • C26/0243/37/RC Status unknown

    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. Application to remove Section 106 agreement relating to an affordable dwelling for a local person approved under ref. no. C06D/0691/37/LL - 4 Maes Hyfryd, Llanaelhaearn.

    Submitted 20 Apr 2026 Conditions
  • C26/0246/22/LL Status unknown

    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.

    Submitted 20 Apr 2026 Full applications
  • C26/0233/17/AC Granted

    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.

    Submitted 13 Apr 2026 Amendments
  • C26/0229/17/TC Status unknown

    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 installation of a stand alone wind turbine within the curtilage of a dwellinghouse.

    Submitted 9 Apr 2026 Lawful development
  • C26/0221/22/DT Status unknown

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

    Estyniad unllawr cefn Single storey rear extension

    Submitted 7 Apr 2026 Householder
  • C26/0201/37/RA Status unknown

    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 approval C25/0824/37/LL in order to agree external finishes.

    Submitted 31 Mar 2026 Conditions
  • C26/0187/22/LL Status unknown

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

    Creu 'menage' newydd Creation of a new menage

    Submitted 23 Mar 2026 Full applications
  • C26/0186/22/DT Status unknown

    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 of a new larger side and front extension.

    Submitted 23 Mar 2026 Householder
  • C26/0180/22/YA Status unknown

    Maes Mawr Lôn Tŷ Gwyn, Llanllyfni, Caernarfon, Gwynedd, LL54 6DG

    Ysgubor ar gyfer storio offer ffermio. Barn for the storage of farming equipment.

    Submitted 13 Mar 2026 Prior approval
  • C26/0166/19/LL Granted

    PEN Y BRYN Llanfaglan Road, Llanfaglan, Caernarfon, Gwynedd, LL54 5RH

    Adeiladu sied amaethyddol ar gyfer storio gwair/gwellt a pheiriannau gwneud gwair. Construction of agricultural shed for the storage of hay/ straw and hay making machinery.

    Submitted 13 Mar 2026 Full applications
  • C26/0159/22/RA Granted

    1-12 Tredafydd, Stryd Fawr, Penygroes, LL54 6PW

    Cais i rhyddhau amod 3 (llechi), 4 (deunyddiau a lliwiau), 6 (cynllun tirlunio a phlannu coed) ar gais cynllunio C19/1089/22/LL. Application to release condition 3 (slates), 4 (materials and colours), 6 (landscaping and tree planting scheme) on planning application C19/1089/22/LL.

    Submitted 10 Mar 2026 Conditions
  • C26/0145/37/LL Status unknown

    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

    Submitted 6 Mar 2026 Full applications
  • C26/0146/34/HY Status unknown

    Petrol Station Clynnog Fawr, Clynnog Fawr, LL54 5NL

    Cais ôl-weithredol ar gyfer arddangos 2 arwydd Adnabod Prisiau union yr un fath sy'n gysylltiedig â gorsaf betrol Clynnog Fawr, yn cynnwys 1 arwydd annibynnol o fewn y blaengwrt ac 1 arwydd annibynnol ar dir i'r De o'r pentref. Retrospective application for the display of 2 identical Price Identification signs associated with the Clynnog Fawr petrol filling station, comprising 1 No. freestanding sign within the forecourt and 1 No. freestanding sign on land to the South of the village.

    Submitted 5 Mar 2026 Advertising
  • C26/0129/17/DT Status unknown

    1, Bryn Gwenallt Lôn Pen Bonc, Y Groeslon, Caernarfon, Gwynedd, LL54 7UB

    Estyniad llawr cyntaf i'w hadeiladu uwchben yr estyniad llawr gwaelod presennol. First floor extension to be constructed above existing ground floor extension.

    Submitted 26 Feb 2026 Householder
  • C26/0111/17/DT Granted

    Arlwyn, 2, Grugan Terrace, Y Groeslon, Caernarfon, Gwynedd, LL54 7TD

    Ffenestr gromen ail lawr cefn yr eiddo i greu ystafell wely ychwanegol. Second floor dormer to the rear of the property to create an additional bedroom.

    Submitted 23 Feb 2026 Householder
  • C26/0106/24/LL Status unknown

    Yr Hen Bost, Rhostryfan, Caernarfon, Gwynedd, LL54 7NS

    Newid defnydd o gyn swyddfa bost i gyfleuster gofal plant ar gyfer uchafswm o 18 o blant. Change of use from former post office into child care facility for a maximum of 18 children.

    Submitted 17 Feb 2026 Full applications
  • C26/0099/37/DT Status unknown

    7 Bron Hendre Estate, Trefor, Caernarfon, Gwynedd, LL54 5HL

    Codi modurdy unllawr wedi’i hatodi i ochr y ty bresennol. Construction of a single-storey garage attached to the side of the existing dwelling

    Submitted 13 Feb 2026 Householder
  • C26/0077/24/DT Status unknown

    Ty Hen Llanwnda, Caernarfon, LL54 5SD

    Addasiadau ac estyniad i'r eiddo ac ail-greu trac cerbydol (defnyddio'r hen drac) / Alterations and extension to dwelling and re-instate access track (utilising old track)

    Submitted 10 Feb 2026 Householder
  • C26/0058/24/DT Status unknown

    LLYS MENAI, Rhos Isaf, Caernarfon, Gwynedd, LL54 7NE

    Adeiladu modurdy / storfa breifat Erection of Private Garage/Store

    Submitted 3 Feb 2026 Householder
  • C26/0060/34/SC Decided

    CEFN GRAIANOG, Llanllyfni, Caernarfon, Gwynedd, LL54 6SY

    Barn sgrinio o dan Reoliadau Cynllunio Gwlad a Thref [Asesiad Effaith Amgylcheddol] [Cymru] 2017 ar gyfer gweithredu gwaith ailgylchu, sgrinio ac adfer deunyddiau gwastraff anadweithiol / Screening Application under the To wn and Country Planning [Environmental Impact Assessment] [Wales] Regulations 2017 f or the operation of inert waste materials recycling, screening and recovery plant

    Submitted 29 Jan 2026 Outline
  • C26/0050/22/LL Status unknown

    CALAFRIA CHAPEL Stryd Y Capel, Penygroes, Caernarfon, Gwynedd, LL54 6PA

    I greu maes parcio newydd ar gyfer pedwar o geir ar safle cyn ardd sy'n eiddo i Gapel Calfaria, A new parking area for four cars on a former garden site belonging to Calfaria Chapel,

    Submitted 29 Jan 2026 Full applications
  • C26/0046/34/LL Status unknown

    CEFN GRAIANOG, Llanllyfni, Caernarfon, Gwynedd, LL54 6SY

    Cais ar gyfer gweithredu gwaith ailgylchu, sgrinio ac adfer deunyddiau gwastraff anadweithiol / Application for the operation of inert waste materials recycling, screening and recovery plant

    Submitted 29 Jan 2026 Full applications
  • C26/0049/24/LL Status unknown

    Land Adjacent To Y Llofft Flawd, Rhosgadfan, LL54 7ET

    Adeiladu dau dy (dosbarth defnydd C3) ynghyd a gwaith cysylltiol. Erection of two dwellings (C3 use class) along with associated works.

    Submitted 29 Jan 2026 Full applications
  • C26/0045/22/YA Status unknown

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

    Adeiladu sied amaethyddol Construction of an agricultural shed.

    Submitted 28 Jan 2026 Full applications
  • C26/0037/17/DT Status unknown

    GLANWEL, Carmel, Caernarfon, Gwynedd, LL54 7AR

    Adeiladu estyniad unllawr i modurdy. Construction of a single story garage extension

    Submitted 26 Jan 2026 Householder
  • C26/0022/17/RA Status unknown

    Coleg Llandrillo, Glynllifon College, Llandwrog, Caernarfon, Gwynedd, LL54 5DU

    Cais i rhyddhau amod 8 ( Gorffeniad allanol) ar gais cynllunio C22/0952/17/LL Application to discharge condition 8 (external appearance on application no. C22/0952/17/LL

    Submitted 16 Jan 2026 Conditions
  • C26/0020/24/DT Status unknown

    24, Chatham Log Cabins, Llandwrog, Caernarfon, Gwynedd, LL54 5TG

    Estyniad unllawr ochr bwriededig Proposed single storey side extension

    Submitted 15 Jan 2026 Householder
  • C25/0936/24/DT Granted

    Allt Wen, FFRWD CAE DU, Bontnewydd, Caernarfon, Gwynedd, LL54 7YG

    Dymchwel y modurdy a'r storfa allanol bresennol, a chodi estyniadau unllawr a deulawr newydd yn eu lle, ynghyd â newidiadau cysylltiedig. Demolition of existing garage and external store, erection of new single-storey and two-storey extensions in lieu, along with associated alterations.

    Submitted 18 Dec 2025 Householder
  • C25/0922/19/DT Refused

    Britannia House, Bontnewydd, Caernarfon, Gwynedd, LL54 7UN

    Gosod paneli solar Install solar panels

    Submitted 15 Dec 2025 Householder
  • C25/0919/24/DT Granted

    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 extension in addition to a new garage.

    Submitted 15 Dec 2025 Householder
  • C25/0905/19/DT Refused

    Plas Y Bryn Chalet Park, Bontnewydd, Caernarfon, Gwynedd, LL54 7YE

    Anecs i'r prif dy Annex to the main residential dwelling.

    Submitted 5 Dec 2025 Householder
  • C25/0901/22/SC Decided

    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 echdynnu mwynau a chydgrynhoi caniatâd mwynau presennol / Request for Screening Opinion under Regulation 6(1) of the Town and Country Planning (Environmental Impact Assessment) (Wales) Regulations 2017 for an extension to mineral extraction area and consolidation of existing mineral permissions

    Submitted 3 Dec 2025 Outline
  • C25/0876/34/DT 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.

    Submitted 28 Nov 2025 Householder
  • C25/0869/17/RA Status unknown

    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(lleoliad blychau adar ac ystlumod) ar ganiatad rhif C23/0148/17/LL. Application to discharge condition 2(landscaping), 3(drains), 4(photographic record), 5(slate sample), 6(external finish), 10(biodiversity improvements) and 12( location of bat box and bird box) on planning approval C23/0148/17/LL

    Submitted 27 Nov 2025 Conditions
  • C25/0871/22/LL Status unknown

    Bron Y Foel, Nebo, Caernarfon, Gwynedd, LL54 6EN

    Trosi ystafelloedd storfa atodedig i Lety Gwyliau. Conversion of attached storerooms into Holiday accomodation

    Submitted 27 Nov 2025 Full applications
  • C25/0856/22/LL Granted

    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

    Submitted 25 Nov 2025 Full applications
  • C25/0858/24/LL Granted

    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 delineation of parking spaces and pedestrian routes.

    Submitted 24 Nov 2025 Full applications
  • C25/0860/19/AC Status unknown

    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 C12/1559/19/LL. Application to carry out work without compliance with condition 2 ( revised design to include erection of additional floor above garage) on planning approval number C12/1559/19/LL

    Submitted 24 Nov 2025 Amendments
  • C25/0852/22/LL 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 safely store agricultural equipment / materials and store feed.

    Submitted 21 Nov 2025 Full applications
  • C25/0839/22/DT Status unknown

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

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

    Submitted 17 Nov 2025 Householder
  • C25/0830/17/DT Granted

    AEL Y BRYN, Carmel, Caernarfon, Gwynedd, LL54 7AW

    Estyniad unllawr bwriededig yn lle un presennol Proposed single storey replacement extension

    Submitted 13 Nov 2025 Householder
  • C25/0824/37/LL Granted

    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 draenio dwr wyneb cynaliadwy / Full application for the erection of up to 15 No. Affordable Dwellings and Associated Development including creation of a new vehicular access and estate road, landscaping and creation of a sustainable surface water drainage area.

    Submitted 12 Nov 2025 Full applications
  • C25/0801/17/DT Granted

    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.

    Submitted 4 Nov 2025 Householder
  • C25/0790/41/TC Decided

    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, gyda darnau llai yn cael eu golchi trwy olchwr bach ar y safle i gael gwared ar bridd a malurion, tra bod darnau mwy yn cael eu trin gyda pheiriant ar gyfer diogelwch ac ymarferoldeb. Ar ôl ei phrosesu, mae'r garreg yn cael ei rhoi mewn cratiau, ac mae cludwyr yn casglu'r garreg mewn cratiau o'r iard i'w dosbarthu Use of land adjacent to the main farm yard for the receipt, washing, sorting, and crating of natural stone. The stone is processed entirely by hand, with smaller pieces washed through a small on site washer to remove soil and debris, while larger pieces are handled with a machine for safety and practicality. Once processed, the stone is placed into crates, and hauliers collect the crated stone from the yard for distribution

    Submitted 31 Oct 2025 Lawful development
  • C25/0782/24/DT Granted

    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 the demolition of the existing unstable and deteriorating extension and erect a new replacement extension with rear wing

    Submitted 27 Oct 2025 Householder
  • C25/0770/17/DA Granted

    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 tywyll i orchudd sment rhychiog a gosod cladin carreg o fath "Wildstone Champagne Quarts 814" ar yr edrychiad deheuol cyn defnyddio'r adeilad, ynghyd â thynnu ffenestr cylch oddi ar yr edrychiad deheuol. Non-material amendment to application C22/0953/17/LL to vary wording of condition 9 in order to replace the profiled steel roof with a corrugated cement sheeting and place stone cladding of type "Wildstone Champagne Quarts 814" on the southern elevation prior to the use of the building along with the removal of the round window from the southern elevation.

    Submitted 22 Oct 2025 Amendments
  • C25/0744/14/LL Status unknown

    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.

    Submitted 13 Oct 2025 Full applications