Planning Applications in Caernarfon

Planning authority: Gwynedd Council

Search current and historic planning applications in Caernarfon, Gwynedd, published by Gwynedd Council - 54 in the last 90 days. Explore them on the map, apply detailed filters, or receive free alerts for new proposals.

54
|
41
|
41

Filter applications

Date received Last 90 days

Pick a year, or click two to span the range between them. Records before 2026 come from the archive.

Application type
Keywords in the address or description
Match

Literal text matches. For application types (extensions, solar, change of use...) use the categories above - no need to recreate them as keywords.

Showing 50 of 54 applications
C26/0438/14/LL Yesterday Pending

Llywodraeth Cynulliad Cymru, CROWN BUILDING North Penrallt, Caernarfon, Gwynedd, LL55 1EP

Newid defnydd arfaethedig o hen swyddfeydd y llywodraeth yn 37 o fflatiau fforddiadwy ynghyd â chadw swyddfeydd ar gyfer gwasanaethau cymorth, estynia...

Full Planning Gwynedd
C25/0815/14/LL 27 Jul 2026 Approved

Carmel Driving School & Travel, Zone 4, Ystâd Ddiwydiannol Cibyn, Caernarfon, Gwynedd, LL55 2BD

Codi bae cynnal a chadw, estyniad i adeilad swyddfa, hyfforddi a storfa presennol. Erection of maintenance bay, extension to existing office, training...

Full Planning Gwynedd 27 Jul 2026
C25/0820/14/DT 27 Jul 2026 Pending

30 Segontium Terrace, Caernarfon, Gwynedd, LL55 2PH

Dymchwel estyniad deulawr presennol i gefn yr eiddo. Codi estyniad deulawr i gefn yr eiddo a codi balconi newydd i flaen yr eiddo. Demolish existing t...

Householder Planning Gwynedd 27 Jul 2026
C25/0822/14/RA 27 Jul 2026 Decided

PLAS LEIOD Llanberis Road, Caernarfon, Gwynedd, LL55 2DF

Cais i rhyddhau amod rhif 5 (cynllun monitro a chynnal a chadw) ar ganiatâd rhif C22/0745/14/LL. Application to discharge condition 5 (monitoring and ...

Approval of Details Reserved by Condition Gwynedd 27 Jul 2026
C25/0825/14/DT 27 Jul 2026 Approved

MAES YR HAF, 7 Ffordd Menai, Caernarfon, Gwynedd, LL55 1LF

Codi balconi i gefn yr eiddo. Erection of a balcony to the rear of the dwelling.

Householder Planning Gwynedd 27 Jul 2026
C25/0836/14/DT 27 Jul 2026 Approved

9 Parc Muriau, Caernarfon, Gwynedd, LL55 2YR

Estyniad llawr cyntaf fframwaith goed i estyniad gwaith maen unllawr presenol i gefn yr eiddo. First floor timber frame extension to an existing singl...

Householder Planning Gwynedd 27 Jul 2026
C25/0845/14/DT 27 Jul 2026 Approved

10 Llys Y Garn, Caernarfon, Gwynedd, LL55 2UT

Dymchwel ystafell haul bresennol a chodi estyniad un llawr i gefn yr eiddo. Demolition of existing cconservatory and erection of a single-storey exten...

Householder Planning Gwynedd 27 Jul 2026
C25/0885/14/DT 27 Jul 2026 Pending

OLD POST Mount Pleasant Square, Caernarfon, Gwynedd, LL55 1PA

Dymchwel ystafell haul presennol ac amnewid gyda estyniad cefn newydd, rhannol dwy lawr a rhannol un llawr arfaethedig, balconi, a gwaith cysylltiedig...

Householder Planning Gwynedd 27 Jul 2026
C25/0907/14/DT 27 Jul 2026 Approved

Bryn Parkia, PARKIA Bangor Road, Caernarfon, Gwynedd, LL55 1TP

Codi sied yng nghwrtil yr eiddo. Erection of a shed.

Householder Planning Gwynedd 27 Jul 2026
C25/0930/14/LL 27 Jul 2026 Pending

ST JOSEPH Eleanor Street, Caernarfon, Gwynedd, LL55 1PG

Newid defnydd o annedd i tri fflat hunangynhaliol (C3), a newid defnydd capel a festri i annedd (C3). Change of use from a single dwelling to three se...

Full Planning Gwynedd 27 Jul 2026
C25/0933/20/SO 27 Jul 2026 EIA Required

Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

Cais am farn gwmpasu o dan Reol 14, Rhan 4 o Reoliadau Cynllunio Gwlad a Thref [Asesiad Effaith Amgylcheddol] [Cymru] 2017 – dymchwel adeiladau a strw...

Scoping Opinion Gwynedd 27 Jul 2026
C25/0942/14/LL 27 Jul 2026 Pending

Santander, Santander, 1 - 3 Bridge Street, Caernarfon, Gwynedd, LL55 1AB

Bwriedir newid defnydd cyn fanc Santander i gynnwys Bar/Tafarn (Dosbarth Defnydd A3) ar y Llawr Isaf, Bwyty (Dosbarth Defnydd A3)(i gynnwys gosod ffli...

Full Planning Gwynedd 27 Jul 2026
C26/0003/14/LL 27 Jul 2026 Approved

THE OVAL Marcus Street, Caernarfon, Gwynedd, LL55 2HT

Dymchwel a gwaredu strwythur presennol ac adeiladu stand yn eistedd 600 o bobl i deras gogleddol cae pel-droed yr Oval. Demolition and removal of exis...

Full Planning Gwynedd 27 Jul 2026
C26/0012/14/LL 27 Jul 2026 Approved

THE OVAL Marcus Street, Caernarfon, Gwynedd, LL55 2HT

Gosod cynhwysydd dur yn barhaol ar y tir. Permanent siting of a container on the land.

Full Planning Gwynedd 27 Jul 2026
C26/0018/14/LL 27 Jul 2026 Withdrawn

ALBERT INN, 10 Segontium Terrace, Caernarfon, Gwynedd, LL55 2PN

Newid defnydd cyn-dy tafarn yn uned byw (C3) / Change of use of former public house into to residential unit (C3)

Full Planning Gwynedd 27 Jul 2026
C26/0036/20/CR 27 Jul 2026 View

Cyngor Chwaraeon Cymru, PLAS MENAI NATIONAL WATERSPORTS CENTRE, Llanfair Is Gaer, Caernarfon, Gwynedd, LL55 1TS

Addasiadau mewnol a newidiadau allanol i'r offer peirannyddol / Internal alterations and external changes to the mechanical system

Listed Building Consent Gwynedd 27 Jul 2026
C26/0055/14/AC 27 Jul 2026 Approved

CELTIC ROYAL HOTEL Bangor Street, Caernarfon, Gwynedd, LL55 1AY

Diwygio amod rhif 2 (unol a'r cynlluniau) ar ganiatad rhif C24/0121/14/LL er newid dyluniad y pwyntiau gwefru / Vary condition 2 (as per plans) on con...

Removal/Variation of Condition(s) Gwynedd 27 Jul 2026
C26/0056/14/DT 27 Jul 2026 Approved

9 Maes Hyfryd, Caernarfon, Gwynedd, LL55 1DN

Adeiladu estyniad cefn to fflat a phorth blaen. Erection of a flat roofed rear extension & front porch.

Householder Planning Gwynedd 27 Jul 2026
C26/0061/14/DT 27 Jul 2026 Approved

MÔR AWELON Bangor Road, Caernarfon, Gwynedd, LL55 1LR

Dymchwel yr ystafell haul presennol a chodi estyniad newydd ynghyd â newidiadau i'r to. Demolition of existing conservatory and construction of a new ...

Householder Planning Gwynedd 27 Jul 2026
C26/0089/14/AC 27 Jul 2026 Approved

22 Stryd Bangor, Caernarfon, LL55 1AT

Diwygio amod rhif 2 (unol a'r cynlluniau) ar gais rhif C19/0879/14/CR i ddiwygio'r gosodiad mewnol / Amend condition 2 (as per plans) on consent no C1...

Removal/Variation of Condition(s) Gwynedd 27 Jul 2026
C26/0090/14/DA 27 Jul 2026 Approved

22 Stryd Bangor, Caernarfon, LL55 1AT

Diwygiad ansylweddol i gais C19/0880/14/LL i newid y gosodiad mewnol / Non-material amendment to consent C19/0880/14/LL to amend internal layout

Non-Material Amendment Gwynedd 27 Jul 2026
C26/0105/14/LL 27 Jul 2026 Approved

Modurdai Lôn Eilian, Caernarfon, LL55 2DS

Dymchwel modurdai presennol a chodi pedair uned fforddiadwy, ynghyd â gwaith cysylltiedig. Demolition of existing garages and erection of four afforda...

Full Planning Gwynedd 27 Jul 2026
C26/0115/14/HD 27 Jul 2026 Approved

NATIONAL TYRE & AUTOCARE Bank Quay, Caernarfon, Gwynedd, LL55 1SU

Hysbysiad ymlaen llaw i ddymchwel modurdy. Prior notification for the demolition of garage.

Full Planning Gwynedd 27 Jul 2026
C26/0143/14/CR 27 Jul 2026 Withdrawn

ALBERT INN, 10 Segontium Terrace, Caernarfon, Gwynedd, LL55 2PN

Addasiadau mewnol i drosi cyn dy tafarn yn dy annedd / Internal alterations to convert the former public house into dwelling house

Listed Building Consent Gwynedd 27 Jul 2026
C26/0158/14/DT 27 Jul 2026 Approved

BRYN GWYN, 24 St David's Road, Caernarfon, Gwynedd, LL55 1BH

Estyniad cefn arfaethedig a newidiadau mewnol Proposed rear extension and internal alterations

Householder Planning Gwynedd 27 Jul 2026
C26/0183/14/RA 27 Jul 2026 Pending

Former Menai Meats Abattoir, Cibyn Industrial Estate, Caernarfon, Gwynedd, LL55 2BD

Rhyddhau amod 3 (lliw), 10 ( cynllun i naill ai gwarchod y cyflwr strwythurol neu wyro’r brif bibell ddŵr) ac 11 ( cynllun draenio dŵr budr) o ganiata...

Approval of Details Reserved by Condition Gwynedd 27 Jul 2026
C26/0204/14/LL 27 Jul 2026 Pending

Lloyds Tsb Bank Plc, Lloyds Tsb Bank, 15 - 17 Pool Street, Caernarfon, Gwynedd, LL55 2AD

Trosi uned llawr gwaelod bresennol yn ddwy uned ar wahân. Newid defnydd y llawr cyntaf, yr ail a'r trydydd llawr yn 4 fflat preswyl. Convert existing ...

Full Planning Gwynedd 27 Jul 2026
C26/0220/14/LL 27 Jul 2026 Approved

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 27 Jul 2026
C26/0263/14/DT 27 Jul 2026 Approved

16 Cae Mur, Caernarfon, Gwynedd, LL55 1DA

Estyniad deulawr i ochr yr annedd a chreu tri lle parcio ceir o flaen yr annedd. Two storey extension to the side of dwelling and creation of three ca...

Householder Planning Gwynedd 27 Jul 2026
C26/0279/14/LL 27 Jul 2026 Pending

NORTH WALES FIRE STATION Llanberis Road, Caernarfon, Gwynedd, LL55 2DF

Gosod tanc tanwydd i storio olew llysiau wedi'i drin â hydrogen. Installation of a fuel tank to store hydrotreated vegetable oil.

Full Planning Gwynedd 27 Jul 2026
C26/0286/14/DT 27 Jul 2026 Pending

GLAN TRAETH North Road, Caernarfon, Gwynedd, LL55 1BE

Codi balconi hygyrch i ddefnyddwyr cadair olwyn ar gefn yr eiddo. Erection of a raised wheelchair accessible balcony to the rear of the property.

Householder Planning Gwynedd 27 Jul 2026
C26/0288/14/HY 27 Jul 2026 Pending

Nationwide Building Society, 30 - 32 Pool Street, Caernarfon, Gwynedd, LL55 2AS

Gosod arwyddion ATM wedi eu goleuo yn fewnol . I nternally illuminated ATM signage.

Advertisement Consent (HY) Gwynedd 27 Jul 2026
C26/0289/14/LL 27 Jul 2026 Pending

Nationwide Building Society, 30 - 32 Pool Street, Caernarfon, Gwynedd, LL55 2AS

Gosod peiriant ATM newydd a gwaith cysylltiedig. Installation of a new ATM and associated works

Full Planning Gwynedd 27 Jul 2026
C26/0293/14/LL 27 Jul 2026 Pending

Unit 2b, Zone 4, Ystâd Ddiwydiannol Cibyn, Caernarfon, Gwynedd, LL55 2BD

Mae’r cynnig yn ceisio ailddefnyddio adeilad presennol i ddarparu cyrtiau chwaraeon dan do a chyfleusterau ategol cysylltiedig. Bydd y datblygiad yn c...

Full Planning Gwynedd 27 Jul 2026
C26/0304/14/LL 27 Jul 2026 Pending

GWESTY MARIANFA, 68 St David's Road, Caernarfon, Gwynedd, LL55 1EL

Newid defnydd o Westy (C1) yn ôl i Ddefnydd Preswyl Llawn (C3)a chodi estyniad cegin yn y Cefn Change of use from Guest House (C1) back into full Resi...

Full Planning Gwynedd 27 Jul 2026
C26/0340/14/DT 27 Jul 2026 Pending

Y BETWS, 10 Pengelli Wyn, Caernarfon, Gwynedd, LL55 1EA

Codi estyniad unllawr i gefn yr eiddo Erection of single storey extension to the rear of the property

Householder Planning Gwynedd 27 Jul 2026
C26/0354/14/DT 27 Jul 2026 Pending

BRYN MÔR England Road North, Caernarfon, Gwynedd, LL55 1HS

New first floor balcony to front of property along with new glazed doors. Balconi newydd ar y llawr cyntaf ar flaen yr eiddo ynghyd â drysau gwydr new...

Householder Planning Gwynedd 27 Jul 2026
C26/0357/14/HY 27 Jul 2026 Pending

MORGAN LLOYD, 10 Castle Square, Caernarfon, Gwynedd, LL55 2NF

Uwchraddio'r arwyddion presennol / Upgrade existing signs

Advertisement Consent (HY) Gwynedd 27 Jul 2026
C26/0359/14/CR 27 Jul 2026 Pending

MORGAN LLOYD, 10 Castle Square, Caernarfon, Gwynedd, LL55 2NF

Uwchraddio'r arwyddion presennol a gwaith addurno ac adfer mewnol / Upgrade existing signs and some internal redecoration and repair works

Listed Building Consent Gwynedd 27 Jul 2026
C26/0369/14/CC 27 Jul 2026 Pending

AFONLAN, 55 Cae Gwyn, Caernarfon, Gwynedd, LL55 1LL

Gwaith tocio i goeden sy'n destun Gorchymyn Gwarchod Coed. Crown reduction of a tree protected by a Tree Preservation Order.

Work on Protected Trees (TPO Consent) Gwynedd 27 Jul 2026
C26/0391/14/HY 27 Jul 2026 Pending

Coral, 10 Pool Street, Caernarfon, Gwynedd, LL55 2AB

Gosod 2 flwch goleuo wed'i goleuo yn fewnol Installation of 2 no internally illuminated lightboxes

Advertisement Consent (HY) Gwynedd 27 Jul 2026
C25/0634/14/LL 28 May 2026 Pending

63, Pool Street, Caernarfon, LL55 2AE

Newid defnydd siop cloi i fyny masnachol (A1) i fflat stiwdio 1 llofft llawr daear (C3). Change of use of retail lock up shop (A1) to a 1 bedroom grou...

Full Planning Gwynedd 28 May 2026
C25/0671/14/LL 24 May 2026 Pending

Cyngor Gwynedd, SIR HUGH OWEN SCHOOL Bethel Road, Caernarfon, Gwynedd, LL55 1HW

Codi ffens newydd 2400mm o uchder ogwmpas rhan o ffin y cae chwarae. Erection of new 2400mm high wire mesh fence to part of playing field boundary

Full Planning Gwynedd 24 May 2026
C25/0693/14/DT 24 May 2026 Pending

FILDON, 17 Cae Gwyn, Caernarfon, Gwynedd, LL55 1LL

Estyniad ystafell haul, trosi rhan modurdy, ffenestri gromen newydd ochr ac amnewid to fflat. Proposed sunroom extension, part garage conversion, new ...

Householder Planning Gwynedd 24 May 2026
C25/0734/14/HY 24 May 2026 Approved

5 - 7 Bridge Street, Caernarfon, Gwynedd, LL55 1AB

Fasia Peiriant Arian Parod efo arwydd wedi ei oleuo. Arwydd uchaf heb ei oleuo. ATM fascia with illuminated "ATM" sign. Non illuminated top sign.

Advertisement Consent (HY) Gwynedd 24 May 2026
C25/0735/14/LL 24 May 2026 Approved

5 - 7 Bridge Street, Caernarfon, Gwynedd, LL55 1AB

Gosod Peiriant Arian Parod i'w osod trwy ffenestr flaen siop i'r chwith o ddrysau mynediad fel gosodiad trwy wydr. Proposed installation of an ATM to ...

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

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
C25/0745/14/DT 24 May 2026 Approved

MELANGELL England Road North, Caernarfon, Gwynedd, LL55 1HS

Codi estyniad deulawr i gefn ac ochr yr eiddo yn ogystal ag dymchwel modurdy a porth gan godi porth newydd. Erection of a two-story extension to the r...

Householder Planning Gwynedd 24 May 2026
C25/0754/20/SC 24 May 2026 EIA Required

Land At And Adjacent To The Former Ferodo Site, Griffiths Crossing, Caernarfon, LL55 1TP

Dymchwel adeiladau a strwythurau presennol, ailraddio'r tir a codi adeilad canolfan data (B8) ynghyd a chyfarpar cysylltiol i gynnwys generaduron, pei...

Screening Opinion Gwynedd 24 May 2026
C25/0755/14/LL 24 May 2026 Approved

VEHICLE INSPECTORATE Lôn Cae Ffynnon, Cibyn Industrial Estate, Caernarfon, Gwynedd, LL55 2BD

Newid defnydd gorsaf brofi VOSA i ffurfio Masnachwyr Coed ac Adeiladwyr Change of use the former VOSA testing station to form a Timber and Builders Me...

Full Planning Gwynedd 24 May 2026
Recency
Last 2 weeks
2-4 weeks
1-2 months
Older

Get free email alerts for new planning applications in Caernarfon

Data updated daily. Source: Gwynedd Council planning portal.