Planning Applications in LL54

Planning authorities: Gwynedd Council, Eryri (Snowdonia) National Park

Search current and historic planning applications in the LL54 postcode district across Gwynedd and Snowdonia - 24 in the last 90 days. Filter applications by date, status, development type, or number of homes, view them on the map, or create a free alert for new applications.

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Showing 24 of 24 applications
28 Sept 2026 Pending C26/0586/17/DT

1, CHURCH COTTAGES, Llandwrog, Caernarfon, Gwynedd, LL54 5TB

Cais ar gyfer swyddfa gartref yn yr ardd gefn. Application for a home office in the rear garden.

Householder Planning Gwynedd
24 Sept 2026 In Progress C26/0573/37/DT

GLANFA Beach Road, Trefor, Caernarfon, Gwynedd, LL54 5LB

Estyniad cefn deu lawr. Rear two storey extension.

Householder Planning Gwynedd
15 Sept 2026 In Progress C26/0551/17/CR

CAER EGLWYS, Llandwrog, Caernarfon, Gwynedd, LL54 5SY

Amnewid 9 ffenestr pren presennol a drysau dwbl gyda rhai newydd pren gydag unedau dwbl / Replace 9 existing timber windows and double doors with new ...

Listed Building Consent Gwynedd
24 Aug 2026 In Progress C26/0517/37/DT

32, CROESHIGOL TERRACE Croeshigol Road, Trefor, Caernarfon, Gwynedd, LL54 5HT

Codi porth i ddrychiad blaen y prif adeilad. Estyniad llawr cyntaf i gefn yr eiddo. / Erection of a porch to the principle elevation. First floor exte...

Householder Planning Gwynedd
21 Aug 2026 In Progress C26/0516/19/DT

PLAS Y BRYN CHALET PARK, Bontnewydd, Caernarfon, Gwynedd, LL54 7YE

Ailgyflwyno cais a wrthodwyd i godi anecs i'r prif annedd breswyl. Resubmission of a rejected application for the erection of an annex to the main res...

Householder Planning Gwynedd
19 Aug 2026 In Progress C26/0507/37/RA

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

Cais i rhyddhau amod 4 ( cyflwyno cynllun ar gyfer datblygu tai fforddiadwy) o ganiatâd C25/0824/37/LL. Application for discharge of condition 4 (subm...

Approval of Details Reserved by Condition Gwynedd
19 Aug 2026 In Progress C26/0511/22/TC

PENNANT MAWR Ffordd Cae Duon, Nasareth, Caernarfon, Gwynedd, LL54 6DT

Cais o dan Adrannau 191 a 192 o Ddeddf Cynllunio Gwlad a Thref 1990 am Dystysgrif Cyfreithlondeb Datblygiad Presennol mewn perthynas â gwaith tynnu a ...

Lawful Development Certificate Existing/Proposed Gwynedd
18 Aug 2026 In Progress C26/0506/24/DT

2, STÂD CAEAU UCHAF, Rhosgadfan, Caernarfon, Gwynedd, LL54 7HR

Codi sied o ddeunydd pren newydd yng ngardd cefn yr eiddo ar gyfer defnydd domestig o arddio a storio yn unig. Erection of a detached timber garden sh...

Householder Planning Gwynedd
18 Aug 2026 In Progress C26/0437/37/LL

FFERM BRYN BYCHAN, Llanaelhaearn, Caernarfon, Gwynedd, LL54 5BG

Codi to dros domen dail bresennol. Erection of roof over existing manure store

Full Planning Gwynedd
11 Aug 2026 Decided NP3/12/LB88B

Ystrad Uchaf, Betws Garmon. LL54 7YY

Listed Building Consent for installation of air-source heat pump to replace existing liquefied petroleum gas (LPG) heating system

Listed Building Consent Snowdonia
11 Aug 2026 Decided NP3/12/LB88A

Ystrad Uchaf, Betws Garmon. LL54 7YY

Installation of Air-Source Heat Pump to replace existing Liquefied Petroleum Gas (LPG) heating system

Full Snowdonia
11 Aug 2026 In Progress C26/0479/34/TC

The Bunaglow, CWM GWARED, Clynnog Fawr, Caernarfon, Gwynedd, LL54 5NW

Cais am Dystysgrif Datblygiad Cyfreithlon (Defnydd Presennol) i gadarnhau bod cadw siale ar y tir yn gyfreithlon, er gwaethaf amod cynllunio oedd yn e...

Lawful Development Certificate Existing/Proposed Gwynedd
10 Aug 2026 In Progress C26/0465/24/LL

NODDFA, Dolydd, Caernarfon, Gwynedd, LL54 7YA

Dymchwel annedd ac adeilad allanol presennol. Adeiladu annedd newydd yn ei le a modurdy ddwbl ar wahân. Demolition of existing dwelling and outbuildin...

Full Planning Gwynedd
3 Aug 2026 Approved 18 Sep C26/0450/24/DT

ISGOED, 7 Tyn Llan Estate, Dinas, Caernarfon, Gwynedd, LL54 7YL

Estyniad unllawr i gefn yr eiddo. Single storey rear extension

Householder Planning Gwynedd
3 Aug 2026 Approved 18 Sep C26/0456/17/DT

BRON GADAIR, Y Fron, Caernarfon, Gwynedd, LL54 7PU

Estyniad unllawr i flaen a chefn yr annedd. Single storey extension to front and rear of the dwelling.

Householder Planning Gwynedd
28 Jul 2026 Decided NP3/12/A167A

Drws-y-Coed Uchaf, Rhyd Ddu. LL54 6TP

Roof over sheep handling area

Snowdonia
24 Jul 2026 In Progress C26/0427/24/DT

22 Frondeg, Rhostryfan, Caernarfon, Gwynedd, LL54 7AZ

Estyniad unllawr arfaethedig i'r brif edrychiad Proposed single storey extension to the principle elevation.

Householder Planning Gwynedd
17 Jul 2026 In Progress C26/0230/22/LL

CLWB PEL DROED TALYSARN CELTS Bryncelyn, Talysarn, Caernarfon, Gwynedd, LL54 6BY

Cais ôl-weithredol ar gyfer cae pêl-droed, codi adeilad at ddibenion storio, siop fwyd (tuck shop) a ffreutur ynghyd â gosod cynwysyddion storio prese...

Full Planning Gwynedd
15 Jul 2026 In Progress C26/0422/24/LL

Land Adj To Rhiw Goch, Rhosgadfan, Caernarfon, LL54 7HR

Newid defnydd tir i ffurfio safle glampio eco tymhorol sydd yn cynnwys 5 uned tipi, codi adeilad cyfleusterau/storio ynghyd a gwaith cysylltiedig. Cha...

Full Planning Gwynedd
15 Jul 2026 In Progress C26/0320/22/LL

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 Jul 2026 In Progress C26/0408/22/DT

84 Ffordd Hyfrydle, Talysarn, Caernarfon, Gwynedd, LL54 6HF

Dymchwel yr estyniad cefn presennol. Codi estyniad deulawr i gefn yr eiddo. Demolish existing rear extension. Erection of a two-storey extension to th...

Householder Planning Gwynedd
10 Jul 2026 In Progress C26/0407/34/DT

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

Estyniad unllawr to fflat newydd i'r ochr a'r cefn. New single storey flat roof side and rear extension.

Householder Planning Gwynedd
9 Jul 2026 Approved 11 Sep C26/0178/24/LL

THE GOAT HOTEL, Llanwnda, Caernarfon, Gwynedd, LL54 5SD

Cais ôl-weithredol i newid defnydd o lawr gwaelod o dy tafarn (Dosbarth Defnydd A3) er mwyn ymestyn yr annedd presennol o'r llawr cyntaf i'r llawr gwa...

Full Planning Gwynedd
9 Jul 2026 In Progress C26/0383/24/LL

The Goat Hotel , Llanwnda, LL54 5SD

Codi dau ty annedd fforddiadwy / Erection of two affordable dwellings.

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