Change of use applications in Anglesey

There were 79 change of use applications in Anglesey in the last 12 months. Of the 39 decided so far, 33 were approved. Change of use covers conversions between planning use classes: shops to flats, offices to homes, houses to HMOs or care homes.

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Showing 28 of 28 applications
28 Sept 2026 Valid FPL/2026/213

6 Y Sgwar, Porthaethwy / 6 Uxbridge Square, Menai Bridge

Cais llawn i newid defnydd y llawr gwaelod o swyddfeydd (dosbarth defnydd A2) a llawr cyntaf (defnydd preswyl C3), i ganolfan lles (defnydd dosbarth u...

Full Planning Permission Anglesey
25 Sept 2026 Valid FPL/2026/206

Star Hand Car Wash, Gaerwen

Cais ôl-weithredol i gadw'r defnydd cymysg i gynnwys busnes sy'n gysylltiedig â theiars (Dosbarth Defnydd B2), ynghyd â newidiadau i'r adeilad presenn...

Full Planning Permission Anglesey
23 Sept 2026 Valid FPL/2026/192

Ysgol Goronwy Owen, Benllech

Cais llawn ar gyfer newid defnydd rhan o'r hen gae ysgol i gae chwarae i blant yn / Full application for change of use of part of the former school pl...

Full Planning Permission Anglesey
9 Sept 2026 Valid LBC/2026/28

Mona Inn, Ffordd Caergybi, Mona / Mona Inn, Holyhead Road, Mona

Caniatâd adeilad rhestredig ar gyfer adnewyddu'r annedd bresennol ynghyd â throsi adeiladau allanol yn 13 o unedau preswyl ynghyd a chreu mynedfa gerb...

Listed Building Consent Anglesey
7 Sept 2026 Valid FPL/2026/140

Cae Prytherch, Ffordd Caergybi, Llanfairpwll / Cae Prytherch, Holyhead Road, Llanfairpwll

Cais ôl-weithredol ar gyfer newid defnydd tir amaethyddol yn dir a ddefnyddir ar gyfer storio trelars ac offer (Dosbarth Defnydd B8) gyda gwaith peiri...

Full Planning Permission Anglesey
4 Sept 2026 Approved 7 Sep LUE/2026/2

Tal y Foel Stables, Dwyran.

Cais am Dystysgrif Cyfreithlondeb ar gyfer lleoli a defnyddio carafan statig fel llety rheolwr/gweithwyr yn / Application for a Certificate of Lawfuln...

Lawful development Anglesey
1 Sept 2026 Valid FPL/2026/187

1 Stryd Fawr, Porthaethwy / 1 High Street, Menai Bridge

Cais Ôl-weithredol ar gyfer newid defnydd y llawr cyntaf a'r ail lawr o swyddfeydd (Dosbarth Defnydd B1) i bedair uned breswyl hunan-gynhwysol un ysta...

Full Planning Permission Anglesey
1 Sept 2026 Under Review FPL/2026/130

Ty Rallt, Pontrhydybont / Four Mile Bridge

Cais llawn ar gyfer newid defnydd yr adeilad allanol i ddau uned gwyliau hunangynhwysol yn / Full application for the change of use of the outbuilding...

Full Planning Permission Anglesey
28 Aug 2026 Valid FPL/2026/185

Penllain Caravan Park, Tyn y Gongl

Cais ol-weithredol ar gyfer cadw pod glampio tymhorol ar gyfer defnydd gwyliau yn / Retrospective application for the retention of a seasonal glamping...

Full Planning Permission Anglesey
26 Aug 2026 Under Review FPL/2026/181

Hen Lys Ynadon, Stryd Stanley, Caergybi / Old Magistrates Court, Stanley Street, Holyhead

Cais llawn ar gyfer trosi'r hen lys ynadon yn chwe uned breswyl fforddiadwy yn ogystal â dymchwel rhannol, addasu, ehangu a gwaith cysylltiedig yn / F...

Full Planning Permission Anglesey
24 Aug 2026 Under Review FPL/2026/180

Glan Morfa, Ffordd Gorad, Y Fali / Glan Morfa, Gorad Road, Valley

Cais llawn ar gyfer newid defnydd y sied bresennol i gadw anifeiliad, creu lagwn slyri a cadw'r fynedfa wedi lledu a'r trac ar dir i'r gorllewin o / F...

Full Planning Permission Anglesey
19 Aug 2026 Valid FPL/2026/39

Ysgol Gynradd Dwyran, Lon Capel, Dwyran.

Cais llawn ar gyfer dymchwel rhan o'r hen ysgol, newid defnydd yr adeilad sy'n weddill i gyfleuster storio, a gosod 47 o gynwysyddion storio yn / Full...

Full Planning Permission Anglesey
19 Aug 2026 Approved 21 Sep FPL/2026/89

Tyn Hendre, Ffordd Caergybi, Mona / Tyn Hendre, Holyhead Road, Mona.

Cais ôl-weithredol ar gyfer newid defnydd tir ar gyfer storio hyd at 30 o garafanau a cychod ychwanegol yn / Retrospective application for the change ...

Full Planning Permission Anglesey
12 Aug 2026 Valid FPL/2026/166

Gadfa Newydd, Penysarn

Cais llawn i newid defnydd tir ar gyfer lleoli 12 caban gwyliau ynghyd a gosod sustem trin carthffosiaeth a gwaith cysylltiedig ar dir yn / Full appli...

Full Planning Permission Anglesey
11 Aug 2026 Valid LUE/2025/48

Campsite, Nant Bychan Farm, Ffordd Lligwy, Moelfre

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer newid defnydd tir fel safle carafanau gwyliau ar gyfer 4 carafán sefydlog tymhorol (1 Ebrill i 31 H...

Lawful development Anglesey
10 Aug 2026 Decided 25 Aug SCR/2026/32

Hen Gwt Bad Achub, Moelfre / Old Lifeboat Station, Moelfre

Barn sgrinio ar gyfer newid defnydd yr cyn orsaf bad achub i uned llety gwyliau ynghyd a gwaith cysylltiedig / Screening opinion for the conversion of...

Screening Opinion Anglesey
6 Aug 2026 Withdrawn 29 Sep FPL/2026/158

Lastra Farm, Amlwch

Cais llawn ar gyfer newid defnydd y tir i ffurfio man caled ar gyfer ei ddefnyddio fel storfa pob tywydd i storio silwair a pheiriannau amaethyddol, y...

Full Planning Permission Anglesey
3 Aug 2026 Refused 21 Sep FPL/2026/99

Tai'n y Coed, Pentraeth

Cais llawn ar gyfer lleoli Siale Menter Wledig i'w ddefnyddio mewn cysylltiad â Menter Wledig Bresennol (Contractwr Amaethyddol) ynghyd a gosod System...

Full Planning Permission Anglesey
3 Aug 2026 Approved 25 Sep FPL/2026/119

Clyddyn, Pentraeth.

Cais llawn ar gyfer newid defnydd yr hen fwthyn i gyfleuster storio ac adeiladu adeilad storio (Dosbarth Defnydd B8) ynghyd â newid defnydd yr hen sta...

Full Planning Permission Anglesey
31 Jul 2026 Valid VAR/2026/29

Erw Las, Llangristiolus, Bodorgan

Cais o dan Adran 73 i ddileu Amod (01) o Ganiatâd Cynllunio 36C137J/ENF (Cais ôl-weithredol ar gyfer codi uned llety gwyliau newydd a gosod tanc septi...

Removal/variation of conditions Anglesey
30 Jul 2026 Valid CAC/2026/2

Cyn Capel Moreira a Glyn Derw, Cilbedlam, Porthaethwy / Former Moreira Chapel and Glyn Derw, Dale Street, Menai Bridge

Caniatad Ardal Cadwraeth ar gyfer dymchwel yr annedd presennol, ail-ddatblygu'r safle i greu gorsaf betrol a siop ategol yn ogystal â gwaith cysylltie...

Demolition in a conservation area Anglesey
30 Jul 2026 Valid FPL/2026/41

Plas Penlan, Bron y Felin Road, Llangefni

Cais llawn ar gyfer ailddatblygu'r safle i ddarparu 10 tŷ fforddiadwy a chyfleuster gofal yn cynnwys 4 ystafell wely a chyfleuster gofal cynorthwyol a...

Full Planning Permission Anglesey
23 Jul 2026 Valid LUE/2026/15

Clai Mawr Caravan Park, Clai Mawr, Pentraeth.

Cais am Dystysgrif Datblygiad Cyfreithlon ar gyfer lleoli 1 carafán ychwanegol ar dir yn / Application for a Lawful Development Certificate for the si...

Lawful development Anglesey
22 Jul 2026 Valid FPL/2026/82

Marina Caergybi, Caergybi / Holyhead Marina, Holyhead

Cais llawn ar gyfer newid defnydd adeilad cyfleusterau marina presennol i 3 fflatiau dau ystafell wely yn / Full application for change of use of the ...

Full Planning Permission Anglesey
21 Jul 2026 Approved 14 Sep FPL/2025/311

Tai Lewis Rogers, Ffordd Penmynydd, Penmynydd

Cais llawn ar gyfer trosi'r 5 eiddo preswyl presennol yn 3, yn ogystal ag addasu ac ehangu, creu mynedfa newydd, gosod pecyn trin carthion a phaneli s...

Full Planning Permission Anglesey
14 Jul 2026 Approved 26 Aug FPL/2026/40

Cumbria, High Street, Rhosneigr.

Cais llawn ar gyfer dymchwel yr adeilad tair llawr presennol ac adeiladu adeilad tair llawr yn ei le sy'n cynnwys chwe fflat preswyl ac uned fwyd a di...

Full Planning Permission Anglesey
13 Jul 2026 Valid LUP/2026/6

Tros Y Mynydd Isaf, Llaneilian

Cais am Dystysgrif Cyfreithlondeb defnydd arfaethedig ar gyfer gosod dwy carafan static ar gyfer defnydd preswyl yn / Application for a Certificate of...

Lawful development Anglesey
6 Jul 2026 Approved 28 Aug FPL/2026/94

Kylemore, Ffordd Porth y Felin, Caergybi / Kylemore, Porth y Felin Road, Holyhead

Cais llawn ar gyfer newid defnydd yr anecs llawr gwaelod i ardal storio manwerthu yn / Full application for the change of use of the ground floor anne...

Full Planning Permission Anglesey
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Frequently asked questions

Do you need planning permission to run an HMO?
A small HMO (3-6 unrelated tenants, Class C4) usually doesn't need planning permission unless the area has an Article 4 direction. Larger HMOs (7+ tenants, 'sui generis') almost always need a full planning application.
What is Class E in planning?
Class E is the flexible commercial use class introduced in September 2020. It covers shops, offices, cafes, restaurants, gyms, clinics, nurseries and light industry. You can change uses freely within Class E without planning permission.
Can you convert offices to flats without planning permission?
Class MA permitted development rights let you convert Class E premises (including offices) to residential (Class C3) via a prior-approval application rather than full planning permission. Limits apply: max 1,500m², not in conservation areas or AONBs without additional consent.
Can I get email alerts for new change of use applications in Anglesey?
Yes. Click "Set up alerts" on this page and you'll get a daily or weekly email listing every new change of use application published by Anglesey. You can also narrow the alert to a postcode, street, or drawn area.

We check Anglesey's planning portal daily. New change of use applications appear here within a day of being published.