Planning applications in Colwyn Bay
Last application update 12 Aug 2026
See what's happening with planning in Colwyn Bay: 452 planning applications tracked so far.
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Status breakdown
Other (269)
- Granted with conditions253
- Withdrawn16
Latest notices
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Mochdre Commerce Parc, Unit 1a Ty Gwyn Road Mochdre Colwyn Bay LL28 5HX
RefusedChange of use from B2/B8 (General Industrial / Storage and Distribution) to D2 (Assembly and Leisure) to accommodate an indoor padel tennis facility comprising…
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Rydal Penrhos Preparatory School Pwllycrochan Avenue Colwyn Bay LL29 7BP
UndecidedWorks discussed with Tree Officer - Removal of trees in G3 excepting the silver birch, and removal of G13 - 1x ash and 1x elm. To be replaced at 3:1 in…
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24 Pendorlan Road Penrhyn Bay LL30 3PS
GrantedApproval of condition no 3 (Biodiversity Enhancement Measures) of planning approval 0/52822 (Construction of rear spiral staircase and first floor balcony…
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Merton Place 8 Pwllycrochan Avenue Colwyn Bay LL29 7BU
RefusedInfill extension over an existing ground floor flat roof to create two additional bedrooms at first and second floor level
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36 Bryn Avenue Old Colwyn Colwyn Bay LL29 8AH
Granted with conditionsDemolition of existing garage and construction of two storey side extension
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34 Brompton Avenue Rhos On Sea LL28 4TF
UndecidedSingle storey rear extension & associated landscaping
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19 Wynnstay Road Colwyn Bay LL29 8NB
Granted with conditionsNon Material Amendment to Planning Approval 0/50247 (Change of use for first and second floors from office to residential Formation of 2No self contained…
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29 The Rowans, Pen Y Bryn Road Upper Colwyn Bay Colwyn Bay LL29 6AG
UndecidedVariation of Condition no. 2 of Planning Approval 0/52378 (Construction of two dwellings on Plots 4 & 5 and extension of access road to serve Plot 5) to allow…
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184 Llanrwst Road Upper Colwyn Bay Colwyn Bay LL28 5YS
UndecidedProposed upper storey and rear extension to existing split-level bungalow, including roof dormer extensions.
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11 Brewis Road Rhos On Sea LL28 4UA
Granted with conditionsErection of a single storey structure in the rear garden of the property.
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10 Trillo Avenue Rhos On Sea Conwy LL28 4NS
Granted with conditionsAlterations and single storey extension to side of existing dwelling
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7 Mostyn Road Colwyn Bay LL29 8PB
GrantedCertificate of lawfulness for the existing use as 6 no. flats
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6 Bryn Rhyg Upper Colwyn Bay Colwyn Bay LL29 6DP
UndecidedTwo storey side and rear extension
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20 Maes Ebberston Ebberston Road West Rhos On Sea LL28 4BF
UndecidedT1: Fagus sylvatica - Diameter 30" Height - 50ft Proposed works - crown thin of any damaged limbs, deadwood, crown lift lower limb going towards house on south…
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Erskine Cottage Pwllycrochan Avenue Colwyn Bay Conwy LL29 7BW
Granted with conditionsCertificate of Lawfulness for the proposed use of a dwelling house for the care and supervision of a maximum of 4 young people with specific needs.
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Nant Y Meifod, Ty Capel Groes Road Colwyn Bay LL29 8YP
Granted with conditionsChange of Use to convert the former Chapel and knock through to existing semi-detached dwelling to create a 5 bedroom detached dwelling.
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4 Brompton Avenue Rhos on Sea Conwy LL28 4TE
Granted with conditionsCertificate of lawfulness for the existing use as a C4 - House in Multiple Occupation (HMO).
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Palo Seco 51 Pen Y Bryn Road Upper Colwyn Bay Colwyn Bay Conwy LL29 6AG
UndecidedCertificate of Lawfulness for the proposed construction of a single storey detached garden room and ancillary facilities ancillary to existing dwelling
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Bowling Club Bodelwyddan Avenue Old Colwyn Colwyn Bay LL29 9NP
Granted with conditionsTo replace current old wooden shed with a new concrete shed.
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33 Princes Drive Colwyn Bay LL29 8PD
UndecidedT1: Copper Beech, proposal of reducing the crown by approximately 1.5 - 2.5 meters overall.
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18 Colwyn Avenue Rhos on Sea Conwy LL28 4RB
UndecidedAlterations and change of use of existing retail premises to a public bar.
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24-26 The Picture House Princes Drive Colwyn Bay LL29 8LA
UndecidedApproval of Condition no. 3 (Scaled drawing of access door details) of Planning Approval 0/52751 (Change of use from a Brownfield Site to create a new beer…
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12 Peulwys Lane Old Colwyn Colwyn Bay LL29 8YD
RefusedProposed loft conversion with rear flat roof dormer, front pitched roof dormers and porch extension
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Abrasive Technology Blackmarsh Road Mochdre Colwyn Bay LL28 5HA
UndecidedInstallation of an additional independent emission stack and upgrades to the existing Local Exhaust Ventilation (LEV) system within the existing manufacturing…
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66 Rhos Road Rhos on Sea Colwyn Bay Conwy LL28 4RY
UndecidedSingle storey rear extension in area of former conservatory site
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Affleck House Blackmarsh Road Mochdre Colwyn Bay LL28 5HA
GrantedNon Material Amendment to Planning Approval 0/53257 (Replacement and Installation of Security Fencing) To permit that the replacement gates can open outwards
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St Josephs R C School Brackley Avenue Colwyn Bay LL29 7UU
GrantedNon Material Amendment to Planning Approval 0/53181 (The proposal involves the installation of a canopy as a covered play area for primary school children at…
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St Andrews Church 19 Lansdown Road Colwyn Bay LL29 7YH
Granted with conditionsVariation of Conditions no. 5 and 12 of Planning Approval 0/47067 (Change of use of church building and meeting hall to 4 self contained dwellings with new…
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Horeb Methodist Church Rhiw Road Colwyn Bay LL29 7TL
Granted with conditionsProposed demolition of front boundary wall facing Rhiw Road (Conservation Area Consent)
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Horeb Methodist Church Rhiw Road Colwyn Bay LL29 7TL
Granted with conditionsProposed change of use of Church Building in to 2.no semi-detached dwellings and change of use of Chapel Building in to single detached dwelling
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How to comment on a planning application in Colwyn Bay
Anyone can have their say on a planning application in Colwyn Bay. Find the application on the Conwy planning authority's public-access portal using the reference number above, then submit a comment before the consultation deadline. Comments are usually limited to planning matters such as overlooking, loss of light, traffic, noise and the character of the area.
Conwy is the local planning authority responsible for deciding applications in Colwyn Bay. Town Crier mirrors the public record so you can keep track of what is happening near you, but the council remains the authoritative source and the place to submit formal comments.
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Planning applications in the towns nearest here, including neighbouring council areas.
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