Planning Applications in Colwyn Bay

Planning authority: Conwy County Borough Council

Search current and historic planning applications in Colwyn Bay, Conwy, published by Conwy County Borough Council - 20 in the last 90 days. Explore them on the map, apply detailed filters, or receive free alerts for new proposals.

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Showing 20 of 20 applications
0/53600 18 Aug 2026 REGISTERED

Bryn Euryn Cottage 78 & 80 Tan Y Bryn Road Rhos On Sea LL28 4TU

Proposed conversion of 2 no dwellings into 1no dwelling

Full Conwy 18 Aug 2026
0/53593 17 Aug 2026 REGISTERED

Land Off Heol Dirion Colwyn Bay LL29 8QA

Approval of condition nos 5 (Soft Landscaping) 6 (Hard Landscaping) 8 (Materials) 9 (Locations of Tactile Crossing Points) & 12 (Street Lighting Schem...

Discharge of Conditions Conwy 17 Aug 2026
0/53577 11 Aug 2026 REGISTERED

Rydal Penrhos Preparatory School Pwllycrochan Avenue Colwyn Bay LL29 7BP

Works 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 i...

Tree in Conservation Area Conwy 11 Aug 2026
0/53567 4 Aug 2026 REGISTERED

184 Llanrwst Road Upper Colwyn Bay Colwyn Bay LL28 5YS

Proposed upper storey and rear extension to existing split-level bungalow, including roof dormer extensions.

Full Conwy 4 Aug 2026
0/53561 30 Jul 2026 REGISTERED

Brignal 7 Grosvenor Road Colwyn Bay LL29 7YF

Proposed adaptation of single storey structure to include replacement of parapet roof with pitched roof, roof windows and glazed gable, and formation ...

Full Conwy 30 Jul 2026
0/53547 17 Jul 2026 REGISTERED

18 College Avenue Rhos on Sea LL28 4NT

Approval of Condition no. 9 (Obscured glazing) of Planning Approval 0/52342 (Variation of condition no's 2 & 9 of planning approval 0/51073 (Change of...

Discharge of Conditions Conwy 17 Jul 2026
0/53546 16 Jul 2026 REGISTERED

29 The Rowans Pen Y Bryn Road Upper Colwyn Bay Colwyn Bay LL29 6AG

Variation of Condition No.1 of planning approval 0/51239 (Application for Reserved Matters seeking approval of the details of the appearance & landsca...

Full Conwy 16 Jul 2026
0/53537 14 Jul 2026 REGISTERED

20 Maes Ebberston Ebberston Road West Rhos On Sea LL28 4BF

T1: Fagus sylvatica - Diameter 30" Height - 50ft Proposed works - crown thin of any damaged limbs, deadwood, crown lift lower limb going towards house...

TPO Application Conwy 14 Jul 2026
0/53532 13 Jul 2026 REGISTERED

6 Bryn Rhyg Upper Colwyn Bay Colwyn Bay LL29 6DP

Two storey side and rear extension

Full Conwy 13 Jul 2026
0/53503 6 Jul 2026 REGISTERED

Palo Seco 51 Pen Y Bryn Road Upper Colwyn Bay Colwyn Bay Conwy LL29 6AG

Certificate of Lawfulness for the proposed construction of a single storey detached garden room and ancillary facilities ancillary to existing dwellin...

Certificate of Lawful Development (Prop) Conwy 6 Jul 2026
0/53486 30 Jun 2026 Refused

Merton Place 8 Pwllycrochan Avenue Colwyn Bay LL29 7BU

Infill extension over an existing ground floor flat roof to create two additional bedrooms at first and second floor level

Full Conwy 30 Jun 2026
0/53465 19 Jun 2026 REGISTERED

Green Bank Cottage 19 Station Road Old Colwyn Colwyn Bay Conwy LL29 9PW

Removal of 1x Bay tree

Tree in Conservation Area Conwy 19 Jun 2026
0/53456 17 Jun 2026 REGISTERED

3 Crossley Grove Rhos On Sea LL28 4HD

Monterey Cypress (identified by tree tags #1143-#1147 in VTA report) Crown clean to remove deadwood (>35mm diam.) Reduce length of branches back to su...

TPO Application Conwy 17 Jun 2026
0/53440 4 Jun 2026 REGISTERED

The Creamery Business Park, Unit 8 Station Road Mochdre Colwyn Bay LL28 5EF

Proposed conversion of retail warehouse (A1) to light industry and offices (B1) and construction of new first floor

Full Conwy 4 Jun 2026
0/53433 2 Jun 2026 Refused

Mochdre Commerce Parc, Unit 1a Ty Gwyn Road Mochdre Colwyn Bay LL28 5HX

Change of use from B2/B8 (General Industrial / Storage and Distribution) to D2 (Assembly and Leisure) to accommodate an indoor padel tennis facility c...

Full Conwy 2 Jun 2026
0/53429 29 May 2026 Approved

7 Mostyn Road Colwyn Bay LL29 8PB

Certificate of lawfulness for the existing use as 6 no. flats

Certificate of Lawful Development (Exist) Conwy 29 May 2026
0/53423 27 May 2026 Approved

Affleck House Blackmarsh Road Mochdre Colwyn Bay LL28 5HA

Non Material Amendment to Planning Approval 0/53257 (Replacement and Installation of Security Fencing) To permit that the replacement gates can open o...

Non-material Amendment Conwy 27 May 2026
0/53427 27 May 2026 Approved

10 Trillo Avenue Rhos On Sea Conwy LL28 4NS

Alterations and single storey extension to side of existing dwelling

Full Conwy 27 May 2026
0/53419 26 May 2026 Approved

St Josephs R C School Brackley Avenue Colwyn Bay LL29 7UU

Non Material Amendment to Planning Approval 0/53181 (The proposal involves the installation of a canopy as a covered play area for primary school chil...

Non-material Amendment Conwy 26 May 2026
0/53422 26 May 2026 REGISTERED

16 Penrhyn Road Colwyn Bay LL29 8PR

Change of use of ground floor A2 former Bank to part A1/C3 and change of use to first, second and third floor office space to 3 apartments

Full Conwy 26 May 2026
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Data updated daily. Source: Conwy County Borough Council planning portal.