Planning Applications in Mostyn

Planning authority: Flintshire County Council

Search current and historic planning applications in Mostyn, Flintshire, published by Flintshire County Council - 8 applications in the last 90 days and 32 in the last 12 months. Explore them on the map, apply detailed filters, or receive free alerts for new proposals.

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Showing the most recent 30 of 32 applications - narrow your search with filters to see more
4 Sept 2026 Publication period closed FUL/000545/26

Old Tavern , Mostyn, Holywell, CH8 9DX

Continued occupation of previously approved holiday caravans for residential

Full - Building Works Flintshire
24 Aug 2026 Consultation period opened FUL/000700/26

PLASTIRION FARM, Downing Road, Maes Pennant, Holywell, CH8 9EG

Proposed conversion of existing rural building to holiday accommodation and proposal for change of use in land to form small (single unit) glamping si...

Full - Building Works Flintshire
21 Aug 2026 Approved 17 Sep AGN/000684/26

Land off Ffordd Pennant, Maes Pennant, Holywell, CH8 9PJ

Steel frame and clad storage shed

Prior Approval Agriculture Flintshire
21 Aug 2026 Recommendation made DET/000689/26

Land adjacent to HALENDY GARAGE, Holywell, CH8 9HW

Application for Approval of Details Reserved by Condition 3, Planning Permission FUL/000247/26

Approval of details Flintshire
20 Aug 2026 Publication period closed FUL/000675/26

PENNANT PARK GOLF CLUB, Mertyn Downing Lane, Maes Pennant, Holywell, CH8 9EP

Proposed siting of 3 static holiday caravans in lieu of 6 shepherds huts on area granted consent under FUL/000331/25 dated 21.10.2025

Full - Building Works Flintshire
18 Aug 2026 Consultation period opened FUL/000646/26

Land at Limebank Cottages, Holywell, CH8 9QB

Retrospective change of use of land to a traveller site including the siting of static caravans, associated hardstanding, access arrangements and anci...

Full - Building Works Flintshire
6 Aug 2026 Under Consideration FUL/000669/26

DOWNING COTTAGE, Whitford, Holywell, CH8 9EQ

Temporary siting of a static caravan

Full - Building Works Flintshire
30 Jul 2026 Republication period opened FUL/000655/26

Downing Cottage, Whitford, Holywell, CH8 9EQ

Erection of a replacement dwelling and detached garage, alterations to existing vehicular access and installation of solar panels and air source heat ...

Full - Building Works Flintshire
6 Jul 2026 Approved 31 Jul AGN/000571/26

Land adj. Ffordd Pennant, Maes Pennant, Holywell, Flintshire, CH8 9NX

Road widened to form hardstanding

Prior Approval Agriculture Flintshire
6 Jul 2026 Publication period closed FUL/000580/26

Plastirion Farm, Downing Road, Maes Pennant, Holywell, CH8 9EG

Erection of an agricultural building, extension to an existing agricultural building for use as stables, relocation of an existing stable block and as...

Full - Building Works Flintshire
4 Jun 2026 Approved 2 Jul NMA/000490/26

GLENHURST, Mostyn, Holywell, CH8 9DX

Application for non-material amendment following a grant of planning permission FUL/000307/26

Non-Material Amendment Flintshire
22 May 2026 Approved 18 Jun AGN/000453/26

Land adj. Ffordd Pennant, Maes Pennant, Holywell, Flintshire, CH8 9NX

Private track for the management of the woodland and agricultural area

Prior Approval Agriculture Flintshire
19 May 2026 Recommendation made FUL/000301/26

Mostyn Lodge Hotel, Mostyn, Holywell, CH8 9HF

Extend the use of the sleeper units for a further 12 months.

Full - Building Works Flintshire
22 Apr 2026 Withdrawn 17 Jun FUL/000348/26

DOWNING COTTAGE, Whitford, Holywell, CH8 9EQ

Temporary siting of static caravan

Full - Building Works Flintshire
13 Apr 2026 Refused 8 May AGN/000315/26

Land off Ffordd Pennant, Maes Pennant, Holywell, Flintshire, CH8 9NX

Private track for the management of the woodland and agricultural area

Prior Approval Agriculture Flintshire
13 Apr 2026 Withdrawn 16 Jun FUL/000197/26

Land adj. to Limebank Cottages, Mostyn, Holywell, CH8 9QB

Retrospective change of use of land to a traveller site including the siting of static caravans, associated hardstanding, access arrangements and anci...

Full - Building Works Flintshire
8 Apr 2026 Approved 2 Jun FUL/000307/26

GLENHURST, Mostyn, Holywell, CH8 9DX

Single storey rear extension including partial demolition of existing extension. New first floor extension over existing utility room.

Full - Building Works Flintshire
27 Mar 2026 Approved 23 Jun FUL/000247/26

Land adjacent to HALENDY GARAGE, Holywell, CH8 9HW

Construction of storage unit

Full - Building Works Flintshire
24 Mar 2026 Republication period opened FUL/000090/26

Land Adj. Llwyn Ifor Bach, Llwyn-Ifor Lane, Whitford, Holywell, CH8 9ES

Erection of four lodges on land off Llwyn-Ifor Lane, together with access via the existing field access, internal access road, parking, refuse storage...

Full - Building Works Flintshire
16 Mar 2026 Republication period opened FUL/000230/26

Land Adj. to Gillchris, Coast Road, Mostyn, Holywell, Flintshire, CH8 9HF

Additional gypsy pitch comprising of one static caravan, one touring caravan and enlargement of existing approved utility building.

Full - Building Works Flintshire
27 Feb 2026 Approved 9 Apr FUL/000181/26

34, Ffordd Pandarus, Maes Pennant, Holywell, CH8 9PJ

Installation of an Air Source Heat Pump (ASHP) Aira 6kW outdoor unit

Full - Building Works Flintshire
17 Feb 2026 Withdrawn 3 Jul OUT/000161/26

Former Hebron Church, Ffordd Pennant, Mostyn, Flintshire, CH8 9NX

Redevelopment of site to provide affordable housing comprising of 4 no. 4P2B two storey dwellings; complete with driveway, access road, gardens and la...

Outline Flintshire
16 Feb 2026 Publication period closed FUL/000144/26

Land at Coast Road, Mostyn, Holywell, CH8 9DZ

Change of use to single gypsy pitch with static caravan, touring caravan, utility block, 3 timber stables, a tack room and a sand paddock with associa...

Full - Building Works Flintshire
6 Feb 2026 Withdrawn 10 Apr FUL/000093/26

Old Tavern, Mostyn, Holywell, CH8 9DX

Resubmission of previous refusal of FUL/000157/25 (Refused 10/12/2025) for additional use as an emergency accommodation/housing. For full residential ...

Full - Building Works Flintshire
29 Jan 2026 Approved 25 Mar DET/000069/26

Land off Ffordd Pennant, Maes Pennant, Holywell, CH8 9PJ

Application for Approval of Details Reserved by Conditions 3 & 5, Planning Permission FUL/000570/24

Approval of details Flintshire
27 Jan 2026 Approved 24 Mar DET/000070/26

MERTYN DOWNING, Mertyn Downing Lane, Maes Pennant, Holywell, CH8 9EP

Application for Approval of Details Reserved by Condition 5, Planning Permission FUL/000150/24 & LBC/000151/24

Approval of details Flintshire
17 Dec 2025 Withdrawn Archive FUL/001082/25

DOWNING COTTAGE, Whitford, Holywell, CH8 9EQ

Proposed re-ordering to Downing Cottage to include re-roofing, extension work and the erection of a new garage.

Flintshire
27 Nov 2025 Withdrawn Archive FUL/001019/25

PENGWIBNANT, Mertyn Downing Lane, Maes Pennant, Holywell, CH8 9EP

Change of use of part of barn to provide annex accommodation to main residence.

Flintshire
4 Nov 2025 Withdrawn 19 Jan FUL/000865/25

Land adj to Halendy Garage, Mostyn, Holywell, CH8 9HW

Construction of storage unit

Full - Building Works Flintshire
30 Oct 2025 Approved Archive DET/000929/25

MERTYN DOWNING, Mertyn Downing Lane, Maes Pennant, Holywell, CH8 9EP

Application for Approval of Details Reserved by Condition 3, Planning Permission FUL/000150/24

Flintshire
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Data updated daily. Source: Flintshire County Council planning portal.