Planning in Ireland

Mayo planning applications

Search the latest year of Mayo County Council planning applications by location, reference, development, applicant or status.

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30 planning applications match the selected filters.

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2660581

20 Jul 2026

Status: NEW APPLICATION

The development will consist of 1) The retention of a domestic garage and 2) permission to construct a dog pen together with all ancillary site works.

Mayo County Council

Drummin East , Westport , Co. Mayo

Application type: RETENTIONDecision: N/A

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2660526

3 Jul 2026

Status: NEW APPLICATION

Retain existing detached storage building for personal use ancillary to the existing dwelling.

Mayo County Council

Knappagh More , Westport , Co. Mayo

Application type: RETENTIONDecision: N/A

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2660478

18 Jun 2026

Status: NEW APPLICATION

PLANNING NOTICE MAYO COUNTY COUNCIL Rosturk, Mulranny, Westport, Co. Mayo F28RD90 An application is being made to Mayo County Council on behalf of Niamh McKeown for Retention Permission for the development at the above address. The development consists of the retention of the extensions to the dwelling and all associated site works within the area.

Mayo County Council

Rosturk , Mulranny , Westport Co. Mayo.

Application type: RETENTIONDecision: N/A

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2660415

27 May 2026

Status: DECISION MADE

The development consists of 1.) the retention of minor site maintenance works including removal of collapsed shed, 2.) permission to renovate & extend existing cottage and 3.) to install an effluent treatment system including all ancillary site works.

Mayo County Council

Derrygorman , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2660365

11 May 2026

Status: DECISION MADE

(1) THE RETENTION OF NEW DINING ROOM WINDOW FENESTRATION TO FRONT ELEVATION OF EXISTING DWELLING HOUSE AND (2) THE RETENTION OF AS-BUILT HOME OFFICE/GYM TO REAR OF DELLING HOUSE, TOGETHER WITH ANCILLARY SITE SERVICES AT CARROWKEEL, MURRISK, WESTPORT, CO. MAYO.PREVIOUS REF: P20/942.

Mayo County Council

Carrowkeel , Murrisk , Westport Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2660364

11 May 2026

Status: DECISION MADE

Planning permission to retain existing Domestic Shed and ancillary siteworks at Thornhill, Lecanvey, Westport, Co. Mayo Height of Domestic Shed: 4.81

Mayo County Council

Thornhill , Lecanvey , Westport

Application type: RETENTIONDecision: CONDITIONAL

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2660245

31 Mar 2026

Status: DECISION MADE

Planning Permission to retain existing sunroom to side of existing detached dwelling house, replace existing septic tank with a packaged tertiary treatment system and percolation area, retain revised site entrances on revised site boundaries from those permitted under P73/706.

Mayo County Council

Lankill , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2660244

31 Mar 2026

Status: DECISION MADE

A proposed retention for storage shed and all associated site works with the area.

Mayo County Council

Deerpark , Aghagower , Westport Co. Mayo.

Application type: RETENTIONDecision: CONDITIONAL

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2660243

31 Mar 2026

Status: APPLICATION FINALISED

PLANNING PERMISSION FOR THE RETENTION OF A DOMESTIC SHED TO THE REAR OF DELLING HOUSE, TOGETHER WITH ALL SITE SERVICES

Mayo County Council

Owenwee , Westport , County Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2660214

19 Mar 2026

Status: DECISION MADE

Retention permission for development at Knappagh More, Westport, Co. Mayo. The proposed development will consist of the retention of a partially built structure granted under permission Ref: P04/1279 and subsequent permission Ref: P09/944 and further amendments to same. Amendments include, change of applicant, change of red line boundary, change of site access approach, minor dwelling fenestration changes, change of ancillary shed location, change of waste water treatment plant and percolation area and associated site works.

Mayo County Council

Knappagh More , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2660196

12 Mar 2026

Status: INCOMPLETED APPLICATION

Retention permission for development at Knappagh More, Westport, Co. Mayo. The proposed development will consist of the retention of a partially built structure granted under permission Ref: P041279 and subsequent permission Ref: 09944 and further amendments to same. Amendments include, change of applicant, change of red line boundary, change of site access approach, minor dwelling fenestration changes, change of ancillary shed location, change of waste water treatment plant and percolation area and associated site works.

Mayo County Council

Knappagh More , Westport , Co. Mayo

Application type: RETENTIONDecision: N/A

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2660169

3 Mar 2026

Status: APPLICATION FINALISED

Retention permission application to Mayo County Council for the following: First Floor of existing dwelling, along with all associated site works at No. 14 Pairc na Coille, Westport, Co. Mayo F28 Y793.

Mayo County Council

No. 14 Pairc na Coille , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560933

15 Dec 2025

Status: APPLICATION FINALISED

The development consists of retain and complete 3no dwelling houses P15/152 refers, on revised site boundaries together with all ancillary site works

Mayo County Council

John's Row , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560932

15 Dec 2025

Status: APPLICATION FINALISED

Planning Permission for the retention of an extension with modifications to the existing dwelling, along with all associated ancillary site development works.

Mayo County Council

Aillemore , Killadoon , Westport Co. Mayo.

Application type: RETENTIONDecision: CONDITIONAL

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25499

11 Dec 2025

Status: APPLICATION FINALISED

retain existing dwelling house and garage along with all necessary site works and ancillaries

Mayo County Council

Slaugar , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560908

10 Dec 2025

Status: INCOMPLETED APPLICATION

Planning Permission for the retention of an extension with modifications to the existing dwelling, along with all associated ancillary site development works.

Mayo County Council

Aillemore , Killadoon , Westport Co. Mayo.

Application type: RETENTIONDecision: N/A

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2560873

1 Dec 2025

Status: APPLICATION FINALISED

Retention of conversion of the garage into a habitable room, minor alterations to existing house, the realignment of the front boundary wall to include the closing the Westport side access, upgrade the septic tank and percolation area with all ancillary site works.

Mayo County Council

Moate , Killavally , Westport Co. Mayo.

Application type: RETENTIONDecision: CONDITIONAL

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2560863

25 Nov 2025

Status: APPLICATION FINALISED

Permission for retention of development adjacent to The Farmyard (a Protected Structure) and Camping and Caravan area at Westport Estate, Westport, Co. Mayo, comprising the construction of an Electricity Substation (with switch room) building, primarily subterranean with a natural stone finish to visible façade, and all associated and ancillary works including access / set down area, timber fencing, landscaping and screening.

Mayo County Council

Adjacent to The Farmyard (a Protected Structure) and Camping and Caravan area at Westport Estate , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560858

25 Nov 2025

Status: DECISION MADE

Retention of vehicular access along the front boundary, together with all ancillary site services at Rosmoney, Westport, County Mayo.

Mayo County Council

Rosmoney , Westport , County Mayo

Application type: RETENTIONDecision: CONDITIONAL

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25477

21 Nov 2025

Status: NEW APPLICATION

retention of industrial building used as car valeting service and to erect 2 nos. associated roadside signage together with all ancillary site services

Mayo County Council

Knappagh Stores Ltd , Knappagh , Westport

Application type: RETENTIONDecision: N/A

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2560825

18 Nov 2025

Status: APPLICATION FINALISED

Permission for retention of (a) A first-floor extension and (b) The adjustment of roof windows within habitable rooms to an existing dwelling granted under planning permission application reference no. P98/1980, P02/2479 at the Clooneen, Westport, Mayo.

Mayo County Council

Clooneen , Westport , Co Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560811

12 Nov 2025

Status: APPLICATION FINALISED

Planning permission to retain the change of use, from retail use to restaurant use, of the existing ground floor commercial unit.

Mayo County Council

Unit 8 Westpoint , Altamount Street Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560735

21 Oct 2025

Status: APPLICATION FINALISED

Retention permission application to Mayo County Council for the following: (1) 3 No. Existing Rooflights to the front of the dwelling, (2) Existing first floor and (3) Alterations to all elevations of the dwelling, along with all associated site works at No. 50 Pairc na Coille, Westport, Co. Mayo. F28 NW59.

Mayo County Council

No. 50 Pairc na Coille , Westport , Co. Mayo

Application type: RETENTIONDecision: CONDITIONAL

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2560609

5 Sept 2025

Status: APPLICATION FINALISED

Retain an existing domestic garage. Roof pitch adapted from a mono-pitch to an apex roof, maintaining original corrugated steel roof finish.

Mayo County Council

36 College view , Westport Road , Castlebar

Application type: RETENTIONDecision: CONDITIONAL

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25368

5 Sept 2025

Status: APPLICATION FINALISED

retain existing 2 nos. flats (nos. 4 & 5) and maisonettes (nos. 4A & 5A) together with all ancillary site works

Mayo County Council

Altamount Court , Altamount Street , Westport

Application type: RETENTIONDecision: CONDITIONAL

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Applications by area

Top Mayo localities in the imported the latest year.

Westport

Castlebar

Altamount Street Westport

Monthly registrations

Recent application volume by registration month.

Aug 20253

Sept 20254

Oct 20251

Nov 20255

Dec 20255

Mar 20266

May 20263

Jun 20261

Jul 20262

Areas in Jul 2026

Localities with the most applications in the latest registration month.

Westport

Status in Jul 2026

Current status mix for applications registered in the latest month.

NEW APPLICATION

Types in Jul 2026

Most common application types registered in the latest month.

RETENTION

Planning activity and trends

Based on the latest 12 months of imported planning data for this council.

Applications

Latest registered

20 Jul 2026

Most active area

Westport

Most common type

RETENTION

Latest month apps

Month change

Monthly trend

Jul 2026

Area overview

Westport accounts for 90%

Westport90%

Castlebar7%

Altamount Street Westport3%

Westport90%

Castlebar7%

Altamount Street Westport3%

Status mix

APPLICATION FINALISED accounts for 47%

APPLICATION FINALISED47%

DECISION MADE23%

INCOMPLETED APPLICATION13%

NEW APPLICATION13%

Application types

RETENTION accounts for 100%

RETENTION100%