Commencements / complete inventory / Ranked / relevance Index refreshed nightly · 30 Jul 2026

Complete commencement inventory

Every commencement project, and every notice underneath it

The full retained public-safe commencement history, grouped by planning authority and planning reference. Switch to Notices to inspect each source identity and phase separately.

138,265 Projects grouped by planning ref
153,613 Notice identities individual source notices
10,187 Multi-notice projects phased or revised starts
42,039 Named-builder notices builder stated on the notice
138,265 In this window All history · 153,613 notices
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Showing 1,426–1,450 of 4,883 projects

New build
11 Nov 2020 · Commenced
1 notice · 1 source identity

Demolition of existing bungalow and construction of a new two

Castlebar, Mayo · Mayo County Council · Planning ref P19/487

Demolition of existing bungalow and construction of a new two storey dwelling house, effluent treatment unit and percolation/polishing bed and associated site works. 'Work Shed' on the ground floor is for domestic use.
Extension
24 Mar 2020 · Commenced
1 notice · 1 source identity

Erect a classroom extension including ancillary accommodation to

Corclogh West, Mayo · Mayo County Council · Planning ref 19/453

Erect a classroom extension including ancillary accommodation to existing school
New build
16 Dec 2019 · Commenced
1 notice · 1 source identity

A medical centre, retail space and office space (776 — Ballina

Ballina, Mayo · Mayo County Council · Planning ref P18/577

Construction of a medical centre, retail space and office space (776.5 sq.m.), site development works including 42 no. parking spaces and connection to public utilities.
New build
08 Apr 2019 · Commenced
1 notice · 1 source identity

Unmanned single storey modular fibre optic cable landings

Louisburgh, Mayo · Mayo County Council · Planning ref 18833

Unmanned single storey modular fibre optic cable landings station
Material alterationChange of use
05 Feb 2019 · Commenced
1 notice · 1 source identity

The Change of Use of two apartments, on on the first floor and

Swinford, Mayo · Mayo County Council · Planning ref P18/323

The Change of Use of two apartments, on on the first floor and the other on the second of a three storey terraced building on Main Street Swinford. The apartments will be be changed into offices
New build
26 Jul 2018 · Commenced
1 notice · 1 source identity

Storage Facility Structure at Mulranny Industrial Park

Mulranny, Mayo · Mayo County Council · Planning ref 17434

Construction of Storage Facility Structure at Mulranny Industrial Park, Cushlecka, Mulranny, Westport Co Mayo
Change of use
16 Oct 2017 · Commenced
1 notice · 1 source identity

Internal alteration to convert existing bar store to lounge

Mullranney, Mayo · Mayo County Council · Planning ref P17/178

Internal alteration to convert existing bar store to lounge space with minor external alterations and construction of single storey bar store at Newfield, Mulranney, Co. Mayo
New build
20 Oct 2016 · Commenced
1 notice · 1 source identity

An asphalt mixing plant, associated aggregate loading bins and

Cong, Mayo · Mayo County Council · Planning ref 16200

Erection of an asphalt mixing plant, associated aggregate loading bins and all associated ancillary works
New build
26 Aug 2016 · Commenced
1 notice · 1 source identity

Provision of 2 new prefabricated temporary accommodation units

Crossmolina, Mayo · Mayo County Council

Provision of 2 new prefabricated temporary accommodation units and associated site works at St. Tiernan’s College, Mullenmore St. Knockalegan, Crossmolina, Co. Mayo for the Board of Management.
New build
22 Aug 2016 · Commenced
1 notice · 1 source identity

Provision of 3 no — Castlebar

Castlebar, Mayo · Mayo County Council

Provision of 3 no. temporary classrooms accommodation and associated site works at St Joseph's Secondary School, Castlebar, Co. Mayo
Extension
08 Jul 2015 · Commenced
1 notice · 1 source identity

15-161 12-353 construction of new roof over existing building

Ballyhaunis, Mayo · Mayo County Council · Planning ref 15161

15-161 12-353 construction of new roof over existing building
Extension
22 Jun 2026 · Latest notice

To renovate and extend existing dwelling house, widen existing

Ballina, Mayo · Mayo County Council · Planning ref 2660151

To renovate and extend existing dwelling house, widen existing domestic site entrance and to carry out all ancillary site works.
New build
19 Jun 2026 · Latest notice

Single Storey Domestic Garage — Claremorris

Claremorris, Mayo · Mayo County Council · Planning ref P25/481

Single Storey Domestic Garage
New build
12 Jun 2026 · Latest notice

Single Story domestic garage at Lehinch Demesne Hollymount

Hollymount, Mayo · Mayo County Council · Planning ref P25/502

Construction of single Story domestic garage at Lehinch Demesne Hollymount Claremorris Co Mayo
Material alteration
08 Jun 2026 · Commenced
1 notice · 1 source identity

The proposed work involves the refurbishment of the existing out

Ballina, Mayo · Mayo County Council

The proposed work involves the refurbishment of the existing out-patients clinic to provide a modern Minor Injury Unit, including the refurbishment of existing clinical rooms, clinical support rooms, WCs, admin rooms, reception, and staff facilities over an area of 554 m2 At rooftop level, work will be carried out to install plant associated with the installation of a new ventilation system.
New build
27 May 2026 · Latest notice

A dwelling house, on site wastewater treatment system and all

Shrule, Mayo · Mayo County Council · Planning ref P25/342

Construction of a dwelling house, on site wastewater treatment system and all ancillary site works
New build
13 May 2026 · Latest notice

New domestic garage at Knocknamoghalaun, Balla, Co

Balla, Mayo · Mayo County Council · Planning ref 25313

Construction of new domestic garage at Knocknamoghalaun, Balla, Co. Mayo.
New build
01 May 2026 · Latest notice

Single story Domestic garage — Tooreen Ballyhaunis

Tooreen Ballyhaunis, Mayo · Mayo County Council · Planning ref P25/496

Construction of single story Domestic garage
New build
30 Apr 2026 · Latest notice

New domestic garage at Lisdurraun, Swinford, Co

Swinford, Mayo · Mayo County Council · Planning ref 25244

Construction of new domestic garage at Lisdurraun, Swinford, Co. Mayo.
New build
30 Apr 2026 · Latest notice

Construct new dwelling house, Construct new wastewater treatment

Barnatra, Ballina, Mayo · Mayo County Council · Planning ref 2560555

Construct new dwelling house, Construct new wastewater treatment system, Construct new domestic entrance and Carry out all ancillary work on site
New build
03 Apr 2026 · Latest notice

IPP substation building comprising a single-storey building and

Bellacorrick, Mayo · Mayo County Council · Planning ref ABP-316178-23

IPP substation building comprising a single-storey building and external plinths
New build
31 Mar 2026 · Latest notice

A dwelling house, onsite wastewater treatment system and all

Shrule, Mayo · Mayo County Council · Planning ref 25/389

Construction of a dwelling house, onsite wastewater treatment system and all ancillary site works
New build
30 Mar 2026 · Latest notice

A domestic garage — Dooncastle

Dooncastle, Sheeane, Mayo · Mayo County Council · Planning ref 25/60402

Construction of a domestic garage
Material alteration
30 Mar 2026 · Commenced
1 notice · 1 source identity

Demolition to top of foundations and reconstruction of two

Ballina, Mayo · Mayo County Council

Demolition to top of foundations and reconstruction of two storey semi detached dwelling house.
New build
05 Mar 2026 · Latest notice

Domestic Garage — Claremorris

Claremorris, Mayo · Mayo County Council · Planning ref P25/60181

Domestic Garage

Counting and privacy. A notice identity is one public source-family/reference pair. Projects group only where canonical planning authority and planning reference match. Highest notice-stated units and floor area are shown; phases are never summed. Personal names, contact details, Eircodes and raw private addresses remain outside this public projection.