Commencements / complete inventory / Ranked / relevance Index refreshed nightly · 26 Jun 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.

1 Projects grouped by planning ref
3 Notice identities individual source notices
1 Multi-notice projects phased or revised starts
2 Named-builder notices builder stated on the notice
138,265 In this window All history · 153,613 notices
Filters Show / hide

Showing 1,001–1,025 of 4,883 projects

New build
21 Apr 2022 · Commenced
1 notice · 1 source identity

New Detached Two Storey Dwelling House — Claremorris

Claremorris, Mayo · Mayo County Council · Planning ref P20/984

Construction of New Detached Two Storey Dwelling House
New build
31 Mar 2022 · Commenced
1 notice · 1 source identity

Demolition of an existing substandard house, construction of a

MAYO ABBEY, Mayo · Mayo County Council · Planning ref 201013

DEMOLITION OF AN EXISTING SUBSTANDARD HOUSE, CONSTRUCTION OF A SINGLE NEW REPLACEMENT DWELLING, INSTALLATION OF A NEW TERTIARY EFFLEUNT TREATMENT SYSTEM AND GRAVEL PAD INFILTRATION AREA AND ALL ANCILLARY WORKS
New build
25 Mar 2022 · Commenced
1 notice · 1 source identity

Dwelling house, on- site effluent treatment system, new site

Foxford, Mayo · Mayo County Council · Planning ref P21/671

Construction of dwelling house, on- site effluent treatment system, new site entrance together with ancillary site development works.
Multi-unit residential
21 Mar 2022 · Commenced
1 notice · 1 source identity

The development will consist of the construction of a new

Ballindine, Mayo · Mayo County Council · Planning ref P19/75

The development will consist of the construction of a new extension to the existing Marian House Respite Home, including 13 no. en-suite bedrooms, activities room and day room, extension to existing kitchen, new plant room, sanitary facilities, storage and ancillary spaces. The development will also include the realignment of the existing access driveway, extension to existing car park, new external landscaping, new boundary fencing, new signage, connection to existing services and all other associated site works.
New build
15 Mar 2022 · Commenced
1 notice · 1 source identity

Proposed Dwelling and Garage — Ballindell

Ballindell, Mayo · Mayo County Council · Planning ref P21/467

Proposed Dwelling and Garage
Extension
09 Mar 2022 · Commenced
1 notice · 1 source identity

Extension and renovation of dwelling at Lisnageeha, Castlebar

Castlebar, Mayo · Mayo County Council · Planning ref P20/497

Extension and renovation of dwelling at Lisnageeha, Castlebar, Co. Mayo
New build
01 Mar 2022 · Commenced
1 notice · 1 source identity

A new detached single- storey dwelling house — Kincon

Kincon, Mayo · Mayo County Council · Planning ref P21/24

Construction of a new detached single- storey dwelling house.
Extension
18 Feb 2022 · Commenced
1 notice · 1 source identity

To construct extensions to existing dwellinghouse, install waste

Killala, Mayo · Mayo County Council · Planning ref P16/484 + P16/4840

To construct extensions to existing dwellinghouse, install waste water treatment system and to carry out ancillary site works
New build
10 Jan 2022 · Commenced
1 notice · 1 source identity

Single storey 80sq — Ballina

Ballina, Mayo · Mayo County Council · Planning ref P21/572

Construction of single storey 80sq.m. prefab classroom and all associated site works at St. Dymphna's School, McDermott Street, Ballina, Co. Mayo.
New build
10 Jan 2022 · Commenced
1 notice · 1 source identity

New Detached Dwelling House at Ballymackeehola, Crossmolina, Co

Crossmolina, Mayo · Mayo County Council · Planning ref P21/372

Construction of New Detached Dwelling House at Ballymackeehola, Crossmolina, Co. Mayo.
Change of use
05 Jan 2022 · Commenced
1 notice · 1 source identity

Change of use from a shop to a community hub — Claremorris

Claremorris, Mayo · Mayo County Council · Planning ref 21/911

Change of use from a shop to a community hub
Extension
04 Jan 2022 · Commenced
1 notice · 1 source identity

Extension of existing building for construction of Áras Scéalta

Béal an Mhuirthead, Mayo · Mayo County Council · Planning ref 19365

Extension of existing building for construction of Áras Scéalta an Atlantaigh center and construction of commercial effluent circuit unit
New build
28 Dec 2021 · Commenced
1 notice · 1 source identity

An Outdoor Training Facility for the purposes of providing

Castlebar, Mayo · Mayo County Council · Planning ref Mayo County Council - Part VIII

The development of an Outdoor Training Facility for the purposes of providing accredited construction skills courses
Extension
21 Dec 2021 · Commenced
1 notice · 1 source identity

Extension and alterations to an existing National School

Mayo · Mayo County Council · Planning ref 20604

Extension and alterations to an existing National School including recreation hall, classroom, TOILETS, hallways and all associated services
New build
03 Dec 2021 · Commenced
1 notice · 1 source identity

A two storey detached replacement dwelling — Ballina

Ballina, Mayo · Mayo County Council · Planning ref P21/97

Construction of a two storey detached replacement dwelling.
New build
26 Nov 2021 · Commenced
1 notice · 1 source identity

Dwelling house, on- site waste water treatment system, new site

Ballina, Mayo · Mayo County Council · Planning ref P21/123

Construction of dwelling house, on- site waste water treatment system, new site entrance together with ancillary site development works.
New build
15 Nov 2021 · Commenced
1 notice · 1 source identity

To construct dwelling house, on site waste water treatment

Ballina, Mayo · Mayo County Council · Planning ref P.21/111

To construct dwelling house, on site waste water treatment system and to carry out ancillary site works
Extension
15 Nov 2021 · Commenced
1 notice · 1 source identity

127 — Westport

Westport, Mayo · Mayo County Council · Planning ref 21-253

127.3 sq.m. Extension and alterations to house and all ancillary siteworks and services at Rockfield, Sheean, Westport, Co. Mayo
Extension
05 Nov 2021 · Commenced
1 notice · 1 source identity

Erect a 2 storey rear extension and carry out all associated

Ballina, Mayo · Mayo County Council · Planning ref P20/908

Erect a 2 storey rear extension and carry out all associated site works
Extension
04 Nov 2021 · Commenced
1 notice · 1 source identity

Single storey extension to existing school building, comprising

Newport, Mayo · Mayo County Council · Planning ref P19/932

Single storey extension to existing school building, comprising of classroom and anicllary accommodation together with alterations to the existing building and site works at Glenhest Road, Newport, County Mayo for The Board of Management of Newport National School.
New build
01 Nov 2021 · Commenced
1 notice · 1 source identity

A single dwelling and associated site works — Westport

Westport, Mayo · Mayo County Council · Planning ref P21/363

Construction of a single dwelling and associated site works
Material alteration
01 Nov 2021 · Commenced
1 notice · 1 source identity

Renovation, extension and alteration of existing dwelling house

Ballina, Mayo · Mayo County Council · Planning ref P19/7

Renovation, extension and alteration of existing dwelling house.
New build
26 Oct 2021 · Commenced
1 notice · 1 source identity

Cookery school proprietary effluent treatment unit and tertiary

Deepark, Mayo · Mayo County Council · Planning ref P20/264

Construction of cookery school proprietary effluent treatment unit and tertiary filter bed including all ancillary site works and services.
ExtensionMaterial alteration
13 Oct 2021 · Commenced
1 notice · 1 source identity

Renovation and single storey extensions of the existing dwelling

Ballina, Mayo · Mayo County Council · Planning ref P20/416

Renovation and single storey extensions of the existing dwelling house.
Extension
15 Sep 2021 · Commenced
1 notice · 1 source identity

Construct Extensions and Alterations to Existing Private

Hollymount, Mayo · Mayo County Council · Planning ref P20/606

Construct Extensions and Alterations to Existing Private Dwelling House and install Properietary Effluent Treatment Unit.

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.