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 1,101–1,125 of 4,883 projects

New build
08 Jun 2020 · Commenced
1 notice · 1 source identity

A dwelling house, connection to public services and all

Westport, Mayo · Mayo County Council · Planning ref 19267

Construction of a dwelling house, connection to public services and all associated site works
Extension
17 Apr 2020 · Commenced
1 notice · 1 source identity

Alterations to an existing dwelling of 1990's construction to

Westport, Mayo · Mayo County Council · Planning ref P19/120

Alterations to an existing dwelling of 1990's construction to include small extension and overall refurbishment of exiting house.
Extension
10 Apr 2020 · Commenced
1 notice · 1 source identity

Construct Extension to Private Dwelling House and install

Ballintubber, Mayo · Mayo County Council · Planning ref P17/515

Construct Extension to Private Dwelling House and install Properietary Effluent Treatment Unit.
New build
23 Mar 2020 · Commenced
1 notice · 1 source identity

Construction two temporary SEN classrooms, and ancillary

Knock, Mayo · Mayo County Council · Planning ref 19299

Construction two temporary SEN classrooms, and ancillary accomodation
Extension
04 Mar 2020 · Commenced
1 notice · 1 source identity

Extension and renovation of existing dwellinghouse at

Mayo · Mayo County Council · Planning ref P19/19

Extension and renovation of existing dwellinghouse at Carrickhill, Breaffy, Castlebar, Co. Mayo - Colm & Miriam Flynn
Extension
24 Feb 2020 · Commenced
1 notice · 1 source identity

Demolish existing rear extension to dwelling house, and to

Claremorris, Mayo · Mayo County Council · Planning ref P19/835

Demolish existing rear extension to dwelling house, and to replace with new extension and alterations to existing dwelling house at Carrowbeg East Claremorris Co Mayo
Extension
30 Jan 2020 · Commenced
1 notice · 1 source identity

Proposed conversion of and extension to existing workshop at

Castlebar, Mayo · Mayo County Council · Planning ref P19/158

Proposed conversion of and extension to existing workshop at Turlough Road, Castlebar, County Mayo.
New build
24 Jan 2020 · Commenced
1 notice · 1 source identity

Construct a single storey dwelling and associated site works

Ballinrobe, Mayo · Mayo County Council · Planning ref 17/1047

Construct a single storey dwelling and associated site works
New build
20 Dec 2019 · Commenced
1 notice · 1 source identity

Detached garage at Killadoon, Louisburgh, County Mayo

Louisburgh, Mayo · Mayo County Council · Planning ref P17/588

Construction of detached garage at Killadoon, Louisburgh, County Mayo
New buildExtensionMaterial alterationChange of use
05 Dec 2019 · Commenced
1 notice · 1 source identity

The mary robinson center - proposed refurbishment and

Ballina, Mayo · Mayo County Council · Planning ref P8(15) 007

THE MARY ROBINSON CENTER - PROPOSED REFURBISHMENT AND CONSERVATION OF VICTORIA HOUSEAND THE CONSTRUCTION OF A THREE STOREY ANNEX AT EMMET STREET, BALLINA COUNTY MAYO
New build
13 Nov 2019 · Commenced
1 notice · 1 source identity

Proposed demolition of existing habitable dwelling including

Belmullet, Mayo · Mayo County Council · Planning ref P18/988

Proposed demolition of existing habitable dwelling including Ancillary Out- buildings & the construction of a new replacement dwelling house together with a new package Wastewater Treatment Plant/Polishing Filter and other associated site works.
New build
01 Nov 2019 · Commenced
1 notice · 1 source identity

Single storey leisure facility, 871 sqm comprising of swimming

Cong, Mayo · Mayo County Council · Planning ref P17/724

Construction of single storey leisure facility, 871 sqm comprising of swimming pool fitness suite, changing facilities, outdoor terrace and related ancillary areas.
Extension
30 Oct 2019 · Commenced
1 notice · 1 source identity

Demolish existing single storey side extension and front porch

Castlebar, Mayo · Mayo County Council · Planning ref P18/987

Demolish existing single storey side extension and front porch to dwelling house and construct a new single storey side extension and front porch together with all associates site works and connection into existing services
Extension
22 Oct 2019 · Commenced
1 notice · 1 source identity

An extension and alterations to existing house and associated

Castlebar, Mayo · Mayo County Council · Planning ref 13139770

CONSTRUCTION OF AN EXTENSION AND ALTERATIONS TO EXISTING HOUSE AND ASSOCIATED SITE WORKS
New build
27 Sep 2019 · Commenced
1 notice · 1 source identity

A two storey Dwelling House, together with all associated site

Ballina, Mayo · Mayo County Council · Planning ref P19/131

Construction of a two storey Dwelling House, together with all associated site works at Bohernasup, Ballina, Co. Mayo.
New build
30 Aug 2019 · Commenced
1 notice · 1 source identity

A new private dwelling house ate Mallaranny, Co Mayo — Westport

Westport, Mayo · Mayo County Council · Planning ref 112870

Construction of a new private dwelling house ate Mallaranny, Co Mayo
New build
30 Aug 2019 · Commenced
1 notice · 1 source identity

Dwelling house at Derrynacanna, Ballintubber

Ballintubber, Mayo · Mayo County Council · Planning ref 18737

Dwelling house at Derrynacanna, Ballintubber
New build
28 Aug 2019 · Commenced
1 notice · 1 source identity

Dwelling house with connection to public services and associated

Castlebar, Mayo · Mayo County Council · Planning ref 1938

Construction of dwelling house with connection to public services and associated site works
New build
15 Aug 2019 · Commenced
1 notice · 1 source identity

A single storey dwelling house & all associated site development

Ballina, Mayo · Mayo County Council · Planning ref P17/819

Construction of a single storey dwelling house & all associated site development works
Extension
13 Aug 2019 · Commenced
1 notice · 1 source identity

Alterations to previously granted P16/442, proposed alterations

Castlebar, Mayo · Mayo County Council · Planning ref 18/1022

Alterations to previously granted P16/442, proposed alterations consist of revised location of previously proposed retail area/shop, changes to layout of previously proposed retail area/shop to include all associated floor plan and elevational changes, proposed extensions to retail area/shop consisting of ancillary storage areas and staff facilities, construction of garden display structure adjoining retail area/shop and carrying out ancillary site works.
New build
12 Aug 2019 · Commenced
1 notice · 1 source identity

Dwellinghouse with waste water treatment system and garage

Balla, Mayo · Mayo County Council · Planning ref P18/843

Dwellinghouse with waste water treatment system and garage
New build
12 Aug 2019 · Commenced
1 notice · 1 source identity

Domestic Dwelling House — Newport

Newport, Mayo · Mayo County Council · Planning ref P16/547

Domestic Dwelling House
Extension
05 Aug 2019 · Commenced
1 notice · 1 source identity

A 28m2 extension to rear of existing dwelling house — Westport

Westport, Mayo · Mayo County Council · Planning ref 19-208

construction of a 28m2 extension to rear of existing dwelling house
New build
02 Aug 2019 · Commenced
1 notice · 1 source identity

Dwelling house and septic tank and percolation area — Ballina

Ballina, Mayo · Mayo County Council · Planning ref 18422

Dwelling house and septic tank and percolation area.
New build
31 Jul 2019 · Commenced
1 notice · 1 source identity

Demolish existing dwelling house and construct a dwelling house

Claremorris, Mayo · Mayo County Council · Planning ref P18/1047

Demolish existing dwelling house and construct a dwelling house and garage , all as per drawing documentation submitted together with all ancillary site works and services

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.