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 1,051–1,075 of 4,883 projects

New build
24 May 2021 · Commenced
1 notice · 1 source identity

181 sq — Bekan

Bekan, Claremorris, Mayo · Mayo County Council · Planning ref 19856

181 sq. m. Extension and alterations to existing house and construction of 88.5 sq. m. Outbuilding ancillary to the house, together with all ancillary siteworks and services at Cloonbulban, Bekan, Claremorris, Co. Mayo
New build
21 May 2021 · Commenced
1 notice · 1 source identity

Demolish existing house and construct new house at Cortoon

Killala, Mayo · Mayo County Council · Planning ref 20961

Demolish existing house and construct new house at Cortoon, Killala
New build
17 May 2021 · Commenced
1 notice · 1 source identity

A Dwelling / Art Studio / Workshop with proprietary treatment

Westport, Mayo · Mayo County Council · Planning ref P17-485

Construction of a Dwelling / Art Studio / Workshop with proprietary treatment system, percolation area and connection to services
Extension
14 May 2021 · Commenced
1 notice · 1 source identity

Demolish part of existing house, construct new extension

Ballina, Mayo · Mayo County Council · Planning ref P.20/393

Demolish part of existing house, construct new extension, refurbish existing house and carry out ancillary site works
New build
14 May 2021 · Commenced
1 notice · 1 source identity

Construct dwelling house, domestic garage and connection to

Mallaranny, Mayo · Mayo County Council · Planning ref P20/481

Construct dwelling house, domestic garage and connection to public services with all ancillary site works
New build
06 May 2021 · Commenced
1 notice · 1 source identity

Construct Single Dwelling, entrance, and associated site works

Westport, Mayo · Mayo County Council · Planning ref P18/489

Construct Single Dwelling, entrance, and associated site works
Extension
03 May 2021 · Commenced
1 notice · 1 source identity

EXTENSION TO THE SIDE (9 msq) AND REAR (47 m sq) OF EXISTING

Keel, Achill, Mayo · Mayo County Council · Planning ref 2019

EXTENSION TO THE SIDE (9 msq) AND REAR (47 m sq) OF EXISTING DWELLING HOUSE WITH MODIFICATIONS AND ALTERATIONS
Extension
30 Apr 2021 · Commenced
1 notice · 1 source identity

21 m sq extension to existing dwelling House — Castlebar

Castlebar, Mayo · Mayo County Council · Planning ref 20324

Construction of 21 m sq extension to existing dwelling House
Extension
26 Apr 2021 · Commenced
1 notice · 1 source identity

Demolition of existing extension and construction of new single

Shanaghy / Ardnaree, Mayo · Mayo County Council · Planning ref P20/257

Demolition of existing extension and construction of new single storey extension and refurbishment to existing dwelling.
New build
19 Apr 2021 · Commenced
1 notice · 1 source identity

Dwelling house at Lakelands Upper, Manulla, Castlebar

Manulla, Mayo · Mayo County Council · Planning ref 19218

Dwelling house at Lakelands Upper, Manulla, Castlebar
New build
19 Apr 2021 · Commenced
1 notice · 1 source identity

New house and sewage treatment system — Castlebar

Castlebar, Mayo · Mayo County Council · Planning ref P19/310

New house and sewage treatment system
New build
15 Apr 2021 · Commenced
1 notice · 1 source identity

A single storey dwelling house at Ballinlena Td — Ballina

Ballina, Mayo · Mayo County Council · Planning ref P17/1008

Construction of a single storey dwelling house at Ballinlena Td., Lacken, Co. Mayo.
New build
15 Apr 2021 · Commenced
1 notice · 1 source identity

Construct a 5 bay enclosed slatted shed and underground slurry

claremorris, Mayo · Mayo County Council · Planning ref 20818

CONSTRUCT A 5 BAY ENCLOSED SLATTED SHED AND UNDERGROUND SLURRY STORAGE TANK ALONG WITH ALL ASSOCIATED SITE WORKS.
New build
14 Apr 2021 · Commenced
1 notice · 1 source identity

Dwelling — Knock

Knock, Mayo · Mayo County Council · Planning ref P18/942

Construction of Dwelling
New build
06 Apr 2021 · Commenced
1 notice · 1 source identity

1no — Castlebar

Castlebar, Mayo · Mayo County Council · Planning ref 18/756

Construction of 1no. detached House, called Pine Lodge and all ancillary siteworks and services at Knockaphunta, Westport Road, Castlebar, Co. Mayo
Extension
26 Mar 2021 · Commenced
1 notice · 1 source identity

To construct an extension and alterations to the existing school

The Neale, Mayo · Mayo County Council · Planning ref P20/478

To construct an extension and alterations to the existing school comprising of one number mainstream class room and additional facilities together with all required site works to connect to the existing school and all associated services Saint John the Baptist National School, Ballyshingadaun, The Neale, Co. Mayo
Material alteration
22 Feb 2021 · Commenced
1 notice · 1 source identity

Alterations to and overall increase in height of the existing

Claremorris, Mayo · Mayo County Council · Planning ref 20561

Alterations to and overall increase in height of the existing lorry canopy to accommodate larger size An Post delivery vehicles
Extension
11 Jan 2021 · Commenced
1 notice · 1 source identity

Construct a single storey extension and all associated site

Mayo · Mayo County Council · Planning ref 18/454

Construct a single storey extension and all associated site works
New build
04 Jan 2021 · Commenced
1 notice · 1 source identity

Dwellinghouse at Site No — Cong

Cong, Mayo · Mayo County Council · Planning ref P10/546 & P10/5460 & PL16.237926

Construction of dwellinghouse at Site No. 6 Ashford Pines, Nymphsfield, Cong
Extension
30 Dec 2020 · Commenced
1 notice · 1 source identity

Extensions and alterations to existing house with site works at

Mayo · Mayo County Council · Planning ref P18/158

Extensions and alterations to existing house with site works at killaghoor/Sandyhill, Westport, County Mayo
Extension
18 Dec 2020 · Commenced
1 notice · 1 source identity

Extension & Redevelopment of existing dwellinghouse at Facefield

Claremorris, Mayo · Mayo County Council · Planning ref 20100

Extension & Redevelopment of existing dwellinghouse at Facefield Claremorris
Extension
18 Dec 2020 · Commenced
1 notice · 1 source identity

Extension & Redevelopment of house at Carrowjames, Belcarra

Castlebar, Mayo · Mayo County Council · Planning ref 18429

Extension & Redevelopment of house at Carrowjames, Belcarra
Extension
07 Dec 2020 · Commenced
1 notice · 1 source identity

Extension and alterations to Gortskehy National School and

Hollymount, Mayo · Mayo County Council · Planning ref 20225

Extension and alterations to Gortskehy National School and associated services
Extension
04 Dec 2020 · Commenced
1 notice · 1 source identity

Extension and alterations to existing house comprising 21

Westport, Mayo · Mayo County Council · Planning ref P20/551

Extension and alterations to existing house comprising 21.7 sq.m. single storey extension to one side of the existing dwelling house and all ancillary siteworks and services at Carrowcally, Carrowholly, Westport, Co. Mayo
New build
27 Nov 2020 · Commenced
1 notice · 1 source identity

SG1931 House at Whitestream, Bonniconlon

Bonniconlon, Ballina, Mayo · Mayo County Council · Planning ref 2063

SG1931 House at Whitestream, Bonniconlon

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.