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 901–925 of 4,883 projects

New build
03 Jul 2023 · Commenced
1 notice · 1 source identity

A new detached dwelling house and all associated site works at

Rossbeg, Mayo · Mayo County Council · Planning ref P21/537

Construction of a new detached dwelling house and all associated site works at Rossbeg, Westport, Co. Mayo.
Change of use
27 Jun 2023 · Commenced
1 notice · 1 source identity

Change of use of vacant Creche facility to single storey house

Castlebar, Mayo · Mayo County Council · Planning ref 22-93

Change of use of vacant Creche facility to single storey house at No. 2 College View Park, College View, Knockaphunta, Westport Road, Castlebar, Co. Mayo
New build
19 Jun 2023 · Commenced
1 notice · 1 source identity

1 no single storey dwelling including new vehicular entrance

Mount Gordon, Mayo · Mayo County Council · Planning ref P21/1200

: Construction of 1 no single storey dwelling including new vehicular entrance with gates, car parking spaces, boundary walls/fences, 1 no. small external storage shed, bin storage area, hard & soft landscaping, formation of new connections into existing services/utilities and all associated site development works at Knockaphunta, Mount Gordon, Castlebar, Co.Mayo on behalf of the Health Service Executive.
New build
12 Jun 2023 · Commenced
1 notice · 1 source identity

A new two storey detached dwelling house — Castlelacken

Castlelacken, Mayo · Mayo County Council · Planning ref P22/564

Construction of a new two storey detached dwelling house.
Extension
12 Jun 2023 · Commenced
1 notice · 1 source identity

86 — Westport

Westport, Mayo · Mayo County Council · Planning ref 22746

86.2 sq.m. First floor Extension and alterations to existing house and all ancillary works, siteworks and services at Sheeroe, Westport, Co. Mayo
New build
06 Jun 2023 · Commenced
1 notice · 1 source identity

Demolish existing semi- detached two storey dwelling house and

Ballina, Mayo · Mayo County Council · Planning ref 211152

DEMOLISH EXISTING SEMI- DETACHED TWO STOREY DWELLING HOUSE AND CONSTRUCT REPLACEMENT SEMI-DETACHED TWO STOREY DWELLING HOUSE INCLUDING ALL OTHER ANCILLARY SITE WORKS AND SERVICES
Extension
06 Jun 2023 · Commenced
1 notice · 1 source identity

Grass playing pitch, All-Weather Synthetic Pitch, All- Weather

Westport, Mayo · Mayo County Council · Planning ref P21/1277

Grass playing pitch, All-Weather Synthetic Pitch, All- Weather smaller practice areas, together with associated fencing, lighting and site works.
New build
05 Jun 2023 · Commenced
1 notice · 1 source identity

Demolish existing semi- detached two storey dwelling house, and

Ballina, Mayo · Mayo County Council · Planning ref 22952

DEMOLISH EXISTING SEMI- DETACHED TWO STOREY DWELLING HOUSE, AND CONSTRUCT REPLACEMENT SEMI-DETACHED TWO STOREY DWELLING HOUSE INCLUDING ALL OTHER ANCILLARY SITE WORKS AND SERVICES
Extension
24 May 2023 · Commenced
1 notice · 1 source identity

43 sq — Louisburgh

Louisburgh, Mayo · Mayo County Council · Planning ref 23-259

43 sq.m. Extension and alterations to existing house, 15sq.m. Extension and alterations to existing Garage/Shed for a home office and all ancillary siteworks and services at Carrowmore, Louisburgh, Co. Mayo
Extension
23 May 2023 · Commenced
1 notice · 1 source identity

Extension to existing house, access road and effluent treatment

Westport, Mayo · Mayo County Council · Planning ref P21/1025

Extension to existing house, access road and effluent treatment unit at Knappaghmore, Westport
New build
22 May 2023 · Commenced
1 notice · 1 source identity

A new semi-detached dwelling house together with all associated

Ballina, Mayo · Mayo County Council · Planning ref P22/439

Construction of a new semi-detached dwelling house together with all associated site works.
New build
22 May 2023 · Commenced
1 notice · 1 source identity

Demolition of existing dwelling house, construction of new

Belmullet, Mayo · Mayo County Council · Planning ref 21/183

Demolition of existing dwelling house, construction of new dwelling house on existing site, all ancillary site works
New build
15 May 2023 · Commenced
1 notice · 1 source identity

A new detached two- storey dwelling house together with all

Ballina, Mayo · Mayo County Council · Planning ref P22/866

Construction of a new detached two- storey dwelling house together with all associated site works.
New build
05 May 2023 · Commenced
1 notice · 1 source identity

Demolish existing dwelling and construct new dwelling at

Knock, Mayo · Mayo County Council · Planning ref P22/723

Demolish existing dwelling and construct new dwelling at Ballyhowly, Knock, Co. Mayo.
New build
02 May 2023 · Commenced
1 notice · 1 source identity

Two- storey detached dwelling house — Bunnyconnellan

Bunnyconnellan, Mayo · Mayo County Council · Planning ref P21/1261

Construction of two- storey detached dwelling house.
New build
02 May 2023 · Commenced
1 notice · 1 source identity

Single storey semi- detached dwelling house — Ballina

Ballina, Mayo · Mayo County Council · Planning ref P21/1312

Construction of single storey semi- detached dwelling house.
New build
25 Apr 2023 · Commenced
1 notice · 1 source identity

A two storey detached dwelling house — Killala

Killala, Mayo · Mayo County Council · Planning ref P21/971

Construction of a two storey detached dwelling house.
New build
12 Apr 2023 · Commenced
1 notice · 1 source identity

A private dwelling house and domestic garage — Roonah Point

Roonah Point, Mayo · Mayo County Council · Planning ref P22/524

Construction of a private dwelling house and domestic garage
New build
10 Apr 2023 · Commenced
1 notice · 1 source identity

Dwellinghouse at Balla

Balla, Mayo · Mayo County Council · Planning ref 21340

Construction of dwellinghouse at Balla
Extension
28 Mar 2023 · Commenced
1 notice · 1 source identity

Demolish existing extension effected by defective concrete

Killala, Mayo · Mayo County Council · Planning ref 21/80

Demolish existing extension effected by defective concrete blocks. Rebuild extension.
New build
27 Mar 2023 · Commenced
1 notice · 1 source identity

A new detached dwelling house and all associated site works

Ballina, Mayo · Mayo County Council · Planning ref P22/1082

Construction of a new detached dwelling house and all associated site works.
New build
27 Mar 2023 · Commenced
1 notice · 1 source identity

A new semi-detached two storey dwelling house together with all

Ballina, Mayo · Mayo County Council · Planning ref P21/1283

Construction of a new semi-detached two storey dwelling house together with all associated site works.
New build
27 Mar 2023 · Commenced
1 notice · 1 source identity

A semi-detached two storey dwelling house, together with all

Ballina, Mayo · Mayo County Council · Planning ref P21/1157

Construction of a semi-detached two storey dwelling house, together with all associated site works.
New build
27 Mar 2023 · Commenced
1 notice · 1 source identity

A new two storey detached dwelling house — Killala

Killala, Mayo · Mayo County Council · Planning ref P22/837

Construction of a new two storey detached dwelling house.
New build
20 Mar 2023 · Commenced
1 notice · 1 source identity

4 bedroom dwelling, effluent treatment plant and all ancillary

Claremorris, Mayo · Mayo County Council · Planning ref P22/191

Construction of 4 bedroom dwelling, effluent treatment plant and 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.