Site starts

Every commencement project, and every notice underneath it

520 commencement projects in the last 12 months

Showing 1 to 25 of 520 projects

New build
19 Oct 2026 · Planned start
1 unique event

New dwelling house with attached garage and effluent treatment

Ballyhaunis, Mayo · Mayo County Council · Planning ref 26125

Construction of new dwelling house with attached garage and effluent treatment system along with all ancillary site works and services
New build
19 Oct 2026 · Planned start
1 unique event

Construct a dwelling house, effluent treatment unit and all

Westport, Mayo · Mayo County Council

construct a dwelling house, effluent treatment unit and all associated site works
Extension
14 Oct 2026 · Planned start
1 unique event

Extension to a car showroom at Kilbride, Swinford, Co. Mayo for

Swinford, Mayo · Mayo County Council · Planning ref 24/305

Extension to a car showroom at Kilbride, Swinford, Co. Mayo for Swinford Motors Ltd.
New build
12 Oct 2026 · Planned start
1 unique event

A new Dwelling house at Doogort East Achill

Achill, Mayo · Mayo County Council · Planning ref 2560869

Construction of a new Dwelling house at Doogort East Achill
Extension
09 Oct 2026 · Planned start
1 unique event

Alter and extend existing dwelling house, Carry out all required

Ballybrooney, Mayo · Mayo County Council · Planning ref 2660107

Alter and extend existing dwelling house, Carry out all required ancillary works on site.
ExtensionMaterial alteration
08 Oct 2026 · Planned start
1 unique event

Renovation, Alteration & Extension of The Existing Mount Saint

Westport, Mayo · Mayo County Council

Renovation, Alteration & Extension of The Existing Mount Saint Mary’s Convent Of Mercy Building (Protected Structure) Into Assisted Living Apartments For The Elderly
New build
08 Oct 2026 · Planned start
1 unique event

A new two-storey detached dwelling house, together with

Castlebar, Mayo · Mayo County Council

Construction of a new two-storey detached dwelling house, together with connections to services and all associated site works
Extension
08 Oct 2026 · Planned start
1 unique event

A proposed extension to the existing nation school building

Carracastle, Mayo · Mayo County Council

Construction of a proposed extension to the existing nation school building together with minor internal alteration works
New build
07 Oct 2026 · Planned start
1 unique event

New Dwelling House — Swinford

Swinford, Mayo · Mayo County Council

New Dwelling House
New build
06 Oct 2026 · Planned start
1 unique event

Construct a new dwelling house, proprietary effluent treatment

Mount Jubilee, Mayo · Mayo County Council · Planning ref 2646

Construct a new dwelling house, proprietary effluent treatment unit and all ancillary site works
New build
06 Oct 2026 · Planned start
1 unique event

A new dwelling house — Castlebar

Castlebar, Mayo · Mayo County Council · Planning ref 2660162

Construction of a new dwelling house
New build
05 Oct 2026 · Planned start
1 unique event

The development will consist of the (1) demolition of existing

Foxford, Mayo · Mayo County Council · Planning ref P26/60148

The development will consist of the (1) demolition of existing dwelling house and shed, (2) construction of a replacement dwelling house with attached independent living unit, (3) upgrading of existing wastewater treatment system with new treatment plant and soil polishing filter, and all associated site works.
New build
05 Oct 2026 · Planned start
1 unique event

A new dwelling house — Achill Sound

Achill Sound, Mayo · Mayo County Council · Planning ref 2460558

Construction of a new dwelling house
Extension
02 Oct 2026 · Commenced
1 unique event

The extension and renovation of a derelict dwelling house, the

Aghalusky, Mayo · Mayo County Council

The extension and renovation of a derelict dwelling house, the installation of a proprietary wastewater treatment system, and all associated site development works
New build
02 Oct 2026 · Commenced
1 unique event

Proposed dwellinghouse at Welshpool, Belcarra — Ballinalassa

Ballinalassa, Mayo · Mayo County Council

Proposed dwellinghouse at Welshpool, Belcarra
New build
02 Oct 2026 · Commenced
1 unique event

Construct a private dwelling house, proprietary treatment system

Killateeaun, Mayo · Mayo County Council · Planning ref 23/60498

Construct a private dwelling house, proprietary treatment system and percolation area.
New build
02 Oct 2026 · Commenced
1 unique event

A single storey domestic storage shed together with all

Ardcarra, Mayo · Mayo County Council · Planning ref 2560755

CONSTRUCTION OF A SINGLE STOREY DOMESTIC STORAGE SHED TOGETHER WITH ALL ANCILLARY SITE WORKS
New build
02 Oct 2026 · Commenced
1 unique event

Construct a private dwelling house, proprietary treatment system

Carnacon, Mayo · Mayo County Council

Construct a private dwelling house, proprietary treatment system and percolation area.
Extension
02 Oct 2026 · Commenced
1 unique event

Extension to the rear of an existing dwelling — Cornboy

Cornboy, Mayo · Mayo County Council · Planning ref 2560725

Extension to the rear of an existing dwelling.
New build
01 Oct 2026 · Commenced
1 unique event

Phase 1 of Development: Construction of the first 4no. 3-Bed

Balla, Mayo · Mayo County Council · Planning ref 2560936

Phase 1 of Development: Construction of the first 4no. 3-Bed Semi-Detached Dwellings forming part of a total scheme for 12no. new dwellings; connection to existing services together with all ancillary site development works.
Extension
01 Oct 2026 · Commenced
1 unique event

24-259 The development will consist of the renovation of an

Ballyvary, Mayo · Mayo County Council · Planning ref 2660273

24-259 The development will consist of the renovation of an existing dwelling and the construction of a single storey extension, along with any associated site development works at Knockavrony, Ballyvary, Co. Mayo
New build
01 Oct 2026 · Commenced
1 unique event

To construct 1no. new single-story ICF built domestic dwelling

Cloontia, Mayo · Mayo County Council · Planning ref 2660174

To construct 1no. new single-story ICF built domestic dwelling at Tawnaghbeg, Cloontia, Co. Mayo
New build
30 Sep 2026 · Commenced
1 unique event

A new dwelling house, installation of a wastewater treatment

Carrownahaun, Mayo · Mayo County Council · Planning ref P26/60060

Construction of a new dwelling house, installation of a wastewater treatment system and all associated site works
New build
30 Sep 2026 · Commenced
1 unique event

A single storey dwelling house with effluent treatment system

Toomore West, Mayo · Mayo County Council · Planning ref 26/60375

CONSTRUCTION OF A SINGLE STOREY DWELLING HOUSE WITH EFFLUENT TREATMENT SYSTEM TOGETHER WITH SITE ACCESS, COMPLETE WITH SERVICES AND ALL ASSOCIATED SITE WORKS
Extension
30 Sep 2026 · Commenced
1 unique event

Extension to existing house — Manulla

Manulla, Mayo · Mayo County Council · Planning ref P26/101

Extension to existing house
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142,608 Projects grouped by planning ref
158,374 Notices individual commencement notices
10,190 Multi-notice projects phased or revised starts
42,039 Named-builder notices builder stated on the notice
13,624 In this window 12 months · 15,039 notices

Every commencement project we hold, grouped by council and full planning reference. Repeated copies of the same notice are counted once; switch to Notices to see every notice.

Commencements / all projects and notices / Latest planned start Index refreshed nightly · 03 Oct 2026

Counting and privacy. Projects group only where the exact canonical planning authority and full planning reference match. Known official wrappers around the same notice are one event; different dated commencement events remain separate. Highest unconflicted event units and floor area are shown, never summed. Personal names, contact details, Eircodes and private addresses are not shown.

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