Commencements / complete inventory / Ranked / relevance Index refreshed nightly · 28 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
11,794 In this window 12 months · 12,917 notices
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Showing 1–25 of 517 notices

Notice identityWorks statedPlanning refScaleCommenced
CN0137246MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Four detached houses to be numbered 1,2,40 & 41, six semi“CONSTRUCTION OF FOUR DETACHED HOUSES TO BE NUMBERED 1,2,40 & 41, SIX SEMI DETACHED HOUSES NUMBERED 10,11,16,17,22 & 23, AND COMPLETION OF MULTI UNIT APARTMENT BLOCK FROM 24-31 TO 32-39” P14/3730Planning ref indexed 26 units · 2,857.5 m² 05 Jan 2026
CN0141013MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice 34 no — Castlebar“Construction of 34 no. residential units and ancillary site development works as part of the Snugborough Residential Development of 99 units. This notice applies to 1,2,3,8-11 Heather View Court & 1-27 Heather View Avenue.” P24/60782Planning ref indexed 99 units · 3,462.3 m² 28 Apr 2026
CN0135239MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice 37 dwellings comprising 10No — Saleen“Construction of 37 dwellings comprising 10No. 2 Bed 2 Storey Houses 15No. 3 Bed 2 Storey Houses 3No. 3 Bed 2 Storey Side Access Houses 4No. 2 Bed Universal Access Bungalows 4No. 2 Bed Accessible Apartments & 1No. 4 Bed Special Needs Unit. The development will include the provision of new footpaths and roads including site access, necessary site clearance, associated site and civil works, installation of new services, utilities, drainage, services connections & infrastructure for statutory undertakers, with associated hard & soft landscaping, cycle and car parking, public lighting, street furniture, boundary walls & fencing, siteworks and all ancillary site works.” PT8MO207Planning ref indexed 37 units · 3,550.4 m² 10 Nov 2025
CN0140352MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Dwelling Houses & Associated Siteworks to House Numbers 32-33-34“Construction of Dwelling Houses & Associated Siteworks to House Numbers 32-33-34- 35-36-37-38-39-40- 41-42-43-44” 2460124Planning ref indexed 13 units · 1,291.8 m² 03 Apr 2026
CN0135613MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice 13 Dwelling houses and Associated Siteworks House No“Construction of 13 Dwelling houses and Associated Siteworks House No. 19-44a-45-46-4 7-48-49 61-62-63-6 4-65-66-67 within an existing housing estate.” 2460124Planning ref indexed 13 units · 1,182 m² 07 Nov 2025
CN0138720MOBCMS open-data feed · Mayo County CouncilBuilder not named The proposed development will consist of 31 No — Ballina“The proposed development will consist of 31 No. own-door-access apartments, comprising 3 No. Three-Bed units; 14 No Two-Bed units; 14 No One-Bed Units. The development will consist of 2 No. three-storey apartment blocks, 1 No. two-storey block and the refurbishment of the existing terrace at 5-7 Raheen Row. The scheme includes access from Kevin Barry Street and James Connolly Street.” PT8MO237Planning ref indexed 31 units · 1,357.7 m² 11 Feb 2026
CN0134997MOBCMS open-data feed · Mayo County CouncilBuilder not named 25 no — Ballyhaunis“The construction of 25 no. new houses comprising of 12 no. 2-storey semi-detached 2-bedroom houses, 8 no. 2-storey semi-detached 3-bedroom houses, 1 no. 2-storey terraced 3-bedroom house, 1 no. 2-storey detached 4-bedroom houses, 2 no. 1-storey 4-bedroom houses and 1 no. 1-storey 4-bedroom house together with all ancillary site works.” PT8MO208Planning ref indexed 25 units · 2,546.1 m² 28 Oct 2025
CN0134221MOBCMS owner-supplied export · Mayo County CouncilBuilder not named 6 number town houses with connection to existing public services“construction of 6 number town houses with connection to existing public services” 24509Planning ref indexed 6 units · 2,592 m² 08 Oct 2025
CN0132168MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice 4 no houses, connection to public services and all ancillary“Construction of 4 no houses, connection to public services and all ancillary site works at College View, Knockaphunta, Castlebar, Co Mayo” 2560236Planning ref indexed 4 units · 2,080 m² 18 Aug 2025
SN0014111MOBCMS open-data feed · Mayo County CouncilBuilder not named Conversion of Commercial premises (public house, Clothes shop &“Conversion of Commercial premises (public house, Clothes shop & cafe currently vacant) to residential accommodation.” Planning ref not indexed 24 units · 1,511 m² 01 May 2026
CN0134574MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Extension to existing facility consisting of fully serviced“Extension to existing facility consisting of fully serviced production and office areas with external plant mezzanine, alterations to the existing building façade and partial internal fit-out upgrade works, drainage works, car- parking and all associated siteworks.” P24/60699Planning ref indexed 6,021 m² 13 Oct 2025
CN0136969MOBCMS open-data feed · Mayo County CouncilBuilder not named A part single storey part two storey apartment building“Construction of a part single storey part two storey apartment building containing 4No.two-bedroom units and 1 No. one-bedroom unit, vehicular and pedestrian access; associated car parking area, communal and private amenity area, public lighting,boundary treatments, connections to services, and all associated and ancillary works and development above and below ground” 20639Planning ref indexed 5 units · 2,100 m² 02 Jan 2026
CN0135945MOBCMS open-data feed · Mayo County CouncilBuilder not named 12 no — Ballina“Construction of 12 no. Dwelling Units comprising 5 No. 2 Bed Bungalows, 1 No. 5 Bed Bungalow and 6 No. 3 Bed two storey semi detached houses and all associated ancillary site works at the Meadows, Ballina, Co. Mayo.” PT8MO189Planning ref indexed 12 units · 1,155.3 m² 21 Nov 2025
CN0141374MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Proposed 3 unit housing(59-61) development at Laveybeg“Proposed 3 unit housing(59-61) development at Laveybeg, Charlestown, Co. Mayo” P24/31Planning ref indexed 16 units · 425 m² 20 Apr 2026
CN0140223MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice 1 no — Bekan“THE CONSTRUCTION OF 1 NO. REPLACEMENT BROILER CHICKEN HOUSE WITH A POPULATION OF 40,000 BIRDS” P19/174Planning ref indexed 1 unit · 1,404 m² 26 Mar 2026
CN0140129MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Four no dwellings at Barley Hill, connection to services and“Construction of four no dwellings at Barley Hill, connection to services and site development works” 221168Planning ref indexed 4 units · 468 m² 26 Mar 2026
CN0139628MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Construct two houses including connection to public services and“Construct two houses including connection to public services and all associated site development works and the provision of ancillary services above and below ground level at No. 3 Kennedy Gardens, Castlebar, County Mayo” P2560446Planning ref indexed 2 units · 276 m² 12 Mar 2026
CN0137364MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Demolition of existing building and construction of new 3 storey“Demolition of existing building and construction of new 3 storey building comprising ground floor retail unit and apartments at 1st & 2nd floor” 20/391Planning ref indexed 4 units · 662 m² 20 Jan 2026
CN0136946MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Duplex block B with all ancillary site development works“Construction of duplex block B with all ancillary site development works.” P25/60129Planning ref indexed 2 units · 169 m² 23 Dec 2025
CN0142128MOBCMS open-data feed · Mayo County CouncilBuilder not named An all-weather GAA pitch, playground area, bowling surface“Development of an all-weather GAA pitch, playground area, bowling surface, tennis court, walkway, outdoor gymnasium equipment, and associated car parking facilities including raising the ground level by 900mm, together with all ancillary site works and services at Kelly's Field, Treanrevagh, Brickens, Claremorris, Co Mayo” 24107Planning ref indexed 13,109 m² 14 May 2026
CN0139151MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Extension to Dwellinghouse at Derreens, Ballyhaunis, Co“Extension to Dwellinghouse at Derreens, Ballyhaunis, Co. Mayo.” P24/60671Planning ref indexed 1 unit · 1,636 m² 23 Feb 2026
CN0132301MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice Refurbishment of existing accommodation into 2No apartments on“Refurbishment of existing accommodation into 2No apartments on first floor of existing building at Spencer St Castlebar.” Planning ref not indexed 2 units · 277 m² 22 Aug 2025
CN0131627MOBCMS owner-supplied export · Mayo County CouncilBuilder named on notice A 2-story respite healthcare / hotel facility — Cong“Construction of a 2-story respite healthcare / hotel facility. The ground floor consists of 3 playrooms, gym facility, hairdressers, 3 therapy rooms, WCs, store room, arts room, dining room, cinema/activity room, rest room, kitchen, boiler house, switch room, laundry room, and staff changing room. The first floor consists of 17 bedrooms, 17 bathrooms, 14 shower rooms, 1 communal office, 2 offices, cot store, linen store and a cleaner’s room.” P17/585, 17/5850, 24/60297Planning ref indexed 2,944 m² 04 Aug 2025
CN0140827MOBCMS open-data feed · Mayo County CouncilBuilder not named This proposed development consists of the 1) construction of 2no“This proposed development consists of the 1) construction of 2no. Bungalows along public road, 5 No. new townhouses to rear of site 2) demolition of front facade wall of old dwelling and removal off site, 3) parking, new access road and all associated ancillary site works and services at Turlough Road, Castlebar, Co. Mayo.” 22/481Planning ref indexed 7 units · 799.1 m² 07 Apr 2026
CN0139469MOBCMS open-data feed · Mayo County CouncilBuilder not named We, the Western Care Association and Knocknalyre Ltd, intend to“We, the Western Care Association and Knocknalyre Ltd, intend to apply to Mayo County Council for permission for development at this site, Plunkett Road, Ballina, Co. Mayo. The development will consist of: 1) construction of 2 no. Detached 3 bedroom 3 storey residential units 2) construction of a 2 storey building comprising of 4 independent 1 bedroom living units with staff support areas The application will include for associated car parking, site infrastructure, services, landscape and all ancillary site works.” 2560158Planning ref indexed 5 units · 477.8 m² 24 Feb 2026

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.