Solar farmsLodgedOffaly
28.1-hectare solar farm proposed at Tullamore, Co. Offaly
30 April 2026 · Permission.ie Planning Wire · from the Offaly County Council planning register · published 1 September 2026
An applicant lodged plans with Offaly County Council on 30 April 2026 for a 28.1-hectare solar farm at Tullamore. The application seeks an operational life of 10 years. A decision is due by 17 September 2026.
Key facts
- Reference
- 2660233
- Planning authority
- Offaly County Council
- Location
- Derrygrogan Little and Derrygrogan Big, Tullamore, Co. Offaly
- Received
- 30 April 2026
- Application type
- PERMISSION
- Site area
- 28.1 hectares
- Operational life
- 10 years
- Status
- NEW APPLICATION
- Decision due
- 17 September 2026
- Submissions until
- 3 June 2026 (closed)
In context
It is one of 28 solar farm applications Offaly County Council has received in the past twelve months, against 337 nationally. Of the 573 such applications decided by councils in the past three years, 92% were granted.
What happens next
The five-week window for public submissions has closed. The council is due to decide by 17 September 2026, unless it requests further information, which stops the clock.
The development description, as lodged
Verbatim from the Offaly County Council register. This is the source for every figure in the story above.
(RED 111) a period of 10 years to construct and complete a Solar PV development (i.e. a relevant solar energy development as per the Renewable Energy Directive III) with a total site area of c. 28.1 hectares, to include solar PV ground mounted support structures, string inverters, transformer stations, electrical cabling and ducting, internal access tracks and hardstanding areas, perimeter fencing and access gate, CCTV, a temporary construction compound and other ancillary infrastructure including drainage, additional landscaping and habitat enhancement as required and associated site development works relating to the access of the site. The solar farm will be operational for 40 years in the townlands of Derrygrogan Little and Derrygrogan Big, Tullamore, Co. Offaly. A Natura Impact Statement (NIS) has been submitted with this application. This development is covered by the provisions of the Renewable Energy Directive III (Directive (EU) 2023/2413) and it is important to note that the planning application may be subject to section 34D of the Planning and Development Act 2000, as amended. When a notice issues in accordance with section 34D(b), the provisions of article 26A of the Planning and Development Regulations 2001 to 2025 shall apply
Cite this story
Free to quote, reproduce and republish with attribution (CC BY 4.0). Every figure on this page is traceable to the council record linked above; please link to this page so readers can check it too.
Source: Permission.ie analysis of the national planning register, "28.1-hectare solar farm proposed at Tullamore, Co. Offaly", 30 April 2026. https://www.permission.ie/news/offaly-county-council/2660233
<p>Source: <a href="https://www.permission.ie/news/offaly-county-council/2660233">28.1-hectare solar farm proposed at Tullamore, Co. Offaly</a>, Permission.ie analysis of the national planning register, 30 April 2026.</p>
Map, site boundary, timeline and nearby applications for 2660233.
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