Solar Panels in Mountrath, Co. Laois
Located just 6.1 km from Portlaoise, Mountrath receives 1,278+ sunshine hours per year — among the highest in Ireland. A 4kWp system generates approximately 3,552 kWh annually, covering 85% of average household electricity use and saving an estimated €1066+ per year. With the SEAI grant of up to €1,800 and 0% VAT, the net cost is €3,200–€6,200 with payback in 4–6 years.
What is the solar potential in Mountrath?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Portlaoise
Location
Based on county-level solar data for Laois. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Mountrath
Mountrath is a town in Co. Laois with a population of 2,070 (CSO Census 2022). It is conveniently close to Portlaoise (6.1 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Mountrath is Y25 — you'll need your full Eircode when applying for the SEAI grant. Co. Laois ranks #10 in Ireland for solar yield, making Mountrath an excellent location for solar panels.
Benefits of Solar Panels in Mountrath
Save on Electricity Bills
Homeowners in Mountrath can save an estimated €1066+ per year on electricity with a 4kWp solar system generating 3,552 kWh annually.
SEAI Grant — Up to €1,800
Get up to €1,800 back from SEAI. The grant is available for homes built before 2021. No means testing — apply online at seai.ie.
0% VAT on Installation
Residential solar installations are zero-rated for VAT since May 2023, saving approximately €1,000 on a typical system.
Earn from Excess Energy
Sell surplus electricity at 15-25c/kWh through the Microgeneration Support Scheme. The first €400/year is tax-free.
Top Solar County in Ireland
Co. Laois ranks #10 in Ireland for solar yield with 888 kWh/kWp. Homes in Mountrath benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Mountrath today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Mountrath
Homeowners in Mountrath, Co. Laois can apply for the SEAI solar PV grant. The maximum grant of €1,800 is confirmed for 2026.
| System Size | Grant Amount | Typical Net Cost |
|---|---|---|
| 2 kWp | €1,400 | €2,000 - €3,000 |
| 3 kWp | €1,600 | €2,500 - €4,000 |
| 4 kWp+ | €1,800 (max) | €3,200 - €6,200 |
Solar Installers in Laois
SEAI registered solar panel installers covering Laois.
Where can you find solar installers near Mountrath?
Also serving nearby areas in Laois:
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Solar Panel FAQs for Mountrath
How much do solar panels cost in Mountrath?
A 4kWp system in Mountrath typically costs €5,000-€8,000 before grants. After the €1,800 SEAI grant and 0% VAT, the net cost is €3,200-€6,200. The system generates approximately 3,552 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Mountrath?
Based on Laois county data, a 4kWp system in Mountrath generates approximately 3,552 kWh per year — covering 85% of average household use (4,200 kWh/year). Laois receives around 1,278 sunshine hours annually.
Are solar panels worth it in Mountrath?
Yes. With estimated savings of €1066+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Mountrath pays for itself in 4-6 years and lasts 25+ years.
How long do solar panels last?
Modern solar panels are warrantied for 25-30 years and typically last even longer. Panel efficiency degrades by about 0.5% per year — so after 25 years, your panels will still produce around 87% of their original output. Inverters typically last 10-15 years and may need one replacement.
How do I get the SEAI grant in Mountrath?
Apply online at seai.ie with your MPRN and Eircode. Use an SEAI-registered installer. Do not start work before your Letter of Offer. After installation, complete a BER assessment. The grant is paid to your bank within 4-6 weeks.
Can I get solar panels on an east or west facing roof in Mountrath?
Yes. East or west-facing roofs still produce 80-85% of the output of a south-facing roof. Many installers recommend splitting panels across east and west to spread generation throughout the day, which can actually improve self-consumption.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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