Solar Panels in Castlecoote, Co. Roscommon
Located just 7 km from Roscommon, Castlecoote receives 1,200+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,468 kWh annually, covering 83% of average household electricity use and saving an estimated €1040+ 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 Castlecoote?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Roscommon
Location
Based on county-level solar data for Roscommon. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Castlecoote
Castlecoote is a area near the county town in Co. Roscommon. It is conveniently close to Roscommon (7 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Castlecoote is F31 — you'll need your full Eircode when applying for the SEAI grant.
Benefits of Solar Panels in Castlecoote
Save on Electricity Bills
Homeowners in Castlecoote can save an estimated €1040+ per year on electricity with a 4kWp solar system generating 3,468 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.
Increase Property Value
Solar panels improve your BER rating and can add up to 4% to your property value.
25+ Year Lifespan
A system installed in Castlecoote today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Castlecoote
Homeowners in Castlecoote, Co. Roscommon 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 Roscommon
SEAI registered solar panel installers covering Roscommon.
Where can you find solar installers near Castlecoote?
Also serving nearby areas in Roscommon:
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Browse SEAI-registered installers covering Castlecoote and all of Roscommon.
Solar Panel FAQs for Castlecoote
How much do solar panels cost in Castlecoote?
A 4kWp system in Castlecoote 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 3,468 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Castlecoote?
Based on Roscommon county data, a 4kWp system in Castlecoote generates approximately 3,468 kWh per year — covering 83% of average household use (4,200 kWh/year). Roscommon receives around 1,200 sunshine hours annually.
Are solar panels worth it in Castlecoote?
Yes. With estimated savings of €1040+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Castlecoote pays for itself in 4-6 years and lasts 25+ years.
How do I get the SEAI grant in Castlecoote?
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.
How does shading affect solar panels in Castlecoote?
Shading from trees, chimneys, or nearby buildings can reduce output significantly. Modern systems use optimisers or microinverters so that shading on one panel doesn't drag down the whole system. Your installer will assess shading during the site survey.
Can I sell excess solar electricity?
Yes. Under Ireland's Microgeneration Support Scheme, you sell surplus electricity at 15-25c/kWh. You need a smart meter (ESB Networks installs free). The first €400/year of export income is tax-free.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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