Solar Panels in Rostellan, Co. Cork
Rostellan is a small town in Co. Cork with a population of around 1,159. Located 21.5 km from Cork City, the area receives 1,380+ sunshine hours per year. A 4kWp solar system generates approximately 3,628 kWh annually — saving an estimated €1088+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €3,200–€6,200.
Rostellan solar yield and performance data
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Cork City
Location
Based on county-level solar data for Cork. Actual output varies by roof orientation, shading, and system specification.
Rostellan and Renewable Energy
Rostellan is a small town in Co. Cork with a population of 1,159 (CSO Census 2022). It is a short drive from Cork City (21.5 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Rostellan is P25 — you'll need your full Eircode when applying for the SEAI grant. Co. Cork ranks #6 in Ireland for solar yield, making Rostellan an excellent location for solar panels.
Why Go Solar in Rostellan?
Save on Electricity Bills
Homeowners in Rostellan can save an estimated €1088+ per year on electricity with a 4kWp solar system generating 3,628 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. Cork ranks #6 in Ireland for solar yield with 907 kWh/kWp. Homes in Rostellan benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Rostellan today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Rostellan Residents
Homeowners in Rostellan, Co. Cork 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 Cork
SEAI registered solar panel installers covering Cork.
Nearby Towns Also Served
Also serving nearby areas in Cork:
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Frequently Asked Questions About Solar Panels in Rostellan
How much do solar panels cost in Rostellan?
A 4kWp system in Rostellan 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 3,628 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Rostellan?
Based on Cork county data, a 4kWp system in Rostellan generates approximately 3,628 kWh per year — covering 86% of average household use (4,200 kWh/year). Cork receives around 1,380 sunshine hours annually.
Are solar panels worth it in Rostellan?
Yes. With estimated savings of €1088+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Rostellan pays for itself in 4-6 years and lasts 25+ years.
Can I add a battery to my solar system?
Yes. A home battery (typically 5-10 kWh) stores excess solar electricity for evening use. This increases your self-consumption from around 30-40% to 60-80%. Batteries currently cost €3,000-€6,000 and are not yet covered by the SEAI grant.
What is the payback period for solar panels in Rostellan?
With a net cost of €3,200-€6,200 after the SEAI grant and savings of €1088+ per year plus export income, a typical solar system in Rostellan pays for itself in 4-6 years. After payback, you get 20+ years of near-free electricity.
Do I need a smart meter for solar panels?
You need a smart meter to sell surplus electricity back to the grid. ESB Networks installs smart meters for free. Your installer submits the NC6 form to ESB Networks after installation, which triggers the meter upgrade if needed.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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