Solar Panels in Castlegregory, Co. Kerry
Castlegregory is a village in Co. Kerry with a population of around 370. Located 22.2 km from Killarney, the area receives 1,246+ sunshine hours per year. A 4kWp solar system generates approximately 3,584 kWh annually — saving an estimated €1075+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €3,200–€6,200.
What is the solar potential in Castlegregory?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Killarney
Location
Based on county-level solar data for Kerry. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Castlegregory
Castlegregory is a village in Co. Kerry with a population of 370 (CSO Census 2022). It is a short drive from Killarney (22.2 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Castlegregory is V72 — you'll need your full Eircode when applying for the SEAI grant. Co. Kerry ranks #8 in Ireland for solar yield, making Castlegregory an excellent location for solar panels.
Benefits of Solar Panels in Castlegregory
Save on Electricity Bills
Homeowners in Castlegregory can save an estimated €1075+ per year on electricity with a 4kWp solar system generating 3,584 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. Kerry ranks #8 in Ireland for solar yield with 896 kWh/kWp. Homes in Castlegregory benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Castlegregory today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Castlegregory
Homeowners in Castlegregory, Co. Kerry 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 Kerry
SEAI registered solar panel installers covering Kerry.
Where can you find solar installers near Castlegregory?
Also serving nearby areas in Kerry:
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Solar Panel FAQs for Castlegregory
How much do solar panels cost in Castlegregory?
A 4kWp system in Castlegregory 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 3,584 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Castlegregory?
Based on Kerry county data, a 4kWp system in Castlegregory generates approximately 3,584 kWh per year — covering 85% of average household use (4,200 kWh/year). Kerry receives around 1,246 sunshine hours annually.
Are solar panels worth it in Castlegregory?
Yes. With estimated savings of €1075+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Castlegregory pays for itself in 4-6 years and lasts 25+ years.
What size solar system do I need for my home in Castlegregory?
Most homes in Castlegregory benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 85% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
What happens during a power cut?
Standard grid-tied solar systems shut down during a power cut for safety reasons (to protect ESB workers). If you need backup power, you can install a hybrid inverter with battery storage that provides power during outages.
Do I need planning permission for solar panels?
Most residential solar installations are exempt from planning permission, provided panels don't project more than 15cm from the roof and don't cover more than 50% of total roof area.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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