Solar Panels in Derrinagree, Co. Cork
Derrinagree is a village in Co. Cork with a population of around 400. Located 45.4 km from Cork City, the area has a solar yield of 773 kWh/kWp. A 4kWp solar system generates approximately 3,092 kWh annually, saving an estimated €928+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €3,200–€6,200.
Derrinagree solar yield and performance data
| Solar Metric | Value |
|---|---|
| Solar Yield | 773 kWh/kWp |
| 4kWp System Output | 3,092 kWh/yr |
| Sunshine Hours | 1,503 hrs/yr |
| Est. Annual Savings | €928+ |
| Household Coverage | 74% of avg use |
Solar yield calculated for Derrinagree (52.12°N, 9.03°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Derrinagree
kWh per month (4kWp system)
Derrinagree at a Glance
| Area Data | Value |
|---|---|
| Population | 400 (Census 2022) |
| Houses/Bungalows (Co. Cork avg.) | 83% of dwellings |
| Owner-Occupied (Co. Cork avg.) | 56% |
| Built Before 2000 (Co. Cork avg.) | 73% |
| Avg. Rooms per Home (Co. Cork avg.) | 5.3 |
| Elevation | 112 metres |
| Eircode Area | P12 |
| Dist. to Cork City | 45.4 km |
| Location | Inland |
| Coordinates | 52.1208°N, 9.0322°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Cork Airport, 48.2 km).
Weather & Climate in Derrinagree
Weather data from Met Eireann (Cork Airport station, 48.2 km from Derrinagree). 5-year average (2019–2023).
Solar Suitability in Derrinagree
Across Co. Cork, 83% of dwellings are houses or bungalows, making the area highly suited for rooftop solar panels. 56% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 73% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
Going Solar in Derrinagree
Derrinagree is a village in Co. Cork with a population of 400 (CSO Census 2022). It is accessible from Cork City (45.4 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Derrinagree is P12. You'll need your full Eircode when applying for the SEAI grant. Across the wider Cork area, 83% of dwellings are houses or bungalows and 56% are owner-occupied (Census 2022). Homeowners in Derrinagree with a south, east, or west-facing roof are well positioned for solar panels. Based on satellite data for this location, a 4kWp solar system generates approximately 3,092 kWh per year (773 kWh/kWp). The area has higher rainfall (1319 mm/yr), with a mean temperature of 10.4°C.
Solar panel benefits in Derrinagree, Cork
Save on Electricity Bills
Homeowners in Derrinagree can save an estimated €928+ 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 Derrinagree benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Derrinagree today will generate clean electricity for 25-30 years with minimal maintenance.
Derrinagree SEAI solar PV grant details
Homeowners in Derrinagree, 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.
Top Rated Solar Installers Near Derrinagree
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Solar Panel FAQs for Derrinagree
How much do solar panels cost in Derrinagree?
A 4kWp system in Derrinagree 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.
What is the payback period for solar panels in Derrinagree?
With a net cost of €3,200-€6,200 after the SEAI grant and savings of €928+ per year plus export income, a typical solar system in Derrinagree 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.
What size solar system do I need for my home in Derrinagree?
Most homes in Derrinagree benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 74% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
Are solar panels worth it in Derrinagree?
Yes. With estimated savings of €928+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Derrinagree pays for itself in 4-6 years and lasts 25+ years.
What is the difference between solar PV and solar thermal?
Solar PV panels generate electricity from sunlight. Solar thermal panels heat water directly. For most Irish homes, solar PV is the better investment: it's more versatile, qualifies for the SEAI grant, and you can sell excess electricity. Solar thermal only heats water.
Can I get solar panels on an east or west facing roof in Derrinagree?
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
- SEAI — Solar Electricity Grant
- SEAI — Find a Registered Professional
- Revenue — 0% VAT on Solar Panels
- PVGIS — EU Joint Research Centre (solar irradiance data)
- CSO — Census of Population 2022
- Met Eireann — Climate Data
Last updated: March 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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