Solar Panels in Darndale, Co. Dublin
Located just 7.2 km from Dublin, Darndale has a solar yield of 915 kWh/kWp (among the highest in Ireland). A 4kWp system generates approximately 3,660 kWh annually, covering 87% of average household electricity use and saving an estimated €1098+ per year. With the SEAI grant of up to €1,800 and 0% VAT, the net cost is €6,500–€7,200 with payback in 4–6 years.
How much solar energy can you generate in Darndale?
| Solar Metric | Value |
|---|---|
| Solar Yield | 915 kWh/kWp |
| 4kWp System Output | 3,660 kWh/yr |
| Sunshine Hours | 1,500 hrs/yr |
| Est. Annual Savings | €1098+ |
| Household Coverage | 87% of avg use |
Based on county-level solar data for Dublin. Actual output varies by roof orientation, shading, and system specification.
Darndale at a Glance
| Area Data | Value |
|---|---|
| Houses/Bungalows (Co. Dublin avg.) | 71% of dwellings |
| Owner-Occupied (Co. Dublin avg.) | 57% |
| Built Before 2000 (Co. Dublin avg.) | 73% |
| Avg. Rooms per Home (Co. Dublin avg.) | 4.8 |
| Elevation | 34 metres |
| Eircode Area | D17 |
| Dist. to Dublin | 7.2 km |
| Location | Inland |
| Coordinates | 53.4008°N, 6.1946°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Dublin Airport, 4.3 km).
Weather & Climate in Darndale
Weather data from Met Eireann (Dublin Airport station, 4.3 km from Darndale). 5-year average (2019–2023).
Solar Suitability in Darndale
Across Co. Dublin, 71% of dwellings are houses or bungalows, with good potential for rooftop solar installations. 57% 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).
Darndale and Renewable Energy
Darndale is a area near the county town in Co. Dublin. It is conveniently close to Dublin (7.2 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Darndale is D17. You'll need your full Eircode when applying for the SEAI grant. Across the wider Dublin area, 71% of dwellings are houses or bungalows and 57% are owner-occupied (Census 2022). Homeowners in Darndale with a south, east, or west-facing roof are well positioned for solar panels. The area receives around 1,500 sunshine hours annually, allowing a 4kWp solar system to generate approximately 3,660 kWh per year. The area has relatively low rainfall (798 mm/yr), with a mean temperature of 9.9°C.
What Darndale homeowners gain from solar
Save on Electricity Bills
Homeowners in Darndale can save an estimated €1098+ per year on electricity with a 4kWp solar system generating 3,660 kWh annually.
Top Solar County in Ireland
Co. Dublin ranks #4 in Ireland for solar yield with 915 kWh/kWp. Homes in Darndale benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Darndale today will generate clean electricity for 25-30 years with minimal maintenance.
How to claim the SEAI grant in Darndale
Homeowners in Darndale, Co. Dublin can claim up to €1,800 from the SEAI solar PV grant (2026). Combined with 0% VAT, the net cost of a 4kWp system is typically€6,500–€7,200.
375 SEAI-registered solar installers serve Darndale, Co. Dublin. Compare installers in Dublin or read verified reviews.
Solar Installers Serving Darndale
SEAI registered solar panel installers covering Darndale, Co. Dublin.
Netherbrook Ltd
carlow, cavan, clare +23 more
DDL Electrical & Security
carlow, cavan, clare +23 more
RL Solar Solutions Ltd - Barrow Solar
carlow, dublin, kildare +6 more
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Frequently Asked Questions About Solar Panels in Darndale
How much do solar panels cost in Darndale?
A 4.4 kWp system in Darndale typically costs €8,300–€9,000 before grants. After the €1,800 SEAI grant and 0% VAT, the net cost is €6,500–€7,200. The system generates approximately 3,660 kWh/year, paying for itself in 4-6 years.
Do solar panels work in winter in Dublin?
Yes, solar panels generate electricity all year round. While output is lower in winter, Dublin still receives usable daylight hours even in December. Annual generation figures (3,660 kWh for a 4kWp system) already account for seasonal variation.
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.
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.
Do I need to clean my solar panels?
In most cases, rain keeps solar panels clean enough in Ireland. If your panels are near trees or at a low angle, an annual clean may improve output by 2-5%. Never use abrasive materials. A soft brush and water is sufficient.
What size solar system do I need for my home in Darndale?
Most homes in Darndale benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 87% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
How much electricity will solar panels generate in Darndale?
Based on Dublin county data, a 4kWp system in Darndale generates approximately 3,660 kWh per year, covering 87% of average household use (4,200 kWh/year). Dublin receives around 1,500 sunshine hours annually.
Can you go off-grid with solar in Darndale?
Fully off-grid setups are rare in Darndale. Most homes stay grid-connected and sell surplus back through the Microgeneration Support Scheme. A hybrid inverter with 10-20 kWh of battery storage covers evenings and power cuts, which is what most people searching "off-grid" actually want. A true off-grid system needs a much larger array and battery bank, and you lose the grant-supported export income.
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: August 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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