Solar Panels in Dublin 18, Co. Dublin
Located just 13.1 km from Dublin, Dublin 18 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.
Dublin 18 solar yield and performance data
| Solar Metric | Value |
|---|---|
| Solar Yield | 915 kWh/kWp |
| 4kWp System Output | 3,660 kWh/yr |
| Sunshine Hours | 1,514 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.
Dublin 18 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 | 140 metres |
| Eircode Area | D18 |
| Dist. to Dublin | 13.1 km |
| Location | Inland |
| Coordinates | 53.2409°N, 6.1833°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Casement Aerodrome, 18.5 km).
Weather & Climate in Dublin 18
Weather data from Met Eireann (Casement Aerodrome station, 18.5 km from Dublin 18). 5-year average (2019–2023).
Solar Suitability in Dublin 18
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).
Going Solar in Dublin 18
Dublin 18 is a community in Co. Dublin. It is a short drive from Dublin (13.1 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Dublin 18 is D18. 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 Dublin 18 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 (804 mm/yr), with a mean temperature of 10.2°C.
Solar panel benefits in Dublin 18, Dublin
Save on Electricity Bills
Homeowners in Dublin 18 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 Dublin 18 benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Dublin 18 today will generate clean electricity for 25-30 years with minimal maintenance.
Dublin 18 SEAI solar PV grant details
Homeowners in Dublin 18, 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.
376 SEAI-registered solar installers serve Dublin 18, Co. Dublin. Compare installers in Dublin or read verified reviews.
Solar Installers Serving Dublin 18
SEAI registered solar panel installers covering Dublin 18, Co. Dublin.
Larkrock
dublin, kildare, louth +2 more
Peter Burke Electrical Limited
carlow, cavan, clare +23 more
RJ SOLAR ENERGY LTD
clare, cork, dublin +9 more
Top Rated Solar Installers Near Dublin 18
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Solar Panel FAQs for Dublin 18
How much do solar panels cost in Dublin 18?
A 4.4 kWp system in Dublin 18 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 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.
How does shading affect solar panels in Dublin 18?
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.
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.
Do solar panels increase property value in Dublin 18?
Yes. Solar panels improve your BER rating and can increase property value by up to 4%. Buyers increasingly look for energy-efficient homes with lower running costs. A solar system in Dublin 18 is a long-term investment in your property.
How much electricity will solar panels generate in Dublin 18?
Based on Dublin county data, a 4kWp system in Dublin 18 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.
How long do solar panels last?
Modern solar panels are warrantied for 25-30 years and typically last even longer. Panel efficiency degrades by about 0.5% per year, so after 25 years, your panels will still produce around 87% of their original output. Inverters typically last 10-15 years and may need one replacement.
Can you go off-grid with solar in Dublin 18?
Fully off-grid setups are rare in Dublin 18. 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: September 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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