Solar Panels in Monkstown, Co. Dublin
Located just 9.4 km from Dublin, Monkstown receives 1,500+ sunshine hours per year — 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 €3,200–€6,200 with payback in 4–6 years.
What is the solar potential in Monkstown?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Dublin
Location
Based on county-level solar data for Dublin. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Monkstown
Monkstown is a town in Co. Dublin with a population of 6,051 (CSO Census 2022). It is conveniently close to Dublin (9.4 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Monkstown is D18 — you'll need your full Eircode when applying for the SEAI grant. Co. Dublin ranks #4 in Ireland for solar yield, making Monkstown an excellent location for solar panels.
Benefits of Solar Panels in Monkstown
Save on Electricity Bills
Homeowners in Monkstown can save an estimated €1098+ per year on electricity with a 4kWp solar system generating 3,660 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. Dublin ranks #4 in Ireland for solar yield with 915 kWh/kWp. Homes in Monkstown benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Monkstown today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Monkstown
Homeowners in Monkstown, Co. Dublin 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 Dublin
SEAI registered solar panel installers covering Dublin.
Where can you find solar installers near Monkstown?
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Solar Panel FAQs for Monkstown
How much do solar panels cost in Monkstown?
A 4kWp system in Monkstown 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 3,660 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Monkstown?
Based on Dublin county data, a 4kWp system in Monkstown 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.
Are solar panels worth it in Monkstown?
Yes. With estimated savings of €1098+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Monkstown pays for itself in 4-6 years and lasts 25+ years.
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.
How do I get the SEAI grant in Monkstown?
Apply online at seai.ie with your MPRN and Eircode. Use an SEAI-registered installer. Do not start work before your Letter of Offer. After installation, complete a BER assessment. The grant is paid to your bank within 4-6 weeks.
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.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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