Solar Panels in Coolboy, Co. Wicklow
Coolboy is a village in Co. Wicklow with a population of around 272. Located 38.1 km from Wicklow Town, the area receives 1,448+ sunshine hours per year. A 4kWp solar system generates approximately 3,788 kWh annually — saving an estimated €1136+ 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 Coolboy?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Wicklow Town
Location
Based on county-level solar data for Wicklow. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Coolboy
Coolboy is a village in Co. Wicklow with a population of 272 (CSO Census 2022). It is accessible from Wicklow Town (38.1 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Coolboy is E21 — you'll need your full Eircode when applying for the SEAI grant. Co. Wicklow ranks #3 in Ireland for solar yield, making Coolboy an excellent location for solar panels.
Benefits of Solar Panels in Coolboy
Save on Electricity Bills
Homeowners in Coolboy can save an estimated €1136+ per year on electricity with a 4kWp solar system generating 3,788 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. Wicklow ranks #3 in Ireland for solar yield with 947 kWh/kWp. Homes in Coolboy benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Coolboy today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Coolboy
Homeowners in Coolboy, Co. Wicklow 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 Wicklow
SEAI registered solar panel installers covering Wicklow.
Where can you find solar installers near Coolboy?
Also serving nearby areas in Wicklow:
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Solar Panel FAQs for Coolboy
How much do solar panels cost in Coolboy?
A 4kWp system in Coolboy 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 3,788 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Coolboy?
Based on Wicklow county data, a 4kWp system in Coolboy generates approximately 3,788 kWh per year — covering 90% of average household use (4,200 kWh/year). Wicklow receives around 1,448 sunshine hours annually.
Are solar panels worth it in Coolboy?
Yes. With estimated savings of €1136+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Coolboy pays for itself in 4-6 years and lasts 25+ years.
What roof direction is best for solar panels in Coolboy?
South-facing roofs produce the most electricity (100% of potential). South-east and south-west roofs produce around 95%. East or west-facing roofs still produce 80-85%. North-facing roofs are generally not recommended for solar panels in Ireland.
Is my roof suitable for solar panels in Coolboy?
Most roofs are suitable. You need at least 15-20 m² of unshaded roof space for a typical 4kWp system (10 panels). South, east, or west-facing roofs work well. Your installer will assess your roof's orientation, angle, and structural suitability during a site survey.
How do I get the SEAI grant in Coolboy?
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.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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