Solar Panels in Lettermore, Co. Galway
Lettermore, Co. Galway, receives 1,182+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,544 kWh annually, covering 84% of average household electricity use and saving an estimated €1063+ 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 Lettermore?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Galway
Location
Based on county-level solar data for Galway. Actual output varies by roof orientation, shading, and system specification.
About Solar Energy in Lettermore
Lettermore is a community in Co. Galway. It is accessible from Galway (39.9 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Lettermore is H91 — you'll need your full Eircode when applying for the SEAI grant.
Benefits of Solar Panels in Lettermore
Save on Electricity Bills
Homeowners in Lettermore can save an estimated €1063+ per year on electricity with a 4kWp solar system generating 3,544 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.
Energy Independence
For homes in rural Lettermore, solar panels provide energy security and reduced reliance on the grid. Combined with a battery, you can store power for evening use.
25+ Year Lifespan
A system installed in Lettermore today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Lettermore
Homeowners in Lettermore, Co. Galway 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 Galway
SEAI registered solar panel installers covering Galway.
Where can you find solar installers near Lettermore?
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Solar Panel FAQs for Lettermore
How much do solar panels cost in Lettermore?
A 4kWp system in Lettermore 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 3,544 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Lettermore?
Based on Galway county data, a 4kWp system in Lettermore generates approximately 3,544 kWh per year — covering 84% of average household use (4,200 kWh/year). Galway receives around 1,182 sunshine hours annually.
Are solar panels worth it in Lettermore?
Yes. With estimated savings of €1063+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Lettermore pays for itself in 4-6 years and lasts 25+ years.
What roof direction is best for solar panels in Lettermore?
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.
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.
Can I sell excess solar electricity?
Yes. Under Ireland's Microgeneration Support Scheme, you sell surplus electricity at 15-25c/kWh. You need a smart meter (ESB Networks installs free). The first €400/year of export income is tax-free.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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