Solar Panels in Raphoe, Co. Donegal
Raphoe is a small town in Co. Donegal with a population of around 1,161. Located 12.6 km from Letterkenny, the area has a solar yield of 719 kWh/kWp. A 4kWp solar system generates approximately 2,876 kWh annually, saving an estimated €863+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €3,200–€6,200.
How much solar energy can you generate in Raphoe?
| Solar Metric | Value |
|---|---|
| Solar Yield | 719 kWh/kWp |
| 4kWp System Output | 2,876 kWh/yr |
| Sunshine Hours | 1,175 hrs/yr |
| Est. Annual Savings | €863+ |
| Household Coverage | 68% of avg use |
Solar yield calculated for Raphoe (54.87°N, 7.60°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Raphoe
kWh per month (4kWp system)
Raphoe at a Glance
| Area Data | Value |
|---|---|
| Population | 1,161 (Census 2022) |
| Households | 474 |
| Houses/Bungalows | 96% of dwellings |
| Owner-Occupied | 49% |
| Built Before 2000 | 65% |
| Avg. Rooms per Home | 5.1 |
| Elevation | 73 metres |
| Eircode Area | F93 |
| Dist. to Letterkenny | 12.6 km |
| Location | Inland |
| Coordinates | 54.8735°N, 7.5995°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Malin Head, 57.9 km).
Weather & Climate in Raphoe
Weather data from Met Eireann (Malin Head station, 57.9 km from Raphoe). 5-year average (2019–2023).
Solar Suitability in Raphoe
96% of dwellings in Raphoe are houses or bungalows, making the area highly suited for rooftop solar panels. 49% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 65% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
Raphoe and Renewable Energy
Raphoe is a small town in Co. Donegal with a population of 1,161 (CSO Census 2022). It is a short drive from Letterkenny (12.6 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Raphoe is F93. You'll need your full Eircode when applying for the SEAI grant. According to the 2022 Census, Raphoe has 474 households, of which 96% are houses or bungalows — well suited for rooftop solar panels. Based on satellite data for this location, a 4kWp solar system generates approximately 2,876 kWh per year (719 kWh/kWp). The area has moderate rainfall (1191 mm/yr), with a mean temperature of 10.3°C.
What Raphoe homeowners gain from solar
Save on Electricity Bills
Homeowners in Raphoe can save an estimated €863+ per year on electricity with a 4kWp solar system generating 3,268 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.
Increase Property Value
Solar panels improve your BER rating and can add up to 4% to your property value.
25+ Year Lifespan
A system installed in Raphoe today will generate clean electricity for 25-30 years with minimal maintenance.
How to claim the SEAI grant in Raphoe
Homeowners in Raphoe, Co. Donegal 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 Donegal
SEAI registered solar panel installers covering Donegal.
Top Rated Solar Installers Near Raphoe
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Frequently Asked Questions About Solar Panels in Raphoe
How much do solar panels cost in Raphoe?
A 4kWp system in Raphoe 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 3,268 kWh/year, paying for itself in 4-6 years.
What happens to my solar panels if I move house in Raphoe?
Solar panels stay with the property as a permanent fixture. They add value to your home for the next buyer. The SEAI grant does not need to be repaid if you sell. Your installer can transfer monitoring accounts to the new owner.
Are solar panels worth it in Raphoe?
Yes. With estimated savings of €863+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Raphoe pays for itself in 4-6 years and lasts 25+ years.
What maintenance do solar panels need?
Solar panels need very little maintenance. Rain keeps them clean in most cases. There are no moving parts. Your inverter may need replacing once in 25 years (10-15 year lifespan). Annual visual checks and occasional cleaning if near trees is all that's needed.
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 much electricity will solar panels generate in Raphoe?
Based on Donegal county data, a 4kWp system in Raphoe generates approximately 3,268 kWh per year, covering 68% of average household use (4,200 kWh/year). Donegal receives around 1,175 sunshine hours annually.
How do I get the SEAI grant in Raphoe?
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
- 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: March 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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