Solar Panels in Rathcormac, Co. Sligo
Located just 4.6 km from Sligo, Rathcormac has a solar yield of 716 kWh/kWp (ideal conditions for solar energy). A 4kWp system generates approximately 2,864 kWh annually, covering 68% of average household electricity use and saving an estimated €859+ 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.
Rathcormac solar irradiance and generation figures
| Solar Metric | Value |
|---|---|
| Solar Yield | 716 kWh/kWp |
| 4kWp System Output | 2,864 kWh/yr |
| Sunshine Hours | 1,150 hrs/yr |
| Est. Annual Savings | €859+ |
| Household Coverage | 68% of avg use |
Solar yield calculated for Rathcormac (54.32°N, 8.48°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Rathcormac
kWh per month (4kWp system)
Rathcormac at a Glance
| Area Data | Value |
|---|---|
| Population | 1,957 (Census 2022) |
| Households | 661 |
| Houses/Bungalows | 96% of dwellings |
| Owner-Occupied | 66% |
| Built Before 2000 | 23% |
| Avg. Rooms per Home | 5.2 |
| Elevation | 22 metres |
| Eircode Area | F91 |
| Dist. to Sligo | 4.6 km |
| Location | Inland |
| Coordinates | 54.3183°N, 8.4767°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Markree, 16 km).
Weather & Climate in Rathcormac
Weather data from Met Eireann (Markree station, 16 km from Rathcormac). 5-year average (2019–2023).
Solar Suitability in Rathcormac
96% of dwellings in Rathcormac are houses or bungalows, making the area highly suited for rooftop solar panels. 66% of homes are owner-occupied — homeowners can apply directly for the SEAI grant.
Renewable Energy Potential in Rathcormac
Rathcormac is a town in Co. Sligo with a population of 1,957 (CSO Census 2022). It is conveniently close to Sligo (4.6 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Rathcormac is F91. You'll need your full Eircode when applying for the SEAI grant. According to the 2022 Census, Rathcormac has 661 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 2,864 kWh per year (716 kWh/kWp). The area has higher rainfall (1332 mm/yr), with a mean temperature of 9.8°C.
Why Go Solar in Rathcormac?
Save on Electricity Bills
Homeowners in Rathcormac can save an estimated €859+ per year on electricity with a 4kWp solar system generating 3,388 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 Rathcormac today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Rathcormac Residents
Homeowners in Rathcormac, Co. Sligo 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 Sligo
SEAI registered solar panel installers covering Sligo.
Top Rated Solar Installers Near Rathcormac
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Rathcormac solar panel questions answered
How much do solar panels cost in Rathcormac?
A 4kWp system in Rathcormac 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 3,388 kWh/year, paying for itself in 4-6 years.
How do I get the SEAI grant in Rathcormac?
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.
What size solar system do I need for my home in Rathcormac?
Most homes in Rathcormac benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 68% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
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 I get solar panels on an east or west facing roof in Rathcormac?
Yes. East or west-facing roofs still produce 80-85% of the output of a south-facing roof. Many installers recommend splitting panels across east and west to spread generation throughout the day, which can actually improve self-consumption.
How much electricity will solar panels generate in Rathcormac?
Based on Sligo county data, a 4kWp system in Rathcormac generates approximately 3,388 kWh per year, covering 68% of average household use (4,200 kWh/year). Sligo receives around 1,150 sunshine hours annually.
What is the Microgeneration Support Scheme?
The Microgeneration Support Scheme allows homeowners to sell surplus solar electricity back to the grid at 15-25c/kWh. You need a smart meter (free from ESB Networks) and a grid-connected system. The first €400/year of export income is tax-free.
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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