Solar Panels in Drumkeen, Co. Donegal
Drumkeen is a village in Co. Donegal with a population of around 333. Located 9.8 km from Letterkenny, the area has a solar yield of 720 kWh/kWp. A 4kWp solar system generates approximately 2,880 kWh annually, saving an estimated €864+ 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 Drumkeen?
| Solar Metric | Value |
|---|---|
| Solar Yield | 720 kWh/kWp |
| 4kWp System Output | 2,880 kWh/yr |
| Sunshine Hours | 1,175 hrs/yr |
| Est. Annual Savings | €864+ |
| Household Coverage | 69% of avg use |
Solar yield calculated for Drumkeen (54.87°N, 7.75°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Drumkeen
kWh per month (4kWp system)
Drumkeen at a Glance
| Area Data | Value |
|---|---|
| Population | 333 (Census 2022) |
| Households | 125 |
| Houses/Bungalows | 100% of dwellings |
| Owner-Occupied | 71% |
| Built Before 2000 | 55% |
| Avg. Rooms per Home | 5.5 |
| Elevation | 109 metres |
| Eircode Area | F92 |
| Dist. to Letterkenny | 9.8 km |
| Location | Inland |
| Coordinates | 54.8681°N, 7.7499°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Finner, 52.3 km).
Weather & Climate in Drumkeen
Weather data from Met Eireann (Finner station, 52.3 km from Drumkeen). 5-year average (2019–2023).
Solar Suitability in Drumkeen
100% of dwellings in Drumkeen are houses or bungalows, making the area highly suited for rooftop solar panels. 71% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 55% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
Drumkeen and Renewable Energy
Drumkeen is a village in Co. Donegal with a population of 333 (CSO Census 2022). It is conveniently close to Letterkenny (9.8 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Drumkeen is F92. You'll need your full Eircode when applying for the SEAI grant. According to the 2022 Census, Drumkeen has 125 households, of which 100% are houses or bungalows — well suited for rooftop solar panels. Based on satellite data for this location, a 4kWp solar system generates approximately 2,880 kWh per year (720 kWh/kWp). The area has higher rainfall (1246 mm/yr), with a mean temperature of 10.4°C.
What Drumkeen homeowners gain from solar
Save on Electricity Bills
Homeowners in Drumkeen can save an estimated €864+ 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 Drumkeen today will generate clean electricity for 25-30 years with minimal maintenance.
How to claim the SEAI grant in Drumkeen
Homeowners in Drumkeen, 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 Drumkeen
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Frequently Asked Questions About Solar Panels in Drumkeen
How much do solar panels cost in Drumkeen?
A 4kWp system in Drumkeen 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.
Do solar panels work in winter in Donegal?
Yes, solar panels generate electricity all year round. While output is lower in winter, Donegal still receives usable daylight hours even in December. Annual generation figures (3,268 kWh for a 4kWp system) already account for seasonal variation.
How does shading affect solar panels in Drumkeen?
Shading from trees, chimneys, or nearby buildings can reduce output significantly. Modern systems use optimisers or microinverters so that shading on one panel doesn't drag down the whole system. Your installer will assess shading during the site survey.
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.
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.
Do solar panels increase property value in Drumkeen?
Yes. Solar panels improve your BER rating and can increase property value by up to 4%. Buyers increasingly look for energy-efficient homes with lower running costs. A solar system in Drumkeen is a long-term investment in your property.
Are solar panels worth it in Drumkeen?
Yes. With estimated savings of €864+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Drumkeen pays for itself in 4-6 years and lasts 25+ years.
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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