Solar Panels in Allenagh, Co. Longford
Located just 3.1 km from Longford, Allenagh receives 1,285+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,416 kWh annually, covering 81% of average household electricity use and saving an estimated €1025+ 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.
How much solar energy can you generate in Allenagh?
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Longford
Location
Based on county-level solar data for Longford. Actual output varies by roof orientation, shading, and system specification.
Solar Power in Allenagh, Co. Longford
Allenagh is a area near the county town in Co. Longford. It is conveniently close to Longford (3.1 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Allenagh is N37 — you'll need your full Eircode when applying for the SEAI grant.
Advantages of Solar Energy for Allenagh Homeowners
Save on Electricity Bills
Homeowners in Allenagh can save an estimated €1025+ per year on electricity with a 4kWp solar system generating 3,416 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 Allenagh today will generate clean electricity for 25-30 years with minimal maintenance.
What SEAI grants can Allenagh homeowners claim?
Homeowners in Allenagh, Co. Longford 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 Longford
SEAI registered solar panel installers covering Longford.
Solar Panels in Areas Near Allenagh
Also serving nearby areas in Longford:
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Common Questions About Going Solar in Allenagh
How much do solar panels cost in Allenagh?
A 4kWp system in Allenagh 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 3,416 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Allenagh?
Based on Longford county data, a 4kWp system in Allenagh generates approximately 3,416 kWh per year — covering 81% of average household use (4,200 kWh/year). Longford receives around 1,285 sunshine hours annually.
Are solar panels worth it in Allenagh?
Yes. With estimated savings of €1025+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Allenagh pays for itself in 4-6 years and lasts 25+ years.
How do I get the SEAI grant in Allenagh?
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 is the difference between solar PV and solar thermal?
Solar PV panels generate electricity from sunlight. Solar thermal panels heat water directly. For most Irish homes, solar PV is the better investment — it's more versatile, qualifies for the SEAI grant, and you can sell excess electricity. Solar thermal only heats water.
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.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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