Solar Panels in Longford
County Longford generates 854 kWh per kWp from solar panels. While below the national average, a 4kWp system still produces approximately 3,416 kWh per year — covering 81% of average household consumption. Longford's flat midlands terrain means minimal shading from hills, and the county saw steady growth in SEAI installations through 2024.
Solar generation statistics for Longford
Solar Yield
4kWp Output
Sunshine
Rainfall
Household Coverage
National Rank
SEAI Installs
Benefits of Solar Energy in Longford
Save on Electricity Bills
A 4kWp solar system in Longford generates approximately 3,416 kWh per year, covering 81% of average household use and saving an estimated €1025+ annually.
SEAI Grant — Up to €1,800
Get up to €1,800 back from SEAI for your solar installation. The grant is available for homes built and occupied before 2021. No means testing — it's property-based.
0% VAT Saves ~€1,000
Since May 2023, residential solar panel installations are zero-rated for VAT. This saves approximately €1,000 on a typical installation compared to the old 13.5% rate.
Earn from Excess Energy
Sell surplus electricity back to the grid at 15-25c/kWh through Ireland's Microgeneration Support Scheme. The first €400/year of export income is tax-free.
Excellent Solar Conditions
Longford's location in Leinster means above-average sunshine hours. Southern and eastern counties consistently see Ireland's best solar panel performance.
Increase Property Value
Solar panels improve your BER rating and can increase your property value by up to 4%. Buyers increasingly look for energy-efficient homes with lower running costs.
25+ Year Lifespan
Modern solar panels last 25-30 years with minimal maintenance. In Longford, a typical system pays for itself in 4-6 years, leaving 20+ years of near-free electricity.
What SEAI solar grants are available in Longford?
The Sustainable Energy Authority of Ireland (SEAI) offers grants for homeowners in Longford to install solar PV panels. The grant was confirmed at €1,800 maximum for 2026. In 2024, 181 homes in Longford received SEAI solar grants.
| 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 |
Net costs include 0% VAT. Actual costs vary by installer and roof type. All prices are after SEAI grant deduction.
Typical 4kWp System Cost Breakdown
Based on average 4kWp installation costs in Longford. Actual costs vary by installer and roof type.
Solar Installers in Longford
SEAI registered solar panel installers covering Longford.
Where can you find solar panels in Longford?
Find solar panel information for 42 towns and villages across Longford. Click any location for local details.
Find Solar Installers in Longford
Browse SEAI-registered solar panel installers covering Longford. Compare reviews and get quotes.
Solar Panels in Neighbouring Counties
Explore solar panel information for counties near Longford.
Frequently Asked Questions About Solar Panels in Longford
How much do solar panels cost in Longford?
A typical 4kWp solar panel system in Longford costs between €5,000-€8,000 before the SEAI grant. After the €1,800 grant and with 0% VAT, the net cost is typically €3,200-€6,200. The system generates approximately 3,416 kWh per year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Longford?
Longford receives approximately 1,285 sunshine hours per year, ranking #20 out of 26 counties for solar potential. A standard 4kWp system generates around 3,416 kWh annually — covering 81% of average household electricity consumption (4,200 kWh/year).
Are solar panels worth it in Longford?
Yes. At 854 kWh per kWp, solar panels in Longford generate significant returns. With the €1,800 SEAI grant, 0% VAT, and electricity savings of approximately €1025+ per year plus export income, a typical system pays for itself in 4-6 years and lasts 25+ years.
Does Longford get enough sun for solar panels?
Ireland receives enough solar radiation for panels to work effectively year-round. Longford gets around 1,285 sunshine hours per year with approximately 1,025mm of annual rainfall. Solar panels also generate electricity on cloudy days — just at reduced output. Germany, which has similar sunshine levels to Ireland, is one of the world's largest solar markets.
How long does solar panel installation take?
Most residential installations are completed in 1-2 days. The full process — from SEAI grant application to completed installation — typically takes 4-8 weeks. You must receive your SEAI Letter of Offer before any work begins.
Do I need planning permission for solar panels?
Most residential installations are exempt from planning permission, provided panels don't project more than 15cm from the roof surface and don't cover more than 50% of total roof area. Listed buildings and conservation areas may require permission.
Can I sell excess electricity back to the grid?
Yes. Under Ireland's Microgeneration Support Scheme, you sell surplus electricity at 15-25c per kWh depending on your supplier. You need a smart meter (ESB Networks installs these for free). The first €400/year of export income is tax-free.
How do I apply for the SEAI solar grant in Longford?
Apply online at seai.ie. You need an SEAI-registered installer, your MPRN (from your electricity bill), and your Eircode. Do not start work before receiving your Letter of Offer. After installation, a BER assessment is required. The grant is paid directly to your bank account within 4-6 weeks.
Sources
- SEAI — Solar Electricity Grant
- SEAI — Find a Registered Professional
- SEAI — Microgeneration Statistics
- Revenue — 0% VAT on Solar Panels
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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