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Solar Panels in Wexford

Solar panels in Wexford are a strong investment. County Wexford is Ireland's number one county for solar energy, generating 965 kWh per kWp — 9.2% above the national average. Wexford enjoys the most sunshine in Ireland at around 1,540 hours per year, with Rosslare recording over 1,600 hours. The county had 1,278 SEAI installations in 2025, and a 4kWp system here generates approximately 3,860 kWh annually.

SEAI Grant up to €1,8000% VATSell Excess Energy

Solar panels in Wexford: energy potential and output

MetricValue
Solar Yield965 kWh/kWp
4kWp Output3,860 kWh/yr
Sunshine Hours1,540 hrs/yr
Rainfall1,035 mm/yr
Household Coverage92% of avg use
National Rank#1 of 26 counties
SEAI Installs (2025)1,278
Bar chart showing typical monthly solar panel output distribution in Wexford, Ireland. Summer months (May-July) produce the highest output at 13-14% each, while winter months (December-January) produce 2-3% each.kWhJanFebMarAprMayJunJulAugSepOctNovDec
Monthly solar generation pattern for a 4kWp system in Wexford (3,860 kWh/year total)

How solar panels save money in Wexford

Save on Electricity Bills

A 4kWp solar system in Wexford generates approximately 3,860 kWh per year, covering 92% of average household use and saving an estimated €1158+ 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.

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 Wexford, a typical system pays for itself in 4-6 years, leaving 20+ years of near-free electricity.

Top Solar Potential

Wexford ranks #1 in Ireland for solar generation. The sunny southeast and south enjoy Ireland's best solar conditions, making solar panels a particularly strong investment here.

What SEAI solar grants are available in Wexford?

The Sustainable Energy Authority of Ireland (SEAI) offers grants for homeowners in Wexford to install solar PV panels. The grant was confirmed at €1,800 maximum for 2026. In 2025, 1,278 homes in Wexford received SEAI solar grants.

System SizeGrant AmountTypical 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.

Solar panel cost breakdown for Wexford: Starting from 6,000, minus €1,800 SEAI grant and 1,000 VAT saving, equals net cost of 3,200.

Typical 4kWp System Cost Breakdown

System Cost6,000
SEAI Grant1,800
0% VAT Saving1,000
Net Cost3,200

Based on average 4kWp installation costs in Wexford. Actual costs vary by installer and roof type.

Solar Installers in Wexford

SEAI registered solar panel installers covering Wexford.

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Frequently Asked Questions About Solar Panels in Wexford

How much do solar panels cost in Wexford?

A typical 4kWp solar panel system in Wexford 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 3,860 kWh per year, paying for itself in 4-6 years.

How much electricity will solar panels generate in Wexford?

Wexford receives approximately 1,540 sunshine hours per year, ranking #1 out of 26 counties for solar potential. A standard 4kWp system generates around 3,860 kWh annually, covering 92% of average household electricity consumption (4,200 kWh/year).

Are solar panels worth it in Wexford?

Yes. At 965 kWh per kWp, solar panels in Wexford generate significant returns. With the €1,800 SEAI grant, 0% VAT, and electricity savings of approximately €1158+ per year plus export income, a typical system pays for itself in 4-6 years and lasts 25+ years.

Does Wexford get enough sun for solar panels?

Ireland receives enough solar radiation for panels to work effectively year-round. Wexford gets around 1,540 sunshine hours per year with approximately 1,035mm 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 Wexford?

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.

What does solar panel installation involve in Wexford?

Solar panel installation in Wexford typically takes 1–2 days for a standard 4kWp residential system. An SEAI-registered installer will survey your roof, install mounting rails, fit 10–12 panels, wire in a hybrid inverter, and connect to your meter. A post-installation BER assessment is required to release the SEAI grant. Most homes in Wexford don’t need planning permission.

What is the total cost of solar panels in Wexford after the SEAI grant?

The total cost of a 4kWp solar panel system in Wexford is typically €5,000–€8,000 before grants. After the €1,800 SEAI grant (and with 0% VAT already applied), the net cost is €3,200–€6,200. This includes panels, inverter, mounting, wiring, and BER assessment. At 965 kWh/kWp in Wexford, the system pays for itself in 4–6 years.

Which Wexford towns get the most solar energy?

Solar yield varies by location within Wexford. These rankings are based on PVGIS data for each town, showing estimated output from a typical 4kWp system.

RankTownSolar Yield (kWh/kWp)Est. Annual Output (4kWp)
1Killinick9083,632 kWh
2Piercestown9083,632 kWh
3Cleariestown9043,616 kWh
4Murrintown9043,616 kWh
5Clonard8963,584 kWh
6Coolcotts8963,584 kWh
7Mulgannon8963,584 kWh
8Wexford Town8963,584 kWh
9Barntown8913,564 kWh
10Broadway8883,552 kWh

Solar yield is calculated at optimal south-facing tilt angle. Actual output depends on roof orientation, shading, and panel efficiency.

Solar panel coverage across Wexford

Find solar panel information for 73 towns and villages across Wexford. Click any location for local details.

Solar Panel Guide for Wexford

Why Wexford is Ireland's solar capital

Wexford's southeast corner position gives it a unique advantage: the combination of low altitude, proximity to the coast, and distance from Atlantic weather systems means it receives more direct sunlight than anywhere else in Ireland. Rosslare Strand consistently records 1,600+ sunshine hours — comparable to parts of northern France. This isn't just about total hours; Wexford also has Ireland's lowest cloud cover index, meaning the sunshine it gets tends to be direct rather than diffuse, which is more efficient for solar panels.

Strong agricultural solar uptake in Wexford

Wexford is one of Ireland's premier tillage and soft fruit counties. Farms here have been early adopters of solar under TAMS III, particularly grain drying operations in the Enniscorthy and New Ross areas. Several Wexford dairy farms have installed 30–50kWp systems to power milking parlours and bulk tanks during peak sunshine hours. The flat, open farmland across south Wexford provides ideal conditions for both rooftop and ground-mounted agricultural systems.

Coastal wind and panel efficiency

A lesser-known advantage for Wexford is its consistent coastal breeze. Solar panels lose efficiency as they heat up — roughly 0.3% per degree Celsius above 25°C. Wexford's coastal winds keep panel surface temperatures lower than sheltered inland counties, meaning the panels operate closer to their rated efficiency for longer periods. This effect is most noticeable during the summer months when panels in sheltered locations can reach 50–60°C on hot days.

Wexford's growing solar installer base

Wexford now has a healthy cluster of SEAI-registered installers based locally, reducing installation costs compared to relying on Dublin or Waterford-based companies. The county's status as Ireland's top solar county has attracted installers to set up locally, meaning shorter wait times and lower travel surcharges. Several Wexford installers specialise in older rural properties with slate roofs, which require different mounting systems than modern truss roofs.

Find Solar Installers in Wexford

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Solar Installer Reviews in Wexford

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Check Your SEAI Grant Eligibility

Answer 7 quick questions to see which SEAI grants your home in Wexford qualifies for.

Solar Panels in Neighbouring Counties

Explore solar panel information for counties near Wexford.

Solar Guides for Wexford

Sources

Last updated: March 2026

Fact-checked by John Rooney, Solar Energy Editor. Editorial policy

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