Solar Panels in Castleblayney, Co. Monaghan
Castleblayney, Co. Monaghan, receives 1,200+ sunshine hours per year — ideal conditions for solar energy. A 4kWp system generates approximately 3,364 kWh annually, covering 80% of average household electricity use and saving an estimated €1009+ 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.
Castleblayney solar yield and performance data
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Population
Eircode Area
Dist. to Monaghan
Location
Based on county-level solar data for Monaghan. Actual output varies by roof orientation, shading, and system specification.
Castleblayney and Renewable Energy
Castleblayney is a town in Co. Monaghan with a population of 3,926 (CSO Census 2022). It is a short drive from Monaghan (20.8 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Castleblayney is A82 — you'll need your full Eircode when applying for the SEAI grant.
Why Go Solar in Castleblayney?
Save on Electricity Bills
Homeowners in Castleblayney can save an estimated €1009+ per year on electricity with a 4kWp solar system generating 3,364 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 Castleblayney today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Castleblayney Residents
Homeowners in Castleblayney, Co. Monaghan 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 Monaghan
SEAI registered solar panel installers covering Monaghan.
Nearby Towns Also Served
Also serving nearby areas in Monaghan:
Find Solar Installers in Monaghan
Browse SEAI-registered installers covering Castleblayney and all of Monaghan.
Frequently Asked Questions About Solar Panels in Castleblayney
How much do solar panels cost in Castleblayney?
A 4kWp system in Castleblayney 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 3,364 kWh/year, paying for itself in 4-6 years.
How much electricity will solar panels generate in Castleblayney?
Based on Monaghan county data, a 4kWp system in Castleblayney generates approximately 3,364 kWh per year — covering 80% of average household use (4,200 kWh/year). Monaghan receives around 1,200 sunshine hours annually.
Are solar panels worth it in Castleblayney?
Yes. With estimated savings of €1009+ per year, the €1,800 SEAI grant, 0% VAT, and export income of 15-25c/kWh, a solar system in Castleblayney pays for itself in 4-6 years and lasts 25+ years.
What is the payback period for solar panels in Castleblayney?
With a net cost of €3,200-€6,200 after the SEAI grant and savings of €1009+ per year plus export income, a typical solar system in Castleblayney pays for itself in 4-6 years. After payback, you get 20+ years of near-free electricity.
Do solar panels increase property value in Castleblayney?
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 Castleblayney is a long-term investment in your property.
What size solar system do I need for my home in Castleblayney?
Most homes in Castleblayney benefit from a 3-6 kWp system. A 4kWp system (10 panels) covers 80% of average household electricity use. Your installer will assess your roof space, orientation, and energy usage to recommend the optimal size.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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