Solar Panels in Castleshane, Co. Monaghan
Located just 5.6 km from Monaghan, Castleshane 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.
Castleshane solar yield and performance data
Solar Yield
4kWp Output
Sunshine
Est. Savings
Household Coverage
Eircode Area
Dist. to Monaghan
Location
Based on county-level solar data for Monaghan. Actual output varies by roof orientation, shading, and system specification.
Castleshane and Renewable Energy
Castleshane is a area near the county town in Co. Monaghan. It is conveniently close to Monaghan (5.6 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Castleshane is A81 — you'll need your full Eircode when applying for the SEAI grant.
Why Go Solar in Castleshane?
Save on Electricity Bills
Homeowners in Castleshane 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 Castleshane today will generate clean electricity for 25-30 years with minimal maintenance.
SEAI Solar Grant for Castleshane Residents
Homeowners in Castleshane, 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 Castleshane and all of Monaghan.
Frequently Asked Questions About Solar Panels in Castleshane
How much do solar panels cost in Castleshane?
A 4kWp system in Castleshane 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 Castleshane?
Based on Monaghan county data, a 4kWp system in Castleshane 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 Castleshane?
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 Castleshane pays for itself in 4-6 years and lasts 25+ years.
What roof direction is best for solar panels in Castleshane?
South-facing roofs produce the most electricity (100% of potential). South-east and south-west roofs produce around 95%. East or west-facing roofs still produce 80-85%. North-facing roofs are generally not recommended for solar panels in Ireland.
How do I get the SEAI grant in Castleshane?
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.
Do solar panels work in winter in Monaghan?
Yes, solar panels generate electricity all year round. While output is lower in winter, Monaghan still receives usable daylight hours even in December. Annual generation figures (3,364 kWh for a 4kWp system) already account for seasonal variation.
Sources
Last updated: February 2026
Reviewed by the Solar Info editorial team. Editorial policy
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