Solar Panels in Prosperous, Co. Kildare
Located just 9.9 km from Naas, Prosperous has a solar yield of 773 kWh/kWp (ideal conditions for solar energy). A 4kWp system generates approximately 3,092 kWh annually, covering 74% of average household electricity use and saving an estimated €928+ 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.
Prosperous solar yield and performance data
| Solar Metric | Value |
|---|---|
| Solar Yield | 773 kWh/kWp |
| 4kWp System Output | 3,092 kWh/yr |
| Sunshine Hours | 1,514 hrs/yr |
| Est. Annual Savings | €928+ |
| Household Coverage | 74% of avg use |
Solar yield calculated for Prosperous (53.29°N, 6.75°W) using PVGIS satellite data. Actual output varies by roof orientation, shading, and system specification.
Monthly Solar Output in Prosperous
kWh per month (4kWp system)
Prosperous at a Glance
| Area Data | Value |
|---|---|
| Population | 2,413 (Census 2022) |
| Households | 795 |
| Houses/Bungalows | 98% of dwellings |
| Owner-Occupied | 70% |
| Built Before 2000 | 59% |
| Avg. Rooms per Home | 5.9 |
| Elevation | 90 metres |
| Eircode Area | W91 |
| Dist. to Naas | 9.9 km |
| Location | Inland |
| Coordinates | 53.2882°N, 6.7520°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Casement Aerodrome, 20.9 km).
Weather & Climate in Prosperous
Weather data from Met Eireann (Casement Aerodrome station, 20.9 km from Prosperous). 5-year average (2019–2023).
Solar Suitability in Prosperous
98% of dwellings in Prosperous are houses or bungalows, making the area highly suited for rooftop solar panels. 70% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 59% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
Going Solar in Prosperous
Prosperous is a town in Co. Kildare with a population of 2,413 (CSO Census 2022). It is conveniently close to Naas (9.9 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Prosperous is W91. You'll need your full Eircode when applying for the SEAI grant. According to the 2022 Census, Prosperous has 795 households, of which 98% are houses or bungalows — well suited for rooftop solar panels. Based on satellite data for this location, a 4kWp solar system generates approximately 3,092 kWh per year (773 kWh/kWp). The area has relatively low rainfall (804 mm/yr), with a mean temperature of 10.2°C.
Solar panel benefits in Prosperous, Kildare
Save on Electricity Bills
Homeowners in Prosperous can save an estimated €928+ per year on electricity with a 4kWp solar system generating 3,540 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 Prosperous today will generate clean electricity for 25-30 years with minimal maintenance.
Prosperous SEAI solar PV grant details
Homeowners in Prosperous, Co. Kildare 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 Kildare
SEAI registered solar panel installers covering Kildare.
Top Rated Solar Installers Near Prosperous
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Solar Panel FAQs for Prosperous
How much do solar panels cost in Prosperous?
A 4kWp system in Prosperous 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 3,540 kWh/year, paying for itself in 4-6 years.
What is the payback period for solar panels in Prosperous?
With a net cost of €3,200-€6,200 after the SEAI grant and savings of €928+ per year plus export income, a typical solar system in Prosperous pays for itself in 4-6 years. After payback, you get 20+ years of near-free electricity.
Do solar panels increase property value in Prosperous?
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 Prosperous is a long-term investment in your property.
Can I get solar panels on an east or west facing roof in Prosperous?
Yes. East or west-facing roofs still produce 80-85% of the output of a south-facing roof. Many installers recommend splitting panels across east and west to spread generation throughout the day, which can actually improve self-consumption.
How do I get the SEAI grant in Prosperous?
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 roof direction is best for solar panels in Prosperous?
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 long does solar panel installation take?
A typical residential installation takes 1-2 days. This includes scaffolding, mounting the panels, wiring, inverter installation, and connecting to the grid. Your installer handles the ESB Networks notification (NC6 form).
Sources
- SEAI — Solar Electricity Grant
- SEAI — Find a Registered Professional
- Revenue — 0% VAT on Solar Panels
- PVGIS — EU Joint Research Centre (solar irradiance data)
- CSO — Census of Population 2022
- Met Eireann — Climate Data
Last updated: March 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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