Solar Panels in Portrane, Co. Dublin
Portrane is a small town in Co. Dublin with a population of around 1,262. Located 18.7 km from Dublin, the area has a solar yield of 915 kWh/kWp. A 4kWp solar system generates approximately 3,660 kWh annually, saving an estimated €1098+ per year. The SEAI grant of up to €1,800 and 0% VAT bring the net cost to €6,500–€7,200.
How productive are solar panels in Portrane?
| Solar Metric | Value |
|---|---|
| Solar Yield | 915 kWh/kWp |
| 4kWp System Output | 3,660 kWh/yr |
| Sunshine Hours | 1,500 hrs/yr |
| Est. Annual Savings | €1098+ |
| Household Coverage | 87% of avg use |
Based on county-level solar data for Dublin. Actual output varies by roof orientation, shading, and system specification.
Portrane at a Glance
| Area Data | Value |
|---|---|
| Population | 1,262 (Census 2022) |
| Houses/Bungalows (Co. Dublin avg.) | 95% of dwellings |
| Owner-Occupied (Co. Dublin avg.) | 77% |
| Built Before 2000 (Co. Dublin avg.) | 85% |
| Avg. Rooms per Home (Co. Dublin avg.) | 5.7 |
| Elevation | 6 metres |
| Eircode Area | K56 |
| Dist. to Dublin | 18.7 km |
| Location | Inland |
| Coordinates | 53.4934°N, 6.1123°W |
Population and housing data: CSO Census 2022. Weather data: Met Eireann (Dublin Airport, 11.2 km).
Weather & Climate in Portrane
Weather data from Met Eireann (Dublin Airport station, 11.2 km from Portrane). 5-year average (2019–2023).
Solar Suitability in Portrane
Across Co. Dublin, 95% of dwellings are houses or bungalows, making the area highly suited for rooftop solar panels. 77% of homes are owner-occupied — homeowners can apply directly for the SEAI grant. 85% of homes were built before 2000, qualifying for the SEAI solar grant (homes built and occupied before 2021 are eligible).
About Solar Energy in Portrane
Portrane is a small town in Co. Dublin with a population of 1,262 (CSO Census 2022). It is a short drive from Dublin (18.7 km), where most SEAI-registered installers in the county are based. The Eircode routing key for Portrane is K56. You'll need your full Eircode when applying for the SEAI grant. Across the wider Dublin area, 95% of dwellings are houses or bungalows and 77% are owner-occupied (Census 2022). Homeowners in Portrane with a south, east, or west-facing roof are well positioned for solar panels. The area receives around 1,500 sunshine hours annually, allowing a 4kWp solar system to generate approximately 3,660 kWh per year. The area has relatively low rainfall (798 mm/yr), with a mean temperature of 9.9°C.
Benefits of Solar Panels in Portrane
Save on Electricity Bills
Homeowners in Portrane can save an estimated €1098+ per year on electricity with a 4kWp solar system generating 3,660 kWh annually.
Top Solar County in Ireland
Co. Dublin ranks #4 in Ireland for solar yield with 915 kWh/kWp. Homes in Portrane benefit from some of the best solar conditions in the country.
25+ Year Lifespan
A system installed in Portrane today will generate clean electricity for 25-30 years with minimal maintenance.
Government Support for Solar in Portrane
Homeowners in Portrane, Co. Dublin can claim up to €1,800 from the SEAI solar PV grant (2026). Combined with 0% VAT, the net cost of a 4kWp system is typically€6,500–€7,200.
375 SEAI-registered solar installers serve Portrane, Co. Dublin. Compare installers in Dublin or read verified reviews.
Solar Installers Serving Portrane
SEAI registered solar panel installers covering Portrane, Co. Dublin.
Clover Energy Systems LTD
dublin
K&T Solar PV Solutions Ltd
carlow, cavan, clare +23 more
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What Portrane homeowners ask about solar
How much do solar panels cost in Portrane?
A 4.4 kWp system in Portrane typically costs €8,300–€9,000 before grants. After the €1,800 SEAI grant and 0% VAT, the net cost is €6,500–€7,200. The system generates approximately 3,660 kWh/year, paying for itself in 4-6 years.
How does shading affect solar panels in Portrane?
Shading from trees, chimneys, or nearby buildings can reduce output significantly. Modern systems use optimisers or microinverters so that shading on one panel doesn't drag down the whole system. Your installer will assess shading during the site survey.
Do solar panels work in winter in Dublin?
Yes, solar panels generate electricity all year round. While output is lower in winter, Dublin still receives usable daylight hours even in December. Annual generation figures (3,660 kWh for a 4kWp system) already account for seasonal variation.
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).
What happens to my solar panels if I move house in Portrane?
Solar panels stay with the property as a permanent fixture. They add value to your home for the next buyer. The SEAI grant does not need to be repaid if you sell. Your installer can transfer monitoring accounts to the new owner.
How much electricity will solar panels generate in Portrane?
Based on Dublin county data, a 4kWp system in Portrane generates approximately 3,660 kWh per year, covering 87% of average household use (4,200 kWh/year). Dublin receives around 1,500 sunshine hours annually.
What is a BER assessment and do I need one?
A Building Energy Rating (BER) assessment is required after installing solar panels to claim the SEAI grant. A BER assessor visits your home and rates its energy efficiency from A1 to G. Solar panels typically improve your BER by 1-2 grades. The assessment costs around €150-€200.
Can you go off-grid with solar in Portrane?
Fully off-grid setups are rare in Portrane. Most homes stay grid-connected and sell surplus back through the Microgeneration Support Scheme. A hybrid inverter with 10-20 kWh of battery storage covers evenings and power cuts, which is what most people searching "off-grid" actually want. A true off-grid system needs a much larger array and battery bank, and you lose the grant-supported export income.
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: August 2026
Fact-checked by John Rooney, Solar Energy Editor. Editorial policy
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