SEAI Grant in Galway2026 Guide

Homeowners in Galway can claim the SEAI solar grant of up to €1,800 when installing solar panels in Galway. A 4kWp system here generates 3,544 kWh per year — saving an estimated €985 annually and paying for itself in 5.3 years after the grant. Galway performs 0.2% above the national average for solar yield, ranking #13 of 26 counties.

Grant up to €1,800
3,544 kWh/yr
#13 of 26 counties

Last updated February 2026.

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How much can you save with the SEAI grant in Galway?

€1,800
for 4 kWp system

SEAI Grant

26%
of system cost

Grant Covers

€985
electricity + export

Annual Savings

5.3 yrs
after SEAI grant

Payback Period

€19,425
net profit

25-Year Return

3,544
kWh/yr

4kWp Generation

84%
of avg 4,200 kWh

Household Coverage

+0.2%
884 kWh/kWp base

vs National Avg

What is the SEAI grant breakdown for Galway?

The SEAI solar grant in Galway follows the national rate: €700/kWp for the first 2 kWp and €200/kWp for additional capacity up to 4 kWp. Here's what solar panels in Galway cost and save at each system size, based on 886 kWh/kWp local generation.

System SizeSEAI GrantGross CostNet CostAnnual SavingsPayback
2 kWp (5 panels)1,4003,5002,1004934.3 years
3 kWp (7 panels)1,6005,2503,6507394.9 years
4 kWp (10 panels)1,8007,0005,2009855.3 years
6 kWp (14 panels)1,80010,5008,7001,4785.9 years

Based on €1750/kWp system cost, 886 kWh/kWp generation in Galway, 55% self-consumption, electricity at 35c/kWh, export at 19c/kWh. Costs at 0% VAT.

How popular is solar energy in Galway?

1,929 homes in Galway received SEAI solar grants in 2024, ranking the county #13 out of 26 for solar potential.

Galway is in the Connacht region, receiving approximately 1,182 sunshine hours per year with 1,184mm annual rainfall.

At 886 kWh per kWp, solar panels in Galway generate 0.2% more than the national average — but with the SEAI grant covering 26% of costs, the investment pays back in 5.3 years regardless.

Sunshine Hours1,182 hrs/yr
Rainfall1,184 mm/yr
Solar Yield886 kWh/kWp
National Rank#13 of 26

How does Galway compare to other Connacht counties for solar?

How Galway's solar potential and SEAI grant returns compare to other counties in Connacht.

CountySolar Yield4kWp OutputAnnual SavingsPaybackRank
Galway886 kWh/kWp3,544 kWh985/yr5.3 yrs#13
Roscommon867 kWh/kWp3,468 kWh964/yr5.4 yrs#19
Sligo847 kWh/kWp3,388 kWh942/yr5.5 yrs#21
Leitrim842 kWh/kWp3,368 kWh936/yr5.6 yrs#22
Mayo841 kWh/kWp3,364 kWh935/yr5.6 yrs#23

Do you qualify for the SEAI grant in Galway?

The SEAI solar grant applies equally across all 26 ROI counties. Here's a quick check for Galway homeowners.

You qualify if:

  • ✓ Home built and occupied before 2021
  • ✓ You are the property owner
  • ✓ No previous solar PV grant claimed at this MPRN
  • ✓ You use an SEAI-registered installer

You don't qualify if:

  • ✗ Home built in 2021 or later
  • ✗ You are a tenant (owners only)
  • ✗ A solar PV grant was already claimed at this address
  • ✗ Work started before receiving the Letter of Offer

How to apply

  1. Get quotes from 2–3 SEAI-registered installers covering Galway
  2. Apply online at seai.ie with your MPRN and Eircode
  3. Receive your Letter of Offer — do not start work before this
  4. Complete installation and post-works BER assessment
  5. Grant paid to your bank within 4–6 weeks

What other solar supports are available in Galway?

0% VAT

Residential solar installations are zero-rated for VAT since May 2023. On a €7,000 system in Galway, this saves approximately €945 compared to the old 13.5% rate.

Feed-in Tariff

A 4 kWp system in Galway exports approximately 1,595 kWh/year to the grid, earning around €303/year at current rates. The first €400/year of export income is tax-free until end 2028.

Tax-Free Income

The first €400 of annual microgeneration income is exempt from income tax, USC, and PRSI. This exemption was extended to end 2028 in Budget 2026.

Solar Panels in Galway

Full county guide — local data, installers, and town-level info.

Installers in Galway

Browse SEAI-registered solar installers covering Galway.

Solar Calculator

Calculate your exact savings, payback, and export income.

Full SEAI Grant Guide

Complete 2026 guide — residential, commercial, application process.

Frequently Asked Questions About SEAI Grants in Galway

How much is the SEAI solar grant in Galway?

The SEAI grant in Galway is the same as the rest of Ireland — up to €1,800 for a 4 kWp+ system. This solar grant covers 26% of a typical 4 kWp system cost (€7,000) for solar panels in Galway. The grant rate is €700/kWp for the first 2 kWp and €200/kWp for the next 2 kWp.

What is the payback period for solar panels in Galway?

A 4 kWp system in Galway has an estimated payback of 5.3 years. This is based on 3,544 kWh annual generation, €985 yearly savings (electricity + export), and a net cost of €5,200 after the €1,800 SEAI grant.

How much can I save with solar panels in Galway?

A 4 kWp system in Galway saves approximately €985 per year — €682 from reduced electricity bills and €303 from exporting surplus to the grid. Over 25 years, that's a net return of approximately €19,425.

How does Galway compare to other counties for solar?

Galway generates 886 kWh per kWp installed, which is 0.2% above the national average of 884 kWh/kWp, ranking #13 out of 26 counties. 1,182 sunshine hours and 1,184mm rainfall per year.

Do I qualify for the SEAI grant in Galway?

If your home in Galway was built and occupied before 2021, you are the property owner, and no solar PV grant has been claimed at your MPRN before, you qualify. There is no means testing. You must use an SEAI-registered installer and apply before any work begins.

How much electricity will solar panels export in Galway?

A 4 kWp system in Galway generates 3,544 kWh/year. Approximately 45% (1,595 kWh) is exported to the grid, earning around €303/year at current feed-in rates. The first €400/year of export income is tax-free.

Sources

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