SEAI Grant in Kilkenny2026 Guide

Homeowners in Kilkenny can claim the SEAI solar grant of up to €1,800 when installing solar panels in Kilkenny. A 4kWp system here generates 3,620 kWh per year — saving an estimated €1,006 annually and paying for itself in 5.2 years after the grant. Kilkenny performs 2.4% above the national average for solar yield, ranking #7 of 26 counties.

Grant up to €1,800
3,620 kWh/yr
#7 of 26 counties

Last updated February 2026.

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

€1,800
for 4 kWp system

SEAI Grant

26%
of system cost

Grant Covers

€1,006
electricity + export

Annual Savings

5.2 yrs
after SEAI grant

Payback Period

€19,950
net profit

25-Year Return

3,620
kWh/yr

4kWp Generation

86%
of avg 4,200 kWh

Household Coverage

+2.4%
884 kWh/kWp base

vs National Avg

What is the SEAI grant breakdown for Kilkenny?

The SEAI solar grant in Kilkenny 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 Kilkenny cost and save at each system size, based on 905 kWh/kWp local generation.

System SizeSEAI GrantGross CostNet CostAnnual SavingsPayback
2 kWp (5 panels)1,4003,5002,1005034.2 years
3 kWp (7 panels)1,6005,2503,6507554.8 years
4 kWp (10 panels)1,8007,0005,2001,0065.2 years
6 kWp (14 panels)1,80010,5008,7001,5105.8 years

Based on €1750/kWp system cost, 905 kWh/kWp generation in Kilkenny, 55% self-consumption, electricity at 35c/kWh, export at 19c/kWh. Costs at 0% VAT.

How popular is solar energy in Kilkenny?

684 homes in Kilkenny received SEAI solar grants in 2024, ranking the county #7 out of 26 for solar potential.

Kilkenny is in the Leinster region, receiving approximately 1,360 sunshine hours per year with 947mm annual rainfall.

At 905 kWh per kWp, solar panels in Kilkenny generate 2.4% more than the national average — but with the SEAI grant covering 26% of costs, the investment pays back in 5.2 years regardless.

Sunshine Hours1,360 hrs/yr
Rainfall947 mm/yr
Solar Yield905 kWh/kWp
National Rank#7 of 26

How does Kilkenny compare to other Leinster counties for solar?

How Kilkenny's solar potential and SEAI grant returns compare to other counties in Leinster.

CountySolar Yield4kWp OutputAnnual SavingsPaybackRank
Wexford965 kWh/kWp3,860 kWh1,073/yr4.8 yrs#1
Wicklow947 kWh/kWp3,788 kWh1,053/yr4.9 yrs#3
Dublin915 kWh/kWp3,660 kWh1,017/yr5.1 yrs#4
Carlow911 kWh/kWp3,644 kWh1,013/yr5.1 yrs#5
Kilkenny905 kWh/kWp3,620 kWh1,006/yr5.2 yrs#7
Laois888 kWh/kWp3,552 kWh988/yr5.3 yrs#10
Kildare885 kWh/kWp3,540 kWh984/yr5.3 yrs#11
Meath885 kWh/kWp3,540 kWh984/yr5.3 yrs#12
Louth881 kWh/kWp3,524 kWh980/yr5.3 yrs#15
Offaly881 kWh/kWp3,524 kWh980/yr5.3 yrs#16
Westmeath871 kWh/kWp3,484 kWh969/yr5.4 yrs#17
Longford854 kWh/kWp3,416 kWh950/yr5.5 yrs#20

Do you qualify for the SEAI grant in Kilkenny?

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

0% VAT

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

Feed-in Tariff

A 4 kWp system in Kilkenny exports approximately 1,629 kWh/year to the grid, earning around €310/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 Kilkenny

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

Installers in Kilkenny

Browse SEAI-registered solar installers covering Kilkenny.

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 Kilkenny

How much is the SEAI solar grant in Kilkenny?

The SEAI grant in Kilkenny 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 Kilkenny. 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 Kilkenny?

A 4 kWp system in Kilkenny has an estimated payback of 5.2 years. This is based on 3,620 kWh annual generation, €1,006 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 Kilkenny?

A 4 kWp system in Kilkenny saves approximately €1,006 per year — €697 from reduced electricity bills and €310 from exporting surplus to the grid. Over 25 years, that's a net return of approximately €19,950.

How does Kilkenny compare to other counties for solar?

Kilkenny generates 905 kWh per kWp installed, which is 2.4% above the national average of 884 kWh/kWp, ranking #7 out of 26 counties. 1,360 sunshine hours and 947mm rainfall per year.

Do I qualify for the SEAI grant in Kilkenny?

If your home in Kilkenny 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 Kilkenny?

A 4 kWp system in Kilkenny generates 3,620 kWh/year. Approximately 45% (1,629 kWh) is exported to the grid, earning around €310/year at current feed-in rates. The first €400/year of export income is tax-free.

Sources

Claim Your SEAI Grant in Kilkenny

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