SEAI Grant in Longford2026 Guide

Homeowners in Longford can claim the SEAI solar grant of up to €1,800 when installing solar panels in Longford. A 4kWp system here generates 3,416 kWh per year — saving an estimated €950 annually and paying for itself in 5.5 years after the grant. Longford sits 3.4% below the national average for solar yield, ranking #20 of 26 counties.

Grant up to €1,800
3,416 kWh/yr
#20 of 26 counties

Last updated February 2026.

Get a Free Solar Quote in Longford

Find out how much you could save with solar panels.

No obligation. SEAI grant eligible. 0% VAT on residential installs.

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

€1,800
for 4 kWp system

SEAI Grant

26%
of system cost

Grant Covers

€950
electricity + export

Annual Savings

5.5 yrs
after SEAI grant

Payback Period

€18,550
net profit

25-Year Return

3,416
kWh/yr

4kWp Generation

81%
of avg 4,200 kWh

Household Coverage

-3.4%
884 kWh/kWp base

vs National Avg

What is the SEAI grant breakdown for Longford?

The SEAI solar grant in Longford 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 Longford cost and save at each system size, based on 854 kWh/kWp local generation.

System SizeSEAI GrantGross CostNet CostAnnual SavingsPayback
2 kWp (5 panels)1,4003,5002,1004754.4 years
3 kWp (7 panels)1,6005,2503,6507125.1 years
4 kWp (10 panels)1,8007,0005,2009505.5 years
6 kWp (14 panels)1,80010,5008,7001,4246.1 years

Based on €1750/kWp system cost, 854 kWh/kWp generation in Longford, 55% self-consumption, electricity at 35c/kWh, export at 19c/kWh. Costs at 0% VAT.

How popular is solar energy in Longford?

181 homes in Longford received SEAI solar grants in 2024, ranking the county #20 out of 26 for solar potential.

Longford is in the Leinster region, receiving approximately 1,285 sunshine hours per year with 1,025mm annual rainfall.

At 854 kWh per kWp, solar panels in Longford generate 3.4% less than the national average — but with the SEAI grant covering 26% of costs, the investment pays back in 5.5 years regardless.

Sunshine Hours1,285 hrs/yr
Rainfall1,025 mm/yr
Solar Yield854 kWh/kWp
National Rank#20 of 26

How does Longford compare to other Leinster counties for solar?

How Longford'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 Longford?

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

0% VAT

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

Feed-in Tariff

A 4 kWp system in Longford exports approximately 1,537 kWh/year to the grid, earning around €292/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 Longford

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

Installers in Longford

Browse SEAI-registered solar installers covering Longford.

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 Longford

How much is the SEAI solar grant in Longford?

The SEAI grant in Longford 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 Longford. 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 Longford?

A 4 kWp system in Longford has an estimated payback of 5.5 years. This is based on 3,416 kWh annual generation, €950 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 Longford?

A 4 kWp system in Longford saves approximately €950 per year — €658 from reduced electricity bills and €292 from exporting surplus to the grid. Over 25 years, that's a net return of approximately €18,550.

How does Longford compare to other counties for solar?

Longford generates 854 kWh per kWp installed, which is 3.4% below the national average of 884 kWh/kWp, ranking #20 out of 26 counties. 1,285 sunshine hours and 1,025mm rainfall per year.

Do I qualify for the SEAI grant in Longford?

If your home in Longford 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 Longford?

A 4 kWp system in Longford generates 3,416 kWh/year. Approximately 45% (1,537 kWh) is exported to the grid, earning around €292/year at current feed-in rates. The first €400/year of export income is tax-free.

Sources

Claim Your SEAI Grant in Longford

Get a free, no-obligation quote from SEAI-registered installers covering Longford.

Get a Free Solar Quote in Longford

Find out how much you could save with solar panels.

No obligation. SEAI grant eligible. 0% VAT on residential installs.