☀️ Idaho · 2025 data

Is solar worth it in Idaho?

At Idaho’s average rate of 11.5¢/kWh and about 1350 kWh per kW of panels a year, a typical home pays back its system in roughly 12.1 yrs after the 30% federal credit — then keeps saving. Run your own numbers below.

$ / mo
$ / watt
$
to pay back your system
System size
Net cost after 30%
Year-1 savings
25-yr net savings

Independent estimate for guidance only — not a quote or advice. Low power prices lengthen payback; net-metering rules are in flux.

What drives solar payback in Idaho

Idaho homeowners pay about 11.5¢/kWh, which is 5.3¢ below the national average. A rooftop here generates roughly 1350 kWh per kW each year — better than the typical US figure. On exports, Idaho offers partial / below-retail export credit: Low power prices lengthen payback; net-metering rules are in flux.

A worked example

For a Idaho home with a $160/month power bill:

12.4 kW
System size needed
$25,971
Net cost after 30% credit
$1,920
First-year savings
$35,429
25-year net savings

Assumes 3.00 $/W installed before incentives. Your actual cost, roof and usage will differ — adjust the calculator above.

Idaho solar incentives

Every estimate here already includes the 30% federal Residential Clean Energy Credit. On top of that, Idaho homeowners may qualify for state, utility or SREC incentives that change often and vary by provider. For the current, authoritative list, check DSIRE’s Idaho programs, then type any rebate into the calculator to see how it shortens your payback.

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