Solar panels in Montana: costs & savings
Built from Montana's 4.7 daily peak sun hours and 12¢/kWh average rates. Enter your ZIP for numbers sized to your actual bill.
The Montana solar picture
Example: a home with a $200/month electric bill in Montana.
Peak sun hours
4.7/day
Avg. electricity rate
12¢/kWh
Right-sized system
14.9 kW
Net metering
Available
Installed cost
$35,400+
Est. savings
$190/mo
Payback
≈17.7 yrs
25-yr net savings
$32,600
QuotesOn regional dataset, June 2026. Your report is sized to your real bill and roof.
Montana tracks close to national average pricing for home-improvement work. That makes national cost guides a reasonable starting point, but your specific scope, material choices, and the contractor you pick still swing the final number far more than geography does. Comparing several local quotes remains the most reliable way to find the fair price.
Montana solar questions
Is solar worth it in Montana?
Montana averages 4.7 peak sun hours per day and residential electricity around 12¢/kWh. For a $200/month bill, a right-sized system of roughly 14.9 kW saves about $190/month and pays for itself in roughly 17.7 years. Montana utilities broadly credit exported power (net metering), which strengthens the math.
What does a solar system cost in Montana?
A system sized for a $200/month bill in Montana (about 14.9 kW, 36 panels) currently runs $35,400 to $45,300 installed before incentives. Smaller bills need smaller, cheaper systems; our instant report sizes it to your actual usage.
How much electricity will panels produce in Montana?
With 4.7 average peak sun hours, each kilowatt of panels in Montana produces roughly 1338 kWh per year after real-world losses. The example 14.9 kW system produces about 19,938 kWh annually.
How do I get solar quotes in Montana?
Enter your ZIP above for an instant savings report built from Montana sunshine and utility data, including a 0–100 candidacy score for your home. Then vetted local installers provide firm quotes. Free, no obligation.
Can I finance a solar installation in Montana?
Yes. Most licensed Montana contractors offer financing through lending partners, typically 12-month same-as-cash promotions or 5–15 year home-improvement loans. Home equity products usually carry the lowest rates if you have equity available. Our funnel asks how you plan to pay so matched pros come prepared with the right options.
How long does a solar installation take in Montana?
Plan on 1–3 days of installation once permits are approved (permitting itself takes 2–8 weeks). Montana permitting and inspection schedules can add time, which your contractor builds into the quote. Weather windows matter for exterior work, so booking ahead of the busy season usually means faster scheduling.
Get your Montana solar report
Real Montana rates and sunshine, your actual bill, in a minute.