☀️ Solar panels in Sioux Falls, SD: cost & savings (2026)
Cost after tax credit: $16,800 · Payback: 13.5 years · Est. savings: $1,241/year.
With about 202,078 residents, Sioux Falls is a large city and the largest city in South Dakota. Homes here pay South Dakota's residential rate of 13¢/kWh (about $135/month), so a typical 8 kW solar system — roughly $16,800 after the 30% federal tax credit — saves close to $1,241/year and pays back in about 13.5 years. That makes solar a longer-term play in Sioux Falls. Below, compare nearby South Dakota cities and get real quotes.
Is solar worth it in Sioux Falls?
Solar pays off fastest where power is expensive and the sun is strong. In Sioux Falls, electricity runs about 13¢/kWh and Midwest sunlight gives a production factor of 0.90×. A standard system offsetting most of a $135/month bill returns roughly $1,241/year and pays for itself in about 13.5 years.
Your real result depends on roof, shading, exact usage and installer pricing. Always compare a couple of real Sioux Falls quotes before signing.
See Sioux Falls electricity rates → · All South Dakota solar →
Sioux Falls solar FAQ
How much do solar panels cost in Sioux Falls, SD?
A typical 8 kW home system is around $24,000 before incentives, or about $16,800 after the 30% federal tax credit in Sioux Falls. Local utility or South Dakota incentives can lower it further.
Is solar worth it in Sioux Falls?
In Sioux Falls it's a longer-term play: with South Dakota electricity at 13¢/kWh and Midwest sunlight, a system saves roughly $1,241/year and pays for itself in about 13.5 years, then produces largely free power for the rest of its 25+ year life.
How much can I save with solar in Sioux Falls?
About $1,241 per year and roughly $14,225 over 25 years after the system pays for itself. Exact savings depend on your roof, shading and usage.
How do I get cheap solar in Sioux Falls?
Get at least three quotes from installers active in Sioux Falls, claim the 30% federal tax credit, stack any South Dakota or utility rebates, and avoid oversizing the system beyond your $135/month usage.