Is Solar Worth It in South Dakota?
Yes — solar can be worthwhile in South Dakota.
Net metering and good sun support payback in 8–11 years.
Average Cost of Solar in South Dakota (2026)
The total cost of a residential solar system depends on system size, roof type, and installer pricing.
Typical 6–8 kW system:
- Average cost before incentives: $14,000 – $21,000
- Federal tax credit (30%): -$4,200 – $6,300
- Average net cost after federal credit: $9,800 – $14,700
The federal 30% Residential Clean Energy Credit is administered through the Internal Revenue Service.
Typical systems are 6–8 kW.
Solar Incentives in South Dakota
1. Federal Solar Tax Credit (30%)
30% of installation costs deductible from federal taxes.
2. Net Metering
South Dakota has net metering; terms vary by utility.
3. State
Check DSIRE for current incentives.
Electricity Rates in South Dakota
South Dakota rates are often below the national average.
A typical South Dakota homeowner spends $1,100–$1,600 per year on electricity.
Solar can offset most or all of this cost.
Payback Period in South Dakota
Most homeowners see:
- Payback period: 8–11 years
- 25-year savings: $20,000–$45,000+
Savings depend on roof orientation, local utility rates, system size, and financing method.
Best Cities for Solar in South Dakota
Solar performs well statewide, but adoption is strongest in:
- Sioux Falls
- Rapid City
- Aberdeen
- Brookings
Suburban homes with south-facing roofs tend to achieve the highest ROI.
Is Solar Worth It in South Dakota? (Summary)
Solar makes the most sense if:
- You plan to stay 8+ years
- Your roof has good sun
- You qualify for the federal tax credit
Solar makes sense if you have good roof exposure and plan to stay 8+ years.
How to Calculate Your South Dakota Solar Savings
Every home is different.
To get a personalized estimate, use the calculator on this page: enter your ZIP, monthly bill, and optional system size to see projected savings and payback.