MissouriSolar Panel Costs & Savings
Missouri averages 4.4 hrs of peak sun per day with an average payback period of 10.8 years. Homeowners can save $28,000 over 20 years.
Peak Sun Hours
4.4 hrs
per day
6kW System Cost
$18,300
before incentives
Payback Period
10.8 yrs
average
20-Year Savings
$28,000
estimated
Solar Cost Breakdown in Missouri
| Item | Amount |
|---|---|
| 6kW System Cost ($3.05/W) | $18,300 |
| Federal Tax Credit (30%) | -$5,490 |
| Net Cost | $12,810 |
Net Metering
Full Net Metering
Electricity Rate
13.78¢/kWh
Avg Monthly Bill
$133/mo
Solar Incentives in Missouri
Federal Solar Investment Tax Credit (ITC)
The federal ITC allows homeowners to deduct 30% of solar installation costs from federal taxes. Available for systems installed through 2032, stepping down to 26% in 2033 and 22% in 2034.
Solar Potential by ZIP Code in Missouri
| ZIP | City | Sun Hours | Annual Savings | Payback |
|---|---|---|---|---|
| 64501 | St. Joseph | 4.6 hrs | $1,141 | 11.3 yrs |
| 64101 | Kansas City | 4.5 hrs | $1,116 | 11.5 yrs |
| 65801 | Springfield | 4.5 hrs | $1,116 | 11.5 yrs |
| 63701 | Cape Girardeau | 4.5 hrs | $1,116 | 11.5 yrs |
| 64401 | Agency | 4.5 hrs | $1,116 | 11.5 yrs |
| 64601 | Chillicothe | 4.5 hrs | $1,116 | 11.5 yrs |
| 63001 | Allenton | 4.4 hrs | $1,091 | 11.8 yrs |
| 63101 | St. Louis | 4.4 hrs | $1,091 | 11.8 yrs |
| 63301 | St. Charles | 4.4 hrs | $1,091 | 11.8 yrs |
| 65101 | Jefferson City | 4.4 hrs | $1,091 | 11.8 yrs |
| 65201 | Columbia | 4.4 hrs | $1,091 | 11.8 yrs |
Compare With Other States
More Data for Missouri
Frequently Asked Questions
How much do solar panels cost in Missouri?
A typical 6kW solar system in Missouri costs approximately $18,300 before incentives. After the 30% federal tax credit ($5,490), the net cost is approximately $12,810.
How long does solar take to pay for itself in Missouri?
The average solar payback period in Missouri is 10.8 years, slower than the national average of 9.4 years. After payback, homeowners enjoy free electricity for the remaining system life.
Does Missouri have net metering?
Missouri has full net metering. Homeowners receive full retail rate credits for excess solar energy sent to the grid.
How much sun does Missouri get for solar?
Missouri averages 4.4 peak sun hours per day, which is 0.1 hours below the national average. A 6kW system produces approximately 9,636 kWh per year.
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Data verified March 2026 · Source: NREL, DSIRE, EIA