Mississippi vs Ohio Solar Comparison
Mississippi gets more sun (4.7 hrs/day) while Ohio has the faster payback (10.2 years).Ohio offers higher 20-year savings at $28,600.
Mississippi
4.7 hrs
11yr payback
$27,200
20yr savings
Ohio
3.8 hrs
10.2yr payback
$28,600
20yr savings
Side-by-Side Comparison
| Metric | Mississippi | Ohio |
|---|---|---|
| Peak Sun Hours | 4.7 hrs | 3.8 hrs |
| Cost per Watt | $3.00 | $3.10 |
| 6kW System Cost | $18,000 | $18,600 |
| Federal Tax Credit | 30% | 30% |
| State Tax Credit | None | None |
| State Rebate | None | None |
| Net Metering | Partial Net Metering | Full Net Metering |
| Electricity Rate | 13.54¢/kWh | 15.21¢/kWh |
| Payback Period | 11 years | 10.2 years |
| 20-Year Savings | $27,200 | $28,600 |
Verdict
Ohio is the better state for solar ROI with $28,600 in 20-year savings and a 10.2-year payback period. Mississippi has more sun exposure at 4.7 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.
Frequently Asked Questions
Is solar better in Mississippi or Ohio?
Mississippi gets more sun (4.7 peak hours/day vs 3.8). Ohio has a faster payback (10.2 years) and Ohio offers higher 20-year savings ($28,600).
How do solar costs compare between Mississippi and Ohio?
A 6kW system costs $18,000 in Mississippi vs $18,600 in Ohio before incentives. Both qualify for the 30% federal tax credit.
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Data verified March 2026 · Source: NREL, DSIRE, EIA