Solar Panels in 37901 Knoxville, TN
37901 Knoxville receives 4.2 hrs of peak sun daily. A 6kW system saves $976/year with a 12.9-year payback.
Peak Sun Hours
4.2 hrs
per day
6kW System Cost
$18,000
before incentives
Annual Savings
$976
per year
Annual Production
7,560
kWh/year
Payback Period
12.9 years
estimated
CO2 Offset
4.5 tons
per year
Solar Cost Breakdown for 37901
| Item | Amount |
|---|---|
| 6kW System Cost | $18,000 |
| Federal Tax Credit (30%) | -$5,400 |
| Net Cost (after federal credit) | $12,600 |
| Annual Savings | $976/yr |
| 20-Year Net Savings | $6,920 |
Other ZIP Codes in Tennessee
Frequently Asked Questions
How much do solar panels cost in 37901 Knoxville?
A 6kW solar system in 37901 Knoxville costs approximately $18,000 before the 30% federal tax credit. After the credit, net cost is approximately $12,600.
How much will I save with solar in 37901?
Homeowners in 37901 can save approximately $976 per year with a 6kW system, producing 7,560 kWh annually. Over 20 years, total savings are approximately $6,920.
How much sun does 37901 Knoxville get?
37901 Knoxville averages 4.2 peak sun hours per day, which determines solar panel output. A 6kW system here produces approximately 7,560 kWh per year.
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Data verified March 2026 · Source: NREL, DSIRE, EIA