Solar panels in Chattanooga, TN
What Chattanooga homeowners actually pay for rooftop solar in 2026 - with the same Tennessee incentives, sun-hour math and net-metering rules that drive payback statewide.
Avg. system
10.5 kW
Cost / watt
$2.85
Sun hours / day
4.6
Grid rate
12.9¢
A typical 10.5 kW system installed in Chattanooga runs about $29,925 gross. The 30% federal Residential Clean Energy Credit takes roughly $8,978 off - netting near $20,947. Expected year-one savings: $1,819, with payback near 11.5 years.
Chattanooga follows Tennessee's statewide none export policy. For the full picture - every Tennessee incentive, tax exemption and metro-level nuance - see the Tennessee solar guide.
Incentives Chattanooga homeowners can stack
- 30% federal tax credit - see the federal credit guide.
- Tennessee incentive: None (TVA GPP closed)
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Other Tennessee metros we cover
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