Oklahoma Solar Guide 2026

Oklahoma offers good sun hours but low electricity rates from natural gas abundance moderate solar economics in the Sooner State.

Updated March 2026 · Sources: OG&E, DSIRE, EnergySage, NREL · Research by Dana Mercer
#37 solar state Excellent sun hours
Avg install cost $2.70/W Before incentives · Q1 2026 · EnergySage
Electricity rate 11¢/kWh Statewide avg · EIA Jan 2026
Peak sun hrs/day 5.2 hrs State avg · NREL data
Typical payback 10-12 yrs After federal ITC
Solar rank #37 Installed capacity · SEIA 2025

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Oklahoma provides mixed solar conditions: With 5.2 daily peak sun hours but only 11¢/kWh electricity rates, the Sooner State offers moderate solar economics. OG&E serves Oklahoma City with net metering, but abundant natural gas keeps electricity costs low.

For Oklahoma City and Tulsa residents, solar systems typically pay for themselves in 10-12 years. Excellent sun exposure helps offset low electricity rates from natural gas abundance.

Oklahoma solar incentives (2026)

Incentive Amount Status
Federal ITC 30% of system cost Active
OG&E Net Metering Full retail rate Active
Property Tax Exemption Not available None
Sales Tax Exemption Not available None

Oklahoma solar install costs (Q1 2026)

System size Gross cost After ITC Annual savings Payback
6 kW $16,200 $11,340 ~$1,030/yr ~11.0 years
8 kW $21,600 $15,120 ~$1,370/yr ~11.0 years

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