Oklahoma Solar Guide 2026
Everything Oklahoma homeowners need to know: costs, incentives, net metering policy, and what makes this state unique for solar.
Key fact about Oklahoma solar
Oklahoma has very strong sun hours (5.6/day) — comparable to California — but very low electricity rates (~$0.10/kWh) push payback to 14+ years. EV charging can dramatically improve solar ROI in OK.
Peak sun hours
5.6
hrs/day avg
Avg electricity rate
10.0¢
per kWh
Median install cost
$2.75/W
before incentives
Typical payback
14 yrs
8 kW system, avg usage
Typical 8 kW system in Oklahoma
Annual production
16,352 kWh
Year-1 savings
$1,635
System cost (est.)
$22,000
No federal tax credit — Section 25D expired December 31, 2025.
Oklahoma Net Metering Policy
Full retail net metering (mandatory for IOUs)
Oklahoma law requires investor-owned utilities to offer full retail net metering for systems up to 100 kW. OG&E and PSO must credit exports at retail. Co-ops have varying policies.
Oklahoma Solar Incentives
Available in addition to any utility rebates. Federal 25D credit is $0 for homeowner-owned systems from 2026.
- ✓Ad valorem tax exemption on solar equipment
- ✓No current state income tax credit
Top Utilities in Oklahoma
Interconnection timeline: 3–7 weeks
Calculate your Oklahoma solar economics
Our calculators are pre-filled with Oklahoma data. Run any tool below.