US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

NewInsight: Investor-owned utilities charge 23% more for power

Oklahoma

PSO (AEP) electricity rates

What homes pay PSO (AEP) for electricity, from EIA.

Investor-owned utility, 506,421 homes in Oklahoma. EIA lists it as Public Service Co of Oklahoma.

Headlines

Average price
15.9¢ a kWh
Up 17% on a year ago
Average bill
$164 a month
Up 18% on a year ago
Average use
1,032 kWh
A month. Oklahoma 1,075 kWh
Price rank in Oklahoma
1 of 5
1 is the most expensive

Over the 12 months to August 2026, PSO (AEP) homes paid 15.9¢ a kWh, against 13.8¢ across Oklahoma.

PSO (AEP) vs Oklahoma

PSO (AEP)Oklahoma
Average price, 12 months to August 202615.9¢13.8¢
Price in August 202618.4¢14.8¢
Average monthly bill, 12 months$164$148
Bill in August 2026$323$251
Average monthly use1,032 kWh1,075 kWh
Price change, past year+17%+6.3%
Price change since 2019+57%+35%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including August 2026

Source: EIA-861M monthly utility survey. Revenue over kilowatt-hours sold, including fixed charges.

Average monthly bill

What an average home pays a month.

Up to and including August 2026

Source: EIA-861M monthly utility survey.