Iowa electricity rates

Average bill: $117.30
All-in price: 13.62¢
Average use: 860.9 kWh
Customers: 1,460,591

EIA-861 Average Bill, residential, 2025, released October 7, 2026. July 2026 residential price in Table 5.6.A was 15.99¢/kWh. July 2025 was 15.31¢/kWh. Table retrieved October 10, 2026.

Bundled and energy utilities

Larger utilities, sorted by the 2025 all-in price of the primary service. Delivery-only utilities are in the next section.

Utility	Service	¢/kWh	Bill	Customers
MidAmerican Energy Co	Bundled	11.21¢	$92.85	639,558
Cedar Falls Utilities	Bundled	11.56¢	$96.58	17,746
City of Ames - (IA)	Bundled	12.12¢	$72.36	25,123
Board of Water Electric & Communications	Bundled	12.89¢	$107.43	10,105
Midland Power Coop	Bundled	13.66¢	$202.01	12,083
Maquoketa Valley Rrl Elec Coop	Bundled	13.80¢	$153.48	11,161
Corridor Energy Cooperative	Bundled	14.18¢	$125.74	30,992
Eastern Iowa Light & Power Coop	Bundled	14.81¢	$177.31	20,472
Interstate Power and Light Co	Bundled	17.77¢	$131.38	419,451

Lowest in this list: MidAmerican Energy Co at 11.21¢/kWh. Highest: Interstate Power and Light Co at 17.77¢/kWh.

Delivery-only utilities

Delivery charges reported to EIA. In Texas, this is the wires utility, separate from the retail plan.

No delivery-only utility in this state is in the ranking above.

EIA state adjustment

Form EIA-861 includes a balancing row for Iowa, utility number 99999. The sales file names that row Adjustment 2025. It is not a company, the ownership field is blank, and the service-territory file lists no counties. The bundled figure on that row is 13.99¢/kWh, $124.65 a month, at 891.1 kWh, across 160,083 customers. Read the adjustment row.

Smaller utilities (17)

Listed for reference and left out of the rankings above. Most serve fewer than 10,000 residential customers.