⚡ US Energy Price Monitorby KadoaUpdated weeklyStar on GitHub

Missouri

Ameren Missouri electricity rates

What homes pay Ameren Missouri for electricity, from EIA.

Investor-owned utility, 1,103,219 homes in Missouri. EIA lists it as Union Electric Co - (MO).

Headlines

Average price
14.0¢ a kWh
Up 8.3% on a year ago
Average bill
$141 a month
Up 7.0% on a year ago
Average use
1,006 kWh
A month. Missouri 1,041 kWh
Price rank in Missouri
4 of 8
1 is the most expensive

Over the 12 months to July 2026, Ameren Missouri homes paid 14.0¢ a kWh, against 13.9¢ across Missouri.

Ameren Missouri vs Missouri

Ameren MissouriMissouri
Average price, 12 months to July 202614.0¢13.9¢
Price in July 202618.3¢16.1¢
Average monthly bill, 12 months$141$145
Bill in July 2026$249$226
Average monthly use1,006 kWh1,041 kWh
Price change, past year+8.3%+5.5%
Price change since 2019+35%+25%

Electricity price

Average residential price a kilowatt-hour, by month.

Up to and including July 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 July 2026

Source: EIA-861M monthly utility survey.