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Union Electric Co - (MO)
Union Electric Co - (MO) served 1,100,654 residential customers in Missouri in 2025 (37.3% of the state's residential customers), the 1st largest of 45 utilities reporting there. Bundled service; ownership: investor owned; balancing authority MISO.
The meter, one average month.
Scroll to run 30 days of Union Electric Co - (MO)'s average residential use through a five-dial register.
- Used so far
- 1,032 kWh
- At 13.26¢/kWh
- $137
Price ruler0 to 50¢ per kWh
Where 13.26¢ sits.
Union Electric Co - (MO) averaged 13.26¢ per kWh against a Missouri residential average of 13.49¢: 1.7% below the state figure. Among the 4 investor owned utilities in Missouri with bundled residential sales, it ranks 2nd from the lowest price.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average Union Electric Co - (MO) home used 1,030 kWh a month at 10.35¢ and paid $107. In 2025 it used 1,032 kWh at 13.26¢ and paid $137: the price per kWh is up 28.2%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 10.35 | 13.26 |
| Use, kWh a month | 1,030 | 1,032 |
| Bill, US$ a month | 106.62 | 136.92 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 1,100,654 | 13,633,524 | 13.26 |
| Commercial | 167,657 | 13,997,203 | 10.29 |
| Industrial | 3,584 | 4,085,692 | 8.19 |
| Transportation | 1 | 22,507 | 11.12 |
Who else is on the line
Homes are one class.
Homes took 43.0% of the electricity Union Electric Co - (MO) sold in Missouri in 2025.
Rooftop solar on its linesnet metering
8,998 roofs.
- Residential net-metered PV
- 8,998installations reported for 2025
- Capacity
- 85.1 MWresidential, net metered
- Per 1,000 homes
- 8.2installations per 1,000 residential customers
Service territoryEIA-861
65 counties.
AdairAudrainBollingerBooneButlerCaldwellCallawayCamdenCape GirardeauCharitonClarkClayClintonColeCooperCrawfordDaviessDeKalbDunklinFranklinGasconadeGentryHowardIron
Counties in Missouri where Union Electric Co - (MO) reported serving customers in 2025 (65 in all; up to 24 listed).
EIA-8612025Utility 19436
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 13.26 | ¢/kWh |
| Missouri average price | 13.49 | ¢/kWh |
| Difference from state average | -1.7 | % |
| Price change over 5 years | 28.2 | % |
| Typical monthly use | 1,032 | kWh |
| Typical monthly bill | 136.92 | US$ |
| Residential customers | 1,100,654 | accounts |
| Share of MO residential customers | 37.3 | % |
| Size rank in MO | 1 of 45 | by customers |
| Price rank, investor owned peers | 2 of 4 | 1 = lowest |
Rate plans on fileOpenEI URDB
6 active plans.
- Time-of-use
- 5more than one energy period within a month
- Seasonal only
- 1price changes by month, not by hour
- Median fixed charge
- $9US dollars per month
Active residential plans: not ended, started within the last 5 years, latest version of each plan name. Time-of-use means more than one energy period within a single month; plans whose price changes only by season are counted as seasonal.