Electricity rates in Lake Saint Louis, MO
Lake Saint Louis (14,545 people, Saint Charles County) is served by 2 electric utilities. Homes on Union Electric Co. pay about 14.03¢/kWh, 1% more than the Missouri average.
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Electric companies serving Lake Saint Louis
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Union Electric Co. | Investor-owned utility | 14.03¢ | $145 | 1.10M | 594 |
| Cuivre River Electric Co-op | Electric cooperative | 11.66¢ | $154 | 74K | 136 |
Power outages in Saint Charles County right now
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Outage history in Saint Charles County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 71 | 141 |
| Days with outages | 45 | 40 |
| Most customers out at once | 6,834 (3.8%) | 9,269 (5.1%) |
| Worst day | 2024-10-16 | 2025-02-21 |
Outage minutes by month, 2025
More outage time than 2024 (71 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Dardenne Prairie 14.0¢
- Wentzville 14.0¢
- O'Fallon 14.0¢
- Saint Paul 14.0¢
- Weldon Spring 14.0¢
- Cottleville 14.0¢
- Saint Peters 14.0¢
- Moscow Mills 14.0¢
- Wright City 14.0¢
- Winfield 14.0¢
ZIP codes: 63367
Frequently asked questions
What is the electricity rate in Lake Saint Louis?
Most homes in Lake Saint Louis get power from Union Electric Co., where residential customers pay an average of 14.03¢/kWh including all charges. The Missouri average is 13.95¢ and the U.S. average 17.99¢. Other utilities serving parts of Lake Saint Louis: Cuivre River Electric Co-op (11.66¢).
What is the average electric bill in Lake Saint Louis?
About $145 a month, based on 1,032 kWh a month (the average for Union Electric Co. customers) at 14.03¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Lake Saint Louis, MO?
2 utilities serve Lake Saint Louis's ZIP codes: Union Electric Co., Cuivre River Electric Co-op. Which one serves you depends on your street address.
How often does the power go out in Lake Saint Louis?
In 2025, customers in Saint Charles County averaged 2 hr 21 min without power. Outages hit 40 days of the year, and the worst day was 2025-02-21, when 9,269 customers (5.1%) were out. Source: ORNL EAGLE-I.