Upload your utility bill to confirm billing accuracy, understand rate competitiveness, and see how your usage compares — based on your actual bill.
Ameren offers 3 residential rate plans: Standard Residential (1M) (standard), Smart Savers (time-of-use), Evening/Morning Savers (time-of-use). Rates range from 10¢–16.4¢/kWh across all plans. Largest utility in Missouri (~1.1M residential customers). 12% rate increase effective June 2025 ($14/month avg). 22% below national average. Lowest rates among investor-owned utilities in Missouri. Significant nuclear generation (Callaway plant - 31% of production). Understanding which plan fits your usage pattern can significantly affect your monthly bill.
Not sure if your bill looks right? Run a free sanity check to compare your rate. See Illinois electricity rates or browse all utilities.
Common questions about Ameren rates — answered clearly with current data from published tariff schedules and regulatory filings.
We verify bills across all 50 states. Explore our coverage map to see all supported utilities. Learn about our verification methodology.