Ameren Missouri
Missouri
Current Rate
12.1¢/kWh
Avg Monthly Bill
$127
1-Year Change
+8.5%
5-Year Change
+22.3%
vs. National Average
25.3% below national average
LowerNat'l AvgHigher
Data Center Impact
No major data center projects currently tracked in this service area
Service Area
Serves eastern Missouri including the St. Louis metropolitan area, providing electricity to residential, commercial, and industrial customers.
Data source: EIA Open Data API v2, 2025 annual
Last updated: 2026-05-20
Customers served: 1,240,000 residential accounts