Electricity rates in Mount Vernon, IL
Mount Vernon (15,087 people, Jefferson County) is served by 2 electric utilities. Homes on Ameren Illinois Company pay about 17.28¢/kWh, 8% less than the Illinois average.
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Electric companies serving Mount Vernon
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Ameren Illinois Company | Investor-owned utility | 17.28¢ | $153 | 588K | 287 |
| Tri-County Electric Co-op, Inc (IL) | Electric cooperative | 17.18¢ | $213 | 16K | 132 |
Power outages in Jefferson County right now
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Outage history in Jefferson County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 189 | 130 |
| Days with outages | 33 | 35 |
| Most customers out at once | 4,728 (20.9%) | 1,540 (6.8%) |
| Worst day | 2024-05-09 | 2025-04-29 |
Outage minutes by month, 2025
Less outage time than 2024 (189 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Ina 17.3¢
- Wayne City 17.3¢
- Sesser 17.3¢
- Wamac 17.3¢
- Centralia 17.3¢
- Salem 17.3¢
- Benton 17.3¢
- Odin 17.3¢
- Sandoval 17.3¢
- Christopher 17.3¢
ZIP codes: 62864
Frequently asked questions
What is the electricity rate in Mount Vernon?
Most homes in Mount Vernon get power from Ameren Illinois Company, where residential customers pay an average of 17.28¢/kWh including all charges. The Illinois average is 18.79¢ and the U.S. average 17.99¢. Other utilities serving parts of Mount Vernon: Tri-County Electric Co-op, Inc (IL) (17.18¢).
What is the average electric bill in Mount Vernon?
About $153 a month, based on 888 kWh a month (the average for Ameren Illinois Company customers) at 17.28¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Mount Vernon, IL?
2 utilities serve Mount Vernon's ZIP codes: Ameren Illinois Company, Tri-County Electric Co-op, Inc (IL). Which one serves you depends on your street address.
How often does the power go out in Mount Vernon?
In 2025, customers in Jefferson County averaged 2 hr 10 min without power. Outages hit 35 days of the year, and the worst day was 2025-04-29, when 1,540 customers (6.8%) were out. Source: ORNL EAGLE-I.