Electricity rates in Grinnell, IA
Grinnell (9,141 people, Poweshiek County) is served by 3 electric utilities. Homes on MidAmerican Energy Co. pay about 11.46¢/kWh, 19% less than the Iowa average.
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Electric companies serving Grinnell
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| MidAmerican Energy Co. | Investor-owned utility | 11.46¢ | $95 | 640K | 205 |
| Interstate Power and Light Co. | Investor-owned utility | 18.29¢ | $135 | 419K | 89 |
| Consumers Energy Co-op | Electric cooperative | 15.29¢ | $165 | 7,121 | 94 |
Power outages in Poweshiek County right now
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Outage history in Poweshiek County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 291 | 346 |
| Days with outages | 46 | 39 |
| Most customers out at once | 2,393 (35.7%) | 4,717 (70.3%) |
| Worst day | 2024-05-22 | 2025-03-15 |
Outage minutes by month, 2025
More outage time than 2024 (291 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Brooklyn 11.5¢
- Montezuma 11.5¢
- Newton 11.5¢
- Tama 18.3¢
- Toledo 18.3¢
- New Sharon 11.5¢
- Baxter 11.5¢
- Marshalltown 18.3¢
- Monroe 11.5¢
- Pella 11.5¢
ZIP codes: 50112
Frequently asked questions
What is the electricity rate in Grinnell?
Most homes in Grinnell get power from MidAmerican Energy Co., where residential customers pay an average of 11.46¢/kWh including all charges. The Iowa average is 14.13¢ and the U.S. average 17.99¢. Other utilities serving parts of Grinnell: Interstate Power and Light Co. (18.29¢), Consumers Energy Co-op (15.29¢).
What is the average electric bill in Grinnell?
About $95 a month, based on 828 kWh a month (the average for MidAmerican Energy Co. customers) at 11.46¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Grinnell, IA?
3 utilities serve Grinnell's ZIP codes: MidAmerican Energy Co., Interstate Power and Light Co., Consumers Energy Co-op. Which one serves you depends on your street address.
How often does the power go out in Grinnell?
In 2025, customers in Poweshiek County averaged 5 hr 46 min without power. Outages hit 39 days of the year, and the worst day was 2025-03-15, when 4,717 customers (70.3%) were out. Source: ORNL EAGLE-I.