Electricity rates in 51232 — Ashton, IA
Homes in ZIP 51232 pay about 11.8¢ per kWh (MidAmerican Energy Co., Jan–Aug 2026). The Iowa average is 17.1¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 11.8¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 51232 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 51232
| Utility | Home price | Avg. bill | Customers in IA |
|---|---|---|---|
| MidAmerican Energy Co. Investor Owned | 11.8¢ Jan–Aug 2026 | $87 | 632,436 |
| Interstate Power and Light Co. Investor Owned | 18.6¢ Jan–Aug 2026 | $128 | 417,153 |
| North West Rural Electric Coop Cooperative | 9.3¢ 2024 | $204 | 9,400 |
| Iowa Lakes Electric Coop Cooperative · serves Osceola County | 13.8¢ 2024 | $199 | 9,714 |
| Lyon Rural Electric Coop Cooperative · serves Osceola County | 10.3¢ 2024 | $453 | 2,317 |
| City of Sibley (IA) Municipal · serves Osceola County | 10.1¢ 2024 | $171 | 1,523 |
| Osceola Electric Coop, Inc. Cooperative · serves Osceola County | 8.9¢ 2024 | $618 | 1,277 |
| Federated Rural Electric Assn Cooperative · serves Osceola County | 11.8¢ 2024 | $154 | 53 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Osceola County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Iowa price trend
Hover or tap the chart for exact monthly values. Source: EIA-861M (monthly, latest months preliminary); forecast: EIA Short-Term Energy Outlook (October 2026) for the West North Central region, which includes Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, South Dakota.
Averages, not a quote. Prices here are what each utility’s residential customers paid on average (revenue ÷ kWh sold, fixed charges included), as reported to the U.S. Energy Information Administration. Your own rate depends on your plan, season and usage — check your bill or your utility’s tariff.
Questions about 51232
How much does electricity cost in 51232?
About 11.8¢ per kWh for homes (MidAmerican Energy Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $106.
Who is the electric utility for 51232?
MidAmerican Energy Co., with about 632,436 residential customers in Iowa; 8 other utilities also serve parts of the area.
Is electricity in IA getting more expensive?
The Iowa residential average was 17.1¢ per kWh in August 2026, up 10.2% from a year earlier; the U.S. average was 18.2¢.