Electricity rates in 83229 — Cobalt, ID
Homes in ZIP 83229 pay about 13.3¢ per kWh (Idaho Power Co., Jan–Aug 2026). The Idaho average is 13.4¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 13.3¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 83229 is
scroll or pinch to zoomUtilities serving Lemhi
| Utility | Home price | Avg. bill | Customers in ID |
|---|---|---|---|
| Idaho Power Co. Investor Owned · serves Lemhi | 13.3¢ Jan–Aug 2026 | $108 | 525,751 |
| Salmon River Electric Coop Inc. Cooperative · serves Lemhi | 11.0¢ Jan–Aug 2026 | $119 | 2,383 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Lemhi; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Idaho 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 Mountain region, which includes Arizona, Colorado, Idaho, Montana, Nevada, New Mexico, Utah, Wyoming.
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 83229
How much does electricity cost in 83229?
About 13.3¢ per kWh for homes (Idaho Power Co., Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $120.
Who is the electric utility for 83229?
Idaho Power Co. serves Lemhi (EIA service territory), with about 525,751 residential customers in Idaho; 1 other utility also serves parts of the area.
Is electricity in ID getting more expensive?
The Idaho residential average was 13.4¢ per kWh in August 2026, up 10.7% from a year earlier; the U.S. average was 18.2¢.