Electricity rates in 81021 — Arlington, CO
Homes in ZIP 81021 pay about 19.2¢ per kWh (Black Hills Colorado Electric, LLC, Jan–Aug 2026). The Colorado average is 17.2¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 19.2¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 81021 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 81021
| Utility | Home price | Avg. bill | Customers in CO |
|---|---|---|---|
| Black Hills Colorado Electric, LLC Investor Owned | 19.2¢ Jan–Aug 2026 | $97 | 89,252 |
| Mountain View Elec Assn, Inc. Cooperative | 15.5¢ 2024 | $139 | 59,789 |
| Southeast Colorado Power Assn Cooperative | 17.2¢ 2024 | $127 | 8,148 |
| Public Service Co. of Colorado Investor Owned · serves Kiowa County | 16.9¢ Jan–Aug 2026 | $90 | 1,365,053 |
| K C Electric Association Cooperative · serves Kiowa County | 13.5¢ Jan–Aug 2026 | $131 | 3,404 |
| Wheatland Electric Coop, Inc. Cooperative · serves Kiowa County | 18.4¢ 2024 | $73 | 31 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Kiowa County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Colorado 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 81021
How much does electricity cost in 81021?
About 19.2¢ per kWh for homes (Black Hills Colorado Electric, LLC, Jan–Aug 2026, EIA). At 900 kWh a month that is roughly $173.
Who is the electric utility for 81021?
Black Hills Colorado Electric, LLC, with about 89,252 residential customers in Colorado; 5 other utilities also serve parts of the area.
Is electricity in CO getting more expensive?
The Colorado residential average was 17.2¢ per kWh in August 2026, up 5.9% from a year earlier; the U.S. average was 18.2¢.