Electricity rates in 85534 — Duncan, AZ
Homes in ZIP 85534 pay about 13.5¢ per kWh (Sulphur Springs Valley E C Inc., 2024 average). The Arizona average is 15.1¢ and the U.S. average 18.2¢ (Aug 2026).
What a month of electricity costs
Monthly cost at the average price of 13.5¢ per kWh. Real bills add or subtract fixed charges, tiers, time-of-use and fuel adjustments.
Where ZIP 85534 is
Outlined: ZIP code area · scroll or pinch to zoomUtilities serving 85534
| Utility | Home price | Avg. bill | Customers in AZ |
|---|---|---|---|
| Sulphur Springs Valley E C Inc. Cooperative | 13.5¢ 2024 | $100 | 46,008 |
| Arizona Public Service Co. Investor Owned · serves Greenlee County | 17.3¢ Jan–Aug 2026 | $170 | 1,256,120 |
| Navopache Electric Coop, Inc. Cooperative · serves Greenlee County | 13.4¢ 2024 | $82 | 40,076 |
| Duncan Valley Elec Coop, Inc. Cooperative · serves Greenlee County | 14.4¢ 2024 | $139 | 2,284 |
| Morenci Water and Electric Investor Owned · serves Greenlee County | 6.7¢ Jan–Aug 2026 | $88 | 2,232 |
Utilities are matched to this ZIP code by NREL’s ZIP–utility table and the EIA service-territory list for Greenlee County; county matches may serve only part of the area. Prices are each utility’s average residential revenue per kWh.
Arizona 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 85534
How much does electricity cost in 85534?
About 13.5¢ per kWh for homes (Sulphur Springs Valley E C Inc., 2024 average, EIA). At 900 kWh a month that is roughly $121.
Who is the electric utility for 85534?
Sulphur Springs Valley E C Inc., with about 46,008 residential customers in Arizona; 4 other utilities also serve parts of the area.
Is electricity in AZ getting more expensive?
The Arizona residential average was 15.1¢ per kWh in August 2026, down 0.3% from a year earlier; the U.S. average was 18.2¢.