Arizona Public Service Co Electricity Rates and Average Bill (Arizona)
Data through August 2026 (the latest month EIA has published) · Updated October 31, 2026
As of August 2026, Arizona Public Service Co's residential customers in Arizona paid an average effective rate of 16.86¢/kWh with an average monthly bill of $291.13, per EIA Form 861-M data. That rate is 1.8¢ above the Arizona average of 15.05¢/kWh; the U.S. average is 18.16¢/kWh.
Rate trend vs the Arizona average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| September 2025 | 16.98 | 204.88 | 1207 |
| October 2025 | 17.12 | 138.16 | 807 |
| November 2025 | 16.97 | 113.28 | 667 |
| December 2025 | 16.36 | 116.10 | 710 |
| January 2026 | 16.96 | 124.50 | 734 |
| February 2026 | 17.38 | 105.50 | 607 |
| March 2026 | 18.20 | 148.14 | 814 |
| April 2026 | 17.49 | 130.37 | 746 |
| May 2026 | 17.46 | 169.87 | 973 |
| June 2026 | 17.12 | 231.11 | 1350 |
| July 2026 | 16.80 | 275.92 | 1642 |
| August 2026 | 16.86 | 291.13 | 1727 |
Arizona Public Service Co vs Arizona vs the U.S.
| Arizona Public Service Co | Arizona | U.S. average | |
|---|---|---|---|
| Rate (August 2026) | 16.86¢/kWh | 15.05¢/kWh | 18.16¢/kWh |
| Average monthly bill | $291.13 | $269.26 | $209.23 |
| Average monthly usage | 1727 kWh | 1789 kWh | 1152 kWh |
| Rate change, 1 year | +0.8% | −0.3% | +3.4% |
Estimate a bill at Arizona Public Service Co rates
Worked example: 1,000 kWh at Arizona Public Service Co's average effective rate of 16.86¢/kWh is about $168.60. The utility's actual average usage is 1727 kWh/month, which produces the $291.13 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full Arizona rate trend, look up another utility by ZIP code, or read why electric bills are rising.
Source: EIA Form 861-M (monthly utility-level sales to ultimate customers, residential), published with roughly a two-month lag. Rate = revenue ÷ sales; bill = revenue ÷ customers. Months failing basic sanity screens are excluded. See methodology.