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Arizona Public Service Co
Arizona Public Service Co served 1,287,097 residential customers in Arizona in 2025 (40.2% of the state's residential customers), the 1st largest of 19 utilities reporting there. Bundled service; ownership: investor owned; balancing authority AZPS.
The meter, one average month.
Scroll to run 30 days of Arizona Public Service Co's average residential use through a five-dial register.
- Used so far
- 966 kWh
- At 17.03¢/kWh
- $165
Price ruler0 to 50¢ per kWh
Where 17.03¢ sits.
Arizona Public Service Co averaged 17.03¢ per kWh against a Arizona residential average of 15.32¢: 11.2% above the state figure. Among the 5 investor owned utilities in Arizona with bundled residential sales, it ranks 5th from the lowest price.
2020 and 2025EIA-861
Five years, same meter.
In 2020 the average Arizona Public Service Co home used 1,069 kWh a month at 13.24¢ and paid $142. In 2025 it used 966 kWh at 17.03¢ and paid $165: the price per kWh is up 28.6%.
| Measure | 2020 | 2025 |
|---|---|---|
| Price, ¢/kWh | 13.24 | 17.03 |
| Use, kWh a month | 1,069 | 966 |
| Bill, US$ a month | 141.51 | 164.54 |
| Class | Customers | MWh sold | ¢/kWh |
|---|---|---|---|
| Residential | 1,287,097 | 14,921,985 | 17.03 |
| Commercial | 143,739 | 17,336,282 | 13.45 |
| Industrial | 2,458 | 1,939,533 | 10.92 |
Who else is on the line
Homes are one class.
Homes took 43.6% of the electricity Arizona Public Service Co sold in Arizona in 2025.
Rooftop solar on its linesnet metering
190,456 roofs.
- Residential net-metered PV
- 190,456installations reported for 2025
- Capacity
- 1726.1 MWresidential, net metered
- Per 1,000 homes
- 148.0installations per 1,000 residential customers
Service territoryEIA-861
14 counties.
ApacheCochiseCoconinoGilaGrahamGreenleeMaricopaMohaveNavajoPimaPinalSanta CruzYavapaiYuma
Counties in Arizona where Arizona Public Service Co reported serving customers in 2025 (14 in all; up to 24 listed).
EIA-8612025Utility 803
The filing, line by line.
| Measure | Value | Unit |
|---|---|---|
| Average price | 17.03 | ¢/kWh |
| Arizona average price | 15.32 | ¢/kWh |
| Difference from state average | 11.2 | % |
| Price change over 5 years | 28.6 | % |
| Typical monthly use | 966 | kWh |
| Typical monthly bill | 164.54 | US$ |
| Residential customers | 1,287,097 | accounts |
| Share of AZ residential customers | 40.2 | % |
| Size rank in AZ | 1 of 19 | by customers |
| Price rank, investor owned peers | 5 of 5 | 1 = lowest |
Rate plans on fileOpenEI URDB
8 active plans.
- Time-of-use
- 5more than one energy period within a month
- Seasonal only
- 0price changes by month, not by hour
- Median flat energy rate
- 14.05¢cents per kWh, one period and one tier
Active residential plans: not ended, started within the last 5 years, latest version of each plan name. Time-of-use means more than one energy period within a single month; plans whose price changes only by season are counted as seasonal.