Public Service Co of Colorado Electricity Rates and Average Bill (Colorado)
Data through May 2026 (the latest month EIA has published) · Updated August 14, 2026
As of May 2026, Public Service Co of Colorado's residential customers in Colorado paid an average effective rate of 16.28¢/kWh with an average monthly bill of $81.22, per EIA Form 861-M data. That rate is 0.1¢ above the Colorado average of 16.16¢/kWh; the U.S. average is 18.44¢/kWh.
Rate trend vs the Colorado average
View this chart as a table (last 12 months)
| Month | Rate (¢/kWh) | Avg bill ($/mo) | Avg usage (kWh/mo) |
|---|---|---|---|
| June 2025 | 16.66 | 98.31 | 590 |
| July 2025 | 16.96 | 137.07 | 808 |
| August 2025 | 17.34 | 131.14 | 757 |
| September 2025 | 17.38 | 92.51 | 532 |
| October 2025 | 15.82 | 78.90 | 499 |
| November 2025 | 15.68 | 77.18 | 492 |
| December 2025 | 15.47 | 93.02 | 601 |
| January 2026 | 16.12 | 99.48 | 617 |
| February 2026 | 16.38 | 82.71 | 505 |
| March 2026 | 16.59 | 85.24 | 514 |
| April 2026 | 16.30 | 71.56 | 439 |
| May 2026 | 16.28 | 81.22 | 499 |
Public Service Co of Colorado vs Colorado vs the U.S.
| Public Service Co of Colorado | Colorado | U.S. average | |
|---|---|---|---|
| Rate (May 2026) | 16.28¢/kWh | 16.16¢/kWh | 18.44¢/kWh |
| Average monthly bill | $81.22 | $96.93 | $135.70 |
| Average monthly usage | 499 kWh | 600 kWh | 736 kWh |
| Rate change, 1 year | +6.9% | +3.7% | +6.2% |
Estimate a bill at Public Service Co of Colorado rates
Worked example: 1,000 kWh at Public Service Co of Colorado's average effective rate of 16.28¢/kWh is about $162.80. The utility's actual average usage is 499 kWh/month, which produces the $81.22 average bill. This is an all-in average (energy, delivery, fixed charges, riders); your tariff's marginal price will differ.
See the full Colorado 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.