Colorado electricity rates

Average bill: $103.30
All-in price: 15.69¢
Average use: 658.2 kWh
Customers: 2,601,457

EIA-861 Average Bill, residential, 2025, released October 7, 2026. July 2026 residential price in Table 5.6.A was 17.00¢/kWh. July 2025 was 15.99¢/kWh. Table retrieved October 10, 2026. The table does not state a cause for the change.

Bundled and energy utilities

Utilities with a complete 2025 residential row and at least 10,000 customers. Sorted by the all-in cents per kWh of the primary service row. Delivery-only utilities are in the next section and are not mixed into this ranking.

Utility	Service	¢/kWh	Bill	Customers
Holy Cross Electric Assn, Inc	Bundled	12.45¢	$140.00	50,431
Poudre Valley REA, Inc	Bundled	12.47¢	$109.05	50,933
Tesla Inc.	Bundled	12.49¢	$67.79	12,805
City of Longmont	Bundled	13.12¢	$88.39	41,483
City of Fountain	Bundled	14.05¢	$100.09	17,088
City of Fort Collins - (CO)	Bundled	14.34¢	$87.43	71,804
Delta Montrose Electric Assn	Bundled	14.90¢	$106.93	32,985
City of Loveland - (CO)	Bundled	15.29¢	$94.55	37,387
City of Colorado Springs - (CO)	Bundled	15.43¢	$92.91	220,059
CORE Electric Cooperative	Bundled	15.62¢	$131.72	168,587
Mountain View Elec Assn, Inc	Bundled	15.65¢	$137.24	61,343
Empire Electric Assn, Inc	Bundled	15.68¢	$110.29	13,016
Public Service Co of Colorado	Bundled	15.90¢	$92.91	1,379,910
Grand Valley Power	Bundled	16.20¢	$129.01	17,657
United Power, Inc	Bundled	16.50¢	$131.45	103,104
San Miguel Power Assn, Inc	Bundled	16.84¢	$134.50	12,379
Yampa Valley Electric Assn Inc	Bundled	16.98¢	$145.84	23,604
Mountain Parks Electric, Inc	Bundled	17.54¢	$128.04	19,571
La Plata Electric Assn, Inc	Bundled	18.33¢	$117.64	40,369
Black Hills Colorado Electric, LLC	Bundled	18.71¢	$94.77	97,888
San Isabel Electric Assn, Inc	Bundled	18.86¢	$118.40	23,415

Lowest in this list: Holy Cross Electric Assn, Inc at 12.45¢/kWh. Highest: San Isabel Electric Assn, Inc at 18.86¢/kWh.

Delivery-only utilities

These cents cover delivery charges reported to EIA. In Texas they are the TDU, not the retail plan.

No delivery-only utility in this state meets the data threshold.

EIA state adjustment

Form EIA-861 includes a balancing row for Colorado, utility number 99999. The sales file names that row Adjustment 2025. It is not a company, the ownership field is blank, and the service-territory file lists no counties. The bundled figure on that row is 16.95¢/kWh, $117.43 a month, at 692.8 kWh, across 45,068 customers. Read the adjustment row.

Other utilities (25)

These utilities stay linked from this page. Most serve fewer than 10,000 residential customers, or the 2025 file is missing a price, a bill, a usage figure, or enough history.