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Electric Utilities in Arizona

57 utilities reported sales in Arizona for 2025 (EIA Form 861).

Utilities

Customers in this state. Home price and bill are for bundled service (generation and delivery)

Swipe the table sideways to see more columns.

#UtilityCustomersHome priceHome bill
1Arizona Public Service CoInvestor Owned1,433,29417.03¢/kWh$165/mo
2Salt River ProjectPolitical Subdivision1,188,18913.98¢/kWh$160/mo
3Tucson Electric Power CoInvestor Owned458,89814.88¢/kWh$117/mo
4UNS Electric, IncInvestor Owned107,07316.99¢/kWh$144/mo
5Trico Electric Cooperative IncCooperative56,12314.26¢/kWh$131/mo
6Sulphur Springs Valley E C IncCooperative54,78614.61¢/kWh$107/mo
7Mohave Electric Cooperative, Inc.Cooperative46,32611.27¢/kWh$103/mo
8Navopache Electric Coop, IncCooperative44,86413.48¢/kWh$81/mo
9Tesla Inc.Behind the Meter40,62112.23¢/kWh$112/mo
10Sunrun Inc.Behind the Meter40,04614.39¢/kWh$151/mo
11Electrical Dist No3 Pinal CountyPolitical Subdivision35,56214.02¢/kWh$162/mo
12Navajo Tribal Utility AuthorityState30,33816.54¢/kWh$81/mo
13City of Mesa - (AZ)Municipal18,29120.56¢/kWh$169/mo
14USBIA-San Carlos ProjectFederal14,40316.37¢/kWh$142/mo
15SunPower Capital, LLCBehind the Meter11,35716.76¢/kWh$133/mo
16Graham County Electric Coop IncCooperative8,585Not reportedNot reported
17Electrical Dist No2 Pinal CountyPolitical Subdivision6,64113.32¢/kWh$131/mo
18City of Safford - (AZ)Municipal6,163Not reportedNot reported
19Palmetto Solar, LLCBehind the Meter5,52414.75¢/kWh$181/mo
20Page Utility EnterprisesMunicipal4,669Not reportedNot reported
21Wellton-Mohawk Irr & Drain DistPolitical Subdivision4,264Not reportedNot reported
22Tohono O'Odham Utility AuthorityPolitical Subdivision4,047Not reportedNot reported
23Spruce FinanceBehind the Meter3,60610.94¢/kWh$101/mo
24Gila River Indian Utility Authority (GRICUA)Cooperative3,46614.27¢/kWh$201/mo
25Electrical Dist No4 Pinal CountyPolitical Subdivision3,359Not reportedNot reported
26Dixie Escalante R E A, IncCooperative3,22110.25¢/kWh$105/mo
27Town of Thatcher- (AZ)Municipal3,125Not reportedNot reported
28Morenci Water and ElectricInvestor Owned2,6376.02¢/kWh$47/mo
29City of Williams - AZMunicipal2,345Not reportedNot reported
30Duncan Valley Elec Coop, IncCooperative2,335Not reportedNot reported
31Hohokam Irr & Drain DistPolitical Subdivision2,149Not reportedNot reported
32EverBright, LLCBehind the Meter1,95112.31¢/kWh$146/mo
33Colorado River Indian Irr ProjFederal1,861Not reportedNot reported
34Garkane Energy Coop, IncCooperative1,85812.14¢/kWh$186/mo
35Town of WickenburgMunicipal1,508Not reportedNot reported
36Ajo Improvement CoInvestor Owned1,00513.53¢/kWh$69/mo
37Town of Fredonia - (AZ)Municipal823Not reportedNot reported
38Aha Macav Power ServicePolitical Subdivision726Not reportedNot reported
39Electrical Dist No8 MaricopaPolitical Subdivision705Not reportedNot reported
40Columbus Electric Coop, IncCooperative523Not reportedNot reported
41Ak-Chin Electric Utility AuthorityState44212.90¢/kWh$190/mo
42Roosevelt Irrigation DistrictPolitical Subdivision192Not reportedNot reported
43McMullen Valley Water C&D DistPolitical Subdivision191Not reportedNot reported
44Ocotillo Water Conserv. Dist.Political Subdivision169Not reportedNot reported
45Electrical Dist No6 Pinal CountyPolitical Subdivision147Not reportedNot reported
46Buckeye Water C&D DistrictPolitical Subdivision120Not reportedNot reported
47Harquahala Valley Pwr DistrictPolitical Subdivision105Not reportedNot reported
48Maricopa County M W C Dist #1Political Subdivision100Not reportedNot reported
49Electrical Dist No7 MaricopaPolitical Subdivision81Not reportedNot reported
50Tonopah Irrigation DistrictPolitical Subdivision60Not reportedNot reported
51Aguila Irrigation DistrictPolitical Subdivision58Not reportedNot reported
52TerraForm US Energy Services, LLCBehind the Meter29Not reportedNot reported
53WAPA-- Western Area Power AdministrationFederal18Not reportedNot reported
54Constellation Solar Holding, LLCBehind the Meter10Not reportedNot reported
55Ahana Renewables, LLCBehind the Meter5Not reportedNot reported
56Greenbacker Renewable Energy CorporationBehind the Meter4Not reportedNot reported
57SunnovaBehind the MeterNot reportedNot reportedNot reported

Small utilities that file the short form (EIA-861S) report only total sales, so their home price and bill are not reported.

Frequently asked questions

What is the biggest electric company in Arizona?
Arizona Public Service Co had the most customers in Arizona in 2025, about 1,433,294.
How do I find which utility serves my address in Arizona?
Open your county page from the Arizona energy overview. It lists the utilities that report serving each county. Your power bill also names your utility.

Source: U.S. Energy Information Administration, Form EIA-861 (2025) · Data for 2025