Cheapest States to Run a Garage Door Opener

#1: Nevada at $1/year. Hawaii households pay 4.0× as much.

Rank	State	Rate (¢/kWh)	Annual cost
1	Nevada	13.11	$1/year
2	Nebraska	13.25	$1/year
3	Utah	13.37	$1/year
4	Louisiana	13.49	$1/year
5	Arkansas	14.12	$1/year
6	North Dakota	14.12	$1/year
7	Tennessee	14.07	$1/year
8	Kentucky	14.26	$1/year
9	Idaho	14.37	$1/year
10	Oklahoma	14.33	$1/year
11	North Carolina	14.74	$1/year
12	Mississippi	14.88	$1/year
13	Washington	14.91	$1/year
14	Florida	15.10	$1/year
15	New Mexico	15.06	$1/year
16	Arizona	15.18	$1/year
17	Montana	15.14	$1/year
18	Wyoming	15.24	$1/year
19	South Dakota	15.36	$1/year
20	South Carolina	15.55	$1/year
21	West Virginia	15.45	$1/year
22	Kansas	15.71	$1/year
23	Iowa	15.93	$1/year
24	Texas	15.94	$1/year
25	Georgia	16.36	$1/year
26	Missouri	16.22	$1/year
27	Oregon	16.32	$1/year
28	Alabama	16.40	$1/year
29	Colorado	17.13	$1/year
30	Virginia	17.22	$1/year
31	Indiana	17.51	$1/year
32	Minnesota	17.52	$1/year
33	Delaware	19.29	$1/year
34	Ohio	19.19	$1/year
35	Wisconsin	19.56	$1/year
36	Illinois	19.89	$1/year
37	Pennsylvania	21.73	$1/year
38	Maryland	21.84	$1/year
39	Michigan	22.99	$1/year
40	Connecticut	24.32	$2/year
41	District of Columbia	24.39	$2/year
42	Vermont	24.44	$2/year
43	New Jersey	24.95	$2/year
44	New Hampshire	27.01	$2/year
45	Alaska	28.21	$2/year
46	Rhode Island	29.23	$2/year
47	New York	29.49	$2/year
48	Maine	29.59	$2/year
49	Massachusetts	29.61	$2/year
50	California	34.74	$2/year
51	Hawaii	52.72	$3/year

How we calculated this

For each state we compute the annual running cost of a garage door opener using its nameplate 350 W, 0.05 hours/day, 365 days/year. States are ranked by total annual cost.

State electricity prices come from the U.S. Energy Information Administration’s Electric Power Monthly, Table 5.6.A (June 2026). See our methodology for the full formula.

Cheapest States to Run a Garage Door Opener

How we calculated this

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