According to the U.S. Energy Information Administration, the average cost of residential electricity in the US, in September of 2013, was $0.1252 per kilowatt hour. The actual numbers by state ranged everywhere from $0.0897 in Washington to $0.3628. Who pays the highest electric rates in the United States? Maybe you already guessed it. Hawaii! Unfortunately we don't get any prizes for being the most expensive. Also, depending what island you live on, your rates may be more that figure. Paying 3 times the national average for electricity can really hurt your bank account. If you pay your own electric bill, you probably understand that concept. Check out the video to the right to help you understand your bill (example is not from Hawaii, but the concepts are the same). Then explorer the different areas that will help you lower that bill.