(October 2025)
The cheapest rate on Gatby's marketplace is 14.7 cents which is 15% less than the average electricity rate in Harlingen in October 2025.
Last Updated: October 4, 2025
Save up to $800 by comparing rates from the top 25+ electricity providers
Using Gatby’s electricity marketplace, we determined that the lowest rate in October for homeowners was 14.7 cents per kilowatt-hour for usage of 1,000 kWh, which is the standard home size. If you are looking for cheap electricity plans in Harlingen, see below for different options.
Note that unlike the stable plan table of rates further down, the plans below include bill credit and time-of-use plans so you will want to make sure your home electricity usage lines up with the plan so you don’t have any surprise bills.
The lowest residential electricity rate in Harlingen is 14.7¢ ($0.147) and the average rate is 16.97¢ at 1,000 kWh.
Compare cheap electricity in Harlingen from trusted electricity companies by entering your address.
Use your power to choose your electricity provider by comparing plans on Gatby.
Using Gatby’s electricity marketplace, we determined that the lowest rate in October for homeowners was 14.7 cents per kilowatt-hour
Please note: All rates above are accurate as of 10/04/2025 for ZIP Codes 78552, 78550, 78535, 78551, 78559, 78586. Rates may have changed since this date. For the most up to date rates in your area, please enter your address above.
Your rate is the amount you pay per unit of electricity you use. Your electricity rate will be measured in kilowatt-hours (kWh). To calculate your electricity bill, you'll multiply your rate by your usage.
If you’ve ever wondered how much electricity should cost for your household, you’re in good company. Different plans make sense for different people depending on the size of their home and their monthly usage. Here are the best electricity plans in Harlingen depending on how much electricity you expect to use:
Apartment
< 1000 sqft
500 kWh
Gexa Energy - Gexa Eco Saver Plus 24
23.4 ¢
Frontier Utilities - Frontier Saver Plus 24
23.4 ¢
Express Energy - Flash Value 12
23.4 ¢
4Change Energy - Maxx Saver Value 24
23.4 ¢
Rhythm Energy - Rhythm Saver 12
20.9 ¢
APG&E - SimpleSaver 12
21.7 ¢
Discount Power - Bill Credit Bundle 24
24.3 ¢
Veteran Energy - Valor 12
19.5 ¢
Cirro Energy - Simple Advantage 8
15.0 ¢
Atlantex Power - Luminous
15.6 ¢
Small Home
1000 - 2000 sqft
1,000 kWh
Gexa Energy - Gexa Eco Saver Plus 24
10.5 ¢
Frontier Utilities - Frontier Saver Plus 24
10.5 ¢
Express Energy - Flash Value 12
10.6 ¢
4Change Energy - Maxx Saver Value 24
10.6 ¢
Rhythm Energy - Rhythm Saver 12
11.0 ¢
APG&E - SimpleSaver 12
11.4 ¢
Discount Power - Bill Credit Bundle 24
11.5 ¢
Veteran Energy - Valor 12
14.1 ¢
Cirro Energy - Simple Advantage 8
14.7 ¢
Atlantex Power - Luminous
15.2 ¢