Ready to shop for an electricity plan in Harlingen? Enter your ZIP code to view available Gexa Energy plans and prices.
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The current lowest available Gexa Energy price in Harlingen at 1,000 kWh is 8.0¢ per kWh, while the average available price across qualifying plans is 15.7¢ per kWh.
Earn up to $1,500 in Usage Credits annually based on your usage
Monthly credits that pay you back:
Get the same low price - all day, every day, all year round
Lock in a low rate:
What will you do with 72 hours of free energy?
Big savings every weekend:
A great option for customers looking for flexibility
Flexibility, your way:
*Pricing for AEP Texas Central, updated on October 23, 2026 at 11:17 AM CT. Your price may vary. Pricing and plan offerings are subject to change. Monthly bill estimates are based on 1000 kWh usage. Actual bills may vary based on usage patterns and additional fees. See plan Electricity Facts Labels (EFLs) for details.
Whether you're moving to Harlingen or looking for a new electricity plan, Gexa Energy makes it easier to find an option that fits your home. As an original Texas retail electricity provider (REP), we've served more than 1.8 million Texas households since 20011 with clear, easy-to-understand plans, competitive pricing, and a variety of options designed to fit different energy needs. Managing your electricity service is simple with Gexa MyAccount, where you can monitor usage, enroll in AutoPay, and choose paperless billing. If you ever have questions, our customer support team is available to assist you. Eligible new residential customers can also take advantage of our happiness guarantee program2 , which allows you to switch to another qualifying Gexa Energy plan within the first 60 days if your original plan isn't the right fit.
View Harlingen PlansWhether you live in Treasure Hills, Palm Valley, or another area of Harlingen, your electricity usage is unique to your household. The average Harlingen home consumes approximately 1,384 kWh per month, but your actual usage may vary based on factors such as square footage, occupancy, and everyday routines. Gexa offers a range of electricity plans designed to support different lifestyles and usage patterns.
500 kWh/month
400 to 950 Sq. Ft.
Gexa Simply Low 12 – 20.8¢
$104.19/mo
estimated Harlingen monthly bill
1,000 kWh/month
1,000 to 2,000 Sq. Ft.
Gexa Simply Low 12 – 8.0¢
$80.14/mo
estimated Harlingen monthly bill
2,000 kWh/month
2,100 to 2,800 Sq. Ft.
Gexa Simply Low 12 – 14.1¢
$282.04/mo
estimated Harlingen monthly bill
*Estimated bills and home-size ranges are for illustration only. Your actual usage and monthly bill will depend on your home's size, energy efficiency, and how your household uses electricity. See each plan's Electricity Facts Label (EFL) for complete pricing details.
Harlingen homeowners can choose from a range of electricity providers and plans. Compare Gexa side by side with other electricity providers serving your area.
| Provider | Plan Name | Rate (per kWh) | Contract Length | Est. Monthly Bill* |
|---|---|---|---|---|
| Gexa EnergyFeatured | Gexa Simply Low 12 | 8.0¢ | 12-month fixed rate | $80.14 |
| Constellation | 12 Month (No Min Usage Fee) | 12.8¢ | 12 months | $128.00 |
| TXU Energy | Simple Rate 12 | 16.5¢ | 12 months | $165.00 |
Constellation
12 Month (No Min Usage Fee)
TXU Energy
Simple Rate 12
*Competitor rates are each provider's own published average price per kWh at 1,000 kWh of monthly usage for this service area, including TDU delivery charges, as listed on the provider's website on October 23, 2026 at 11:17 AM CT. Rates vary by utility service area and change frequently. Estimated monthly bills assume 1,000 kWh of usage. Always review each plan's Electricity Facts Label (EFL) for complete and current pricing, fees and terms.
Gexa Energy offers electricity plans in Harlingen for a variety of lifestyles and household needs. Whether you're looking for predictable pricing or plan features tailored to specific usage habits, understanding how each option works can help you choose the plan that's right for you.
A fixed-rate plan keeps your energy charge more consistent throughout your contract term, helping provide greater stability for the length of your agreement. This option is often chosen by Harlingen households that value predictable monthly energy charges.
Usage credit plans apply a bill credit when your monthly electricity usage reaches or exceeds the qualifying threshold, such as 1,000 kWh, depending on the plan. This structure may suit Harlingen households with consistent usage that regularly meet the qualifying usage level. If monthly usage falls below the threshold, the credit does not apply.
Free electricity plans include $0 energy and delivery charges during specified weekend hours. Harlingen households that shift more of their electricity use into those promotional hours may benefit from these plans. Keep in mind that energy charges outside the promotional period are generally higher, and additional billed charges may still apply. Review the Electricity Facts Label (EFL) for complete pricing details.
Select Gexa Energy plans include smart thermostats and energy-optimization features that help you better manage household electricity use. Through the Gexa Energy mobile app and Gexa MyAccount, you can adjust thermostat settings, monitor electricity usage, and manage your account whenever it's convenient.
Does your Harlingen home have solar panels? Gexa’s solar buyback plans allow you to receive bill credits for the eligible excess energy your system sends back to the power grid. This can help you receive more value from your solar system while helping offset some energy charges.
Electric vehicle (EV) charging plans are designed for drivers who regularly charge at home. These plans offer energy charge credits when you charge your EV overnight. This makes overnight charging a convenient option while helping you better manage overall energy charges.
A variable-price plan has an energy charge that can change month to month based on current energy market conditions. This type of plan may appeal to customers seeking flexibility without a long-term contract, but monthly energy charges may be less predictable.
Flat-rate plans have a consistent monthly energy charge as long as your electricity usage stays within a specified limit. If your usage exceeds that limit, additional energy charges apply to the extra kilowatt-hours you use. This type of plan may be a good fit for smaller homes or households with predictable electricity usage, since staying within the included usage level can help keep monthly energy charges more consistent.
Your electricity bill can be influenced by several factors. Understanding them can make it easier to compare electricity plans.
Air conditioning during Harlingen's warm climate, heating needs, home size, insulation, and appliance efficiency all affect how much electricity your household uses.
The number of occupants, laundry frequency, electric vehicle charging, home offices, pools, and other high-energy appliances can increase electricity consumption.
Home size and energy efficiency can affect electricity usage. Larger homes often use more power, while poor insulation and air leaks can increase energy consumption.
Features such as fixed-rate pricing, variable-price pricing, usage credits, and Free Electricity periods all influence how your energy charges are calculated.
Regulated TDU delivery charges are included regardless of which REP you choose. Current AEP Texas Central Delivery Charges:
Estimated electricity bills in Harlingen can vary based on seasonal energy use and the current price of your selected plan. Using Gexa's average available price of 15.7¢/kWh, the estimated average monthly electricity bill in Harlingen is $157.35. For a typical home, the average monthly bill is approximately $215, while apartment residents typically pay around $140 per month. This equals estimated annual electricity costs of $2,578 for a home and $1,683 for an apartment.
A typical Harlingen home's bill ranges from about $146 in Feb to $301 in Jul. For an apartment, bills range from $101 in Feb to $186 in Jul.
*The chart uses live plan pricing and seasonal usage data to provide a more accurate estimate than a static annual average. Estimates are modeled using Gexa's average available rate at 1,000 kWh and typical seasonal usage patterns. Actual bills will vary based on electricity usage, plan selection, and applicable TDU delivery charges.
Finding the right electricity plan in Harlingen starts with understanding your home's energy needs. Comparing plan features alongside your typical electricity usage can help you identify an option that fits your household and your budget.
Consider how your household uses electricity throughout the year. Factors like home size, family size, air conditioning needs, appliance usage, and EV charging can influence which plan is the best fit. Reviewing your average monthly usage before shopping can help you find a plan that better matches your energy habits.
Advertised electricity rates are only part of the comparison. Contract terms, pricing structures, bill credits, and promotional offers can all affect your monthly costs. Review each plan's EFL for details on pricing, fees, usage requirements, and other important terms before enrolling.
When you enroll with Gexa Energy, we serve as your REP. That means we supply your electricity, manage your account, handle billing, and provide customer support.
AEP Texas Central is the TDU that delivers electricity throughout Harlingen, maintains the local electric infrastructure, and responds to power outages. TDUs are assigned by location, not chosen by individual households.
Is your electricity out in Harlingen? Report it to AEP Texas Central, which restores service for all retail providers.
AEP Texas Central Outage Line866-223-8508
Report the outage at aeptexas.com/outages
Yes, you can choose your electricity provider in Harlingen. The city participates in Texas’ deregulated energy market, giving businesses and residents dozens of companies to consider.
You can report a power outage in Harlingen by contacting AEP Texas Central, the city’s TDU. Make a report by calling 866-223-8508 or using AEP Texas’ online outage tracker.
Harlingen electricity rates are affected by ZIP code, REP, plan structure, local demand, climate, and overall energy market conditions. Your home size and type, and usage habits can also impact them.
AEP Texas Central delivers electricity to homes in Harlingen. It is the TDU for the entire city, regardless of which REP a household or business chooses. AEP Texas owns, operates, and maintains local grid infrastructure and responds to power outages.
Gexa Energy serves communities across the South Texas area and the AEP Texas Central delivery territory. Explore plans in nearby cities:
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