The Harbor Bridge at the Port of Corpus Christi, a major industrial energy hub in the AEP Texas Central deregulated market

Corpus Christi Electricity Rates

Edited by Rafael Morales
Last updated:

The cheapest True Fixed electricity rate in Corpus Christi today for a 12 to 23 month term is 11.1¢/kWh at 1,000 kWh, from True Power. Across the 53 True Fixed plans in that range we track in Corpus Christi, the average is 13.4¢/kWh. Both numbers account for the energy provider’s charges and all TDU delivery and base charges, so they reflect what you actually pay.

That 11.1¢ is the floor for a real fixed rate in Corpus Christi on a term of 12 months or longer. If you see a 12-month-or-longer plan advertised well below this rate, it is almost certainly a bill credit plan. Those rates only apply if your monthly usage lands inside a narrow window, usually right around 1,000 kWh. Over a year you will likely miss it in at least 4 months (overpaying $400 or more), using too little or too much. Clear Energy Facts does not recommend these plans.

Every plan listed here is True Fixed. If you are looking for a different plan type in Corpus Christi, we track those separately: Best Free Nights plans, Best Free Weekends plans, and No-credit-check prepaid plans.

Our Recommendation

Our Recommendation
Swipe left or right to compare term lengths
12-23 Months
24-35 Months
36+ Months
Photo by Rajeev Bector on Unsplash

Best True Fixed Plans in Corpus Christi

True Fixed Rate plans only, enter zipcode for full list and more details

Check details in your area
1st
True Power
Review Check Availability
True Value 12
PTC
Sep 17
12 months
500 KWH
11.4¢
1000 KWH
11.1¢
2000 KWH
10.9¢

Top concerns

⚠️ ⚠️ ⚠️ Risk of account being transferred

⚠️ ⚠️ ⚠️ Need to call for Autopay setup

⚠️ ⚠️ One of the highest cancellation fees

⚠️ ⚠️ High Complain Ratio. 1 on PUCT score

⚠️ 2% fee for payments outside AutoPay.

2nd
3rd
Express Energy
Review Check Availability
Express Energy Speedy 12SM
PTC
Sep 17
12 months
500 KWH
11.6¢
1000 KWH
11.2¢
2000 KWH
11.1¢

Top concerns

⚠️⚠️⚠️ One of the lowest ratings on Google Reviews

4th
5th
Gexa Energy
Review Check Availability
Gexa Eco Choice 12
100% Renewable
PTC
Sep 17
12 months
500 KWH
11.6¢
1000 KWH
11.2¢
2000 KWH
11.1¢

Top concerns

⚠️ Common negative review: higher rates at renewal.

6th
Frontier
Review Check Availability
Frontier Power Saver 12
PTC
Sep 17
12 months
500 KWH
11.6¢
1000 KWH
11.2¢
2000 KWH
11.1¢

Top concerns

⚠️ Common negative review: higher rates at renewal.

7th
Rhythm
Review Check Availability
Digital Choice 12 - 12 month plan
100% Renewable
PTC
Sep 17
12 months
500 KWH
11.5¢
1000 KWH
11.6¢
2000 KWH
11.7¢
8th
Energy Texas
Review Check Availability
No Bull 12 - 12 month plan
100% Renewable
PTC
Sep 17
12 months
500 KWH
11.5¢
1000 KWH
11.6¢
2000 KWH
11.7¢
9th
Budget Power
Review Check Availability
No Gimmicks 18
PTC
Sep 17
18 months
500 KWH
12.0¢
1000 KWH
11.7¢
2000 KWH
11.5¢

Top concerns

⚠️⚠️⚠️ Risk of account being transferred

⚠️⚠️⚠️ High Complain Ratio. 1 on PUCT score

⚠️⚠️ Poor Customer Service on Google Reviews

10th
Texans Choice Power
Review Check Availability
Choose 12
Company website
Sep 16
12 months
500 KWH
12.2¢
1000 KWH
11.9¢
2000 KWH
11.7¢

Top concerns

⚠️ Limited public review history: no active Google reviews profile

11th
Southern Federal
Review Check Availability
SoFed Digital Saver Plus - 12
Company website
Sep 16
12 months
500 KWH
12.5¢
1000 KWH
12.1¢
2000 KWH
12.0¢
12th
13th
Abundance Energy
Review Check Availability
Confident Renter 12
Company website
Sep 11
12 months
500 KWH
12.6¢
1000 KWH
12.3¢
2000 KWH
12.1¢

Top concerns

⚠️ Common negative review: long wait times on customer service calls.

14th
Atlantex Power
Review Check Availability
Luminous
Exclusive Offer
Sep 14
12 months
500 KWH
12.7¢
1000 KWH
12.4¢
2000 KWH
12.2¢

Top concerns

⚠️ Limited public review history: no active Google reviews profile

15th
Abundance Energy
Review Check Availability
Fixed Rate – Straight Forward 12
Company website
Sep 11
12 months
500 KWH
13.2¢
1000 KWH
12.4¢
2000 KWH
12.0¢

Top concerns

⚠️ Common negative review: long wait times on customer service calls.

16th
Cleansky Energy
Review Check Availability
Embrace Green 12 - Fixed Rate Product
100% Renewable
Company website
Sep 16
12 months
500 KWH
13.0¢
1000 KWH
12.7¢
2000 KWH
12.5¢
17th
18th
19th
Constellation
Review Check Availability
Fix Rate 12
Company website
Sep 16
12 months
500 KWH
13.1¢
1000 KWH
12.8¢
2000 KWH
12.7¢

Top concerns

Live Agent Payment Fee: They charge a $6.95 per call fee for customers who choose to make a payment via a call center agent

20th
Cleansky Energy
Review Check Availability
Affordable Wind 12 - Fixed Rate Product
100% Renewable
Company website
Sep 16
12 months
500 KWH
13.1¢
1000 KWH
12.8¢
2000 KWH
12.6¢

Showing the best available 500 / 1000 / 2000 kWh prices for the selected term range. Sources include PowerToChoose (“PTC”) and direct provider sites. We are not affiliated with PowerToChoose.org or the Public Utility Commission of Texas; these offers are shown for informational purposes only.

TDU Contact and Outage Information for Corpus Christi

The main ZIP codes for Corpus Christi are 78401, 78404, 78410, 78411, 78412, 78413, 78414, 78415, and 78418. Corpus Christi is served by AEP Texas Central. AEP Texas is responsible for delivering electricity to your home and is the company you should contact if there is an outage in your area. 

As one useful data point, AEP Texas appeared well prepared for the 2024 hurricane season, with crews staged in Corpus Christi ahead of Hurricane Beryl and about 63% of affected customers across its service territory restored within the first 24 hours. That compares favorably with the heavy public criticism and state scrutiny that followed CenterPoint’s response to Beryl in the Houston area, although Houston’s grid and outage scale were much larger.

Utility Service Contacts

AEP Texas Central

Visit TDU Website Open Outage Map

Support Phone

866-223-8508

Corpus Christi Housing & Heating Facts

Local housing and heating composition based on city profile inputs.

Median Year Built

1982

Corpus Christi is a hot, humid coastal city, so summer cooling is usually the main driver of electric bills, and your A/C is not just cooling the air but also removing moisture, which makes electricity use more expensive than in drier parts of Texas. Houses make up 66.5% of the housing stock against 21.7% apartments, 79% of homes heat with electricity, and the median build year of 1982 points to an established housing stock. In most cases the best option here is a True Fixed plan. Bill-credit plans may look attractive, but during the summer your usage can easily go above the sweet spot, and the base rate outside that range is often much higher than a strong True Fixed plan.

Energy Tip: In Corpus Christi, coastal humidity makes your A/C work harder for long stretches of the year, so regular HVAC maintenance matters. Keep the outdoor unit clear, change filters on time, and make sure airflow stays strong before peak summer arrives.

Source: U.S. Census Bureau. "Selected Housing Characteristics." American Community Survey, ACS 5-Year Estimates Data Profiles, Table DP04.

Heating Type Share

Electricity 79.0%
Gas 19.0%
Other 2.0%

Housing Mix Share

House 66.5%
Apartment 21.7%
Other 11.8%

What a typical Corpus Christi home pays for electricity

Based on Corpus Christi's housing profile, a medium house with electric heat is the most common setup in the city. Priced at the average of every 12 month True Fixed plan in Corpus Christi, that runs about $1,829 a year, or roughly $152 a month, though the monthly figure swings with the season.

Use this as a reference point. If your usage is similar to the profile below and your bill is well above these numbers, you are probably overpaying.

Change the profile if yours is different.

Estimated yearly cost

$1,829

Sum of the four seasonal blocks

Average month

$152

Seasons swing above and below this

Season Usage Estimated Bill per month
Dec - Feb -- --
Mar - May -- --
Jun - Aug -- --
Sep - Nov -- --

The Real Cost of Gimmicky Bill-Credit Plans in Corpus Christi

Bill-credit plans are often advertised as having some of the lowest rates on the market. However, their actual cost depends heavily on how much electricity you use each month and whether your usage qualifies for the bill credit. The table below provides average estimates based on different home and electricity-usage profiles. These figures are for informational purposes only, and your actual cost and potential overpayment may vary.

Use the filters to apply the plan’s actual charges and credits to different Corpus Christi housing and heating profiles over 12 months.

Estimated yearly cost

$1,965

Average month

$164

True yearly rate

14.4¢

Total annual bill divided by annual usage

Season Usage (kWh) Energy + delivery Base cost Bill credit Estimated bill Effective rate
Dec - Feb 1,200 $235.25 $3.24 −$125.00 $113.49 9.5¢
Mar - May 850 $166.64 $3.24 $0.00 $169.88 20.0¢
Jun - Aug 1,600 $313.67 $3.24 −$125.00 $191.91 12.0¢
Sep - Nov 900 $176.44 $3.24 $0.00 $179.68 20.0¢

Top 5 Reviewed Electricity Companies in Corpus Christi

Highest review scores among True Fixed providers currently listed for Corpus Christi.

Rank #1 Score 4.59/5
Spark Energy

Spark Energy

★ ★ ★ ★ ★

From 12.7¢ @ 1000 kWh

1 eligible plans

Read Full Review
Rank #2 Score 4.29/5
Cleansky Energy

Cleansky Energy

★ ★ ★ ★ ★

From 12.3¢ @ 1000 kWh

6 eligible plans

Read Full Review
Rank #3 Score 4.24/5
Champion Energy

Champion Energy

★ ★ ★ ★ ★

From 12.7¢ @ 1000 kWh

4 eligible plans

Read Full Review
Rank #4 Score 4.23/5
Constellation

Constellation

★ ★ ★ ★ ★

From 12.8¢ @ 1000 kWh

1 eligible plans

Read Full Review
Rank #5 Score 4.16/5
Southern Federal

Southern Federal

★ ★ ★ ★ ★

From 10.5¢ @ 1000 kWh

3 eligible plans

Read Full Review

Types of Electricity Plans Available in Corpus Christi

If you are shopping for electricity in Corpus Christi, you will see several different plan types. Some are simple and easy to understand, while others depend on your monthly usage, the time of day, or special equipment in your home.

  • Truly Fixed Plans: These plans keep the same energy rate for the full contract term, which makes them one of the most predictable options in Corpus Christi.
  • Bill Credit Plans: These plans give you a bill credit only when your monthly usage falls within a certain range, so your real rate can change a lot from month to month. Almost all comparison websites feature this kind of plan.
  • Tiered Plans: These plans use different pricing levels based on how much electricity you use during the billing cycle. These plans are very common among large companies such as Reliant and TXU.
  • Free or Discount Nights Plans: These plans offer free or lower-priced electricity at night, but the daytime rates are often much higher. Reliant, TXU, Infuse, Revolution, Green Mountain, Amigo, and Just Energy are some of the companies that offer these kinds of plans.
  • Free or Discount Weekends Plans: These plans give you free or discounted electricity on weekends, but weekday pricing may be less attractive.
  • Buyback Plans: These plans are made for homes with solar panels and let you receive credit for extra electricity sent back to the grid.
  • Special Equipment Plans: These plans are linked to certain devices, such as smart thermostats, and may include special discounts or program benefits. Octopus and Think Energy are two companies that usually offer this type of plan.
  • EV Plans: These plans are designed for electric vehicle owners and usually offer better pricing during overnight charging hours.
  • Prepaid Plans: These plans let you pay in advance for electricity and usually do not require a long contract, though you must keep enough balance in the account.
 • • Variable Plans: These plans do not lock in a fixed rate, so the price can go up or down each month.

Best Time of the Year to Shop for Electricity in Corpus Christi

In Corpus Christi, the best time to shop for electricity is usually during the spring and fall. Those months often have lower demand, which can lead to better rates. Still, this is not a hard rule. Prices can change based on local weather, fuel markets, grid conditions, and broader supply and demand trends.

Another thing to watch is contract length. In the past, shoppers mostly saw 12, 24, or 36-month plans. Now it is common to see terms like 9, 13, 18, or 20 months. That matters because the length of your contract affects when you will have to shop again, and renewing during a high-price season can cost more.

If you want to be more careful, try to choose a plan that keeps your renewal date away from the hottest summer months or the most volatile winter periods. For example, if one contract would make you renew in August and another would make you renew in May, the May renewal may put you in a better shopping window. Sources that track Texas electricity shopping patterns consistently point to spring and fall as the more favorable seasons, while summer and deep winter tend to be riskier.

Weather also matters. Major heat waves and winter storms can put pressure on the market and increase price volatility, so it is usually better not to wait until right before a major weather event to lock in a plan.

You can review our historical Texas electricity rates to see how prices have changed over time.

Frequently Asked Questions about Electricity Rates in Corpus Christi

What is the best 12-month True Fixed rate in Corpus Christi right now?

The Cheapest 12-month True Fixed plan right now in Corpus Christi is True Power — True Value 12, with a rate of 11.1¢/kWh at 1000 kWh.

What is the average electricity bill in Corpus Christi for a studio apartment (electric heating)?

Priced at the average of every 12 month True Fixed plan in Corpus Christi, the estimated monthly bill for a studio apartment with electric heating is $70.47. That average includes the TDU delivery charges and assumes no provider base charge, so it works as a reference point: a similar home paying well above it is probably on an expensive plan.

What is the average electricity bill in Corpus Christi for a medium house (electric heating)?

Priced at the average of every 12 month True Fixed plan in Corpus Christi, the estimated monthly bill for a medium house with electric heating is $152.45. That average includes the TDU delivery charges and assumes no provider base charge, so it works as a reference point: a similar home paying well above it is probably on an expensive plan.

What is the average electricity bill in Corpus Christi for a medium house (gas heating)?

Priced at the average of every 12 month True Fixed plan in Corpus Christi, the estimated monthly bill for a medium house with gas heating is $140.97. That average includes the TDU delivery charges and assumes no provider base charge, so it works as a reference point: a similar home paying well above it is probably on an expensive plan.

How do I know if a plan I choose is a True Fixed plan in Corpus Christi?

If you find a plan that looks good on another provider’s website, in an online ad, or even on Power to Choose, you can still use Clear Energy Facts to double-check it.

First, download or open the plan’s Electricity Facts Label (EFL). Then compare it using our EFL Inspector: EFL Inspector .

This tool helps you tell whether a plan is truly fixed, a bill-credit plan, a free nights/weekends offer, or something else.

Which TDU serves Corpus Christi?

The primary TDU serving Corpus Christi is AEP Texas Central. This TDU owns and maintains local delivery poles and wires, and also manages outage restoration.

How do I confirm the correct TDU for my address in Corpus Christi?

Check your current electricity bill or service paperwork for the delivery utility name. If you are moving, enter your ZIP code and address during enrollment to confirm the exact TDU.