Speedy 12
Express Energy · 12-month contract · cancellation fee 20.00 per month remaining
- 500 kWh$62/month12.3¢/kWh
- 1,000 kWh$116/month11.6¢/kWh
- 2,000 kWh$224/month11.2¢/kWh
Electricity rates in Rio Vista, TX
October 2026 · 169 plans from 42 providers · Power delivered by TNMP
Compare 169 plans →TNMP delivery area · delivery included
11.4¢
Lowest fixed-rate price per kWh, no bill-credit tricks.
14.8¢
Typical plan price in Rio Vista, about $148 for 1,000 kWh.
15.9¢
Texas average actually paid, July 2026 (U.S. EIA).
Cheapest fixed-rate electricity plans in Rio Vista
Fixed-rate plans without usage credits, prepayment or time-of-use pricing. Compare the level closest to your actual monthly use. These are price comparisons, not ratings of provider service.
Each shortlisted offer is lowest at at least one published usage level. Compare all three usage levels before choosing: the plan that wins at 500 kWh can cost more at 2,000 kWh. These three points do not reveal every fee or price threshold between them.
SmartGreen 3
SmartEnergy · 3-month contract · cancellation fee none
- 500 kWh$64/month12.7¢/kWh
- 1,000 kWh$114/month11.4¢/kWh
- 2,000 kWh$216/month10.8¢/kWh
Estimated bills use the listed average price at each usage level, including TNMP delivery. Ties show one plan. Confirm taxes, additional charges and availability at your exact address in the provider’s current documents. Cities in the same delivery area may share these offers.
These offers apply to the TNMP delivery area; they are not separate city-only tariffs. Cities served by the same utility can share this table. Below it, housing figures describe Rio Vista, while weather estimates and outage history describe Johnson County. Use your own bill and delivery company to confirm the right comparison for your address.
Compare Rio Vista electricity rates and energy plans
The shortlist above compares named offers at three usage levels. The full sortable list is shared by cities in the TNMP delivery area, rather than a separate set of rates for each city.
Compare all 169 plans in the TNMP area →
Source: Power to Choose, October 22, 2026. How we compare plans
How plan prices are spread in Rio Vista
169 plans cost between 8.0¢ and 20.4¢ per kWh at 1,000 kWh a month, delivery included. The cheapest fixed-rate plan without bill-credit tricks is 11.4¢; the typical plan costs 14.8¢, 3.4¢ more. 5 plans advertise lower prices than the cheapest honest one, but only with bill credits that apply above a usage threshold.
Cheapest, no tricks · 11.4¢
Typical plan · 14.8¢
Texas average paid · 15.9¢
Fixed rate, no tricks (131)Bill credits above a usage threshold (12)Prepaid, time-of-use or variable (26)
Average paid: July 2026 (U.S. EIA).
Your bill through the year in Rio Vista
Our county-weather model estimates the most electricity use in July (1,532 kWh) and the least in April (797 kWh). Over a year that is about $1,990 using the median-price benchmark, or $1,521 using the lowest-price benchmark. These are modeled comparisons, not quotes for a single contract.
| Month | Typical use | Median benchmark | Lowest-price benchmark |
|---|---|---|---|
| January | 1,201 kWh | $177 | $135 |
| February | 1,030 kWh | $152 | $117 |
| March | 930 kWh | $139 | $107 |
| April | 797 kWh | $122 | $94 |
| May | 999 kWh | $148 | $114 |
| June | 1,321 kWh | $195 | $148 |
| July | 1,532 kWh | $225 | $170 |
| August | 1,532 kWh | $225 | $170 |
| September | 1,174 kWh | $173 | $133 |
| October | 844 kWh | $128 | $99 |
| November | 914 kWh | $137 | $106 |
| December | 1,136 kWh | $168 | $129 |
Estimated for a typical home from Johnson County weather (NOAA climate normals 1991–2020) and how Texas homes use electricity as the weather changes (U.S. EIA). The model is not a city meter reading or a prediction for your home. Prices are interpolated between the published 500/1,000/2,000 kWh points; outside that range the nearest endpoint is used. Each benchmark point can come from a different plan, so the annual total is not an available annual contract price. Taxes, future rate changes and exact EFL fee thresholds are not modeled. How we estimate
Power outages in Johnson County
In 2025 the average customer in Johnson County spent about 4.5 hours without power (Texas average: 4.6 hours). The worst day of the last five years was February 15, 2021, when 23,816 customers (31%) lost power.
| Year | Hours without power per customer | Days with major outages |
|---|---|---|
| 2025 | 4.5 | 6 |
| 2024 | 3.5 | 3 |
| 2023 | 7.0 | 3 |
Major outage: at least 5% of the county’s 76,674 customers without power at once. Source: EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0), built from utility outage maps; coverage of some utilities may be incomplete. Report outages directly to TNMP.
Your delivery company: TNMP
TNMP owns the poles and wires in Rio Vista. It charges $7.56 a month + 7.77¢ per kWh, the same no matter which provider you pick, and that charge is already in every price above.
Power out? Report it to TNMP, not to your provider. TNMP details
ZIP codes in Rio Vista
1 ZIP codes associated with Rio Vista. Confirm service at your exact address.
- 76093
Before choosing a plan in Rio Vista
Use your recent monthly kWh readings to estimate your electricity bill. Compare costs at your own usage, then check contract length, cancellation fees and the Electricity Facts Label. Review electricity providers before enrolling. Check how bill credit thresholds change your costs.
Moving in without usage history? Start with the average electric bill tool. Considering a time-of-use plan? Read how free nights and weekends work.
Confirm plan availability for your exact address with the provider.
Questions people ask
How do I find cheap electricity in Rio Vista?
Compare the total bill at the usage level closest to your own recent readings. The lowest-cost fixed-rate offers above exclude usage credits, prepayment and time-of-use pricing. Check the current Electricity Facts Label, contract length and cancellation fee before enrolling; a low price at 1,000 kWh may not be cheapest at 500 or 2,000 kWh.
What is the best electric company in Rio Vista for my home?
There is no single best electricity provider for every household. Compare costs at your actual usage, contract terms and the provider’s complaint record. The cheapest-plan summary ranks listed costs, not customer service. Your retail provider sells your plan and handles billing; the delivery company maintains the wires.
How much does electricity cost in Rio Vista?
The typical plan costs 14.8¢ per kWh at 1,000 kWh a month, about $148 for the month including TNMP delivery. Fixed-rate plans without bill credits start at 11.4¢.
Can I choose my electricity provider in Rio Vista?
For addresses eligible for retail choice in the TNMP delivery area, yes: 42 providers offer 169 listed plans. TNMP delivers power whichever provider you choose. Confirm the delivery company and plan availability at your exact address; some addresses in or around Rio Vista may have different service.
Why do some plans show a very low price?
Some plans include a bill credit that applies only when usage meets a condition. Missing the credit can raise the average price even when you use less electricity. The amount and threshold vary by plan. Untick “Hide plans with bill-credit tricks” to inspect these offers and check the EFL.