Cheapest Electricity in Sienna, TX

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Neighborhoods in Sienna

Every ZIP code in Sienna is shown below. Glowing circles have live rate data — click any dot to compare plans.

Current CenterPoint Energy Rates in Sienna

Plans shown for ZIP 77459. All rates ¢/kWh — energy charge only; CenterPoint Energy delivery fee billed separately.

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Provider / Plan	500 kWh	1,000 kWh ★	2,000 kWh	Term	Action
Discount Power Bill Credit Bundle 13 22% Renewable	20.2¢	7.2¢	13.2¢	13 mo	Enroll →
Cirro Energy Bill Bonus 10 22% Renewable	20.2¢	7.2¢	13.2¢	10 mo	Enroll →
Just Energy Smart Choice - 12 31% Renewable	21.5¢	8.5¢	14.5¢	12 mo	Enroll →
Revolution Energy Llc Stars and Stripes Green Flex 100% Renewable	12.3¢	11.4¢	10.9¢	1 mo	Enroll →
Chariot Energy Bright Nights 12 100% Renewable	13.1¢	11.6¢	10.9¢	12 mo	Enroll →
Budget Power No Gimmicks 12 35% Renewable	12.2¢	11.7¢	11.5¢	12 mo	Enroll →
Rhythm Digital Choice 12 100% Renewable	11.9¢	11.9¢	12¢	12 mo	Enroll →
Varsity Energy Llc HOMERUN 12 31% Renewable	12.6¢	12.1¢	11.9¢	12 mo	Enroll →
Amigo Energy Sustainable Simply Days - 6 31% Renewable	13¢	12.1¢	11.6¢	6 mo	Enroll →
Tara Energy Balanced Days Bundle - 6 31% Renewable	13¢	12.1¢	11.6¢	6 mo	Enroll →
Frontier Utilities Frontier Power Saver 12 30% Renewable	12.6¢	12.1¢	11.9¢	12 mo	Enroll →
Companion Energy Companion + Perks 12 30% Renewable	12.6¢	12.1¢	11.9¢	12 mo	Enroll →
Gexa Energy Gexa Eco Choice 12 100% Renewable	12.6¢	12.1¢	11.9¢	12 mo	Enroll →
Southern Federal Power Llc SoFed Free Energy Lunch - 12 6% Renewable	12.6¢	12.2¢	11.9¢	12 mo	Enroll →
Abundance Energy Confident Renter 12 25% Renewable	12.7¢	12.2¢	12¢	12 mo	Enroll →
Sfe Energy Texas Inc SFE RewardsPlus - 12 35% Renewable	12.9¢	12.4¢	12.2¢	12 mo	Enroll →
Ae Texas Smart Secure 36 23% Renewable	12.9¢	12.4¢	12.2¢	36 mo	Enroll →
True Power True Value 36	13¢	12.5¢	12.3¢	36 mo	Enroll →
Constellation Newenergy Inc 36 Month Usage Bill Credit 24% Renewable	16.6¢	12.6¢	13.4¢	36 mo	Enroll →
Ranchero Power Ranchero Smart & Fixed -6 6% Renewable	13.8¢	12.8¢	12.4¢	6 mo	Enroll →
Good Charlie & Co Llc GoodEnergy 12 25% Renewable	13.8¢	12.8¢	12.3¢	12 mo	Enroll →
Bkv Energy Daisy Green 12 100% Renewable	13.3¢	12.8¢	12.5¢	12 mo	Enroll →
Infuse Energy Essential Infusion 6 24% Renewable	13.6¢	12.9¢	12.5¢	6 mo	Enroll →
Texans Choice Power Llc Texas Instant 12 37% Renewable	26¢	13¢	13.5¢	12 mo	Enroll →
Cleansky Energy Embrace Green 24 - New Customer Special 100% Renewable	13.6¢	13.1¢	12.9¢	24 mo	Enroll →
Ap Gas & Electric (tx) Llc TrueClassic 36 6% Renewable	13.6¢	13.1¢	12.9¢	36 mo	Enroll →
Energy Texas No Bull 36 100% Renewable	13.1¢	13.1¢	13.2¢	36 mo	Enroll →
Octopus Energy OctopusFlex 100% Renewable	13.8¢	13.3¢	13¢	12 mo	Enroll →
Champion Energy Services Llc Free Weekends-24 25% Renewable	14¢	13.5¢	13.2¢	24 mo	Enroll →
Trieagle Energy Lp Sure Value 36 3% Renewable	17¢	13.5¢	14.7¢	36 mo	Enroll →
Think Energy Think Clean 24 With Smart Thermostat 100% Renewable	13.5¢	13.5¢	13.5¢	24 mo	Enroll →
Octopus Energy Llc Octo Simple 24 100% Renewable	14¢	13.5¢	13.3¢	24 mo	Enroll →
Base Power Base Energy 36 100% Renewable	14.1¢	13.6¢	13.4¢	36 mo	Enroll →
Spark Energy Llc Choose 15 37% Renewable	14.1¢	13.6¢	13.4¢	15 mo	Enroll →
Atlantex Power Luminous 10 23% Renewable	14.5¢	14¢	13.8¢	10 mo	Enroll →
Smartenergy Holdings Llc SmartGreen 12 $200 Bill Credit 100% Renewable	15.1¢	14.1¢	13.6¢	12 mo	Enroll →
Heritage Power Llc Bright Start 24 - $25 credit on your first bill! 24% Renewable	14.6¢	14.1¢	13.9¢	24 mo	Enroll →
Reliant Reliant Power On 18 15% Renewable	15.6¢	14.6¢	14.1¢	18 mo	Enroll →
Direct Energy Autopay Texas 12 24% Renewable	15.6¢	14.6¢	14.1¢	12 mo	Enroll →
Green Mountain Energy Company Pollution Free e-Plus 18 Choice 100% Renewable	16¢	15¢	14.5¢	18 mo	Enroll →
Txu Energy Simple Value 12 3% Renewable	16.7¢	15.2¢	14.5¢	12 mo	Enroll →
Nec Co-op Energy Residential Electricity... Plain and simple. 15% Renewable	17.6¢	16.3¢	15.7¢	Variable	Enroll →
Pronto Power Power To Choose 26% Renewable	16.9¢	16.9¢	16.9¢	1 mo	Enroll →
Payless Power PTC 6 Month - Prepaid 26% Renewable	17.5¢	17¢	16.8¢	6 mo	Enroll →

★ 1,000 kWh is the Texas standard usage benchmark. Rates include energy charge; TDSP delivery fees billed separately.

Compare Plans by ZIP Code in Sienna

Rates vary by neighborhood — select your exact ZIP for precise pricing.

77459 — Downtown 77583 — North Sienna 77584 — West Sienna 77578 — East Sienna 77047 — South Sienna

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Frequently Asked Questions — Sienna Electricity

What is the cheapest electricity plan in Sienna, TX?

The lowest current rate in Sienna is Discount Power — Bill Credit Bundle 13 at 7.2¢/kWh for 1,000 kWh on a 13 mo term. At 500 kWh the rate is 20.2¢/kWh; at 2,000 kWh it is 13.2¢/kWh. Rates are sourced daily from licensed Texas REP plan data.

Who delivers electricity in Sienna, Texas?

CenterPoint Energy (CenterPoint Energy Houston Electric LLC) owns and maintains the power lines serving Sienna and is responsible for outage restoration and meter reading. Your energy rate is set by the Retail Electric Provider (REP) you choose — CenterPoint Energy delivery charges appear as fixed fees on your bill. Currently 44 REPs compete for customers in Sienna via CenterPoint Energy's grid, with an average rate of 12.9¢/kWh at 1,000 kWh usage.

Can I switch electricity providers in Sienna?

Yes — Sienna is in Texas's deregulated electricity market, so you're free to choose from 44 competing providers with rates starting as low as 7.2¢/kWh. Top options today include Discount Power, Cirro Energy, Just Energy. Switching takes 1–3 business days with no service interruption. Outside a contract there is no cancellation fee; inside a contract check your ETF (typically $50–$300).

How do I read my CenterPoint Energy electricity bill in Sienna?

A typical bill in the CenterPoint Energy service area has two main components: your chosen provider's energy charge (the rate you locked in at enrollment) and the CenterPoint Energy delivery charge — a regulated fee covering poles, wires, meters, and outage response. These two charges together make up most of your monthly total. The CenterPoint Energy delivery charge is the same regardless of which retail provider you pick.

What is the CenterPoint Energy delivery charge for Sienna customers?

CenterPoint Energy charges approximately $4.39/month plus $0.038/kWh as a delivery charge. This regulated fee is set by the Public Utility Commission of Texas and applies equally to all retail electricity providers in Sienna — it does not change when you switch providers.

Who do I call for a power outage in Sienna?

Call CenterPoint Energy at 713-207-2222 to report a power outage in Sienna. Do not call your retail electricity provider — they do not own or operate the power lines. CenterPoint Energy handles all outage restoration, meter issues, and new service connections regardless of which provider you chose.