Cheapest Electricity in Round Rock, TX

Neighborhoods in Round Rock

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

Current Oncor Electric Rates in Round Rock

Plans shown for ZIP 78664. All rates ¢/kWh — energy charge only; Oncor Electric delivery fee billed separately.

Compare Plans by Price ↓

Provider / Plan	500 kWh	1,000 kWh ★	2,000 kWh	Term	Action
Amigo Energy Sustainable Simply Days - 3 31% Renewable	10¢	9.1¢	8.7¢	3 mo	Enroll →
Frontier Utilities Frontier Power Saver 3 30% Renewable	9.5¢	9.1¢	8.8¢	3 mo	Enroll →
Revolution Energy Llc Liberty Bell Flex 26% Renewable	10.7¢	10¢	9.7¢	1 mo	Enroll →
Octopus Energy Octopus Lite 12 100% Renewable	23¢	10.1¢	16.2¢	12 mo	Enroll →
Constellation Newenergy Inc Simple Switch 3 26% Renewable	10.6¢	10.2¢	10¢	3 mo	Enroll →
Abundance Energy Straight Forward 3 25% Renewable	11.8¢	10.9¢	10.5¢	3 mo	Enroll →
Rhythm Digital Choice 4 100% Renewable	11.1¢	11.1¢	11.2¢	4 mo	Enroll →
Bkv Energy Daisy 3 29% Renewable	11.9¢	11.4¢	11.2¢	3 mo	Enroll →
Chariot Energy Bright Nights 12 100% Renewable	14.2¢	12.8¢	12.1¢	12 mo	Enroll →
True Power True Value 12 15% Renewable	13.3¢	12.9¢	12.7¢	12 mo	Enroll →
Companion Energy Companion + Perks 12 30% Renewable	13.4¢	13¢	12.7¢	12 mo	Enroll →
Gexa Energy Gexa Eco Choice 12 100% Renewable	13.5¢	13.1¢	12.8¢	12 mo	Enroll →
Cleansky Energy Embrace Green 12 - New Customer Special 100% Renewable	13.8¢	13.3¢	13.1¢	12 mo	Enroll →
Pronto Power Pronto Saver 26% Renewable	14.5¢	13.4¢	12.8¢	Variable	Enroll →
Texans Choice Power Llc Choose 6 35% Renewable	14¢	13.5¢	13.3¢	6 mo	Enroll →
Budget Power No Gimmicks 24 35% Renewable	14.1¢	13.6¢	13.4¢	24 mo	Enroll →
Branch Energy (texas) Llc Branch Fixed 12 100% Renewable	14¢	13.6¢	13.4¢	12 mo	Enroll →
Cirro Energy Smart Simple 15 21% Renewable	14.1¢	13.7¢	13.4¢	15 mo	Enroll →
Spark Energy Llc Choose 6 35% Renewable	14.3¢	13.8¢	13.6¢	6 mo	Enroll →
Ap Gas & Electric (tx) Llc TrueClassic 24 6% Renewable	14.2¢	13.8¢	13.6¢	24 mo	Enroll →
Energy Texas No Bull 12 100% Renewable	13.8¢	13.9¢	13.9¢	12 mo	Enroll →
Infuse Energy Essential Infusion 36 26% Renewable	14.8¢	14.1¢	13.8¢	36 mo	Enroll →
Ae Texas Smart Secure 36 35% Renewable	14.8¢	14.3¢	14.1¢	36 mo	Enroll →
Discount Power Saver 36 24% Renewable	14.9¢	14.5¢	14.2¢	36 mo	Enroll →
Heritage Power Llc Bright Start 24 - $25 credit on your first bill! 25% Renewable	15¢	14.5¢	14.3¢	24 mo	Enroll →
Champion Energy Services Llc Champ Saver-12 26% Renewable	15¢	14.5¢	14.3¢	12 mo	Enroll →
Good Charlie & Co Llc GoodEnergy 36 26% Renewable	15.6¢	14.6¢	14.2¢	36 mo	Enroll →
Think Energy Think Clean 12 100% Renewable	15.7¢	14.7¢	14.3¢	12 mo	Enroll →
Octopus Energy Llc Octo Simple 24 100% Renewable	15.1¢	14.7¢	14.5¢	24 mo	Enroll →
Trieagle Energy Lp Simple Savings 36 3% Renewable	15.7¢	15.2¢	14.9¢	36 mo	Enroll →
Southern Federal Power Llc SoFed Try Us Out - 48 6% Renewable	16.3¢	15.3¢	14.9¢	48 mo	Enroll →
Direct Energy Autopay Texas 24 24% Renewable	16.3¢	15.4¢	14.9¢	24 mo	Enroll →
Tara Energy Basics PTC - 24 31% Renewable	16¢	15.5¢	15.3¢	24 mo	Enroll →
Ranchero Power Ranchero Smart & Fixed - 60 6% Renewable	16.5¢	15.5¢	15.1¢	60 mo	Enroll →
Just Energy Basics PTC - 24 31% Renewable	16¢	15.5¢	15.3¢	24 mo	Enroll →
Nec Co-op Energy Residential Electricity... Plain and simple. 17% Renewable	16.7¢	15.5¢	14.9¢	Variable	Enroll →
Reliant Reliant Power on 36 Plan 24% Renewable	16.7¢	15.8¢	15.3¢	36 mo	Enroll →
Green Mountain Energy Company Pollution Free e-Plus 24 Choice 100% Renewable	16.6¢	15.8¢	15.3¢	24 mo	Enroll →
Txu Energy Simple Value 12 3% Renewable	17.7¢	16.2¢	15.5¢	12 mo	Enroll →
Payless Power PTC 6 Month - Prepaid 26% Renewable	16.8¢	16.3¢	16.1¢	6 mo	Enroll →
Atlantex Power Luminous 36 35% Renewable	16.8¢	16.3¢	16.1¢	36 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 Round Rock

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

78664 — Downtown 78665 — North Round Rock 78681 — West Round Rock 78728 — Central 78727 — South Round Rock

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Nearby Cities in Oncor Electric Territory

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Frequently Asked Questions — Round Rock Electricity

What is the cheapest electricity plan in Round Rock, TX?

The lowest current rate in Round Rock is Amigo Energy — Sustainable Simply Days - 3 at 9.1¢/kWh for 1,000 kWh on a 3 mo term. At 500 kWh the rate is 10¢/kWh; at 2,000 kWh it is 8.7¢/kWh. Rates are updated daily from the Texas Power to Choose database.

Who delivers electricity in Round Rock, Texas?

Oncor Electric (Oncor Electric Delivery Company) owns and maintains the power lines serving Round Rock and is responsible for outage restoration and meter reading. Your energy rate is set by the Retail Electric Provider (REP) you choose — Oncor Electric delivery charges appear as fixed fees on your bill. Currently 41 REPs compete for customers in Round Rock via Oncor Electric's grid, with an average rate of 13.7¢/kWh at 1,000 kWh usage.

Can I switch electricity providers in Round Rock?

Yes — Round Rock is in Texas's deregulated electricity market, so you're free to choose from 41 competing providers with rates starting as low as 9.1¢/kWh. Top options today include Amigo Energy, Frontier Utilities, Revolution Energy Llc. 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).