Electricity plans in Thornton
Compare 117+ plans by true cost from providers serving Thornton. Find the right rate for your home.
Live Texas rates, updated August 2026
Thornton fast facts
- County
- Limestone County
- TDU
- Oncor
- Sample ZIP
- 76687
- Oncor outage / switch-hold line
- 1-888-313-4747
Best in Thornton
Best plans in Thornton
Ranked by real monthly bill at 1,000 kWh.
SimpleSaver 11
SimpleSaver 12
Bill Credit Bundle 12
Bill Bonus 24
Bill Bonus 12
Rhythm Max Saver 12
Providers
Compare providers
See the lowest true-cost rate from each retail electricity provider serving Thornton.
Local guide
About electricity in Thornton
Thornton is served by Oncor as the local TDU. It's one of the deregulated markets in Texas — residents can shop 117+ competitive plans from 8+ retail electricity providers serving the Oncor grid.
The live plans we list in Thornton average 15.2¢/kWh all-in at 1,000 kWh usage. Actual rates vary by plan type, contract length, and how much your home uses. Fixed-rate plans typically offer the best value for households that don't want to think about rate swings.
Switching is 1-3 business days with no service interruption — same meter, same wires, new bill from a new company.
FAQ
Common questions
What is the average electricity rate in Thornton?
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The live plans we list on the Oncor grid average 15.2¢/kWh at 1,000 kWh. Plans span a wide range depending on type and term — the lowest competitive rates in Thornton start around 7.0¢/kWh.
Who is the TDU for Thornton?
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Oncor maintains the power lines and infrastructure. TDU charges are the same regardless of your retail provider — set by the Public Utility Commission.
Can I switch providers in Thornton?
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Yes. Choose from 117+ plans available on the Oncor grid. Switching takes 1–3 business days with no service interruption — same meter, same wires, new bill from a new company.
How are the rankings calculated?
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We sort by the real monthly bill at your home's usage — not the flat 1,000 kWh advertised rate. We flag bill-credit plans and minimum usage fees so you see the true cost.
Ready to save on electricity?
Compare 117+ plans in Thornton or let our guided quiz find the right plan for your home.
Explore Thornton
Drill in on Thornton electricity
Thornton electricity rates
Price-focused: rates by usage tier, savings math
Thornton electricity plans
Plan types available, providers serving the city
Start service in Thornton
Move-in or first-time customer
Switch providers in Thornton
1–3 days, no service interruption
Best plans in Thornton
Top-ranked by overall score
Cheap plans in Thornton
Lowest available rates on Oncor
Fixed-rate plans in Thornton
Locked rate for the contract term
Variable-rate plans in Thornton
No contract, flexible month-to-month
No-deposit plans in Thornton
Skip the credit check or deposit
Best providers in Thornton
Top-rated providers serving Oncor
Cheapest providers in Thornton
Sorted by lowest available rate
Green providers in Thornton
100% renewable energy options
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