Electricity plans in Denison
Compare 123+ plans by true cost from providers serving Denison. Find the right rate for your home.
Live Texas rates, updated June 2026
Denison fast facts
- County
- Grayson County
- Population
- 25K
- TDU
- Oncor
- Sample ZIP
- 75020
- Oncor outage / switch-hold line
- 1-888-313-4747
About Denison
What you're shopping for power in.
Denison is a Grayson County city on the Oklahoma border — birthplace of Dwight D. Eisenhower, anchor of the Texoma metro alongside Sherman, and increasingly tied to the Texas Instruments Sherman semiconductor fab buildout 10 miles south.
Climate & bill pattern
Continental climate, marginally colder winters than central DFW.
Mostly mid-century housing at 1,500-2,000 sq ft; winter heating loads matter alongside summer AC.
Major employers
- ·Denison ISD
- ·Texoma Medical Center
- ·MV Transportation
- ·Lake Texoma tourism economy
Known neighborhoods
- ·Heritage District
- ·Lake Texoma waterfront
- ·Northwest Denison
Best in Denison
Best plans in Denison
Ranked by real monthly bill at 1,000 kWh.
Smart Choice - 12
SimpleSaver 13
Maxx Saver Value 8
SimpleSaver 12
SimpleSaver 8
The Lone Saver Plus 12
Providers
Compare providers
See the lowest true-cost rate from each retail electricity provider serving Denison.
Local guide
About electricity in Denison
Denison is served by Oncor as the local TDU. With a population of 25K, it's one of the deregulated markets in Texas — residents can shop 123+ competitive plans from 8+ retail electric providers serving the Oncor grid.
The average all-in rate in Denison is currently 14.9¢/kWh 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 Denison?
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Approximately 14.9¢/kWh at 1,000 kWh. Plans on the Oncor grid span a wide range depending on type and term — the lowest competitive rates available statewide start around 7.7¢/kWh.
Who is the TDU for Denison?
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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 Denison?
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Yes. Choose from 123+ 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 advertised rate at 2,000 kWh. We flag bill-credit plans and minimum usage fees so you see the true cost.
Ready to save on electricity?
Compare 123+ plans in Denison or let our guided quiz find the right plan for your home.
Explore Denison
Drill in on Denison electricity
Denison electricity rates
Price-focused: rates by usage tier, savings math
Denison electricity plans
Plan types available, providers serving the city
Start service in Denison
Move-in or first-time customer
Switch providers in Denison
1–3 days, no service interruption
Best plans in Denison
Top-ranked by overall score
Cheap plans in Denison
Lowest available rates on Oncor
Fixed-rate plans in Denison
Locked rate for the contract term
Variable-rate plans in Denison
No contract, flexible month-to-month
No-deposit plans in Denison
Skip the credit check or deposit
Best providers in Denison
Top-rated REPs serving Oncor
Cheapest providers in Denison
Sorted by lowest available rate
Green providers in Denison
100% renewable energy options
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