Electricity rates in Tomball, TX
Tomball (11,540 people, Harris County) is served by 2 electric utilities. Homes on Entergy Texas pay about 14.28¢/kWh, 11% less than the Texas average.
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Electric companies serving Tomball
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Entergy Texas | Investor-owned utility | 14.28¢ | $177 | 469K | 403 |
| Mid-South Electric Co-op Association | Electric cooperative | 15.86¢ | $202 | 37K | 189 |
Power outages in Harris County right now
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Outage history in Harris County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 5,779 | 321 |
| Days with outages | 46 | 45 |
| Most customers out at once | 1,660,703 (90.9%) | 148,911 (8.1%) |
| Worst day | 2024-07-08 | 2025-10-25 |
Outage minutes by month, 2025
Less outage time than 2024 (5,779 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Pinehurst 14.3¢
- The Woodlands 14.3¢
- Cypress 13.0¢
- Oak Ridge North 14.3¢
- Shenandoah 14.3¢
- Magnolia 14.3¢
- Oak Cliff Place 13.0¢
- Spring 14.3¢
- Jersey Village 13.0¢
- Conroe 14.3¢
ZIP codes: 77375, 77377
Frequently asked questions
What is the electricity rate in Tomball?
Most homes in Tomball get power from Entergy Texas, where residential customers pay an average of 14.28¢/kWh including all charges. The Texas average is 15.96¢ and the U.S. average 17.99¢. Other utilities serving parts of Tomball: Mid-South Electric Co-op Association (15.86¢).
What is the average electric bill in Tomball?
About $177 a month, based on 1,237 kWh a month (the average for Entergy Texas customers) at 14.28¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Tomball, TX?
2 utilities serve Tomball's ZIP codes: Entergy Texas, Mid-South Electric Co-op Association. Which one serves you depends on your street address.
How often does the power go out in Tomball?
In 2025, customers in Harris County averaged 5 hr 21 min without power. Outages hit 45 days of the year, and the worst day was 2025-10-25, when 148,911 customers (8.1%) were out. Source: ORNL EAGLE-I.