Electricity rates in Rockwall, TX
Rockwall (42,566 people, Rockwall County) is served by 3 electric utilities. Homes on Oncor Electric Delivery Company pay about 13.20¢/kWh, 17% less than the Texas average. Electricity is deregulated here, so you can pick your retail provider.
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Electric companies serving Rockwall
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Oncor Electric Delivery Company | Delivery (TDU) | 13.20¢ | $146 | 3.55M | 232 |
| Grayson-Collin Electric Co-op | Electric cooperative | 17.58¢ | $198 | 98K | 240 |
| Farmers Electric Co-op | Electric cooperative | 12.33¢ | $152 | 88K | 91 |
Cheapest electricity plans in Rockwall
Oncor Electric Delivery Company area. Prices include delivery charges, shown at three usage levels from Power to Choose (2026-10-21).
| Provider · plan | Term | 500 kWh | 1,000 kWh | 2,000 kWh |
|---|---|---|---|---|
| AP Gas & Electric · SimpleSaver 12usage credit | 12 mo | 19.8¢ | 6.9¢ | 12.9¢ |
| Chariot Energy · GridPlus 12usage credit | 12 mo | 19.9¢ | 7.0¢ | 13.1¢ |
| Express Energy · Flash Value 12usage credit | 12 mo | 20.3¢ | 7.4¢ | 13.5¢ |
| Spark Energy · Sure Saver 12usage credit | 12 mo | 18.3¢ | 7.9¢ | 12.7¢ |
| Energy Texas · No Bull 6 | 6 mo | 11.5¢ | 11.5¢ | 11.6¢ |
Power outages in Rockwall County right now
Checking live outages…
Outage history in Rockwall County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 614 | 142 |
| Days with outages | 52 | 41 |
| Most customers out at once | 31,961 (41.5%) | 5,220 (6.8%) |
| Worst day | 2024-05-28 | 2025-06-09 |
Outage minutes by month, 2025
Less outage time than 2024 (614 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Fate 13.2¢
- Rowlett 14.1¢
- Heath 13.2¢
- Lavon 17.6¢
- Wylie 17.6¢
- McLendon-Chisholm 13.2¢
- Royse City 17.6¢
- Sachse 17.6¢
- Travis Ranch 13.2¢
- Nevada 17.6¢
ZIP codes: 75032, 75087
Frequently asked questions
What is the electricity rate in Rockwall?
Most homes in Rockwall get power from Oncor Electric Delivery Company, where residential customers pay an average of 13.20¢/kWh including all charges. The Texas average is 15.96¢ and the U.S. average 17.99¢. Other utilities serving parts of Rockwall: Grayson-Collin Electric Co-op (17.58¢), Farmers Electric Co-op (12.33¢).
What is the average electric bill in Rockwall?
About $146 a month, based on 1,106 kWh a month (the average for Oncor Electric Delivery Company customers) at 13.20¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Rockwall, TX?
3 utilities serve Rockwall's ZIP codes: Oncor Electric Delivery Company, Grayson-Collin Electric Co-op, Farmers Electric Co-op. Which one serves you depends on your street address. Rockwall is in Texas's competitive market, so Oncor Electric Delivery Company delivers power while you choose a retail electric provider.
How often does the power go out in Rockwall?
In 2025, customers in Rockwall County averaged 2 hr 22 min without power. Outages hit 41 days of the year, and the worst day was 2025-06-09, when 5,220 customers (6.8%) were out. Source: ORNL EAGLE-I.