Electricity rates in Kennesaw, GA
Kennesaw (33,584 people, Cobb County) is served by 5 electric utilities. Homes on Cobb Electric Membership Corp. pay about 12.13¢/kWh, 20% less than the Georgia average.
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Electric companies serving Kennesaw
| Utility | Type | Rate | Avg bill | Homes (statewide) | Outage min |
|---|---|---|---|---|---|
| Cobb Electric Membership Corp. | Electric cooperative | 12.13¢ | $135 | 203K | 48 |
| Georgia Power Co. | Investor-owned utility | 16.37¢ | $162 | 2.48M | 287 |
| GreyStone Power Corporation | Electric cooperative | 12.88¢ | $153 | 143K | 241 |
| City of Marietta | Municipal utility | 12.24¢ | $102 | 36K | 106 |
| City of Acworth | Municipal utility | 16.71¢ | $204 | 6,954 | — |
Power outages in Cobb County right now
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Outage history in Cobb County
| 2024 | 2025 | |
|---|---|---|
| Outage minutes per customer | 163 | 177 |
| Days with outages | 52 | 51 |
| Most customers out at once | 14,648 (4.5%) | 38,496 (11.9%) |
| Worst day | 2024-07-31 | 2025-06-07 |
Outage minutes by month, 2025
More outage time than 2024 (163 min). Data: ORNL EAGLE-I county outage snapshots every 15 minutes, covering all utilities in the county.
Nearby cities
- Acworth 16.4¢
- Marietta 12.2¢
- Woodstock 16.4¢
- Fair Oaks 12.2¢
- Emerson 16.4¢
- Smyrna 16.4¢
- Blue Ridge Manor 16.4¢
- Powder Springs 16.4¢
- Holly Springs 16.4¢
- Hiram 16.4¢
ZIP codes: 30144, 30152, 30156, 30160, 31144
Frequently asked questions
What is the electricity rate in Kennesaw?
Most homes in Kennesaw get power from Cobb Electric Membership Corp., where residential customers pay an average of 12.13¢/kWh including all charges. The Georgia average is 15.12¢ and the U.S. average 17.99¢. Other utilities serving parts of Kennesaw: Georgia Power Co. (16.37¢), GreyStone Power Corporation (12.88¢), City of Marietta (12.24¢).
What is the average electric bill in Kennesaw?
About $135 a month, based on 1,115 kWh a month (the average for Cobb Electric Membership Corp. customers) at 12.13¢/kWh. Homes with electric heat, pools or EVs pay more.
Who is the electric company in Kennesaw, GA?
5 utilities serve Kennesaw's ZIP codes: Cobb Electric Membership Corp., Georgia Power Co., GreyStone Power Corporation, City of Marietta, City of Acworth. Which one serves you depends on your street address.
How often does the power go out in Kennesaw?
In 2025, customers in Cobb County averaged 2 hr 57 min without power. Outages hit 51 days of the year, and the worst day was 2025-06-07, when 38,496 customers (11.9%) were out. Source: ORNL EAGLE-I.