St. Tammany Parish, Louisiana Electricity Rates & Statistics
Electricity Rates, Plans & Statistics
- The average electricity bill in St. Tammany Parish, LA is $156.06
- The average electricity rate in St. Tammany Parish, LA is 11.91¢
Electric Bills and Electric Rates in St. Tammany Parish, LA
The average residential electric bill in St. Tammany Parish, LA is $156.06 per month. St. Tammany Parish, LA is the 39th most expensive county in Louisiana for electricity.
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St. Tammany Parish, Louisiana Electricity Overview
The largest provider in St. Tammany Parish by megawatt hours sold is CLECO Power.
St. Tammany Parish's average residential price per kilowatt hour is 28.81% below the national average rate, at 11.91 cents per kilowatt hour compared to 16.73 cents.
Customers in the county are faced with an average of 1.31 power outages per year, with an average of 386.6 minutes per outage.
St. Tammany Parish is the 266th most populous county in the US.
There was a 1.40% decline in CO2 emissions per capita over the preceding year in St. Tammany Parish.
Emitting 2,128,201,462.38 kilograms of CO2 gases, St. Tammany Parish has the 5th highest pollution level due to electricity use out of 64 counties in the state.
ENERGY CONSUMPTION
Total Consumption
6,002,835 MWh
Consumption per Capita
21.97 MWh
EMISSIONS
CO2 Emissions
2,128,201,462 kg
CO2 Emissions per Capita
7,788.11 kg
Recent Electricity Rates and Production Changes in Slidell
To see the most recent electricity rates and production changes for cities in St. Tammany Parish, select the city below. If you would like to get access to monthly historical data, please contact us directly by submitting a request.
Rates and Production Categories
Slidell Electricity Pricing Data
Average Residential Bundled Electricity Rate for November, 2024
12.96¢ per kWh
- 3.43% lower than last month
- 8.09% higher than November last year
- 9.23% higher than the Louisiana average
- 23.89% lower than the US average
- 464th in the state out of 488 cities
- The state rank has dropped by 83 since last month
- The state rank has dropped by 87 since November last year
- 5,580th in the US out of 31,800 cities
- The national rank has increased by 1,127 since last month
- The national rank has dropped by 431 since November last year
12 Month Rolling Average Residential Bundled Rate
12.11¢ per kWh
- 0.67% higher than last month
- 4.65% lower than November last year
- 4.64% higher than the Louisiana average
- 26.55% lower than the US average
- 399th in the state out of 488 cities
- The state rank has dropped by 27 since last month
- The state rank has increased by 10 since November last year
- 4,129th in the US out of 31,800 cities
- The national rank has dropped by 60 since last month
- The national rank has increased by 3,608 since November last year
Average Residential Bundled Electricity Bill for November, 2024
$123.71 per month
- 9.03% lower than last month
- 12.64% higher than November last year
- 11.55% higher than the Louisiana average
- 4.62% higher than the US average
- 455th in the state out of 488 cities
- The state rank has dropped by 70 since last month
- The state rank has dropped by 75 since November last year
- 18,708th in the US out of 31,800 cities
- The national rank has increased by 4,445 since last month
- The national rank has dropped by 4,652 since November last year
12 Month Rolling Average Residential Bundled Bill
$148.63 per month
- 0.78% higher than last month
- 6.72% lower than November last year
- 7.25% higher than the Louisiana average
- 4.49% higher than the US average
- 448th in the state out of 488 cities
- The state rank has dropped by 23 since last month
- The state rank has increased by 10 since November last year
- 18,511th in the US out of 31,800 cities
- The national rank has dropped by 180 since last month
- The national rank has increased by 6,313 since November last year
Slidell, LA Electricity Overview

Residents of Slidell are billed an average residential electricity price of 12.11 cents per kilowatt hour, which is 1.55% more than the average state rate of 11.93 cents. CLECO Power sells an estimated 19,269.97 megawatt hours in the city per year, which is more than all other suppliers.
For every person in the city there are 7,788.11 kilograms of CO2 emissions. This ranks the city 59th worst in Louisiana out of 488 cities for emissions from electricity use per capita. Total emissions in the city are 222,249,207.29 kilograms, which is the 17th highest total amount of pollution for all cities in the state. The city has zero power plants currently operating in the city.
Average Residential Electricity Bills & Rates in Slidell
Slidell residential electric rates are highest in October and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in Slidell, Louisiana
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| CLECO Power | BUNDLED | 12.90 | 160.92 | 3,775,798 | 486,974,000 |
Zips with electric coverage in Slidell, Louisiana include: 70458, 70461, 70460, 70445
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Mandeville, LA Electricity Overview

Residents of Mandeville are billed an average residential electricity price of 12.11 cents per kilowatt hour, which is 1.55% more than the average state rate of 11.93 cents. CLECO Power sells an estimated 9,141.57 megawatt hours in the city per year, which is more than all other suppliers.
For every person in the city there are 7,788.11 kilograms of CO2 emissions. This ranks the city 59th worst in Louisiana out of 488 cities for emissions from electricity use per capita. Total emissions in the city are 101,128,568.41 kilograms, which is the 39th highest total amount of pollution for all cities in the state. The city has zero power plants currently operating in the city.
Average Residential Electricity Bills & Rates in Mandeville
Mandeville residential electric rates are highest in October and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in Mandeville, Louisiana
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| CLECO Power | BUNDLED | 12.90 | 160.92 | 3,775,798 | 486,974,000 |
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Covington, LA Electricity Overview

Residents of Covington are billed an average residential electricity price of 12.11 cents per kilowatt hour, which is 1.55% more than the average state rate of 11.93 cents. CLECO Power sells an estimated 10,242.42 megawatt hours in the city per year, which is more than all other suppliers.
For every person in the city there are 7,788.11 kilograms of CO2 emissions. This ranks the city 293rd worst in Louisiana out of 488 cities for emissions from electricity use per capita. Total emissions in the city are 86,876,332.74 kilograms, which is the 52nd highest total amount of pollution for all cities in the state. The city has zero power plants currently operating in the city.
Average Residential Electricity Bills & Rates in Covington
Covington residential electric rates are highest in October and the highest average bill is in July.
Historical Electricity Rates:
Electric Companies With Service in Covington, Louisiana
| Provider | Service Type | Residential Rate (¢) | Residential Average Bill ($) | City Production (MWh) | Residential Sales (MWh) | Residential Revenues ($) |
|---|---|---|---|---|---|---|
| CLECO Power | BUNDLED | 12.90 | 160.92 | 3,775,798 | 486,974,000 |
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FAQ
What electricity company is the largest supplier in St. Tammany Parish, Louisiana?
The largest electricity supplier in St. Tammany Parish, Louisiana by total revenue is CLECO Power.
Which electricity companies offer service in St. Tammany Parish, Louisiana?
| County Customers Rank | Provider | Est. County Customers |
|---|---|---|
| 1 | Washington-St Tammany Electric Cooperative | 22,549 |
| 2 | CLECO Power | 15,434 |
How many electric companies offer service in St. Tammany Parish, Louisiana?
St. Tammany Parish, Louisiana has 2 electricity providers serving consumers in the area.