Electricity rates in St. Petersburg, FL
St. Petersburg (population 264,033) is served by Duke Energy Florida. A typical home on its cheapest plan, RS-1, pays about $168 a month, 15.31¢ per kWh all-in: 0% below the Florida average.
Utility Duke Energy FloridaPopulation Census 2025 estimateState price EIA, July 2026
Typical all-in priceRS-1
Duke Energy Florida plans for a St. Petersburg home
| Plan | Typical bill | All-in ¢/kWh | Summer weekday windows | EV, 1,000 mi |
|---|---|---|---|---|
| RS-1Checked | $168/mo | 15.31 | Same price all day | $43/mo |
| RST-1Checked | $172/mo | 15.66 | Mid-peak 6 am–6 pm, Peak 6 pm–9 pm, Mid-peak 9 pm–12 am | $30/mo |
Typical bill: average Florida use of 1,099 kWh a month, shaped hour by hour (NREL ResStock), averaged over the year. EV: Tesla Model Y Long Range AWD, 275 kWh a month from the wall, charging from its cheapest start hour. Full Duke Energy Florida tariff details and sources.
St. Petersburg electricity: common questions
Who provides electricity in St. Petersburg, FL?
The centre of St. Petersburg lies in Duke Energy Florida’s retail service territory, according to the federal service-territory map built from EIA-861 data. Territories are drawn approximately, so homes near the city limits can be served by another utility or cooperative; the name on your bill is the authority.
How much is electricity per kWh in St. Petersburg?
On Duke Energy Florida’s RS-1 plan, a typical Florida home using 1,099 kWh a month pays about 15.31¢ per kWh all-in before taxes, or $168 a month. The Florida average over the last 12 months was 15.39¢ (EIA).
How much does it cost to charge an EV in St. Petersburg?
Driving 1,000 miles a month in a Tesla Model Y Long Range AWD adds about $30 a month on Duke Energy Florida’s RST-1 plan when charging starts at its cheapest hour (12 am), against about $149 of gasoline for a 25.5 mpg car.
When is electricity cheapest in St. Petersburg?
Only on a time-of-use plan does the hour matter. On Duke Energy Florida’s RST-1, summer weekday prices are highest in these windows: RST-1: Mid-peak 6 am–6 pm, Peak 6 pm–9 pm, Mid-peak 9 pm–12 am. Running dishwashers, laundry and EV charging outside them costs less. Find the cheapest hour for an appliance.
Calculators with Duke Energy Florida preloaded
Other cities in Florida
Sources: population, Census Bureau Vintage 2025 estimates; city location, Census Gazetteer; service territory, Electric Retail Service Territories (HIFLD/ORNL, from EIA-861); tariffs, see the Duke Energy Florida page.