Residential electricity prices in Key West, FL in August 2026 averaged approximately 14.99 cents per kilowatthour (¢/kWh), which was about 17% less than the national average rate of 18.16 ¢/kWh (August 2026). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in Key West differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from July 2025 to July 2026 - residential electricity prices in Key West decreased approximately 0%, from 15.04 ¢/kWh to 15.03 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in Key West in August 2026 averaged 0.00 dollars per thousand cubic feet ($/Mcf), which was approximately 100% less than the national average rate of 27.05 $/Mcf (August 2026). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Key West natural gas prices against U.S. average prices. Compare Key West natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Key West (Florida) decreased approximately 100%, from 32.27 $/Mcf (July 2025) to 0.00 $/Mcf (July 2026). [2]
→ Natural gas prices listed as zero are not currently available.
Sorry, Key West solar data is not currently available. Please check back later.
See the chart below for a comparison of Key West solar radiation levels against other areas in the U.S. Compare Key West levels against both 1) low average solar radition levels (WA) and also 2) high average solar radiation levels (NV). [3]
→ k/m/d: kilowatt hours per square meter per day.
→ Solar radiation values listed as zero are not currently available.
Households in the United States have benefited from falling energy prices in recent years, which has driven down the cost of living.
Read More
Penn State researchers recently examined microgrids and discovered that they may not always be a wise economic move for communities.
Read More
Through the analysis of publicly available data filed by electricity suppliers, the CT OCC discovered that electricity customers overpaid by $58 million in 2015.
Read More
The city of Key West, FL in Monroe County has an approximate population of 24,649. [4]
To learn more about utility rates & usage in Key West, FL, or for other information related to utilities in Key West, visit the U.S. Energy Information Administration.
Nearly half of the households in the United States use natural gas as their main heating fuel.
Take the first step toward powering your home with solar energy.
Learn about your specific solar options, with NO obligation.
