Residential electricity prices in 20677 in April 2025 averaged approximately 19.08 cents per kilowatthour (¢/kWh), which was about 9% more than the national average rate of 17.45 ¢/kWh (April 2025). [1]
→ Electricity rates listed as zero are not currently available.
See how electricity costs in 20677 differ from the average electricity costs for the U.S. overall. [1]
On a year-over-year basis - from March 2024 to March 2025 - residential electricity prices in 20677 increased approximately 5%, from 18.09 ¢/kWh to 18.95 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Residential natural gas prices in 20677 in April 2025 averaged 19.52 dollars per thousand cubic feet ($/Mcf), which was approximately 22% more than the national average rate of 16.05 $/Mcf (April 2025). [2]
→ Natural gas prices listed as zero are not currently available.
See the chart below to see a comparison of Port Tobacco natural gas prices against U.S. average prices. Compare 20677 (Port Tobacco, MD) natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Port Tobacco (Maryland) increased approximately 30%, from 14.13 $/Mcf (March 2024) to 18.30 $/Mcf (March 2025). [2]
→ Natural gas prices listed as zero are not currently available.
The ZIP code of 20677 (Port Tobacco, MD) has an average annual solar radiation value of 5.08 kilowatt hours per square meter per day (kWh/m2/day). Compare Port Tobacco values to both low and high values in the U.S. overall: [3]
→ Solar radiation values listed as zero are not currently available.
See the chart below for a comparison of Port Tobacco solar radiation levels against other areas in the U.S. Compare Port Tobacco 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 ZIP code 20677 is associated with the city of Port Tobacco, MD in Charles County. [4]
To learn more about utility rates & usage in 20677, or for other information related to utilities in Maryland, visit the U.S. Energy Information Administration.
Nearly half of the sun's energy is absorbed by the Earth's surface, while about 30 percent is reflected back from the surface.
Find the best fixed rate electricity plan for your home or business.
No plans with hidden fees, variable rates or other tricks.
