Sorry, 20621 electricity price data is currenly unavailable.
Natural Gas in 20621
Sorry, 20621 natural gas price data is currenly unavailable.
Solar Energy in 20621
Sorry, 20621 solar power data is currenly unavailable.
Utilities in 20621 (Chaptico, MD)
Save on Electricity, Compare Rates in ZIP Code 20621
Electricity Prices in 20621
Residential Electricity Rates in 20621
Residential electricity prices in 20621 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.
Electricity Comparison: 20621 vs. U.S.
See how electricity costs in 20621 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 20621 increased approximately 5%, from 18.09 ¢/kWh to 18.95 ¢/kWh. [1]
→ Electricity rates listed as zero are not currently available.
Natural Gas Prices in 20621
Residential Natural Gas Rates in 20621
Residential natural gas prices in 20621 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.
Natural Gas Comparison: 20621 vs. U.S.
See the chart below to see a comparison of Chaptico natural gas prices against U.S. average prices. Compare 20621 (Chaptico, MD) natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Chaptico (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.
Solar Energy in 20621
Solar Radiation Levels in 20621
The ZIP code of 20621 (Chaptico, MD) has an average annual solar radiation value of 5.1 kilowatt hours per square meter per day (kWh/m2/day). Compare Chaptico values to both low and high values in the U.S. overall: [3]
Average monthly solar radition in 20621 is 23% lower than an example high average monthly solar radiation in NV.
Average monthly solar radition in 20621 is 30% higher than an example low average monthly solar radiation in WA.
→ Solar radiation values listed as zero are not currently available.
Solar Power Comparison: 20621 vs. Other Regions
See the chart below for a comparison of Chaptico solar radiation levels against other areas in the U.S. Compare Chaptico 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.
Through the analysis of publicly available data filed by electricity suppliers, the CT OCC discovered that electricity customers overpaid by $58 million in 2015.
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More information about 20621Chaptico, MD)
About 20621
The ZIP code 20621 is associated with the city of Chaptico, MD in St. Mary's County. [4]
Maryland Utilities
To learn more about utility rates & usage in 20621, or for other information related to utilities in Maryland, visit the U.S. Energy Information Administration.
Did you know?
A physical process known as the photovoltaic effect is how solar cells convert sunlight into electricity.