Residential electricity prices in 21144 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 21144 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 21144 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 21144 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 Severn natural gas prices against U.S. average prices. Compare 21144 (Severn, MD) natural gas costs to overall U.S. average costs. [2]
On a year-over-year basis, residential natural gas prices in Severn (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 21144 (Severn, MD) has an average annual solar radiation value of 5 kilowatt hours per square meter per day (kWh/m2/day). Compare Severn 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 Severn solar radiation levels against other areas in the U.S. Compare Severn 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.
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Penn State researchers recently examined microgrids and discovered that they may not always be a wise economic move for communities.
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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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The ZIP code 21144 is associated with the city of Severn, MD in Anne Arundel County. [4]
To learn more about utility rates & usage in 21144, or for other information related to utilities in Maryland, visit the U.S. Energy Information Administration.
Edmund Becquerel, a 19-year-old French experimental physicist, discovered the basis of solar energy in 1839.
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