Gas Bill Calculator
Calculate by Therms
Estimate gas bill from therms per month
Calculate by MCF
Estimate gas bill from MCF (1,000 cubic feet)
Formula
Monthly Bill = (Therms x Rate per Therm) + Base Charge | 1 MCF ≈ 10.37 Therms
Frequently Asked Questions
What is a therm of natural gas?
A therm equals 100,000 BTUs of energy. It is the standard billing unit for natural gas in many areas. One therm is roughly equivalent to 100 cubic feet of natural gas.
How much gas does a typical household use?
The average US household uses about 50-60 therms per month year-round. Winter months average 100-150 therms for heating, while summer months may use only 15-25 therms for water heating and cooking.
What is MCF?
MCF stands for 1,000 cubic feet (M = Roman numeral for 1,000). One MCF of natural gas contains approximately 10.37 therms of energy. Some utilities bill in MCF while others bill in therms.
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