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Both calculators run independently — change the inputs on either side to compare results.

Household Carbon Footprint Calculator

Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back.

Monthly Electricity Usage (kWh)

Monthly Natural Gas Usage (therms)

Annual Car Miles Driven (miles)

Car Fuel Efficiency (mpg)

Round-trip Flights per Year (flights)

Diet Type

Fill in the required fields to see your result.

Carbon Footprint

Flight Carbon Footprint Calculator

Estimate CO₂ emissions from any flight based on distance, number of passengers, seat class, and whether the trip is one-way or round trip. Ideal for offsetting decisions or comparing travel options.

Flight Distance (miles)

Number of Passengers (passengers)

Flight Type

Seat Class

Trip Type

Fill in the required fields to see your result.

Key differences

	Household Carbon Footprint Calculator	Flight Carbon Footprint Calculator
Category	Carbon Footprint	Carbon Footprint
Inputs required	6	5
Result	Annual CO₂ Emissions (lbs CO₂)	Flight CO₂ Emissions (lbs CO₂)
What it does	Estimate your household's total annual CO₂ emissions from electricity, natural gas, driving, flights, and diet. Use it to identify your biggest emission sources and find where to cut back.	Estimate CO₂ emissions from any flight based on distance, number of passengers, seat class, and whether the trip is one-way or round trip. Ideal for offsetting decisions or comparing travel options.