Personal Carbon Footprint Calculator

Calculate your annual carbon footprint from transport, home energy, diet, and shopping. Compare to USA average and get reduction tips. Free CO2 calculator.

How to Use Personal Carbon Footprint Calculator

  1. Enter your transportation habits: car, flights, and public transit usage
  2. Input your home energy consumption: electricity, gas, and renewable %
  3. Select your diet type and shopping habits
  4. View your total carbon footprint with personalized reduction tips

Frequently Asked Questions

What is a carbon footprint?

A carbon footprint is the total greenhouse gas emissions caused by an individual, measured in tonnes of CO2 equivalent per year. It includes transport, home energy, food, and consumer purchases.

What is the average American's carbon footprint?

The average American produces about 16 tonnes of CO2 per year — one of the highest per capita in the world. The global average is about 4 tonnes. Our calculator compares you to both.

What has the biggest impact on carbon footprint?

In order of impact: flying (1 transatlantic flight = 1.5 tonnes CO2), car use, home heating and electricity, diet (beef has 60x the emissions of vegetables), and consumer purchases.

What is a good carbon footprint?

To meet 2050 climate goals, individuals should aim for under 2.5 tonnes CO2 per year. Small changes in diet, transport, and home energy can reduce your footprint by 30-50%.

How can I reduce my carbon footprint?

The highest impact actions are: fly less or take trains, switch to electric vehicle or cycle, eat less beef, switch to renewable energy, and buy less new stuff. Our tool quantifies each action's CO2 savings.

Is the Personal Carbon Footprint Calculator really free to use?

Yes — every FreeFixo tool, including the Personal Carbon Footprint Calculator, is 100% free with no paywall, no premium tier, and no usage limits. You do not need to create an account, enter a credit card, or share an email.