Market Sizing

Market Sizing

When making important strategic or product decisions, finding the market size is almost always the first step. Learn what a market size is, the types of decisions it can help inform, and how to calculate it using two different approaches.

Meet Your Instructor

  • Nic Barnhart

    Cofounder & CPO, Pareto Labs
    Finance/Analytics, ZipRecruiter

    Nic Barnhart is a cofounder and Chief Product Officer at Pareto Labs. Prior to that he was in finance and analytics at ZipRecruiter and head of operations at a health tech startup acquired by Aetna. Earlier in his career, Nic started a business to teach kids basic finance concepts and founded a nonprofit organization to fund efforts to combat human trafficking. He earned a B.S. from the United States Air Force Academy and an MBA from The Wharton School at the University of Pennsylvania.


  • 01 What is it?

    Understand what a market size is and what it is not. Learn about the two components to every market size: geography and product sets.

  • 02 Why Is It Important?

    Understand the various business decisions that rely on knowing the size of a market.

  • 03 How Do I Calculate It?

    Go step-by-step through the calculation of a market size through an example of the top-down approach and the bottom-up approach.