The collector’s market was valued at approximately $294.23 billion in 2023 and is projected to reach $422.56 billion by 2030.

A coin collector inspects details of a coin using a magnifying glass. Octavio Parra/Shutterstock

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You may have a basement or attic filled with what you believe to be junk. But you may actually be sitting on a gold mine. That’s because those busted-up boxes could be housing collectibles.
A collectible is a type of alternative investment. This means they can’t be grouped into traditional investing categories like stocks, bonds, and cash. A collectible is also defined as something that is worth far more than what it originally sold for.