The LEGO secondary market is booming. In 2025, LEGO Group's revenue increased by 12%, reaching DKK 83.5 billion. Consumer sales rose by 16%, outpacing the broader toy market's 7% growth. Ignoring this trend could mean missing out on a lucrative investment opportunity.

What is the size of the LEGO secondary market?

The global LEGO blocks market is expected to grow from approximately USD 11.48 billion in 2026 to USD 17.64 billion by 2035. This reflects a compound annual growth rate (CAGR) of 4.26%.

Why is the LEGO secondary market growing?

Several factors are driving this growth. Limited production runs create scarcity, enhancing value over time. The adult fan base, or 'kidult' segment, contributes significantly. Diversified product lines attract a broad audience.

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How do I invest in LEGO sets?

Investing in LEGO involves selecting limited editions, large sets, and those tied to popular franchises. Many sellers choose to maintain sets in original, unopened packaging and store them properly. Timing is crucial. Purchase before retirement and hold for several years post-retirement.

  • Choose limited edition and popular franchise sets.
  • Keep sets unopened and in good condition.
  • Purchase before retirement and hold long-term.

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Last updated March 30, 2026