LEGO 10042 U.S. Flag is a Bulk Bricks set currently valued at $18 for new and sealed sets. Annual appreciation has averaged 4.00% since release. On the used market, values range from $8 to $10 based on condition.
LEGO 10042-1 U.S. Flag is a Bulk Bricks Seasonal set released in 2003, containing 35 pieces. The set builds a small brick-built United States flag using red, white, and blue plates, with the stars represented by white Technic bushes. It was sold exclusively through LEGO.com and LEGO Brand Stores. The parts selection includes basic plates, a blue Technic brick with holes, and white half pins used in the flag assembly.
A new and sealed U.S. Flag is currently valued at around $18, with annual growth of approximately 4%, which is higher than other Seasonal sets. The average used price is $8 for those in good overall condition. New and sealed listings currently range from $16 to $28. Based on current trends, this set could be valued near $18 within the next year.