What is the most valuable one dollar bill?

One Dollar bills with low serial numbers, such as 00000001 to 00000100, are sought after and can sell for up to $2,500 in mint, uncirculated condition. The most valuable One Dollar bill to date is the Rainbow Note, which was produced in 1869. It features a portrait of George Washington and a scene of Christopher Columbus discovering America. It is called a Rainbow Note because it was printed using multiple colors. The Rainbow Note One Dollar bill is valued at $4,500 in mint, uncirculated condition.