All current-issue $50 bills are Federal Reserve Notes.

As of December 2018, the average life of a $50 bill in circulation is 12.2 years before it is replaced due to wear.

[3] They are delivered by Federal Reserve Banks in beige straps.

Next to the United States two-dollar bill, the fifty-dollar bill has the lowest circulation of any U.S. denomination measured by volume, with 1.8 billion notes in circulation as of December 31, 2019.

[4] (approximately 7.4218 × 3.125 in ≅ 189 × 79 mm) (6.14 × 2.61 in ≅ 156 × 66 mm) In 2005, a proposal to put Ronald Reagan's portrait on the $50 bill was put forward, but never went beyond the House Financial Services Committee, even though Republicans controlled the House.