Written By:
Jane Smith
Explore the fascinating changes in the $10 bill—from early designs to anti-counterfeit features and little-known facts that make this bill truly unique.
Since its debut in 1861, the $10 bill has undergone remarkable transformations. From early anti-counterfeiting measures to the current UV reactive security threads on the $10 bill, which are both a successful design innovation and a landmark of historical significance. Learn the history of the ten dollar bill, including the $10 bill design changes, security features and see fun facts on Alexander Hamilton’s dollar bill portrait.
Demand Notes issued in August 1861 were the first federal $10 bills, issued to finance the Civil War. These were called "greenbacks," featured Abraham Lincoln's portrait, and were redeemable in gold or silver, on demand, at designated banks. As with most US currency evolution, the earliest anti counterfeiting features consisted in intricate fine line engraving and lathe pattern borders.
The Legal Tender Act expanded the paper money issuance from 1862 on and National Bank Notes joined the line up in 1863. As to the $10 design it did evolve via different seals and color of serial numbers — red, blue, brown — according to note type. With the federal government’s involvement in paper currency production further affirmed, it was not long before the Bureau of Engraving and Printing was actually established in 1874.
In the 1928 series, the $10 bill was reduced from large to small bill and was also standardized to 6.14 × 2.61 inch format, and underwent a change in the obverse featuring Alexander Hamilton in place of Andrew Jackson. It also marked the precedent for honoring important financial figures with a change as Hamilton was the first U.S. Treasury Secretary, according to Wikipedia.
The move to a smaller size in 1928 improved currency portability and reduced production costs. This new format was taken up by all denominations including the $10 bill. Future layering of security elements and more consistent Federal Reserve note design across series was enabled by the design simplification.
In the 1990s, the Bureau began to incorporate fine-line printing enhancements and micro engraving to make counterfeiting more difficult. Hamilton’s image remained crisp through subtle revisions such as portrait and border details, coupled with advanced tactile features for verification.
The $10 bill was one of the first denominations to use color-shifting ink technology in the lower right numeral and the beginning of 2000. When tilted, the note flashes green with the copper coloured '10', an intuitively anti-counterfeiting feature that is still the signature of modern security features on the $10 note today.
In 2006, the torch and vignette was microprinted, Hamilton was added to watermark and a subtle orange background wash was introduced as part of the 2006 redesign. A security thread reading “USA TEN” glows orange under UV light, and the EURion constellation pattern deters digital copying.
A vertically embedded polyester security thread having ‘USA TEN’ microinscribed in it runs. Hamilton’s collar and the Treasury building vignette also feature additional micro-text like “THE UNITED STATES OF AMERICA,” which illustrates security features on the $10 bill’s successive designs.
Treasury filings confirm that the upcoming Catalyst series will make its debut in 2026 as tactile raised features for the visually impaired. RTF marks using fresh colour and modern watermarks are added to deter counterfeiting, and to make them more accessible.
Fine line engraving has played a critical part in deterring counterfeiting since the 1861 Demand Notes’ lathe work through to the 1920’s redesign. And these detailed patterns are almost impossible to replicate even with specialised equipment, which are at the core of the anti-counterfeiting of U.S. currency.
Security threads were introduced in the 1990s with simple metallic strips evolving into micro-inscribed polyester threads that glitter under UV light. As for the $10 thread specifically glows orange, this is because of the orange background colors seen on the bill.
Layered security is offered by the color-shifting ink, introduced in 2000, and the UV-reactive thread, which debuted in 2006. Under a UV lamp, the thread emits a bright orange glow, assuring authenticity at a glance.
Hamilton’s picture is based on John Trumbull’s 1805 painting and is the only currency portrait that is facing left. The history of the ten dollar bill is enforced by the orientation and the intricate engraving of his portrait and by his role in establishing the U.S. financial system.
Under ultraviolet light, the embedded security thread 'USA TEN' it glows bright orange to prevent document scanners and photocopiers from recreating the bill. Banks and retailers use this UV response as a quick authenticity check.
Among collectors, certain series fetch thousands like 1933 Silver Certificates and rare error notes. The US ten-dollar bill has pockets of rarity driven by numismatic interest and high auction value caused by the timeline of design changes.
According to the U.S. Currency Education Program, modern $10 notes remain an average of 5.3 years before being replaced. Edge fraying and loss of color vibrancy from frequent handling force Federal Reserve banks to withdraw worn notes and keep the currency quality constant.
The first $10 notes—Demand Notes—were printed in August 1861 to fund the Civil War and redeemable in coin on demand.
The most recent major redesign occurred in 2006, adding color-shifting ink, a UV-reactive security thread, and enhanced microprinting.
A polyester security thread inscribed with “USA TEN” runs vertically and glows orange under ultraviolet light.
Hamilton, the first U.S. Treasury Secretary, is honored for laying the foundation of America’s financial system, making him a fitting face for the $10 denomination.
On average, a $10 bill remains in circulation for 5.3 years before it is replaced due to wear and tear.
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