Physical US Dollars in Circulation
The amount of physical US dollars in circulation has grown steadily over the past decades. As of the latest Federal Reserve data, there are roughly 22 billion notes in circulation, with a total face value exceeding 2.3 trillion dollars. The $1 bill remains the most common denomination, accounting for nearly half of all physical notes by volume Forbes.
Federal Reserve notes are produced by the Bureau of Engraving and Printing and distributed through the 12 regional Federal Reserve Banks. The $100 bill holds the highest value among currently printed denominations, while denominations of $500, $1,000, $5,000, and $10,000 remain legal tender but are no longer printed. The Federal Reserve adjusts the supply of physical dollars based on public demand, which often rises during periods of economic uncertainty Federal Reserve Annual Report.
M1 and M2 Money Supply Definitions
What Counts as M1 Money
M1 is the narrowest measure of the US money supply and includes physical currency, demand deposits such as checking accounts, and other liquid deposits like traveler’s checks. As of mid-2024, M1 stood at roughly 2.1 trillion dollars, reflecting the total amount of highly liquid money available in the economy Federal Reserve Money Measures.
What Counts as M2 Money
M2 includes M1 plus savings deposits, money market mutual funds, and other time deposits. The M2 money supply is broader and stood at roughly 21 trillion dollars in mid-2024, showing a gradual decline from its peak during the pandemic era of rapid monetary expansion FRED M2 Series.
Digital Dollars, Bank Reserves, and Broader Money
Bank Reserves and the Role of the Federal Reserve
Bank reserves held at the Federal Reserve are not part of M1 or M2 but are critical to the payment system and monetary policy. As of mid-2024, total reserves stood at roughly 3.3 trillion dollars, with the Federal Reserve using interest on reserves and reverse repos to manage short-term interest rates and liquidity FOMC Minutes 2024.
Digital Dollar Projects and CBDC Discussions
The Federal Reserve has explored the concept of a central bank digital dollar, but as of mid-2024 no digital US currency has been issued for public use. Any future digital dollar would aim to complement physical cash and existing digital bank deposits while preserving financial stability and privacy Federal Reserve CBDC Statement.
Global Comparison of US Dollar Dominance
The US dollar remains the world’s primary reserve currency, with roughly 58 percent of global foreign exchange reserves held in dollars according to the latest IMF data. This dominance means that changes in the US money supply and interest rates influence global capital flows, trade invoicing