In Milwaukee, which is located in the state of Wisconsin in the United States, the currency used is the United States Dollar (USD). It is commonly referred to as the "dollar" and is the official currency of the United States and its territories. Banknotes (paper money) come in denominations of $1, $5, $10, $20, $50, and $100, while coins come in denominations of 1¢, 5¢, 10¢, 25¢, 50¢, and $1.