Annual income is the total value of income earned during a fiscal year. Gross annual income refers to all earnings before any deductions are What is annual income ? In a nutshell, annual income is the amount of money you make in a year. You can calculate annual income for yourself, like your family’s joint finances or for a business. Definition : Total amount of money earned in a calendar year before taxes. It is the sum of all income perceived by an individual in that 12-month period. What Does Annual Income Mean ? Learn what is annual income , explore the difference between gross and net income and understand how to calculate annual income using an example calculation.