if i save $300 a month for a year how much will i have? If you save $300 a month for a year, you will have $3,600 by the end of 12 months, assuming no interest or additional contributions. However, with a typical high-yield savings account (HYSA) offering an annual percentage yield (APY) of around … Continue reading If I Save $300 a Month for a Year, How Much Will I Have?