Finding the right car under $500 down in Smithtown, NY is just a few simple steps away. Each used vehicle in Smithtown listed can be bought with $500 down. Buy a car with 500 dollars down in Smithtown and get an auto loan with $500 down at a single convenient Smithtown New York location. Our Nassau-Suffolk area used car dealers offer you the best chance to finance a used car in Smithtown with a low down payment and a monthly payment that fits within your budget.