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