Real Help for Homebuyers Act of 2009 - Amends Internal Revenue Code provisions relating to the first-time homebuyer tax credit to: (1) extend such credit to principal residences purchased within one year after the enactment of this Act; (2) increase the amount of such credit to $15,000; (3) extend such credit to all individuals who purchase a principal residence (currently, only first-time homebuyers as so defined); and (4) require as a condition of eligibility for such credit a downpayment of not less than 5% of the purchase price of a principal residence.