CNN CNN Newsroom June 30, 2013 20:40:00
Dramatically, very quickly. >> reporter: ironically, an improving economy is to blame. >> unemployment is down. the stock market is doing well. median house prices are up. people are feeling better, out there buying again so the economy does well, you will see a rising rate environment. >> reporter: you will see it in your monthly payment at 3.5% on a $250,000 home with 20% down, $898. same 30-year fixed mortgage over $1,000 at 4.5%, $115 more a month or more than $1,300 a year. down payment, credit score and income determine the rate you will pay. >> borrowers with the best rate putting 20% t...