Mortgage rates remained relatively stable last week, with rates for 30-year fixed mortgages declining slightly to 6.03 percent, down from 6.09 percent the week prior, according to the Zillow Mortgage Rate Monitor, compiled by leading real estate Web site Zillow.com®.

Rates for 15-year fixed mortgages rose to 5.76 percent, up from 5.73 percent and 5-1 adjustable rate mortgages fell to 5.85 percent from 5.87 percent.

Rates for 30-year fixed mortgages appeared to be down a bit further on Monday evening with the average rate on Zillow Mortgage Marketplace at 5.97 percent.

At a state level, the 30-year fixed mortgage rate in Arizona saw the biggest decrease, falling from 6.13 percent to 5.95 percent. Rates on 30-year fixed mortgages were lowest in the states of Georgia (5.90%) and Oregon (5.90%), while Missouri (6.17%) and New York (6.14%) had the highest rates.