Jacksonville Florida mortgage rates have remained within a narrow band of 0.1 percentage points over every week in March due to mixed economic data releases as to how strong the economy is and whether future inflation will recede. The results of Freddie Mac’s Primary Mortgage Market Survey showed the 30-year FRM averaged 6.17 percent with an average 0.4 point for the end of this week, slightly higher than last week when it averaged 6.16 percent. The 15-year FRM this week averaged 5.87 percent with an average 0.5 point, up slightly from last week when it averaged 5.86 percent. Five-year Treasury-indexed hybrid ARMs averaged 5.92 percent this week with an average 0.6 point, while one-year Treasury-indexed ARMs averaged 5.44 percent this week with an average 0.6 point.