Mortgage rates increased again this week, with the average 30-year rate hitting 7.4 percent for the first time since November 2023, Freddie Mac reported. The average 30-year mortgage rate rose 12 basis points from last week, when it was 7.28 percent, according to the government-sponsored company. This rate has risen for seven consecutive weeks and has sat above 7 percent for three weeks straight — the first such stretch since April 2024 and May 2024. …Home loan borrowing costs have spiked amid the U.S.’s ongoing war with Iran and a global bond market sell-off, as investors flee the market over persistent inflation and elevated oil prices. The week before the U.S. and Israel attacked Iran, the average 30-year mortgage rate was 142 basis points less. The 10-year U.S. Treasury bond yield similarly rose following the war. …Brent crude oil, the international benchmark, is trading at more than $103 per barrel as of Thursday afternoon.