Amid the Iran War, the US fixed 30-year mortgage rate increases to 6.46%. Housing Market News Amid the Iran War, the US fixed 30-year mortgage rate increases to 6.46%. heathermorris1 April 2, 2026 While the Iran war drives up oil prices and fuels inflation fears, the average rate of the... Read More Read more about Amid the Iran War, the US fixed 30-year mortgage rate increases to 6.46%.