Recent geopolitical tensions, including the U.S.-Iran conflict and associated oil price spikes, have driven 30-year mortgage rates higher in 2026, with averages reaching approximately 6.76% to 7.22% as of mid-September amid elevated 10-year Treasury yields near 5%. Persistent inflation above the Federal Reserve’s 2% target, reinforced by energy costs and labor market resilience, has prompted markets to price in potential federal funds rate hikes from the current 3.50–3.75% range, widening spreads between short-term policy and long-term borrowing costs. Forecasters from Fannie Mae and the Mortgage Bankers Association now project full-year 2026 averages around 6.5%, revised upward from earlier estimates, while the upcoming FOMC meeting and upcoming CPI releases represent key catalysts that could influence implied probabilities in rate-linked markets. High federal borrowing needs and term premium effects continue to anchor longer-term yields independently of near-term policy shifts.