Adjustable-Rate Mortgages Are About a Point Cheaper Than Fixed Right Now. What Oakland County Buyers Should Check First

A 5-year ARM averaged 6.4% in October vs. 7.4% for a 30-year fixed. In Oakland County, 12.2% of 2025 purchase loans were ARMs, nearly twice Michigan’s share, mostly larger loans. Payment math, reset caps and the qualifying-rate catch.