Texas mortgage rates have risen recently, with the average APR for a 30-year fixed mortgage at 7.526%, up nearly 1 point over 90 days. The 15-year fixed mortgage rate is 6.746%, and jumbo 30-year fixed mortgages average 7.637%. Refinance rates have also increased, with the 30-year fixed refinance rate at 7.611%. Texas rates remain slightly below national averages. To secure the best rates, buyers should research, compare lenders, and maintain strong credit and financial stability.