Distance from San Antonio to Hillsboro, Texas

The driving distance from San Antonio, TX to Hillsboro, TX is approximately 295 miles (475 kilometers) via I-35 North.

• Route: I-35 N directly (San Antonio → New Braunfels → San Marcos → Austin → Waco → Hillsboro).
• Driving Time: ~4.5–5 hours without traffic.
• Key Stops: Buc-ee's in New Braunfels or Luling; Czech Stop in West (kolaches); Waco (Magnolia Market, Dr Pepper Museum).

Hillsboro is the Hill County seat, known for its historic courthouse and outlet shopping. I-35 is a major freight corridor—expect trucks.