Adventures in San Marcos, TX

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San Marcos is home to Rio Vista Park, where families can swim and play in the crystal-clear, spring-fed waters of the San Marcos River without spending a dime. The river maintains a refreshing temperature year-round thanks to natural springs, making it a perfect spot for kids to splash, float, and explore. With easy access right in town and gentle currents ideal for younger swimmers, Rio Vista is one of Central Texas’s best free outdoor adventures.

1 adventure found

San Marcos, TX

Rio Vista Park

Crystal-clear spring-fed river with natural falls for floating and swimming. Free. Best from about age 4. About two hours.

  • Swimming
  • Ages 4+
  • ~2h
  • Free