Ross 's sister Kate soon became the first Caucasian child born in Waco .
In March 1849 , the Ross family built the first house in Waco , a double - log cabin on a bluff overlooking the springs .
Ross 's sister Kate soon became the first Caucasian child born in cabin .
In March 1849 , the Ross family built the first house in Waco , a double - log cabin on a bluff overlooking the springs .