In 1993, Tilton received the Leach Centennial First Woman Award from the Valparaiso University School of Law.
Also in 1993, Tilton received an award from the Indiana State Bar Association as a woman honoree in the celebration of 100 years of women in the legal profession.
Subsequently, the School of Law established the Frances Tilton Weaver Scholarship in her honor.
In 2004, as part of the 125th anniversary celebration of the Valparaiso University School of Law, students carried the hand-carved walking cane that belonged to Tilton as part of the 'cane march,' a tradition where graduating law students, holding canes and wearing straw hats, march from the Valparaiso University campus to the Porter County courthouse in Valparaiso's town square.
She was named as one of the "Top 150 Most Influential Valpo People" by the Valparaiso University Alumni Association.