Sjoberg was last seen leaving Oconomowoc High School from her high school prom during the early morning hours of June 5, 1974. Eyes-Green, Hair-Brown. The prom was held at the Jefferson County Concord House dance hall, on an Interstate 94 interchange in Concord, Wisconsin. She stepped out for a breath of fresh air and never returned. She has freckles on cheeks. Both ears pierced. Catherine broke her collar bone at the age of 14.
She was wearing a light blue flowered prom dress, a corsage and high heeled shoes. She was also wearing a gold chain and a gold pin.
If you have any information concerning the disappearance of Catherine please contact: Jefferson County Sheriff's Office
Detective Margareta Gray