5' 6" (1.68 m)
Did You Know?
No. I never tell people how old I am. As an actor, it's not in my interest.
When she came to LA in 1973 for a never-completed movie project, she was calling herself "Gabriel Tree", and it was under this name that she beat out 47 other actresses for the role of "Caroline Ingalls" in the long-running TV drama Little House on the Prairie
(1974) (co-star Michael Landon
convinced her to revert back to her given name of Karen Grassle).