 Demens eventually retired to Alta Loma, California to the family ranch (what later became known as Demens-Tolstoy Estate).Reportedly, "the descendants of Peter Demens now live in California and British Columbia, [including] a grandson, Peter Demens Tolstoy ("writer Leo Tolstoy, who wrote "Anna Karenina" and "The Death of Ivan Ilych", is his great-grand uncle"), a great-grandson, Greg Demens, and a great-great-grandson, Greg Demens.