The American family looks nothing like it did a century ago. Grandma probably lived with you back then, kids ran in packs of six or seven, and divorce was practically unheard of. According to the Pew Research Center, just 7% of children lived in multigenerational households in 1940, yet today that number has nearly tripled to 20%. These dramatic shifts tell us far more than statistics alone. They reveal how economics, technology, and changing values have completely rewritten the rules of family life. Let’s dive into this fascinating evolution of what family really means in America.