What age is a dollhouse appropriate for?

Most of the dollhouses in this roundup are rated 3+ by the manufacturer, and verified-purchase reviewers consistently say age 3-4 is the sweet spot for entry. Wooden models with small furniture pieces (KidKraft, Hape, Tiny Land) carry small-parts cautions, so for under-3 siblings, parents in the threads we read recommend supervising or choosing a chunkier foldable set.