What's the ideal age to reach a life milestone? Many Americans say it depends

On average, the Americans surveyed by Pew said the best age to become a parent is 27.3 years old.

Owning a home, starting a family or retiring: If these are things you want, what's the best age to do them? The Pew Research Center surveyed 3,600 U.S. adults to find out.

(Image credit: Richard Drury)