The share of young adults living with their parents edged up last year despite improvements in the economy—a sign that the effects of the recession are lingering.

In a report on the status of families, the Census Bureau on Tuesday said 13.6% of Americans ages 25 to 34 were living with their parents in 2012, up slightly from 13.4% in 2011. Though the trend began before the recession, it accelerated sharply during the downturn. In the early 2000s, about 10% of people in this age group lived at home.

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