The Pa. counties that lost and gained the most population in the last 10 years, ranked

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HARRISBURG — Data released this week by the U.S. Census Bureau reveals that Pennsylvania’s population grew by a sluggish 2.4% between 2010 and 2020.

Among the state’s 67 counties, the population in 44 declined during that decade-long span, with rural counties in the western and northern parts of Pennsylvania hit hardest. Counties in southeast and south-central Pennsylvania were among the top gainers.

Explore the data below:

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