Allegheny County had nation's 10th biggest population loss, census estimates show
Allegheny County is among the biggest population losers in the country, according to census estimates released Thursday. The county’s population dropped by 12,192 people between July 2021 and July 2022, the estimates show. Its estimated population stood at 1,233,253 on July 1, the census said. The decrease was the 10th...