San Antonio has the third-highest poverty rate of any large U.S. city, according to data released Thursday by the U.S. Census Bureau. According to the latest data from the annual American Community Survey, 18.7% of San Antonio’s 1.4 million residents lived in poverty last year — up nearly 2% from 2021. The picture is worse for Alamo City children: a quarter people under the age of 18 in the Alamo City live below the poverty line.