Donald J. Trump’s biggest gains anywhere were along the Texas border, a Democratic stronghold where most voters are Hispanic. He won 12 of the region’s 14 counties, up from five in 2016. By J. David Goodman Edgar Sandoval and Robert Gebeloff J.

In Starr County, where Bazán lives, voters just backed a Republican presidential candidate for the first time in a century. The predominantly Hispanic and working-class rural county, where the median household income of $36,000 is one of the lowest in the nation, gave Trump a 16 percentage-point victory margin over Vice President Kamala Harris.

President-elect Donald Trump won a Texas border county on Tuesday that hadn't been won by a Republican in over 100 years and that he lost in 2016 by 60 points.