MUNHALL, Pa.—In the quiet suburban sprawl of Pittsburgh is the most important county in America: Allegheny County, with its population of 1.2 million.
Allegheny County is a confluence of demographics that define national politics: urban professionals, steel workers, college students, retirees, and unionized labor. Despite its Democratic lean, a shift in support here—even by a few votes—can change the outcome of Pennsylvania’s elections which are seeing ever narrower margins.
President Donald Trump gained such votes in the 2024 election, and they helped him win.
Two months after Trump’s second administration began, Allegheny County will be back at the polls on March 25 to vote for a new state representative....
