One of Pennsylvania's most decisive Republican strongholds by raw margin
Armstrong County, a post-industrial enclave in western Pennsylvania's Allegheny highlands, recorded an R+53.2 margin in 2024 — among the steepest in the state — reflecting a rural electorate that has shifted sharply away from its historic union-Democratic roots.
Contextual statewide polling for Pennsylvania. County pages stay rooted in county returns, but live statewide polling helps frame the current cycle.