is jefferson hills in allegheny county
The primary coordinate point for Jefferson Hills is located at latitude 40.2972 and longitude -79.9425 in Allegheny County. The formal boundaries for the Borough of Jefferson Hills (see map below) encompass a land area of 16.54 sq. miles and a water area of 0.17 sq. miles. Allegheny County is in the Eastern time zone (GMT -5).