Name the 20 most populous incorporated areas of the Piedmont Triad as defined by the U.S. Census Bureau in the 2020 U.S. Census.
The Piedmont Triad defined here includes the counties of Guilford County, Forsyth County, Davidson County, Randolph County, Alamance County, Rockingham County, Surry County, Stokes County, Davie County, Yadkin County, Montgomery County, and Caswell County in the State of North Carolina.