[Tennessee Conservative]

There is also a Polk Co. Florida.

[deport]

There are 12 counties in the USA named Polk.
Ten named after James Knox Polk.

Polk County, Missouri, named after Ezekiel Polk a colonel in
the American Revolutionary War

Polk County, North Carolina, named after Col. William Polk
who fought in the American Revolutionary War (first cousin
once-removed of James K. Polk)