The largest county is PERSON@1 -LRB- NUMBER@1 sq mi , NUMBER@2 km2 -RRB- and the smallest is Etowah -LRB- NUMBER@3 sq mi , NUMBER@4 km2 -RRB- .

The largest county is PERSON@1 -LRB- -RRB- and the smallest is Etowah -LRB- -RRB- .
