Clayton County

Edgewood
Elkader
Farmersburg
Garnavillo
Guttenberg
Luana
Marquette
McGregor
Monona
Strawberry Point
Volga
HASC code :US-IA-CT
FIPS 6-4 code :19043
Capital :Elkader
Largest city :Guttenberg
Elevation :High : Monona 1,221 ft
Low : Edgewood 0 ft
Population :18,678
Land Area :779 sq mi
(2,018 km²)
Density :23.98/sq mi
(9.26/km²)
Time zone :UTC -6
Website :http://www.claytoncountyiowa.net