Jersey County

Elsah
Fieldon
Grafton
Jerseyville
HASC code :US-IL-JR
FIPS 6-4 code :17083
Capital :Jerseyville
Largest city :Jerseyville
Elevation :High : Fieldon 700 ft
Low : Grafton 435 ft
Population :21,668
Land Area :369 sq mi
(956 km²)
Density :58.72/sq mi
(22.67/km²)
Time zone :UTC -6