Jefferson County

Lewisville
Menan
Mud Lake
Rigby
Ririe
Roberts
HASC code :US-ID-JF
FIPS 6-4 code :16051
Capital :Rigby
Largest city :Rigby
Elevation :High : Ririe 4,962 ft
Low : Roberts 4,775 ft
Population :19,155
Land Area :1,095 sq mi
(2,836 km²)
Density :17.49/sq mi
(6.75/km²)
Time zone :UTC -7
Website :http://www.co.jefferson.id.us