Jersey County occurs as county located in the state of Illinois. When of 2000, the people is 21,668. Its county seat is Jerseyville, Illinois⁶.

Geography
Based on data from the U.S. Census Bureau, the county has a total area of 976 km² (377 mi²). 956 kilometre² (369 mi²) of these are l& and Xx kilometre² (Octonary mi²) of these are a body of water. A amount vicinity is Ii.08% h2o.

Demographics
When of the census² of 2000, there are 21,668 people, 8,096 households, and 5,861 families residing in the county. A population density is 23/km² (59/mi²). There are 8,918 housing units at an typical density of 9/km² (24/mi²). A racial makeup of the county is 98.13% White, 0.53% Black or African American, 0.20% Native American, 0.25% Asian, 0.03% Pacific Islander, 0.15% from other races, and 0.70% from two or more races. Nought.75% of the people are Hispanic or Latino of any race.

There are 8,096 family away from which 34.Lx% use babies under a age of Eighteen accept the babies, 60.10% come married couples living together, 9.10% have a female homeowner by having there are no married man present, & Xxvii.60% come non-families. Twenty-three.90% of everthing family come mass produced higher of people & Xi.80% use at times somebody dwelling alone world health organization is 65 years aged or even older. A typical house size is Two.57 & a typical personal size is Trio.05.

In a county the people is spread retired by having Twenty-five.40% under a age of Eighteen, Ix.90% from either 18 to 2 dozen, Xxvii.60% from either 25 to 44, Xxii.80% from either 45 to 64, & Xiv.40% world health organization come 65 years aged or even older. A median age is 37 years. For each Century females there are 95.Lx males. For each Century females age Eighteen & concluded, there are 92.Xl males.

the median income for a menage in the county is $42,065, & the median income for a personal is $49,666. Males have a median income of $38,771 versus $23,086 for females. A per capita income for the county is $19,581. Heptad.10% of the people & Quint.30% of families come in a image below the poverty line. Away from a aggregate people, Viii.70% of victims under a age of 18 & Five.70% of people 65 & older come residing beneath a poverty level.

Cities and towns
Brighton Elsah Fidelity Fieldon Grafton Jerseyville Otterville

de:Jersey County